Mercurial > almixer_isolated

annotate ALmixer.c @ 40:2b0b55b7f8cf

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author Eric Wing <ewing@anscamobile.com>
date Fri, 19 Aug 2011 12:36:50 -0700
parents b346b6608eab
children 05e5dc4817a4
rev   line source
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1
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2 /* Here's an OpenAL implementation modeled after
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3 * the SDL_SoundMixer which was built ontop of SDL_Mixer
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4 * and SDL_Sound.
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5 * Eric Wing
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6 */
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7
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8 #include "ALmixer.h"
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9
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10 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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11 #include "ALmixer_RWops.h"
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12 #include "SoundDecoder.h"
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13 #else
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14 #include "SDL_sound.h"
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15 #endif
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16
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17 #include "al.h" /* OpenAL */
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18 #include "alc.h" /* For creating OpenAL contexts */
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19
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20 #ifdef __APPLE__
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21 /* For performance things like ALC_CONVERT_DATA_UPON_LOADING */
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22 /* Note: ALC_CONVERT_DATA_UPON_LOADING used to be in the alc.h header.
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23 * But in the Tiger OpenAL 1.1 release (10.4.7 and Xcode 2.4), the
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24 * define was moved to a new header file and renamed to
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25 * ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING.
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26 */
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27 #include <TargetConditionals.h>
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28 /*
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29 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
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30 #include <AudioToolbox/AudioToolbox.h>
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31 #else
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32 #include <OpenAL/MacOSX_OALExtensions.h>
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33 #endif
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34 */
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35 #endif
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36
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37 /* For malloc, bsearch, qsort */
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38 #include <stdlib.h>
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39
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40 /* For memcpy */
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41 #include <string.h>
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42
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43 #if 0
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44 /* for toupper */
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45 #include <ctype.h>
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46 /* for strrchr */
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47 #include <string.h>
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48 #endif
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49
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50 /* Currently used in the output debug functions */
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51 #include <stdio.h>
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52
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53 /* My own CircularQueue implementation needed
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54 * to work around the Nvidia problem of the
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55 * lack of a buffer query.
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56 */
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57 #include "CircularQueue.h"
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58
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59 /* SDL_sound keeps a private linked list of sounds which get auto-deleted
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60 * on Sound_Quit. This might actually create some leaks for me in certain
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61 * usage patterns. To be safe, I should do the same.
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62 */
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63 #include "LinkedList.h"
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64
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65 #ifdef ENABLE_ALMIXER_THREADS
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66 /* Needed for the Mutex locks (and threads if enabled) */
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67 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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68 #include "SimpleMutex.h"
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69 #include "SimpleThread.h"
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70 typedef struct SimpleMutex SDL_mutex;
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71 typedef struct SimpleThread SDL_Thread;
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72 #define SDL_CreateMutex SimpleMutex_CreateMutex
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73 #define SDL_DestroyMutex SimpleMutex_DestroyMutex
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74 #define SDL_LockMutex SimpleMutex_LockMutex
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75 #define SDL_UnlockMutex SimpleMutex_UnlockMutex
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76 #define SDL_CreateThread SimpleThread_CreateThread
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77 #define SDL_WaitThread SimpleThread_WaitThread
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78
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79 #else
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80 #include "SDL_thread.h"
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81 #endif
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82 #endif
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83
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84 /* Because of the API differences between the Loki
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85 * and Creative distributions, we need to know which
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86 * version to use. The LOKI distribution currently
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87 * has AL_BYTE_LOKI defined in altypes.h which
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88 * I will use as a flag to identify the distributions.
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89 * If this is ever removed, I might revert back to the
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90 * if defined(_WIN32) or defined(__APPLE__) test to
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91 * identify the Creative dist.
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92 * I'm not sure if or how the Nvidia distribution differs
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93 * from the Creative distribution. So for
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94 * now, the Nvidia distribution gets lumped with the
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95 * Creative dist and I hope nothing will break.
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96 * My alGetString may be the most vulnerable.
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97 */
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98 #ifdef AL_BYTE_LOKI
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99 #define USING_LOKI_AL_DIST
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100 /* This is a short term fix to get around the
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101 * queuing problem with non-power of two buffer sizes.
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102 * Hopefully the maintainers will fix this before
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103 * we're ready to ship.
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104 */
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105 #define ENABLE_LOKI_QUEUE_FIX_HACK
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106
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107 /* The AL_GAIN in the Loki dist doesn't seem to do
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108 * what I want/expect it to do. I want to use it for
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109 * Fading, but it seems to work like an off/on switch.
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110 * 0 = off, >0 = on.
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111 * The AL_GAIN_LINEAR_LOKI switch seems to do what
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112 * I want, so I'll redefine it here so the code is consistent
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113 */
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114 /* Update: I've changed the source volume implementations
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115 * to use AL_MAX_GAIN, so I don't think I need this block
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116 * of code anymore. The listener uses AL_GAIN, but I
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117 * hope they got this one right since there isn't a AL_MAX_GAIN
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118 * for the listener.
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119 */
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120 /*
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121 #undef AL_GAIN
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122 #include "alexttypes.h"
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123 #define AL_GAIN AL_GAIN_LINEAR_LOKI
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124 */
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125 #else
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126 /* Might need to run other tests to figure out the DIST */
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127 /* I've been told that Nvidia doesn't define constants
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128 * in the headers like Creative. Instead of
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129 * #define AL_REFERENCE_DISTANCE 0x1020,
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130 * Nvidia prefers you query OpenAL for a value.
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131 * int AL_REFERENCE_DISTANCE = alGetEnumValue(ALubyte*)"AL_REFERNECE_DISTANCE");
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132 * So I'm assuming this means the Nvidia lacks this value.
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133 * If this is the case,
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134 * I guess we can use it to identify the Nvidia dist
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135 */
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136 #ifdef AL_REFERENCE_DISTANCE
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137 #define USING_CREATIVE_AL_DIST
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138 #else
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139 #define USING_NVIDIA_AL_DIST
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140 #endif
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141 #endif
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142
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143 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
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144 /* Need memset to zero out data */
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145 #include <string.h>
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146 #endif
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147
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148
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149 /* Seek issues for predecoded samples:
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150 * The problem is that OpenAL makes us copy an
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151 * entire buffer if we want to use it. This
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152 * means we potentially have two copies of the
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153 * same data. For predecoded data, this can be a
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154 * large amount of memory. However, for seek
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155 * support, I need to be able to get access to
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156 * the original data so I can set byte positions.
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157 * The following flags let you disable seek support
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158 * if you don't want the memory hit, keep everything,
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159 * or let you try to minimize the memory wasted by
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160 * fetching it from the OpenAL buffer if needed
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161 * and making a copy of it.
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162 * Update: I don't think I need this flag anymore. I've made the
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163 * effects of this user customizable by the access_data flag on load.
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164 * If set to true, then seek and data callbacks work, with the
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165 * cost of more memory and possibly CPU for copying the data through
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166 * the callbacks. If false, then the extra memory is freed, but
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167 * you don't get the features.
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168 */
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169 /*
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170 #define DISABLE_PREDECODED_SEEK
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171 */
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172 /* Problem: Even though alGetBufferi(., AL_DATA, .)
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173 * is in the Creative Programmer's reference,
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174 * it actually isn't in the dist. (Invalid enum
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175 * in Creative, can't compile in Loki.)
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176 * So we have to keep it disabled
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177 */
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178 #define DISABLE_SEEK_MEMORY_OPTIMIZATION
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179
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180 #ifndef DISABLE_SEEK_MEMORY_OPTIMIZATION
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181 /* Needed for memcpy */
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182 #include <string.h>
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183 #endif
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184
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185 /* Old way of doing things:
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186 #if defined(_WIN32) || defined(__APPLE__)
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187 #define USING_CREATIVE_AL_DIST
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188 #else
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189 #define USING_LOKI_AL_DIST
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190 #endif
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191 */
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192
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193 /************ REMOVE ME (Don't need anymore) ********/
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194 #if 0
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195 /* Let's get fancy and see if triple buffering
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196 * does anything good for us
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197 * Must be 2 or more or things will probably break
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198 */
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199 #define NUMBER_OF_QUEUE_BUFFERS 5
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200 /* This is the number of buffers that are queued up
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201 * when play first starts up. This should be at least 1
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202 * and no more than NUMBER_OF_QUEUE_BUFFERS
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203 */
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204 #define NUMBER_OF_START_UP_BUFFERS 2
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205 #endif
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206 /************ END REMOVE ME (Don't need anymore) ********/
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207
2
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208 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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209 #include "tErrorLib.h"
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210 static TErrorPool* s_ALmixerErrorPool = NULL;
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211 #endif
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212
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213 static ALboolean ALmixer_Initialized = AL_FALSE;
0
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214 /* This should be set correctly by Init */
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215 static ALuint ALmixer_Frequency_global = ALMIXER_DEFAULT_FREQUENCY;
0
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216
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217 /* Will be initialized in Init */
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218 static ALint Number_of_Channels_global = 0;
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219 static ALint Number_of_Reserve_Channels_global = 0;
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220 static ALuint Is_Playing_global = 0;
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221
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222 #ifdef ENABLE_ALMIXER_THREADS
0
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223 /* This is for a simple lock system. It is not meant to be good,
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224 * but just sufficient to minimize/avoid threading issues
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225 */
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226 static ALboolean g_StreamThreadEnabled = AL_FALSE;
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227 static SDL_mutex* s_simpleLock;
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228 static SDL_Thread* Stream_Thread_global = NULL;
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229 #endif /* ENABLE_ALMIXER_THREADS */
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230
13
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231 static LinkedList* s_listOfALmixerData = NULL;
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232
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233 /* Special stuff for iOS interruption handling */
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234 ALboolean g_inInterruption = AL_FALSE;
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235 static ALCcontext* s_interruptionContext = NULL;
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236
0
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237
2
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238 #ifdef __APPLE__
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239 static ALvoid Internal_alcMacOSXMixerOutputRate(const ALdouble sample_rate)
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240 {
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241 static void (*alcMacOSXMixerOutputRateProcPtr)(const ALdouble) = NULL;
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242
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243 if(NULL == alcMacOSXMixerOutputRateProcPtr)
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244 {
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245 alcMacOSXMixerOutputRateProcPtr = alGetProcAddress((const ALCchar*) "alcMacOSXMixerOutputRate");
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246 }
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247
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248 if(NULL != alcMacOSXMixerOutputRateProcPtr)
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249 {
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250 alcMacOSXMixerOutputRateProcPtr(sample_rate);
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251 }
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252
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253 return;
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254 }
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255
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256 ALdouble Internal_alcMacOSXGetMixerOutputRate()
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257 {
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258 static ALdouble (*alcMacOSXGetMixerOutputRateProcPtr)(void) = NULL;
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259
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260 if(NULL == alcMacOSXGetMixerOutputRateProcPtr)
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261 {
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262 alcMacOSXGetMixerOutputRateProcPtr = alGetProcAddress((const ALCchar*) "alcMacOSXGetMixerOutputRate");
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263 }
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264
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265 if(NULL != alcMacOSXGetMixerOutputRateProcPtr)
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266 {
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267 return alcMacOSXGetMixerOutputRateProcPtr();
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268 }
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269
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270 return 0.0;
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271 }
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272 #endif
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273
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274 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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275
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276 #if defined(__APPLE__)
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277 #include <QuartzCore/QuartzCore.h>
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278 #include <unistd.h>
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279 static CFTimeInterval s_ticksBaseTime = 0.0;
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280
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281 #elif defined(_WIN32)
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282 #define WIN32_LEAN_AND_MEAN
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283 #include <windows.h>
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284 #include <winbase.h>
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285 LARGE_INTEGER s_hiResTicksPerSecond;
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286 double s_hiResSecondsPerTick;
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287 LARGE_INTEGER s_ticksBaseTime;
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288 #else
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289 #include <unistd.h>
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290 #include <time.h>
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291 static struct timespec s_ticksBaseTime;
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292 #endif
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293 static void ALmixer_InitTime()
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294 {
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295 #if defined(__APPLE__)
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296 s_ticksBaseTime = CACurrentMediaTime();
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297
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298 #elif defined(_WIN32)
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299 LARGE_INTEGER hi_res_ticks_per_second;
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300 if(TRUE == QueryPerformanceFrequency(&hi_res_ticks_per_second))
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301 {
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302 QueryPerformanceCounter(&s_ticksBaseTime);
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303 s_hiResSecondsPerTick = 1.0 / hi_res_ticks_per_second;
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304 }
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305 else
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306 {
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307 ALMixer_SetError("Windows error: High resolution clock failed.");
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308 fprintf(stderr, "Windows error: High resolution clock failed. Audio will not work correctly.\n");
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309 }
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310 #else
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311 /* clock_gettime is POSIX.1-2001 */
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312 clock_gettime(CLOCK_MONOTONIC, &s_ticksBaseTime);
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313 #endif
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314
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315 }
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316 static ALuint ALmixer_GetTicks()
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317 {
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318 #if defined(__APPLE__)
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319 return (ALuint)((CACurrentMediaTime()-s_ticksBaseTime)*1000.0);
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320 #elif defined(_WIN32)
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321 LARGE_INTEGER current_time;
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322 QueryPerformanceCounter(&current_time);
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323 return (ALuint)((current_time.QuadPart - s_ticksBaseTime.QuadPart) * 1000 * s_hiResSecondsPerTick);
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324 #else /* assuming POSIX */
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325 /* clock_gettime is POSIX.1-2001 */
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326 struct timespec current_time;
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327 clock_gettime(CLOCK_MONOTONIC, &current_time);
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328 return (ALuint)((current_time.tv_sec - s_ticksBaseTime.tv_sec)*1000.0 + (current_time.tv_nsec - s_ticksBaseTime.tv_nsec) / 1000000);
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329 #endif
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330 }
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331 static void ALmixer_Delay(ALuint milliseconds_delay)
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332 {
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333 #if defined(_WIN32)
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334 Sleep(milliseconds_delay);
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335 #else
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336 usleep(milliseconds_delay*1000);
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337 #endif
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338 }
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339 #else
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340 #include "SDL.h" /* For SDL_GetTicks(), SDL_Delay */
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341 #define ALmixer_GetTicks SDL_GetTicks
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342 #define ALmixer_Delay SDL_Delay
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343 #endif
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344
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345 /* On iOS, usleep() of small numbers (say less than 100, very pronounced from 0-50)
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346 * seems to be sucking up quite a bit of CPU time and causing performance problems.
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347 * Instead of increasing the sleep time, I started changing the thread priority.
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348 * This seemed to help the problem.
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349 * Experimentally, the default priority seems to be 31. According to the docs,
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350 * valid ranges are from 0 to 31. 6 was still giving me some hiccups so setting to
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351 * 0 (PTHREAD_MIN_PRIORITY) seems to be the best value so far.
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352 * Mac also reports 31 as the default. However, I have not noticed the same
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353 * performance problems and cannot get audio to show up as a significant percentage
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354 * of the CPU time in Shark/Instruments.
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355 */
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356 #ifdef ENABLE_ALMIXER_THREADS
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357 #if defined(__APPLE__) && !defined(ALMIXER_COMPILE_WITHOUT_SDL) && ( (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1) )
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358 #include <pthread.h>
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359 #endif
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360 static void Internal_LowerThreadPriority(SDL_Thread* simple_thread)
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361 {
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362 /* Might open to other platforms as needed */
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363 #if defined(__APPLE__) && ( (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1) )
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364 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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365 SimpleThread_SetThreadPriority(Stream_Thread_global, 0);
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366 #else
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367 struct sched_param schedule_param;
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368 int sched_policy;
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369 int ret_val;
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370 schedule_param.sched_priority = 0; /* PTHREAD_MIN_PRIORITY, max=31 */
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371 /* EVIL! This will break if the SDL_Thread structure layout changes. */
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372 pthread_t* native_thread_ptr_hack = (pthread_t*)(((char*)(Stream_Thread_global))+sizeof(unsigned long));
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373 ret_val = pthread_setschedparam(*native_thread_ptr_hack, SCHED_OTHER, &schedule_param);
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374 #endif
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375 #else
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376 /* No-Op */
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377 #endif
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378 }
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379 #endif /* ENABLE_ALMIXER_THREADS */
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380
0
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381 /* If ENABLE_PARANOID_SIGNEDNESS_CHECK is used,
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382 * these values will be reset on Init()
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383 * Consider these values Read-Only.
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384 */
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385
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386 #define ALMIXER_SIGNED_VALUE 127
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387 #define ALMIXER_UNSIGNED_VALUE 255
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388
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389 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
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390 static ALushort SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
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391 static ALushort SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
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392 #else
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393 static const ALushort SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
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394 static const ALushort SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
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395 #endif
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396
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397
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398 /* This can be private instead of being in the header now that I moved
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399 * ALmixer_Data inside here.
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400 */
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401 typedef struct ALmixer_Buffer_Map ALmixer_Buffer_Map;
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402
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403
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404 struct ALmixer_Data
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405 {
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406 ALboolean decoded_all; /* dictates different behaviors */
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407 ALint total_time; /* total playing time of sample (msec), obsolete now that we pushed our changes to SDL_sound */
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408
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409 ALuint in_use; /* needed to prevent sharing for streams */
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410 ALboolean eof; /* flag for eof, only used for streams */
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411
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412 ALuint total_bytes; /* For predecoded */
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413 ALuint loaded_bytes; /* For predecoded (for seek) */
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414
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415 Sound_Sample* sample; /* SDL_Sound provides the data */
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416 ALuint* buffer; /* array of OpenAL buffers (at least 1 for predecoded) */
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417
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418 /* Needed for streamed buffers */
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419 ALuint max_queue_buffers; /* Max number of queue buffers */
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420 ALuint num_startup_buffers; /* Number of ramp-up buffers */
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421 ALuint num_buffers_in_use; /* number of buffers in use */
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422 ALuint num_target_buffers_per_pass; /* number of buffers to try to queue in an update pass */
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423
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424 /* This stuff is for streamed buffers that require data access */
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425 ALmixer_Buffer_Map* buffer_map_list; /* translate ALbuffer to index
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426 and holds pointer to copy of data for
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427 data access */
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428 ALuint current_buffer; /* The current playing buffer */
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429
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430 /* Nvidia distribution refuses to recognize a simple buffer query command
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431 * unlike all other distributions. It's forcing me to redo the code
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432 * to accomodate this Nvidia flaw by making me maintain a "best guess"
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433 * copy of what I think the buffer queue state looks like.
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434 * A circular queue would a helpful data structure for this task,
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435 * but I wanted to avoid making an additional header requirement,
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436 * so I'm making it a void*
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437 */
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438 void* circular_buffer_queue;
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439
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440
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441 };
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442
0
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443 static struct ALmixer_Channel
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444 {
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445 ALboolean channel_in_use;
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446 ALboolean callback_update; /* For streaming determination */
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447 ALboolean needs_stream; /* For streaming determination */
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448 ALboolean halted;
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449 ALboolean paused;
0
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450 ALuint alsource;
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451 ALmixer_Data* almixer_data;
2
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452 ALint loops;
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453 ALint expire_ticks;
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454 ALuint start_time;
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455
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456 ALboolean fade_enabled;
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457 ALuint fade_expire_ticks;
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458 ALuint fade_start_time;
0
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459 ALfloat fade_inv_time;
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460 ALfloat fade_start_volume;
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461 ALfloat fade_end_volume;
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462 ALfloat max_volume;
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463 ALfloat min_volume;
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464
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465 /* Do we need other flags?
2
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466 ALbyte *samples;
0
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467 int volume;
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468 int looping;
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469 int tag;
2
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470 ALuint expire;
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471 ALuint start_time;
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472 Mix_Fading fading;
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473 int fade_volume;
2
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474 ALuint fade_length;
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475 ALuint ticks_fade;
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476 effect_info *effects;
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477 */
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478 } *ALmixer_Channel_List = NULL;
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479
1
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480 struct ALmixer_Buffer_Map
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481 {
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482 ALuint albuffer;
2
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483 ALint index; /* might not need */
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484 ALbyte* data;
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485 ALuint num_bytes;
1
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486 };
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487
0
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488 /* This will be used to find a channel if the user supplies a source */
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489 typedef struct Source_Map
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490 {
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491 ALuint source;
2
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492 ALint channel;
0
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493 } Source_Map;
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494 /* Keep an array of all sources with their associated channel */
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495 static Source_Map* Source_Map_List;
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496
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497 static int Compare_Source_Map(const void* a, const void* b)
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498 {
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499 return ( ((Source_Map*)a)->source - ((Source_Map*)b)->source );
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500 }
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501
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502 /* Sort by channel instead of source */
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503 static int Compare_Source_Map_by_channel(const void* a, const void* b)
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504 {
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505 return ( ((Source_Map*)a)->channel - ((Source_Map*)b)->channel );
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506 }
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507
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508 /* Compare by albuffer */
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509 static int Compare_Buffer_Map(const void* a, const void* b)
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510 {
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511 return ( ((ALmixer_Buffer_Map*)a)->albuffer - ((ALmixer_Buffer_Map*)b)->albuffer );
0
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512 }
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513
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514 /* This is for the user defined callback via
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515 * ALmixer_ChannelFinished()
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516 */
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517 static void (*Channel_Done_Callback)(ALint which_channel, ALuint al_source, ALmixer_Data* almixer_data, ALboolean finished_naturally, void* user_data) = NULL;
0
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518 static void* Channel_Done_Callback_Userdata = NULL;
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519 static void (*Channel_Data_Callback)(ALint which_channel, ALuint al_source, ALbyte* data, ALuint num_bytes, ALuint frequency, ALubyte channels, ALubyte bit_depth, ALboolean is_unsigned, ALboolean decode_mode_is_predecoded, ALuint length_in_msec, void* user_data) = NULL;
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520 static void* Channel_Data_Callback_Userdata = NULL;
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521
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522
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523 static void PrintQueueStatus(ALuint source)
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524 {
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525 ALint buffers_queued = 0;
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526 ALint buffers_processed = 0;
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527 ALenum error;
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528
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529 /* Get the number of buffers still queued */
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530 alGetSourcei(
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531 source,
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532 AL_BUFFERS_QUEUED,
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533 &buffers_queued
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534 );
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535
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536 if((error = alGetError()) != AL_NO_ERROR)
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537 {
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538 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_queued: %s\n",
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539 alGetString(error));
0
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540 }
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541 /* Get the number of buffers processed
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542 * so we know if we need to refill
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543 */
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544 alGetSourcei(
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545 source,
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546 AL_BUFFERS_PROCESSED,
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547 &buffers_processed
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548 );
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549 if((error = alGetError()) != AL_NO_ERROR)
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550 {
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551 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_processed: %s\n",
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552 alGetString(error));
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553 }
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554
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555 /*
0
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556 fprintf(stderr, "For source: %d, buffers_queued=%d, buffers_processed=%d\n",
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557 source,
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558 buffers_queued,
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559 buffers_processed);
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560 */
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561 }
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562
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563
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564
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565 static void Init_Channel(ALint channel)
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566 {
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567 ALmixer_Channel_List[channel].channel_in_use = 0;
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568 ALmixer_Channel_List[channel].callback_update = 0;
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569 ALmixer_Channel_List[channel].needs_stream = 0;
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570 ALmixer_Channel_List[channel].paused = 0;
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571 ALmixer_Channel_List[channel].halted = 0;
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572 ALmixer_Channel_List[channel].loops = 0;
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573
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574 ALmixer_Channel_List[channel].expire_ticks = 0;
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575 ALmixer_Channel_List[channel].start_time = 0;
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576
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577 ALmixer_Channel_List[channel].fade_enabled = 0;
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578 ALmixer_Channel_List[channel].fade_expire_ticks = 0;
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579 ALmixer_Channel_List[channel].fade_start_time = 0;
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parents:
diff changeset
580 ALmixer_Channel_List[channel].fade_inv_time = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
581 ALmixer_Channel_List[channel].fade_start_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
582 ALmixer_Channel_List[channel].fade_end_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
583 ALmixer_Channel_List[channel].max_volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
584 ALmixer_Channel_List[channel].min_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
585
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
586 ALmixer_Channel_List[channel].almixer_data = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
587 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
588 /* Quick helper function to clean up a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
589 * after it's done playing */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
590 static void Clean_Channel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
591 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
592 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
593 ALmixer_Channel_List[channel].channel_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
594 ALmixer_Channel_List[channel].callback_update = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
595 ALmixer_Channel_List[channel].needs_stream = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
596 ALmixer_Channel_List[channel].paused = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
597 ALmixer_Channel_List[channel].halted = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
598 ALmixer_Channel_List[channel].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
599
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
600
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
601 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
602 ALmixer_Channel_List[channel].start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
603
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
604 ALmixer_Channel_List[channel].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
605 ALmixer_Channel_List[channel].fade_expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
606 ALmixer_Channel_List[channel].fade_start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
607 ALmixer_Channel_List[channel].fade_inv_time = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
608 ALmixer_Channel_List[channel].fade_start_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
609 ALmixer_Channel_List[channel].fade_end_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
610
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
611 alSourcef(ALmixer_Channel_List[channel].alsource, AL_MAX_GAIN,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
612 ALmixer_Channel_List[channel].max_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
613
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
614 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
615 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
616 fprintf(stderr, "10Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
617 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
618 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
619
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
620 alSourcef(ALmixer_Channel_List[channel].alsource, AL_MIN_GAIN,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
621 ALmixer_Channel_List[channel].min_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
622 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
623 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
624 fprintf(stderr, "11Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
625 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
626 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
627
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
628 if(ALmixer_Channel_List[channel].almixer_data != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
629 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
630 if(ALmixer_Channel_List[channel].almixer_data->in_use > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
631 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
632 ALmixer_Channel_List[channel].almixer_data->in_use--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
633 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
634 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
635 /* Needed to determine if rewind is needed, can't reset */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
636 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
637 ALmixer_Channel_List[channel].almixer_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
638 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
639
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
640 ALmixer_Channel_List[channel].almixer_data = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
641 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
642
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
643 /* What shoud this return?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
644 * 127 for signed, 255 for unsigned
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
645 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
646 static ALubyte GetSignednessValue(ALushort format)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
647 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
648 switch(format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
649 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
650 case AUDIO_U8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
651 case AUDIO_U16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
652 case AUDIO_U16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
653 return ALMIXER_UNSIGNED_VALUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
654 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
655 case AUDIO_S8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
656 case AUDIO_S16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
657 case AUDIO_S16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
658 return ALMIXER_SIGNED_VALUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
659 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
660 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
661 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
662 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
663 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
664 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
665
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
666
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
667 static ALubyte GetBitDepth(ALushort format)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
668 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
669 ALubyte bit_depth = 16;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
670
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
671 switch(format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
672 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
673 case AUDIO_U8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
674 case AUDIO_S8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
675 bit_depth = 8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
676 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
677
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
678 case AUDIO_U16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
679 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
680 case AUDIO_U16:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
681 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
682 case AUDIO_S16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
683 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
684 case AUDIO_S16:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
685 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
686 case AUDIO_U16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
687 case AUDIO_S16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
688 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
689 case AUDIO_U16SYS:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
690 case AUDIO_S16SYS:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
691 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
692 bit_depth = 16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
693 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
694 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
695 bit_depth = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
696 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
697 return bit_depth;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
698 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
699
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
700 /* Need to translate between SDL/SDL_Sound audiospec
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
701 * and OpenAL conventions */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
702 static ALenum TranslateFormat(Sound_AudioInfo* info)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
703 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
704 ALubyte bit_depth;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
705
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
706 bit_depth = GetBitDepth(info->format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
707 if(0 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
708 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
709 fprintf(stderr, "Warning: Unknown bit depth. Setting to 16\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
710 bit_depth = 16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
711 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
712
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
713 if(2 == info->channels)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
714 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
715 if(16 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
716 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
717 return AL_FORMAT_STEREO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
718 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
719 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
720 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
721 return AL_FORMAT_STEREO8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
722 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
723 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
724 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
725 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
726 if(16 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
727 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
728 return AL_FORMAT_MONO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
729 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
730 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
731 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
732 return AL_FORMAT_MONO8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
733 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
734 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
735 /* Make compiler happy. Shouldn't get here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
736 return AL_FORMAT_STEREO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
737 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
738
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
739
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
740 /* This will compute the total playing time
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
741 * based upon the number of bytes and audio info.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
742 * (In prinicple, it should compute the time for any given length)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
743 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
744 static ALuint Compute_Total_Time_Decomposed(ALuint bytes_per_sample, ALuint frequency, ALubyte channels, size_t total_bytes)
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
745 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
746 double total_sec;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
747 ALuint total_msec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
748 ALuint bytes_per_sec;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
749
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
750 if(0 == total_bytes)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
751 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
752 return 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
753 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
754 /* To compute Bytes per second, do
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
755 * samples_per_sec * bytes_per_sample * number_of_channels
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
756 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
757 bytes_per_sec = frequency * bytes_per_sample * channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
758
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
759 /* Now to get total time (sec), do
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
760 * total_bytes / bytes_per_sec
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
761 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
762 total_sec = total_bytes / (double)bytes_per_sec;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
763
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
764 /* Now convert seconds to milliseconds
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
765 * Add .5 to the float to do rounding before the final cast
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
766 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
767 total_msec = (ALuint) ( (total_sec * 1000) + 0.5 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
768 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
769 fprintf(stderr, "freq=%d, bytes_per_sample=%d, channels=%d, total_msec=%d\n", frequency, bytes_per_sample, channels, total_msec);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
770 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
771 return total_msec;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
772 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
773
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
774 static ALuint Compute_Total_Time(Sound_AudioInfo *info, size_t total_bytes)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
775 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
776 ALuint bytes_per_sample;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
777
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
778 if(0 == total_bytes)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
779 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
780 return 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
781 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
782 /* SDL has a mask trick I was not aware of. Mask the upper bits
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
783 * of the format, and you get 8 or 16 which is the bits per sample.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
784 * Divide by 8bits_per_bytes and you get bytes_per_sample
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
785 * I tested this under 32-bit and 64-bit and big and little endian
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
786 * to make sure this still works since I have since moved from
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
787 * Uint32 to unspecified size types like ALuint.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
788 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
789 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
790
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
791 return Compute_Total_Time_Decomposed(bytes_per_sample, info->rate, info->channels, total_bytes);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
792 } /* End Compute_Total_Time */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
793
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
794
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
795 #ifdef ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
796 static size_t Compute_Total_Bytes_Decomposed(ALuint bytes_per_sample, ALuint frequency, ALubyte channels, ALuint total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
797 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
798 double total_sec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
799 ALuint bytes_per_sec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
800 size_t total_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
801
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
802 if(0 >= total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
803 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
804 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
805 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
806 /* To compute Bytes per second, do
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
807 * samples_per_sec * bytes_per_sample * number_of_channels
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
808 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
809 bytes_per_sec = frequency * bytes_per_sample * channels;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
810
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
811 /* convert milliseconds to seconds */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
812 total_sec = total_msec / 1000.0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
813
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
814 /* Now to get total bytes */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
815 total_bytes = (size_t)(((double)bytes_per_sec * total_sec) + 0.5);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
816
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
817 /* fprintf(stderr, "freq=%d, bytes_per_sample=%d, channels=%d, total_msec=%d, total_bytes=%d\n", frequency, bytes_per_sample, channels, total_msec, total_bytes);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
818 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
819
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
820 return total_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
821 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
822
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
823 static size_t Compute_Total_Bytes(Sound_AudioInfo *info, ALuint total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
824 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
825 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
826
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
827 if(0 >= total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
828 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
829 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
830 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
831 /* SDL has a mask trick I was not aware of. Mask the upper bits
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
832 * of the format, and you get 8 or 16 which is the bits per sample.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
833 * Divide by 8bits_per_bytes and you get bytes_per_sample
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
834 * I tested this under 32-bit and 64-bit and big and little endian
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
835 * to make sure this still works since I have since moved from
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
836 * Uint32 to unspecified size types like ALuint.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
837 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
838 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
839
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
840 return Compute_Total_Bytes_Decomposed(bytes_per_sample, info->rate, info->channels, total_msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
841 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
842
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
843
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
844 /* The back-end decoders seem to need to decode in quantized frame sizes.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
845 * So if I can pad the bytes to the next quanta, things might go more smoothly.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
846 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
847 static size_t Compute_Total_Bytes_With_Frame_Padding(Sound_AudioInfo *info, ALuint total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
848 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
849 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
850 ALuint bytes_per_frame;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
851 size_t evenly_divisible_frames;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
852 size_t remainder_frames;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
853 size_t return_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
854
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
855 size_t total_bytes = Compute_Total_Bytes(info, total_msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
856
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
857 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
858
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
859 bytes_per_frame = bytes_per_sample * info->channels;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
860
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
861 evenly_divisible_frames = total_bytes / bytes_per_frame;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
862 remainder_frames = total_bytes % bytes_per_frame;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
863
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
864 return_bytes = (evenly_divisible_frames * bytes_per_frame) + (remainder_frames * bytes_per_frame);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
865
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
866 /* Experimentally, some times I see to come up short in
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
867 * actual bytes decoded and I see a second pass is needed.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
868 * I'm worried this may have additional performance implications.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
869 * Sometimes in the second pass (depending on file),
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
870 * I have seen between 0 and 18 bytes.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
871 * I'm tempted to pad the bytes by some arbitrary amount.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
872 * However, I think currently the way SDL_sound is implemented,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
873 * there is a big waste of memory up front instead of per-pass,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
874 * so maybe I shouldn't worry about this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
875 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
876 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
877 return_bytes += 64;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
878 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
879 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
880 fprintf(stderr, "remainder_frames=%d, padded_total_bytes=%d\n", remainder_frames, return_bytes);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
881 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
882 return return_bytes;
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
883 }
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
884 #endif /* ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
885
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
886
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
887
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
888 /**************** REMOVED ****************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
889 /* This was removed because I originally thought
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
890 * OpenAL could return a pointer to the buffer data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
891 * but I was wrong. If something like that is ever
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
892 * implemented, then this might become useful.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
893 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
894 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
895 /* Reconstruct_Sound_Sample and Set_AudioInfo only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
896 * are needed if the Seek memory optimization is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
897 * used. Also, the Loki dist doesn't seem to support
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
898 * AL_DATA which I need for it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
899 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
900 #ifndef DISABLE_SEEK_MEMORY_OPTIMIZATION
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
901
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
902 static void Set_AudioInfo(Sound_AudioInfo* info, ALint frequency, ALint bits, ALint channels)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
903 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
904 info->rate = (ALuint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
905 info->channels = (ALubyte)channels;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
906
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
907 /* Not sure if it should be signed or unsigned. Hopefully
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
908 * that detail won't be needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
909 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
910 if(8 == bits)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
911 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
912 info->format = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
913 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
914 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
915 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
916 info->format = AUDIO_U16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
917 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
918 fprintf(stderr, "Audio info: freq=%d, chan=%d, format=%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
919 info->rate, info->channels, info->format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
920
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
921 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
922
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
923
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
924 static ALint Reconstruct_Sound_Sample(ALmixer_Data* data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
925 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
926 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
927 ALint* data_from_albuffer;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
928 ALint freq;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
929 ALint bits;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
930 ALint channels;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
931 ALint size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
932
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
933 /* Create memory all initiallized to 0. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
934 data->sample = (Sound_Sample*)calloc(1, sizeof(Sound_Sample));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
935 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
936 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
937 ALmixer_SetError("Out of memory for Sound_Sample");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
938 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
939 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
940
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
941 /* Clear errors */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
942 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
943
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
944 alGetBufferi(data->buffer[0], AL_FREQUENCY, &freq);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
945 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
946 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
947 ALmixer_SetError("alGetBufferi(AL_FREQUENCY): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
948 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
949 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
950 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
951 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
952
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
953 alGetBufferi(data->buffer[0], AL_BITS, &bits);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
954 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
955 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
956 ALmixer_SetError("alGetBufferi(AL_BITS): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
957 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
958 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
959 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
960 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
961
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
962 alGetBufferi(data->buffer[0], AL_CHANNELS, &channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
963 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
964 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
965 ALmixer_SetError("alGetBufferi(AL_CHANNELS): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
966 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
967 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
968 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
969 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
970
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
971 alGetBufferi(data->buffer[0], AL_SIZE, &size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
972 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
973 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
974 ALmixer_SetError("alGetBufferi(AL_SIZE): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
975 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
976 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
977 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
978 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
979
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
980 alGetBufferi(data->buffer[0], AL_DATA, data_from_albuffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
981 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
982 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
983 ALmixer_SetError("alGetBufferi(AL_DATA): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
984 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
985 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
986 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
987 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
988
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
989 if(size <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
990 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
991 ALmixer_SetError("No data in al buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
992 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
993 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
994 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
995 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
996
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
997 /* Now that we have all the attributes, we need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
998 * allocate memory for the buffer and reconstruct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
999 * the AudioInfo attributes.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1000 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1001 data->sample->buffer = malloc(size*sizeof(ALbyte));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1002 if(NULL == data->sample->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1003 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1004 ALmixer_SetError("Out of memory for sample->buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1005 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1006 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1007 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1008 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1009
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1010 memcpy(data->sample->buffer, data_from_albuffer, size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1011 data->sample->buffer_size = size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1012
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1013 /* Fill up the Sound_AudioInfo structures */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1014 Set_AudioInfo(&data->sample->desired, freq, bits, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1015 Set_AudioInfo(&data->sample->actual, freq, bits, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1016
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1017 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1018 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1019
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1020 #endif /* End DISABLE_SEEK_MEMORY_OPTIMIZATION */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1021 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1022 /*************** END REMOVED *************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1023
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1024 static void Invoke_Channel_Done_Callback(ALint which_channel, ALboolean did_finish_naturally)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1025 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1026 if(NULL == Channel_Done_Callback)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1027 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1028 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1029 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1030 Channel_Done_Callback(which_channel, ALmixer_Channel_List[which_channel].alsource, ALmixer_Channel_List[which_channel].almixer_data, did_finish_naturally, Channel_Done_Callback_Userdata);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1031 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1032
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1033 static ALint LookUpBuffer(ALuint buffer, ALmixer_Buffer_Map* buffer_map_list, ALuint num_items_in_list)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1034 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1035 /* Only the first value is used for the key */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1036 ALmixer_Buffer_Map key = { 0, 0, NULL, 0 };
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1037 ALmixer_Buffer_Map* found_item = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1038 key.albuffer = buffer;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1039
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1040 /* Use the ANSI C binary search feature (yea!) */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1041 found_item = (ALmixer_Buffer_Map*)bsearch(&key, buffer_map_list, num_items_in_list, sizeof(ALmixer_Buffer_Map), Compare_Buffer_Map);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1042 if(NULL == found_item)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1043 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1044 ALmixer_SetError("Can't find buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1045 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1046 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1047 return found_item->index;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1048 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1049
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1050
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1051 /* FIXME: Need to pass back additional info to be useful.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1052 * Bit rate, stereo/mono (num chans), time in msec?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1053 * Precoded/streamed flag so user can plan for future data?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1054 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1055 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1056 * channels: 1 for mono, 2 for stereo
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1057 *
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1058 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1059 static void Invoke_Channel_Data_Callback(ALint which_channel, ALbyte* data, ALuint num_bytes, ALuint frequency, ALubyte channels, ALushort format, ALboolean decode_mode_is_predecoded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1060 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1061 ALboolean is_unsigned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1062 ALubyte bits_per_sample = GetBitDepth(format);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1063 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1064 ALuint length_in_msec;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1065
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1066 if(GetSignednessValue(format) == ALMIXER_UNSIGNED_VALUE)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1067 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1068 is_unsigned = 1;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1069 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1070 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1071 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1072 is_unsigned = 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1073 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1074
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1075 bytes_per_sample = (ALuint) (bits_per_sample / 8);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1076
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1077 length_in_msec = Compute_Total_Time_Decomposed(bytes_per_sample, frequency, channels, num_bytes);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1078
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1079 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1080 fprintf(stderr, "%x %x %x %x, bytes=%d, whichchan=%d, freq=%d, channels=%d\n", data[0], data[1], data[2], data[3], num_bytes, channels, frequency, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1081 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1082 if(NULL == Channel_Data_Callback)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1083 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1084 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1085 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1086 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1087 * Channel_Data_Callback(which_channel, data, num_bytes, frequency, channels, GetBitDepth(format), format, decode_mode_is_predecoded);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1088 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1089 Channel_Data_Callback(which_channel, ALmixer_Channel_List[which_channel].alsource, data, num_bytes, frequency, channels, bits_per_sample, is_unsigned, decode_mode_is_predecoded, length_in_msec, Channel_Data_Callback_Userdata);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1090 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1091
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1092 static void Invoke_Predecoded_Channel_Data_Callback(ALint channel, ALmixer_Data* data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1093 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1094 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1095 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1096 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1097 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1098 /* The buffer position is complicated because if the current data was seeked,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1099 * we must adjust the buffer to the seek position
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1100 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1101 Invoke_Channel_Data_Callback(channel,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1102 (((ALbyte*) data->sample->buffer) + (data->total_bytes - data->loaded_bytes) ),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1103 data->loaded_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1104 data->sample->desired.rate,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1105 data->sample->desired.channels,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1106 data->sample->desired.format,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1107 AL_TRUE
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1108 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1109 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1110
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1111 static void Invoke_Streamed_Channel_Data_Callback(ALint channel, ALmixer_Data* data, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1112 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1113 ALint index;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1114 if(NULL == data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1115 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1116 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1117 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1118 index = LookUpBuffer(buffer, data->buffer_map_list, data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1119 /* This should catch the case where all buffers are unqueued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1120 * and the "current" buffer is id: 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1121 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1122 if(-1 == index)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1123 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1124 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1125 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1126 Invoke_Channel_Data_Callback(channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1127 data->buffer_map_list[index].data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1128 data->buffer_map_list[index].num_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1129 data->sample->desired.rate,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1130 data->sample->desired.channels,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1131 data->sample->desired.format,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1132 AL_FALSE
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1133 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1134 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1135
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1136 /* Converts milliseconds to byte positions.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1137 * This is needed for seeking on predecoded samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1138 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1139 static ALuint Convert_Msec_To_Byte_Pos(Sound_AudioInfo* audio_info, ALuint number_of_milliseconds)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1140 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1141 ALuint bytes_per_sample;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1142 ALuint bytes_per_frame;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1143 float bytes_per_millisecond;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1144 float byte_position;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1145
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1146 if(audio_info == NULL)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1147 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1148 fprintf(stderr, "Error, info is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1149 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1150
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1151 /* SDL has a mask trick I was not aware of. Mask the upper bits
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1152 * of the format, and you get 8 or 16 which is the bits per sample.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1153 * Divide by 8bits_per_bytes and you get bytes_per_sample
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1154 * I tested this under 32-bit and 64-bit and big and little endian
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1155 * to make sure this still works since I have since moved from
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1156 * Uint32 to unspecified size types like ALuint.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1157 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1158 bytes_per_sample = (ALuint) ((audio_info->format & 0xFF) / 8);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1159 bytes_per_frame = bytes_per_sample * audio_info->channels;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1160 bytes_per_millisecond = (float)bytes_per_frame * (audio_info->rate / 1000.0f);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1161 byte_position = ((float)(number_of_milliseconds)) * bytes_per_millisecond;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
1162 return (ALuint)(byte_position + 0.5);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1163 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1164
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1165 static ALint Set_Predecoded_Seek_Position(ALmixer_Data* data, ALuint byte_position)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1166 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1167 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1168 /* clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1169 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1170
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1171 /* Is it greater than, or greater-than or equal to ?? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1172 if(byte_position > data->total_bytes)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1173 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1174 /* We can't go past the end, so set to end? */
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1175 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1176 fprintf(stderr, "Error, can't seek past end\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1177 */
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1178
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1179 /* In case the below thing doesn't work,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1180 * just rewind the whole thing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1181 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1182 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1183 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1184 (ALbyte*) data->sample->buffer,
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1185 data->total_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1186 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1187 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1188 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1189
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1190 /* I was trying to set to the end, (1 byte remaining),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1191 * but I was getting freezes. I'm thinking it might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1192 * another Power of 2 bug in the Loki dist. I tried 2,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1193 * and it still hung. 4 didn't hang, but I got a clip
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1194 * artifact. 8 seemed to work okay.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1195 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1196 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1197 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1198 (((ALbyte*) data->sample->buffer) + (data->total_bytes - 8) ),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1199 8,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1200 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1201 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1202 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1203 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1204 ALmixer_SetError("Can't seek past end and alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1205 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1206 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1207 /* Need to set the loaded_bytes field because I don't trust the OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1208 * query command to work because I don't know if it will mutilate the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1209 * size for its own purposes or return the original size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1210 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1211 data->loaded_bytes = 8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1212
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1213 /* Not sure if this should be an error or not */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1214 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1215 ALmixer_SetError("Can't Seek past end");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1216 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1217 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1218 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1219 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1220
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1221 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1222 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1223 &(((ALbyte*)data->sample->buffer)[byte_position]),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1224 data->total_bytes - byte_position,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1225 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1226 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1227 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1228 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1229 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1230 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1231 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1232 /* Need to set the loaded_bytes field because I don't trust the OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1233 * query command to work because I don't know if it will mutilate the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1234 * size for its own purposes or return the original size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1235 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1236 data->loaded_bytes = data->total_bytes - byte_position;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1237
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1238 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1239 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1240
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1241 /* Because we have multiple queue buffers and OpenAL won't let
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1242 * us access them, we need to keep copies of each buffer around
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1243 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1244 static ALint CopyDataToAccessBuffer(ALmixer_Data* data, ALuint num_bytes, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1245 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1246 ALint index;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1247 /* We only want to copy if access_data is true.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1248 * This is determined by whether memory has been
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1249 * allocated in the buffer_map_list or not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1250 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1251 if(NULL == data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1252 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1253 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1254 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1255 index = LookUpBuffer(buffer, data->buffer_map_list, data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1256 if(-1 == index)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1257 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1258 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1259 fprintf(stderr, ">>>>>>>CopyData catch, albuffer=%d\n",buffer);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1260 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1261 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1262 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1263 /* Copy the data to the access buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1264 memcpy(data->buffer_map_list[index].data, data->sample->buffer, num_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1265 data->buffer_map_list[index].num_bytes = data->sample->buffer_size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1266
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1267 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1268 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1269
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1270
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1271 /* For streamed data, gets more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1272 * and prepares it in the active Mix_chunk
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1273 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1274 static ALuint GetMoreData(ALmixer_Data* data, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1275 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1276 ALuint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1277 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1278 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1279 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1280 ALmixer_SetError("Cannot GetMoreData() because ALmixer_Data* is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1281 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1282 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1283
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1284 bytes_decoded = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1285 if(data->sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1286 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1287 fprintf(stderr, "Sound_Decode triggered an ERROR>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1288 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1289 /* Force cleanup through FreeData
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1290 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1291 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1292 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1293 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1294
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1295 /* fprintf(stderr, "GetMoreData bytes_decoded=%d\n", bytes_decoded); */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1296
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1297 /* Don't forget to add check for EOF */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1298 /* Will return 0 bytes and pass the buck to check sample->flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1299 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1300 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1301 data->eof = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1302
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1303 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1304 fprintf(stderr, "Hit eof while trying to buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1305 if(data->sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1306 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1307 fprintf(stderr, "\tEOF flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1308 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1309 if(data->sample->flags & SOUND_SAMPLEFLAG_CANSEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1310 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1311 fprintf(stderr, "\tCanSeek flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1312 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1313 if(data->sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1314 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1315 fprintf(stderr, "\tEAGAIN flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1316 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1317 if(data->sample->flags & SOUND_SAMPLEFLAG_NONE)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1318 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1319 fprintf(stderr, "\tNONE flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1320 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1321 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1322 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1323 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1324
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1325 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1326 /******* REMOVE ME ********************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1327 /***************** ANOTHER EXPERIEMENT *******************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1328 /* The PROBLEM: It seems that the Loki distribution has problems
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1329 * with Queuing when the buffer size is not a power of two
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1330 * and additional buffers must come after it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1331 * The behavior is inconsistent, but one of several things
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1332 * usually happens:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1333 * Playback is normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1334 * Playback immediately stops after the non-pow2 buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1335 * Playback gets distorted on the non-pow2 buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1336 * The entire program segfaults.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1337 * The workaround is to always specify a power of two buffer size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1338 * and hope that SDL_sound always fill it. (By lucky coincidence,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1339 * I already submitted the Ogg fix.) However, this won't catch
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1340 * cases where a loop happens because the read at the end of the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1341 * file is typically less than the buffer size.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1342 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1343 * This fix addresses this issue, however it may break in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1344 * other conditions. Always decode in buffer sizes of powers of 2.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1345 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1346 * The HACK:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1347 * If the buffer is short, try filling it up with 0's
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1348 * to meet the user requested buffer_size which
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1349 * is probably a nice number OpenAL likes, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1350 * hopes to avoid a possible Loki bug with
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1351 * short buffers. If looping (which is the main
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1352 * reason for this), the negative side effect is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1353 * that it may take longer for the loop to start
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1354 * because it must play dead silence. Or if the decoder
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1355 * doesn't guarantee to return the requested bytes
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1356 * (like Ogg), then you will get breakup in between
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1357 * packets.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1358 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1359 if( (bytes_decoded) < data->sample->buffer_size)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1360 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1361 ALubyte bit_depth;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1362 ALubyte signedness_value;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1363 int silence_value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1364 /* Crap, memset value needs to be the "silent" value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1365 * but it will differ for signed/unsigned and bit depth
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1366 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1367 bit_depth = GetBitDepth(data->sample->desired.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1368 signedness_value = GetSignednessValue(data->sample->desired.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1369 if(ALMIXER_SIGNED_VALUE == signedness_value)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1370 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1371 /* I'm guessing that if it's signed, then 0 is the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1372 * "silent" value */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1373 silence_value = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1374 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1375 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1376 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1377 if(8 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1378 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1379 /* If 8 bit, I'm guessing it's (2^7)-1 = 127 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1380 silence_value = 127;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1381 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1382 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1383 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1384 /* For 16 bit, I'm guessing it's (2^15)-1 = 32767 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1385 silence_value = 32767;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1386 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1387 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1388 /* Now fill up the rest of the data buffer with the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1389 * silence_value.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1390 * I don't think I have to worry about endian issues for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1391 * this part since the data is for internal use only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1392 * at this point.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1393 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1394 memset( &( ((ALbyte*)(data->sample->buffer))[bytes_decoded] ), silence_value, data->sample->buffer_size - bytes_decoded);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1395 /* Now reset the bytes_decoded to reflect the entire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1396 * buffer to tell alBufferData what our full size is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1397 */
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1398 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1399 fprintf(stderr, "ALTERED bytes decoded for silence: Original end was %d\n", bytes_decoded);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
1400 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1401 bytes_decoded = data->sample->buffer_size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1402 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1403 /*********** END EXPERIMENT ******************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1404 /******* END REMOVE ME ********************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1405 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1406
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1407 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1408 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1409 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1410 alBufferData(buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1411 TranslateFormat(&data->sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1412 data->sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1413 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1414 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1415 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1416 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1417 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1418 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1419 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1420 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1421
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1422 /* If we need to, copy the data also to the access area
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1423 * (the function will do the check for us)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1424 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1425 CopyDataToAccessBuffer(data, bytes_decoded, buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1426 return bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1427 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1428
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1429
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1430
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1431
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1432 /******************** EXPERIEMENT ****************************
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1433 * Test function to force maximum buffer filling during loops
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1434 * REMOVE LATER
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1435 *********************************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1436 #if 0
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1437 static ALint GetMoreData2(ALmixer_Data* data, ALuint buffer)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1438 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1439 ALint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1440 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1441 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1442 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1443 ALmixer_SetError("Cannot GetMoreData() because ALmixer_Data* is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1444 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1445 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1446
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1447 if(AL_FALSE == alIsBuffer(buffer))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1448 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1449 fprintf(stderr, "NOT A BUFFER>>>>>>>>>>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1450 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1451 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1452 fprintf(stderr, "Entered GetMoreData222222: buffer id is %d\n", buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1453
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1454 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1455 fprintf(stderr, "Decode in GetMoreData\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1456 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1457
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1458 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1459 if(buffer%2 == 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1460 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1461 fprintf(stderr, "Setting buffer size to 16384\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1462 Sound_SetBufferSize(data->sample, 16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1463 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1464 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1465 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1466 fprintf(stderr, "Setting buffer size to 8192\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1467 Sound_SetBufferSize(data->sample, 8192);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1468 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1469 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1470
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1471 bytes_decoded = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1472 if(data->sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1473 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1474 fprintf(stderr, "Sound_Decode triggered an ERROR>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1475 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1476 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1477 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1478 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1479 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1480 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1481 /* Don't forget to add check for EOF */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1482 /* Will return 0 bytes and pass the buck to check sample->flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1483 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1484 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1485 #if 1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1486 fprintf(stderr, "Hit eof while trying to buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1487 data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1488 if(data->sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1489 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1490 fprintf(stderr, "\tEOF flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1491 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1492 if(data->sample->flags & SOUND_SAMPLEFLAG_CANSEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1493 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1494 fprintf(stderr, "\tCanSeek flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1495 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1496 if(data->sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1497 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1498 fprintf(stderr, "\tEAGAIN flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1499 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1500 if(data->sample->flags & SOUND_SAMPLEFLAG_NONE)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1501 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1502 fprintf(stderr, "\tNONE flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1503 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1504 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1505 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1506 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1507
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1508 if(bytes_decoded < 16384)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1509 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1510 char* tempbuffer1 = (char*)malloc(16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1511 char* tempbuffer2 = (char*)malloc(16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1512 int retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1513 memcpy(tempbuffer1, data->sample->buffer, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1514 retval = Sound_SetBufferSize(data->sample, 16384-bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1515 if(retval == 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1516 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1517 ALuint new_bytes;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1518 Sound_Rewind(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1519 new_bytes = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1520 fprintf(stderr, "Orig bytes: %d, Make up bytes_decoded=%d, total=%d\n", bytes_decoded, new_bytes, new_bytes+bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1521
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1522 memcpy(tempbuffer2, data->sample->buffer, new_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1523
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1524 retval = Sound_SetBufferSize(data->sample, 16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1525 fprintf(stderr, "Finished reset...now danger copy\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1526 memcpy(data->sample->buffer, tempbuffer1,bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1527
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1528 fprintf(stderr, "Finished reset...now danger copy2\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1529 memcpy( &( ((char*)(data->sample->buffer))[bytes_decoded] ), tempbuffer2, new_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1530
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1531 fprintf(stderr, "Finished \n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1532
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1533 free(tempbuffer1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1534 free(tempbuffer2);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1535 bytes_decoded += new_bytes;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1536 fprintf(stderr, "ASSERT bytes should equal 16384: %d\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1537 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1538 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1539 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1540 fprintf(stderr, "Experiment failed: %s\n", Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1541 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1542 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1543
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1544 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1545 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1546 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1547 alBufferData(buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1548 TranslateFormat(&data->sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1549 data->sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1550 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1551 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1552 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1553 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1554 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1555 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1556 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1557 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1558
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1559 fprintf(stderr, "GetMoreData2222 returning %d bytes decoded\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1560 return bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1561 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1562 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1563
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1564 /************ END EXPERIEMENT - REMOVE ME *************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1565
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1566
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1567
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1568
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1569
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1570
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1571
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1572
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1573
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1574 /* This function will look up the source for the corresponding channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1575 /* Must return 0 on error instead of -1 because of unsigned int */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1576 static ALuint Internal_GetSource(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1577 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1578 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1579 /* Make sure channel is in bounds */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1580 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1581 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1582 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1583 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1584 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1585 /* If the user specified -1, then return the an available source */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1586 if(channel < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1587 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1588 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1589 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1590 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1591 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1592 return ALmixer_Channel_List[i].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1593 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1594 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1595 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1596 /* Error message seems too harsh
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1597 ALmixer_SetError("All sources are in use");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1598 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1599 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1600 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1601 /* Last case: Return the source for the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1602 return ALmixer_Channel_List[channel].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1603 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1604
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1605 /* This function will look up the channel for the corresponding source */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1606 static ALint Internal_GetChannel(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1607 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1608 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1609 /* Only the first value is used for the key */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1610 Source_Map key = { 0, 0 };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1611 Source_Map* found_item = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1612 key.source = source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1613
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1614 /* If the source is 0, look up the first available channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1615 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1616 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1617 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1618 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1619 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1620 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1621 return i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1622 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1623 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1624 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1625 /* Error message seems too harsh
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1626 ALmixer_SetError("All channels are in use");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1627 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1628 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1629 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1630
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1631
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1632 /* Else, look up the source and return the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1633 if(AL_FALSE == alIsSource(source))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1634 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1635 ALmixer_SetError("Is not a source");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1636 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1637 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1638
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1639 /* Use the ANSI C binary search feature (yea!) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1640 found_item = (Source_Map*)bsearch(&key, Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1641 if(NULL == found_item)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1642 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1643 ALmixer_SetError("Source is valid but not registered with ALmixer (to a channel)");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1644 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1645 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1646 return found_item->channel;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1647 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1648
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1649
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1650
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1651 /* This function will find the first available channel (not in use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1652 * from the specified start channel. Reserved channels to not qualify
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1653 * as available.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1654 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1655 static ALint Internal_FindFreeChannel(ALint start_channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1656 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1657 /* Start at the number of reserved so we skip over
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1658 * all the reserved channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1659 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1660 ALint i = Number_of_Reserve_Channels_global;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1661 /* Quick check to see if we're out of bounds */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1662 if(start_channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1663 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1664 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1665 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1666
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1667 /* If the start channel is even higher than the reserved,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1668 * then start at the higher value.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1669 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1670 if(start_channel > Number_of_Reserve_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1671 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1672 i = start_channel;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1673 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1674
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1675 /* i has already been set */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1676 for( ; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1677 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1678 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1679 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1680 return i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1681 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1682 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1683 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1684 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1685 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1686
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1687
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1688
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1689 /* Will return the number of channels halted
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1690 * or 0 for error
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1691 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1692 static ALint Internal_HaltChannel(ALint channel, ALboolean did_finish_naturally)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1693 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1694 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1695 ALint counter = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1696 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1697 ALint buffers_still_queued;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1698 ALint buffers_processed;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1699
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1700 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1701 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1702 ALmixer_SetError("Cannot halt channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1703 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1704 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1705 /* If the user specified a specific channel */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1706 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1707 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1708 /* only need to process channel if in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1709 if(ALmixer_Channel_List[channel].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1710 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1711 alSourceStop(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1712 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1713 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1714 fprintf(stderr, "14Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1715 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1716 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1717 /* Here's the situation. My old method of using
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1718 * alSourceUnqueueBuffers() seemed to be invalid in light
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1719 * of all the problems I suffered through with getting
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1720 * the CoreData backend to work with this code.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1721 * As such, I'm changing all the code to set the buffer to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1722 * AL_NONE. Furthermore, the queued vs. non-queued issue
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1723 * doesn't need to apply here. For non-queued, Loki,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1724 * Creative Windows, and CoreAudio seem to leave the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1725 * buffer queued (Old Mac didn't.) For queued, we need to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1726 * remove the processed buffers and force remove the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1727 * still-queued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1728 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1729 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1730 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1731 AL_BUFFERS_QUEUED, &buffers_still_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1732 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1733 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1734 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1735 fprintf(stderr, "17Testing Error with buffers_still_queued: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1736 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1737 ALmixer_SetError("Failed detecting still queued buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1738 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1739 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1740 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1741 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1742 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1743 AL_BUFFERS_PROCESSED, &buffers_processed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1744 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1745 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1746 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1747 fprintf(stderr, "17Testing Error with buffers_processed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1748 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1749 ALmixer_SetError("Failed detecting still processed buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1750 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1751 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1752 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1753 /* If either of these is greater than 0, it means we need
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1754 * to clear the source
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1755 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1756 if((buffers_still_queued > 0) || (buffers_processed > 0))
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1757 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1758 alSourcei(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1759 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1760 AL_NONE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1761 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1762 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1763 fprintf(stderr, "17Testing Error with clearing buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1764 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1765 ALmixer_SetError("Failed to clear buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1766 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1767 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1768 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1769 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1770
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1771 ALmixer_Channel_List[channel].almixer_data->num_buffers_in_use = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1772
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1773 /* Launch callback for consistency? */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1774 Invoke_Channel_Done_Callback(channel, did_finish_naturally);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1775
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1776 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1777 Is_Playing_global--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1778 counter++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1779 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1780 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1781 /* The user wants to halt all channels */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1782 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1783 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1784 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1785 for(i=0; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1786 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1787 /* only need to process channel if in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1788 if(ALmixer_Channel_List[i].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1789 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1790 alSourceStop(ALmixer_Channel_List[i].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1791 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1792 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1793 fprintf(stderr, "19Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1794 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1795 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1796
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1797 /* Here's the situation. My old method of using
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1798 * alSourceUnqueueBuffers() seemed to be invalid in light
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1799 * of all the problems I suffered through with getting
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1800 * the CoreData backend to work with this code.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1801 * As such, I'm changing all the code to set the buffer to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1802 * AL_NONE. Furthermore, the queued vs. non-queued issue
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1803 * doesn't need to apply here. For non-queued, Loki,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1804 * Creative Windows, and CoreAudio seem to leave the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1805 * buffer queued (Old Mac didn't.) For queued, we need to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1806 * remove the processed buffers and force remove the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1807 * still-queued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1808 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1809 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1810 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1811 AL_BUFFERS_QUEUED, &buffers_still_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1812 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1813 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1814 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1815 fprintf(stderr, "17Testing Error with buffers_still_queued: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1816 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1817 ALmixer_SetError("Failed detecting still queued buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1818 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1819 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1820 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1821 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1822 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1823 AL_BUFFERS_PROCESSED, &buffers_processed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1824 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1825 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1826 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1827 fprintf(stderr, "17Testing Error with buffers_processed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1828 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1829 ALmixer_SetError("Failed detecting still processed buffers: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1830 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1831 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1832 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1833 /* If either of these is greater than 0, it means we need
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1834 * to clear the source
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1835 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1836 if((buffers_still_queued > 0) || (buffers_processed > 0))
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1837 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1838 alSourcei(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1839 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1840 AL_NONE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1841 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1842 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1843 fprintf(stderr, "17Testing Error with clearing buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1844 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1845 ALmixer_SetError("Failed to clear buffer from source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1846 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1847 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1848 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1849 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1850
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1851 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1852
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1853 /* Launch callback for consistency? */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1854 Invoke_Channel_Done_Callback(i, did_finish_naturally);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
1855
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1856 Clean_Channel(i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1857 Is_Playing_global--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1858
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1859 /* Increment the counter */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1860 counter++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1861 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1862 /* Let's halt everything just in case there
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1863 * are bugs.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1864 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1865 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1866 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1867 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1868 alSourceStop(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1869 / * Can't clean because the in_use counter for
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1870 * data will get messed up * /
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1871 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1872 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1873 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1874 /* Just in case */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1875 Is_Playing_global = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1876 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1877 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1878 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1879 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1880 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1881 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1882 return counter;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1883 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1884
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1885
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1886 /* Will return the source halted or the total number of channels
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1887 * if all were halted or 0 for error
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1888 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1889 static ALint Internal_HaltSource(ALuint source, ALboolean did_finish_naturally)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1890 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1891 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1892 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1893 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1894 /* Will return the number of sources halted */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1895 return Internal_HaltChannel(-1, did_finish_naturally);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1896 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1897
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1898 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1899 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1900 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1901 ALmixer_SetError("Cannot halt source: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1902 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1903 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1904 return Internal_HaltChannel(channel, did_finish_naturally);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1905 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1906
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1907
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1908
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1909 /* Note: Behaves, almost like SDL_mixer, but keep in mind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1910 * that there is no "music" channel anymore, so 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1911 * will remove everything. (Note, I no longer allow 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1912 * so it gets set to the default number.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1913 * Also, callbacks for deleted channels will not be called.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1914 * I really need to do error checking, for realloc and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1915 * GenSources, but reversing the damage is too painful
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1916 * for me to think about at the moment, so it's not in here.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1917 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1918 static ALint Internal_AllocateChannels(ALint numchans)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1919 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1920 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1921 int i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1922 /* Return info */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1923 if(numchans < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1924 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1925 return Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1926 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1927 if(0 == numchans)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1928 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1929 numchans = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1930 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1931 /* No change */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1932 if(numchans == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1933 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1934 return Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1935 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1936 /* We need to increase the number of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1937 if(numchans > Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1938 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1939 /* Not sure how safe this is, but SDL_mixer does it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1940 * the same way */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1941 ALmixer_Channel_List = (struct ALmixer_Channel*) realloc( ALmixer_Channel_List, numchans * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1942
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1943 /* Allocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1944 Source_Map_List = (Source_Map*) realloc(Source_Map_List, numchans * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1945
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1946 for(i=Number_of_Channels_global; i<numchans; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1947 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1948 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1949 /* Generate a new source and associate it with the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1950 alGenSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1951 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1952 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1953 fprintf(stderr, "12Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1954 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1955 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1956 /* Copy the source so the SourceMap has it too */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1957 Source_Map_List[i].source = ALmixer_Channel_List[i].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1958 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1959 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1960 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1961 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1962 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1963 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1964
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1965 /* The Source_Map_List must be sorted by source for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1966 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1967 qsort(Source_Map_List, numchans, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1968
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1969 Number_of_Channels_global = numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1970 return numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1971 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1972 /* Need to remove channels. This might be dangerous */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1973 if(numchans < Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1974 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1975 for(i=numchans; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1976 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1977 /* Halt the channel */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1978 Internal_HaltChannel(i, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1979
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1980 /* Delete source associated with the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1981 alDeleteSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1982 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1983 {
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
1984 fprintf(stderr, "13bTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1985 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1986 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1987 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1988
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1989
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1990 /* Not sure how safe this is, but SDL_mixer does it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1991 * the same way */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1992 ALmixer_Channel_List = (struct ALmixer_Channel*) realloc( ALmixer_Channel_List, numchans * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1993
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1994 /* The tricky part is that we must remove the entries
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1995 * in the source map that correspond to the deleted channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1996 * We'll resort the map by channels so we can pick them off
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1997 * in order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1998 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1999 qsort(Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map_by_channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2000
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2001 /* Deallocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2002 Source_Map_List = (Source_Map*) realloc(Source_Map_List, numchans * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2003
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2004 /* Now resort the map by source and the correct num of chans */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2005 qsort(Source_Map_List, numchans, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2006
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2007 /* Reset the number of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2008 Number_of_Channels_global = numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2009 return numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2010 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2011 /* Shouldn't ever reach here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2012 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2013
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2014 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2015
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2016 static ALint Internal_ReserveChannels(ALint num)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2017 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2018 /* Can't reserve more than the max num of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2019 /* Actually, I'll allow it for people who just want to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2020 * set the value really high to effectively disable
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2021 * auto-assignment
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2022 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2023
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2024 /* Return the current number of reserved channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2025 if(num < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2026 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2027 return Number_of_Reserve_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2028 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2029 Number_of_Reserve_Channels_global = num;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2030 return Number_of_Reserve_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2031 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2032
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2033
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2034 /* This will rewind the SDL_Sound sample for streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2035 * samples and start buffering up the data for the next
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2036 * playback. This may require samples to be halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2037 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2038 static ALboolean Internal_RewindData(ALmixer_Data* data)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2039 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2040 ALint retval = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2041 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2042 ALint bytes_returned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2043 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2044 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2045 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2046 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2047 ALmixer_SetError("Cannot rewind because data is NULL\n");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2048 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2049 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2050
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2051
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2052 /* Might have to require Halt */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2053 /* Okay, we assume Halt or natural stop has already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2054 * cleared the data buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2055 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2056 if(data->in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2057 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2058 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2059 fprintf(stderr, "Warning sample is in use. May not be able to rewind\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2060 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2061 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2062 ALmixer_SetError("Data is in use. Cannot rewind unless all sources using the data are halted\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2063 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2064 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2065 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2066
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2067
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2068 /* Because Seek can alter things even in predecoded data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2069 * decoded data must also be rewound
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2070 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2071 if(data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2072 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2073 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2074
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2075 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2076 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2077 /* Since we can't seek predecoded stuff, it should be rewound */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2078 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2079 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2080 /* This case is if the Sound_Sample has been deleted.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2081 * It assumes the data is already at the beginning.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2082 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2083 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2084 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2085 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2086 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2087 /* Else, the sample has already been reallocated,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2088 * and we can fall to normal behavior
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2089 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2090 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2091 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2092 /* If access_data, was enabled, the sound sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2093 * still exists and we can do stuff.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2094 * If it's NULL, we can't do anything, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2095 * it should already be "rewound".
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2096 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2097 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2098 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2099 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2100 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2101 /* Else, the sample has already been reallocated,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2102 * and we can fall to normal behavior
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2103 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2104
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2105 Set_Predecoded_Seek_Position(data, 0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2106 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2107 return data->total_bytes;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2108 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2109 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2110 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2111
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2112 /* Remaining stuff for streamed data */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2113
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2114 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2115 retval = Sound_Rewind(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2116 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2117 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2118 ALmixer_SetError( Sound_GetError() );
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2119 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2120 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2121 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2122 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2123 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2124 for(i=0; i<data->num_buffers; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2125 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2126 bytes_returned = GetMoreData(data, data->buffer[i]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2127 if(-1 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2128 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2129 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2130 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2131 else if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2132 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2133 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2134 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2135 retval += bytes_returned;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2136
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2137 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2138 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2139
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2140
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2141
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2142 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2143 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2144
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2145
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2146
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2147
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2148 static ALint Internal_RewindChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2149 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2150 ALint retval = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2151 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2152 ALint state;
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2153 ALint running_count = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2154
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2155 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2156 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2157 ALmixer_SetError("Cannot rewind channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2158 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2159 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2160
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2161 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2162 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2163 fprintf(stderr, "24Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2164 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2165 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2166 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2167 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2168
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2169 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2170 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2171 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2172 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2173 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2174 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2175
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2176 /* What should I do? Do I just rewind the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2177 * or also rewind the data? Since the data is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2178 * shared, let's make it the user's responsibility
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2179 * to rewind the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2180 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2181 if(ALmixer_Channel_List[channel].almixer_data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2182 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2183 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2184 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2185 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2186 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2187 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2188 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2189 fprintf(stderr, "25Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2190 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2191 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2192 alSourceRewind(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2193 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2194 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2195 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2196 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2197 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2198 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2199 /* Need to resume playback if it was originally playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2200 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2201 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2202 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2203 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2204 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2205 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2206 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2207 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2208 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2209 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2210 else if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2211 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2212 /* HACK: The problem is that when paused, after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2213 * the Rewind, I can't get it off the INITIAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2214 * state without restarting
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2215 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2216 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2217 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2218 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2219 fprintf(stderr, "25Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2220 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2221 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2222 alSourcePause(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2223 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2224 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2225 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2226 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2227 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2228 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2229 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2230 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2231 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2232 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2233 /* Streamed data is different. Rewinding the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2234 * does no good. Rewinding the data will have an
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2235 * effect, but it will be lagged based on how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2236 * much data is queued. Recommend users call Halt
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2237 * before rewind if they want immediate results.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2238 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2239 retval = Internal_RewindData(ALmixer_Channel_List[channel].almixer_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2240 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2241 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2242 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2243 /* The user wants to rewind all channels */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2244 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2245 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2246 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2247 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2248 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2249 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2250 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2251 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2252 /* What should I do? Do I just rewind the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2253 * or also rewind the data? Since the data is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2254 * shared, let's make it the user's responsibility
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2255 * to rewind the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2256 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2257 if(ALmixer_Channel_List[i].almixer_data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2258 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2259 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2260 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2261 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2262 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2263 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2264 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2265 fprintf(stderr, "26Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2266 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2267 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2268 alSourceRewind(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2269 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2270 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2271 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2272 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2273 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2274 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2275 /* Need to resume playback if it was originally playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2276 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2277 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2278 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2279 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2280 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2281 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2282 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2283 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2284 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2285 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2286 else if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2287 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2288 /* HACK: The problem is that when paused, after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2289 * the Rewind, I can't get it off the INITIAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2290 * state without restarting
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2291 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2292 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2293 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2294 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2295 fprintf(stderr, "27Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2296 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2297 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2298 alSourcePause(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2299 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2300 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2301 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2302 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2303 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2304 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2305 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2306 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2307 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2308 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2309 /* Streamed data is different. Rewinding the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2310 * does no good. Rewinding the data will have an
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2311 * effect, but it will be lagged based on how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2312 * much data is queued. Recommend users call Halt
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2313 * before rewind if they want immediate results.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2314 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2315 running_count += Internal_RewindData(ALmixer_Channel_List[i].almixer_data);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2316 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2317 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2318 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2319 }
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2320 if(-1 == retval)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2321 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2322 return -1;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2323 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2324 else
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2325 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2326 return running_count;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2327 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
2328
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2329 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2330
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2331
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2332 static ALint Internal_RewindSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2333 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2334 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2335 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2336 {
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
2337 return Internal_RewindChannel(-1);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2338 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2339
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2340 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2341 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2342 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2343 ALmixer_SetError("Cannot rewind source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2344 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2345 }
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
2346 return Internal_RewindChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2347 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2348
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2349
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2350
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2351
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2352
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2353 static ALint Internal_PlayChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2354 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2355 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2356 int ret_flag = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2357 if(NULL == data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2358 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2359 ALmixer_SetError("Can't play because data is NULL\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2360 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2361 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2362
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2363 /* There isn't a good way to share streamed files because
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2364 * the decoded data doesn't stick around.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2365 * You must "Load" a brand new instance of
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2366 * the data. If you try using the same data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2367 * bad things may happen. This check will attempt
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2368 * to prevent sharing
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2369 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2370 if(0 == data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2371 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2372 if(data->in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2373 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2374 ALmixer_SetError("Can't play shared streamed sample because it is already in use");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2375 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2376 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2377
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2378 /* Make sure SDL_sound sample is not at EOF.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2379 * This mainly affects streamed files,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2380 * so the check is placed here
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2381 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2382 if(data->eof)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2383 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2384 if( -1 == Internal_RewindData(data) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2385 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2386 ALmixer_SetError("Can't play sample because it is at EOF and cannot rewind");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2387 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2388 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2389 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2390 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2391 /* We need to provide the user with the first available channel */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2392 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2393 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2394 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2395 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2396 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2397 if(0 == ALmixer_Channel_List[i].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2398 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2399 channel = i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2400 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2401 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2402 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2403 /* if we couldn't find a channel, return an error */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2404 if(i == Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2405 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2406 ALmixer_SetError("No channels available for playing");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2407 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2408 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2409 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2410 /* If we didn't assign the channel number, make sure it's not
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2411 * out of bounds or in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2412 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2413 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2414 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2415 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2416 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2417 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2418 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2419 else if(ALmixer_Channel_List[channel].channel_in_use)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2420 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2421 ALmixer_SetError("Requested channel (%d) is in use", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2422 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2423 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2424 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2425 /* Make sure the user doesn't enter some meaningless value */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2426 if(loops < -1)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2427 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2428 loops = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2429 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2430
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2431 /* loops will probably have to change to be controlled by SDL_Sound */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2432
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2433 /* Set up the initial values for playing */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2434 ALmixer_Channel_List[channel].channel_in_use = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2435 data->in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2436
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2437 /* Shouldn't need updating until a callback is fired
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2438 * (assuming that we call Play in this function
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2439 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2440 ALmixer_Channel_List[channel].needs_stream = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2441 ALmixer_Channel_List[channel].almixer_data = data;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2442 ALmixer_Channel_List[channel].start_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2443
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2444 /* If user entered -1 (or less), set to -1 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2445 if(ticks < 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2446 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2447 ALmixer_Channel_List[channel].expire_ticks = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2448 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2449 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2450 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2451 ALmixer_Channel_List[channel].expire_ticks = ticks;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2452 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2453
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2454
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2455 ALmixer_Channel_List[channel].halted = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2456 ALmixer_Channel_List[channel].paused = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2457
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2458 /* Ran just use OpenAL to control loops if predecoded and infinite */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2459 ALmixer_Channel_List[channel].loops = loops;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2460 if( (-1 == loops) && (data->decoded_all) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2461 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2462 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_TRUE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2463 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2464 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2465 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2466 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2467 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2468 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2469 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2470 fprintf(stderr, "13Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2471 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2472 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2473
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2474 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2475 /* Because of the corner case, predecoded
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2476 * files must add +1 to the loops.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2477 * Streams do not have this problem
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2478 * because they can use the eof flag to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2479 * avoid the conflict.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2480 * Sharing data chunks prevents the use of the eof flag.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2481 * Since streams, cannot share, only predecoded
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2482 * files are affected
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2483 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2484 if(data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2485 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2486 /* Corner Case: Now that play calls are pushed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2487 * off to update(), the start call must
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2488 * also come through here. So, start loops
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2489 * must be +1
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2490 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2491 if(-1 == loops)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2492 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2493 /* -1 is a special case, and you don't want
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2494 * to add +1 to it */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2495 ALmixer_Channel_List[channel].loops = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2496 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_TRUE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2497 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2498 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2499 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2500 ALmixer_Channel_List[channel].loops = loops+1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2501 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2502 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2503 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2504 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2505 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2506 ALmixer_Channel_List[channel].loops = loops;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2507 /* Can we really loop on streamed data? */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2508 alSourcei(ALmixer_Channel_List[channel].alsource, AL_LOOPING, AL_TRUE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2509 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2510 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2511
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2512 /* Should I start playing here or pass the buck to update? */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2513 /* Unlike SDL_SoundMixer, I think I'll do it here because
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2514 * this library isn't a *total* hack and OpenAL has more
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2515 * built in functionality I need, so less needs to be
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2516 * controlled and directed through the update function.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2517 * The downside is less functionality is centralized.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2518 * The upside is that the update function should be
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2519 * easier to maintain.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2520 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2521
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2522 /* Clear the error flag */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2523 alGetError();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2524 if(data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2525 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2526 /* Bind the data to the source */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2527 alSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2528 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2529 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2530 data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2531 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2532 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2533 ALmixer_SetError("Could not bind data to source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2534 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2535 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2536 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2537 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2538
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2539 /* Make data available if access_data is enabled */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2540 Invoke_Predecoded_Channel_Data_Callback(channel, data);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2541 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2542 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2543 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2544 /* Need to use the streaming buffer for binding */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2545
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2546 ALuint bytes_returned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2547 ALuint j;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2548 data->num_buffers_in_use=0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2549 /****** MODIFICATION must go here *********/
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2550 /* Since buffer queuing is pushed off until here to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2551 * avoid buffer conflicts, we must start reading
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2552 * data here. First we make sure we have at least one
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2553 * packet. Then we queue up until we hit our limit.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2554 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2555 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2556 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2557 data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2558 if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2559 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2560 /* No data or error */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2561 ALmixer_SetError("Could not get data for streamed PlayChannel: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2562 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2563 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2564 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2565 /* Increment the number of buffers in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2566 data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2567
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2568
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2569 /* Now we need to fill up the rest of the buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2570 * There is a corner case where we run out of data
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2571 * before the last buffer is filled.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2572 * Stop conditions are we run out of
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2573 * data or we max out our preload buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2574 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2575
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2576 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2577 fprintf(stderr, "Filling buffer #%d (AL id is %d)\n", 0, data->buffer[0]);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2578 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2579 for(j=1; j<data->num_startup_buffers; j++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2580 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2581 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2582 fprintf(stderr, "Filling buffer #%d (AL id is %d)\n", j, data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2583 fprintf(stderr, ">>>>>>>>>>>>>>>>>>HACK for GetMoreData2\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2584 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2585 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2586 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2587 data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2588 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2589 * This might be a problem. I made a mistake with the types. I accidentally
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2590 * made the bytes returned an ALint and returned -1 on error.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2591 * Bytes returned should be a ALuint, so now I no longer have a -1 case
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2592 * to check. I hope I didn't break anything here
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2593 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2594 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2595 if(bytes_returned < 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2596 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2597 /* Error found */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2598 ALmixer_SetError("Could not get data for additional startup buffers for PlayChannel: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2599 /* We'll continue on because we do have some valid data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2600 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2601 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2602 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2603 else if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2604 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2605 if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2606 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2607 /* No more data to buffer */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2608 /* Check for loops */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2609 if( ALmixer_Channel_List[channel].loops != 0 )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2610 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2611 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2612 fprintf(stderr, "Need to rewind. In RAMPUP, handling loop\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2613 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2614 if(0 == Sound_Rewind(data->sample))
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2615 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2616 fprintf(stderr, "error in rewind\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2617 ALmixer_SetError( Sound_GetError() );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2618 ALmixer_Channel_List[channel].loops = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2619 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2620 /* We'll continue on because we do have some valid data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2621 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2622 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2623 /* Remember to reset the data->eof flag */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2624 data->eof = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2625 if(ALmixer_Channel_List[channel].loops > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2626 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2627 ALmixer_Channel_List[channel].loops--;
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2628 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2629 fprintf(stderr, "Inside 000 >>>>>>>>>>Loops=%d\n", ALmixer_Channel_List[channel].loops);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
2630 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2631 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2632 /* Would like to redo the loop, but due to
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2633 * Sound_Rewind() bugs, we would risk falling
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2634 * into an infinite loop
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2635 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2636 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2637 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2638 data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2639 if(bytes_returned <= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2640 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2641 ALmixer_SetError("Could not get data: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2642 /* We'll continue on because we do have some valid data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2643 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2644 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2645 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2646 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2647 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2648 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2649 /* No loops to do so quit here */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2650 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2651 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2652 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2653 /* Increment the number of buffers in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2654 data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2655 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2656 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2657 fprintf(stderr, "In PlayChannel, about to queue: source=%d, num_buffers_in_use=%d\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2658 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2659 data->num_buffers_in_use);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2660 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2661
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2662 alSourceQueueBuffers(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2663 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2664 data->num_buffers_in_use,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2665 data->buffer);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2666 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2667 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2668 ALmixer_SetError("Could not bind data to source: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2669 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2670 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2671 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2672 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2673 /* This is part of the hideous Nvidia workaround. In order to figure out
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2674 * which buffer to show during callbacks (for things like
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2675 * o-scopes), I must keep a copy of the buffers that are queued in my own
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2676 * data structure. This code will be called only if
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2677 * "access_data" was set, indicated by whether the queue is NULL.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2678 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2679 if(data->circular_buffer_queue != NULL)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2680 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2681 ALuint k;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2682 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2683 for(k=0; k<data->num_buffers_in_use; k++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2684 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2685 // fprintf(stderr, "56c: CircularQueue_PushBack.\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2686 queue_ret_flag = CircularQueueUnsignedInt_PushBack(data->circular_buffer_queue, data->buffer[k]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2687 if(0 == queue_ret_flag)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2688 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2689 fprintf(stderr, "Serious internal error: CircularQueue could not push into queue.\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2690 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2691 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2692 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2693 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2694 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2695 fprintf(stderr, "Queue in PlayTimed\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2696 CircularQueueUnsignedInt_Print(data->circular_buffer_queue);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2697 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2698 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2699 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2700 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2701
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2702
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2703 /****** END **********/
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2704 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2705 /* We have finished loading the data (predecoded or queued)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2706 * so now we can play
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2707 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2708 alSourcePlay(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2709 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2710 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2711 ALmixer_SetError("Play failed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2712 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2713 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2714 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2715 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2716
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2717 /* Add to the counter that something is playing */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2718 Is_Playing_global++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2719 if(-1 == ret_flag)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2720 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2721 fprintf(stderr, "BACKDOOR ERROR >>>>>>>>>>>>>>>>>>\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2722 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2723 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2724 return channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2725 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2726
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2727
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2728 /* In case the user wants to specify a source instead of a channel,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2729 * they may use this function. This function will look up the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2730 * source-to-channel map, and convert the call into a
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2731 * PlayChannelTimed() function call.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2732 * Returns the channel it's being played on.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2733 * Note: If you are prefer this method, then you need to be careful
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2734 * about using PlayChannel, particularly if you request the
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2735 * first available channels because source and channels have
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2736 * a one-to-one mapping in this API. It is quite easy for
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2737 * a channel/source to already be in use because of this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2738 * In this event, an error message will be returned to you.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2739 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2740 static ALuint Internal_PlaySourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2741 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2742 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2743 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2744 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2745 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2746 retval = Internal_PlayChannelTimed(-1, data, loops, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2747 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2748 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2749 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2750 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2751 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2752 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2753 return Internal_GetSource(retval);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2754 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2755 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2756
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2757 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2758 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2759 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2760 ALmixer_SetError("Cannot Play source: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2761 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2762 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2763 retval = Internal_PlayChannelTimed(channel, data, loops, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2764 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2765 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2766 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2767 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2768 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2769 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2770 return source;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2771 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2772 /* make compiler happy */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2773 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2774 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2775
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2776
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2777
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2778
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2779 /* Returns the channel or number of channels actually paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2780
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2781 static ALint Internal_PauseChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2782 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2783 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2784 ALint state;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2785 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2786 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2787
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2788 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2789 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2790 ALmixer_SetError("Cannot pause channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2791 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2792 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2793
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2794 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2795 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2796 fprintf(stderr, "28Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2797 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2798 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2799 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2800 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2801
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2802 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2803 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2804 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2805 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2806 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2807 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2808 /* We don't want to repause if already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2809 * paused because the fadeout/expire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2810 * timing will get messed up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2811 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2812 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2813 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2814 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2815 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2816 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2817 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2818 fprintf(stderr, "29Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2819 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2820 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2821 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2822 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2823 /* Count the actual number of channels being paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2824 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2825
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2826 alSourcePause(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2827 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2828 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2829 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2830 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2831 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2832 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2833 /* We need to pause the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2834 if(ALmixer_Channel_List[channel].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2835 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2836 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2837 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2838 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2839 ALmixer_Channel_List[channel].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2840 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2841 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2842 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2843 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2844 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2845 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2846 ALmixer_Channel_List[channel].expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2847 ALmixer_Channel_List[channel].expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2848 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2849 /* Because -1 is a special value, we can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2850 * allow the time to go negative
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2851 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2852 if(ALmixer_Channel_List[channel].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2853 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2854 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2855 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2856 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2857 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2858 if(ALmixer_Channel_List[channel].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2859 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2860 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2861 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2862 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2863 ALmixer_Channel_List[channel].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2864 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2865 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2866 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2867 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2868 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2869 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2870 ALmixer_Channel_List[channel].fade_expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2871 ALmixer_Channel_List[channel].fade_expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2872 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2873 /* Don't allow the time to go negative */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2874 if(ALmixer_Channel_List[channel].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2875 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2876 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2877 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2878 } /* End fade check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2879 } /* End if PLAYING */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2880 } /* End If in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2881 } /* End specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2882 /* The user wants to halt all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2883 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2884 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2885 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2886 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2887 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2888 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2889 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2890 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2891 /* We don't want to repause if already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2892 * paused because the fadeout/expire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2893 * timing will get messed up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2894 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2895 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2896 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2897 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2898 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2899 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2900 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2901 fprintf(stderr, "30Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2902 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2903 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2904 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2905 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2906 /* Count the actual number of channels being paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2907 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2908
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2909 alSourcePause(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2910 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2911 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2912 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2913 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2914 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2915 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2916 /* We need to pause the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2917 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2918 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2919 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2920 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2921 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2922 ALmixer_Channel_List[i].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2923 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2924 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2925 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2926 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2927 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2928 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2929 ALmixer_Channel_List[i].expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2930 ALmixer_Channel_List[i].expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2931 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2932 /* Because -1 is a special value, we can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2933 * allow the time to go negative
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2934 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2935 if(ALmixer_Channel_List[i].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2936 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2937 ALmixer_Channel_List[i].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2938 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2939 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2940 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2941 if(ALmixer_Channel_List[i].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2942 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2943 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2944 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2945 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2946 ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2947 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2948 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2949 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2950 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2951 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2952 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2953 ALmixer_Channel_List[i].fade_expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2954 ALmixer_Channel_List[i].fade_expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2955 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2956 /* Don't allow the time to go negative */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2957 if(ALmixer_Channel_List[i].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2958 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2959 ALmixer_Channel_List[i].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2960 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2961 } /* End fade check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2962 } /* End if PLAYING */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2963 } /* End channel in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2964 } /* End for-loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2965 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2966 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2967 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2968 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2969 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2970 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2971 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2972
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2973 /* Returns the channel or number of channels actually paused */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2974 static ALint Internal_PauseSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2975 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2976 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2977 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2978 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2979 return Internal_PauseChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2980 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2981
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2982 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2983 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2984 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2985 ALmixer_SetError("Cannot pause source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2986 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2987 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2988 return Internal_PauseChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2989 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2990
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2991
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2992
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2993 static ALint Internal_ResumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2994 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2995 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2996 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2997 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2998 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2999
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3000 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3001 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3002 ALmixer_SetError("Cannot pause channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3003 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3004 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3005
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3006 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3007 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3008 fprintf(stderr, "31Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3009 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3010 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3011 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3012 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3013
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3014 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3015 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3016 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3017 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3018 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3019 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3020 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3021 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3022 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3023 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3024 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3025 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3026 fprintf(stderr, "32Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3027 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3028 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3029 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3030 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3031 /* Count the actual number of channels resumed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3032 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3033
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3034 /* We need to resume the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3035 if(ALmixer_Channel_List[channel].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3036 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3037 ALmixer_Channel_List[channel].start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3038 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3039 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3040 if(ALmixer_Channel_List[channel].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3041 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3042 ALmixer_Channel_List[channel].fade_start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3043 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3044
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3045 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3046 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3047 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3048 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3049 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3050 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3051 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3052 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3053 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3054 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3055 /* The user wants to halt all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3056 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3057 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3058 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3059 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3060 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3061 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3062 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3063 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3064 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3065 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3066 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3067 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3068 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3069 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3070 fprintf(stderr, "33Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3071 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3072 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3073 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3074 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3075 /* Count the actual number of channels resumed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3076 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3077
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3078 /* We need to resume the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3079 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3080 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3081 ALmixer_Channel_List[i].start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3082 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3083 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3084 if(ALmixer_Channel_List[i].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3085 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3086 ALmixer_Channel_List[i].fade_start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3087 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3088
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3089 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3090 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3091 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3092 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3093 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3094 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3095 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3096 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3097 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3098 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3099 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3100 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3101 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3102 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3103 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3104 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3105 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3106
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3107
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3108 static ALint Internal_ResumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3109 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3110 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3111 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3112 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3113 return Internal_ResumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3114 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3115
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3116 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3117 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3118 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3119 ALmixer_SetError("Cannot resume source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3120 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3121 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3122 return Internal_ResumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3123 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3124
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3125
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3126 /* Might consider setting eof to 0 as a "feature"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3127 * This will allow seek to end to stay there because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3128 * Play automatically rewinds if at the end */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3129 static ALboolean Internal_SeekData(ALmixer_Data* data, ALuint msec)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3130 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3131 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3132
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3133 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3134 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3135 ALmixer_SetError("Cannot Seek because data is NULL");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3136 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3137 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3138
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3139 /* Seek for predecoded files involves moving the chunk pointer around */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3140 if(data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3141 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3142 ALuint byte_position;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3143
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3144 /* OpenAL doesn't seem to like it if I change the buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3145 * while playing (crashes), so I must require that Seek only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3146 * be done when the data is not in use.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3147 * Since data may be shared among multiple sources,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3148 * I can't shut them down myself, so I have to return an error.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3149 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3150 if(data->in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3151 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3152 ALmixer_SetError("Cannot seek on predecoded data while instances are playing");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3153 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3154 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3155 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3156 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3157 ALmixer_SetError("Seek support for predecoded samples was not compiled in");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3158 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3159
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3160 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3161 /* By default, ALmixer frees the Sound_Sample for predecoded
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3162 * samples because of the potential memory waste.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3163 * However, to seek a sample, we need to have a full
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3164 * copy of the data around. So the strategy is to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3165 * recreate a hackish Sound_Sample to be used for seeking
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3166 * purposes. If Sound_Sample is NULL, we will reallocate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3167 * memory for it and then procede as if everything
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3168 * was normal.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3169 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3170 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3171 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3172 if( -1 == Reconstruct_Sound_Sample(data) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3173 {
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3174 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3175 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3176 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3177 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3178 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3179 /* If access_data was set, then we still have the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3180 * Sound_Sample and we can move around in the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3181 * If it was not set, the data has been freed and we
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3182 * cannot do anything because there is no way to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3183 * recover the data because OpenAL won't let us
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3184 * get access to the buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3185 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3186 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3187 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3188 ALmixer_SetError("Cannot seek because access_data flag was set false when data was initialized");
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3189 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3190 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3191
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3192 byte_position = Convert_Msec_To_Byte_Pos(&data->sample->desired, msec);
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3193 retval = Set_Predecoded_Seek_Position(data, byte_position);
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3194 if(-1 == retval)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3195 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3196 return AL_FALSE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3197 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3198 else
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3199 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3200 return AL_TRUE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3201 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3202
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3203 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3204 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3205 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3206 /* Reset eof flag?? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3207 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3208 retval = Sound_Seek(data->sample, msec);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3209 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3210 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3211 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3212
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3213 fprintf(stderr, "Sound seek error: %s\n", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3214 /* Try rewinding to clean up? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3215 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3216 Internal_RewindData(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3217 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3218 return AL_FALSE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3219 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3220 return AL_TRUE;
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3221 }
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3222
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
3223 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3224 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3225
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3226
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3227 static ALint Internal_SeekChannel(ALint channel, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3228 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3229 ALint retval = 0;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3230 ALenum error;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3231 ALint state;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3232 ALint running_count = 0;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3233
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3234 if(0 == msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3235 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3236 return Internal_RewindChannel(channel);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3237 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3238
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3239 if(channel >= Number_of_Channels_global)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3240 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3241 ALmixer_SetError("Cannot seek channel %d because it exceeds maximum number of channels (%d)\n", channel, Number_of_Channels_global);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3242 return -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3243 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3244
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3245 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3246 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3247 fprintf(stderr, "24Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3248 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3249 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3250 /* Clear error */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3251 alGetError();
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3252
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3253 /* If the user specified a specific channel */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3254 if(channel >= 0)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3255 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3256 /* only need to process channel if in use */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3257 if(ALmixer_Channel_List[channel].channel_in_use)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3258 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3259
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3260 /* What should I do? Do I just rewind the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3261 * or also rewind the data? Since the data is
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3262 * shared, let's make it the user's responsibility
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3263 * to rewind the data.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3264 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3265 if(ALmixer_Channel_List[channel].almixer_data->decoded_all)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3266 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3267 /* convert milliseconds to seconds */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3268 ALfloat sec_offset = msec / 1000.0f;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3269
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3270 alGetSourcei(
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3271 ALmixer_Channel_List[channel].alsource,
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3272 AL_SOURCE_STATE, &state
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3273 );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3274 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3275 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3276 fprintf(stderr, "25Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3277 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3278 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3279 /* OpenAL seek */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3280 alSourcef(ALmixer_Channel_List[channel].alsource, AL_SEC_OFFSET, sec_offset);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3281 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3282 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3283 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3284 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3285 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3286 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3287 /* Need to resume playback if it was originally playing */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3288 if(AL_PLAYING == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3289 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3290 alSourcePlay(ALmixer_Channel_List[channel].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3291 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3292 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3293 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3294 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3295 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3296 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3297 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3298 else if(AL_PAUSED == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3299 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3300 /* HACK: The problem is that when paused, after
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3301 * the Rewind, I can't get it off the INITIAL
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3302 * state without restarting
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3303 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3304 alSourcePlay(ALmixer_Channel_List[channel].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3305 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3306 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3307 fprintf(stderr, "25Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3308 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3309 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3310 alSourcePause(ALmixer_Channel_List[channel].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3311 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3312 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3313 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3314 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3315 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3316 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3317 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3318 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3319 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3320 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3321 /* Streamed data is different. Rewinding the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3322 * does no good. Rewinding the data will have an
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3323 * effect, but it will be lagged based on how
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3324 * much data is queued. Recommend users call Halt
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3325 * before rewind if they want immediate results.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3326 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3327 retval = Internal_SeekData(ALmixer_Channel_List[channel].almixer_data, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3328 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3329 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3330 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3331 /* The user wants to rewind all channels */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3332 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3333 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3334 ALint i;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3335 ALfloat sec_offset = msec / 1000.0f;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3336
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3337 for(i=0; i<Number_of_Channels_global; i++)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3338 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3339 /* only need to process channel if in use */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3340 if(ALmixer_Channel_List[i].channel_in_use)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3341 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3342 /* What should I do? Do I just rewind the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3343 * or also rewind the data? Since the data is
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3344 * shared, let's make it the user's responsibility
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3345 * to rewind the data.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3346 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3347 if(ALmixer_Channel_List[i].almixer_data->decoded_all)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3348 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3349 alGetSourcei(
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3350 ALmixer_Channel_List[i].alsource,
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3351 AL_SOURCE_STATE, &state
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3352 );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3353 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3354 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3355 fprintf(stderr, "26Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3356 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3357 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3358
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3359 alSourcef(ALmixer_Channel_List[channel].alsource, AL_SEC_OFFSET, sec_offset);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3360 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3361 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3362 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3363 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3364 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3365 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3366 /* Need to resume playback if it was originally playing */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3367 if(AL_PLAYING == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3368 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3369 alSourcePlay(ALmixer_Channel_List[i].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3370 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3371 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3372 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3373 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3374 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3375 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3376 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3377 else if(AL_PAUSED == state)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3378 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3379 /* HACK: The problem is that when paused, after
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3380 * the Rewind, I can't get it off the INITIAL
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3381 * state without restarting
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3382 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3383 alSourcePlay(ALmixer_Channel_List[i].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3384 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3385 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3386 fprintf(stderr, "27Testing error: %s\n",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3387 alGetString(error));
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3388 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3389 alSourcePause(ALmixer_Channel_List[i].alsource);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3390 if((error = alGetError()) != AL_NO_ERROR)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3391 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3392 ALmixer_SetError("%s",
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3393 alGetString(error) );
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3394 retval = -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3395 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3396 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3397 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3398 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3399 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3400 /* Streamed data is different. Rewinding the channel
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3401 * does no good. Rewinding the data will have an
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3402 * effect, but it will be lagged based on how
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3403 * much data is queued. Recommend users call Halt
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3404 * before rewind if they want immediate results.
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3405 */
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3406 running_count += Internal_SeekData(ALmixer_Channel_List[i].almixer_data, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3407 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3408 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3409 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3410 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3411 if(-1 == retval)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3412 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3413 return -1;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3414 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3415 else
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3416 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3417 return running_count;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3418 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3419
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3420 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3421
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3422 static ALint Internal_SeekSource(ALuint source, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3423 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3424 ALint channel;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3425 if(0 == source)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3426 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3427 return Internal_SeekChannel(-1, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3428 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3429
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3430 channel = Internal_GetChannel(source);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3431 if(-1 == channel)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3432 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3433 ALmixer_SetError("Cannot seek source: %s", ALmixer_GetError());
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3434 return 0;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3435 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3436 return Internal_SeekChannel(channel, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3437 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3438
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
3439
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3440
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3441 static ALint Internal_FadeInChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3442 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3443 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3444 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3445 ALfloat original_value;
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
3446 /* ALuint current_time = ALmixer_GetTicks(); */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3447 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3448
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3449
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3450
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3451 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3452 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3453 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3454 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3455 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3456 /* Let's call PlayChannelTimed to do the job.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3457 * There are two catches:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3458 * First is that we must set the volumes before the play call(s).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3459 * Second is that we must initialize the channel values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3460 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3461
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3462 if(channel < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3463 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3464 /* This might cause a problem for threads/race conditions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3465 * We need to set the volume on an unknown channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3466 * so we need to request a channel first. Remember
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3467 * that requesting a channel doesn't lock and it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3468 * could be surrendered to somebody else before we claim it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3469 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3470 channel = Internal_GetChannel(0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3471 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3472 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3473 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3474 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3475 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3476 else if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3477 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3478 ALmixer_SetError("Channel %d is already in use", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3479 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3480 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3481
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3482
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3483 /* Get the original volume in case of a problem */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3484 alGetSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3485 AL_GAIN, &original_value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3486
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3487 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3488 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3489 fprintf(stderr, "35Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3490 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3491 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3492 ALmixer_Channel_List[channel].fade_end_volume = original_value;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3493
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3494 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3495 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3496 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3497 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3498 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3499 fprintf(stderr, "36Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3500 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3501 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3502 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3503
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3504 /* Set the actual volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3505 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3506 AL_GAIN, value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3507 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3508 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3509 fprintf(stderr, "37Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3510 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3511 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3512
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3513
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3514 /* Now call PlayChannelTimed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3515 retval = Internal_PlayChannelTimed(channel, data, loops, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3516 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3517 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3518 /* Chance of failure is actually pretty high since
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3519 * a channel might already be in use or streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3520 * data can be shared
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3521 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3522 /* Restore the original value to avoid accidental
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3523 * distruption of playback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3524 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3525 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3526 AL_GAIN, original_value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3527 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3528 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3529 fprintf(stderr, "38Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3530 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3531 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3532 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3533 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3534
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3535 /* We can't accept 0 as a value because of div-by-zero.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3536 * If zero, just call PlayChannelTimed at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3537 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3538 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3539 if(0 == fade_ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3540 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3541 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3542 AL_GAIN,
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3543 ALmixer_Channel_List[channel].fade_end_volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3544 );
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3545 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3546 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3547 fprintf(stderr, "39Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3548 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3549 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3550
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3551 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3552 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3553
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3554 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3555 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3556 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3557 ALmixer_Channel_List[channel].fade_start_time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3558 = ALmixer_Channel_List[channel].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3559 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3560 ALmixer_Channel_List[channel].fade_expire_ticks = fade_ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3561
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3562 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3563 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / fade_ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3564
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3565 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3566
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3567 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3568
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3569
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3570 static ALuint Internal_FadeInSourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3571 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3572 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3573 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3574 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3575 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3576 retval = Internal_FadeInChannelTimed(-1, data, loops, fade_ticks, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3577 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3578 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3579 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3580 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3581 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3582 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3583 return Internal_GetSource(retval);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3584 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3585 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3586
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3587 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3588 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3589 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3590 ALmixer_SetError("Cannot FadeIn source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3591 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3592 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3593 retval = Internal_FadeInChannelTimed(channel, data, loops, fade_ticks, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3594 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3595 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3596 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3597 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3598 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3599 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3600 return source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3601 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3602 /* make compiler happy */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3603 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3604 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3605
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3606
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3607
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3608
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3609 /* Will fade out currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3610 * It starts at the current volume level and goes down */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3611 static ALint Internal_FadeOutChannel(ALint channel, ALuint ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3612 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3613 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3614 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3615 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3616 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3618 /* We can't accept 0 as a value because of div-by-zero.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3619 * If zero, just call Halt at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3620 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3621 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3622 if(0 == ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3623 {
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
3624 return Internal_HaltChannel(channel, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3625 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3626
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3627
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3628 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3629 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3630 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3631 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3632 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3633
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3634 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3635 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3636 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3637 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3638 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3639 alGetSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3640 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3641 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3642 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3643 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3644 fprintf(stderr, "40Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3645 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3646 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3647
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3648 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3649 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3650 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3651 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3652 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3653 fprintf(stderr, "41Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3654 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3655 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3656 ALmixer_Channel_List[channel].fade_end_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3657
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3658 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3659 ALmixer_Channel_List[channel].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3660 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3661 ALmixer_Channel_List[channel].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3662 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3663 ALmixer_Channel_List[channel].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3664 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3665 ALmixer_Channel_List[channel].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3666 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3667 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3668
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3669 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3670 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3671
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3672 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3673 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3674 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3675 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3676 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3677 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3678 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3679 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3680 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3681 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3682 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3683 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3684 alGetSourcef(ALmixer_Channel_List[i].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3685 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3686 ALmixer_Channel_List[i].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3687 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3688 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3689 fprintf(stderr, "42Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3690 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3691 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3692
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3693 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3694 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3695 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3696 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3697 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3698 fprintf(stderr, "43Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3699 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3700 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3701 ALmixer_Channel_List[i].fade_end_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3702
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3703 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3704 ALmixer_Channel_List[i].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3705 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3706 ALmixer_Channel_List[i].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3707 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3708 ALmixer_Channel_List[i].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3709 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3710 ALmixer_Channel_List[i].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3711 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3712 ALmixer_Channel_List[i].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3713
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3714 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3715 ALmixer_Channel_List[i].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3716
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3717 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3718 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3719 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3720 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3721 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3722 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3723
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3724
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3725 static ALint Internal_FadeOutSource(ALuint source, ALuint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3726 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3727 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3728 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3729 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3730 return Internal_FadeOutChannel(-1, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3731 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3732
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3733 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3734 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3735 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3736 ALmixer_SetError("Cannot FadeOut source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3737 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3738 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3739 return Internal_FadeOutChannel(channel, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3740 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3741
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3742
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3743 /* Will fade currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3744 * It starts at the current volume level and go to target
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3745 * Only affects channels that are playing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3746 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3747 static ALint Internal_FadeChannel(ALint channel, ALuint ticks, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3748 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3749 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3750 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3751 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3752 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3753
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3754 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3755 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3756 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3757 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3758 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3759
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3760 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3761 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3762 if(volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3763 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3764 volume = ALmixer_Channel_List[channel].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3765 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3766 else if(volume > ALmixer_Channel_List[channel].max_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3767 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3768 volume = ALmixer_Channel_List[channel].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3769 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3770
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3771 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3772 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3773 if(ticks > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3774 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3775 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3776 alGetSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3777 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3778 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3779 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3780 fprintf(stderr, "44Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3781 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3782 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3783 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3784
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3785 /* Set the target volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3786 ALmixer_Channel_List[channel].fade_end_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3787
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3788 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3789 ALmixer_Channel_List[channel].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3790 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3791 ALmixer_Channel_List[channel].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3792 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3793 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3794
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3795 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3796 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3797 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3798 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3799 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3800 alSourcef(ALmixer_Channel_List[channel].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3801 AL_GAIN, volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3802 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3803 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3804 fprintf(stderr, "45Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3805 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3806 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3807 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3808 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3809 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3810 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3811 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3812 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3813 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3814 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3815 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3816 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3817 if(volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3818 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3819 volume = ALmixer_Channel_List[i].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3820 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3821 else if(volume > ALmixer_Channel_List[i].max_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3822 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3823 volume = ALmixer_Channel_List[i].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3824 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3825
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3826 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3827 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3828 if(ticks > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3829 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3830 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3831 alGetSourcef(ALmixer_Channel_List[i].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3832 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3833 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3834 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3835 fprintf(stderr, "46Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3836 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3837 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3838 ALmixer_Channel_List[i].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3839
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3840 /* Set target volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3841 ALmixer_Channel_List[i].fade_end_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3842
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3843 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3844 ALmixer_Channel_List[i].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3845 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3846 ALmixer_Channel_List[i].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3847 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3848 ALmixer_Channel_List[i].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3849
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3850 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3851 ALmixer_Channel_List[i].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3852 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3853 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3854 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3855 alSourcef(ALmixer_Channel_List[i].alsource,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3856 AL_GAIN, volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3857 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3858 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3859 fprintf(stderr, "47Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3860 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3861 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3862 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3863 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3864 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3865 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3866 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3867 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3868 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3869
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3870 static ALint Internal_FadeSource(ALuint source, ALuint ticks, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3871 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3872 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3873 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3874 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3875 return Internal_FadeChannel(-1, ticks, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3876 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3877
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3878 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3879 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3880 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3881 ALmixer_SetError("Cannot Fade source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3882 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3883 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3884 return Internal_FadeChannel(channel, ticks, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3885 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3886
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3887
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3888
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3889
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3890 /* Set a volume regardless if it's in use or not.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3891 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3892 static ALboolean Internal_SetVolumeChannel(ALint channel, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3893 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3894 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3895 ALboolean retval = AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3896
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3897 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3898 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3899 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3900 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3901 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3902
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3903 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3904 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3905 if(volume < 0.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3906 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3907 volume = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3908 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3909 else if(volume > 1.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3910 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3911 volume = 1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3912 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3913 alSourcef(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3914 AL_GAIN, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3915 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3916 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3917 ALmixer_SetError("%s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3918 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3919 retval = AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3920 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3921 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3922 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3923 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3924 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3925 for(i=0; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3926 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3927 if(volume < 0.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3928 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3929 volume = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3930 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3931 else if(volume > 1.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3932 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3933 volume = 1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3934 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3935 alSourcef(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3936 AL_GAIN, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3937 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3938 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3939 ALmixer_SetError("%s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3940 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3941 retval = AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3942 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3943 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3944 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3945 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3946 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3947
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3948 static ALboolean Internal_SetVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3949 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3950 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3951 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3952 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3953 return Internal_SetVolumeChannel(-1, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3954 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3955
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3956 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3957 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3958 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3959 ALmixer_SetError("Cannot SetMaxVolume: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3960 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3961 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3962 return Internal_SetVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3963 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3964
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3965
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3966 static ALfloat Internal_GetVolumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3967 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3968 ALfloat value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3969 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3970 ALfloat running_total = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3971 ALfloat retval = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3972
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3973 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3974 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3975 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3976 return -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3977 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3978
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3979 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3980 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3981 alGetSourcef(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3982 AL_GAIN, &value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3983 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3984 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3985 ALmixer_SetError("%s", alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3986 retval = -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3987 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3988 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3989 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3990 retval = value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3991 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3992 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3993 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3994 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3995 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3996 for(i=0; i<Number_of_Channels_global; i++)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3997 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3998 alGetSourcef(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3999 AL_GAIN, &value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4000 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4001 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4002 ALmixer_SetError("%s", alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4003 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4004 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4005 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4006 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4007 running_total += value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4008 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4009 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4010 if(0 == Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4011 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4012 ALmixer_SetError("No channels are allocated");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4013 retval = -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4014 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4015 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4016 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4017 retval = running_total / Number_of_Channels_global;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4018 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4019 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4020 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4021 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4022
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4023 static ALfloat Internal_GetVolumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4024 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4025 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4026 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4027 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4028 return Internal_GetVolumeChannel(-1);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4029 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4030
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4031 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4032 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4033 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4034 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4035 return -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4036 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4037
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4038 return Internal_GetVolumeChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4039 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4040
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4041
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4042
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4043 /* Set a volume regardless if it's in use or not.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4044 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4045 static ALboolean Internal_SetMaxVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4046 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4047 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4048 ALboolean retval = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4049
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4050 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4051 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4052 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4053 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4054 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4055
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4056 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4057 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4058 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4059 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4060 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4061 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4062 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4063 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4064 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4065 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4066 ALmixer_Channel_List[channel].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4067 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4068 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4069 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4070 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4071 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4072 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4073 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4074 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4075 if(ALmixer_Channel_List[channel].max_volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4076 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4077 ALmixer_Channel_List[channel].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4078 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4079 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4080 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4081 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4082 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4083 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4084 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4085 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4086 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4087 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4088 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4089 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4090 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4091 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4092 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4093 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4094 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4095 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4096 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4097 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4098 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4099 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4100 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4101 ALmixer_Channel_List[i].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4102 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4103 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4104 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4105 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4106 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4107 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4108 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4109 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4110 if(ALmixer_Channel_List[i].max_volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4111 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4112 ALmixer_Channel_List[i].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4113 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4114 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4115 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4116 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4117 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4118 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4119 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4120 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4121 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4122 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4123 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4124 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4125 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4126
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4127 static ALint Internal_SetMaxVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4128 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4129 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4130 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4131 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4132 return Internal_SetMaxVolumeChannel(-1, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4133 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4134
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4135 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4136 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4137 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4138 ALmixer_SetError("Cannot SetMaxVolume: %s", ALmixer_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4139 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4140 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4141 return Internal_SetMaxVolumeChannel(channel, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4142 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4143
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4144 static ALfloat Internal_GetMaxVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4145 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4146 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4147 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4148 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4149 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4150 ALfloat running_total = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4151 ALfloat retval = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4152
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4153 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4154 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4155 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4156 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4157 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4158
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4159 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4160 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4161 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4162 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4163 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4164 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4165 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4166 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4167 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4168 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4169 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4170 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4171 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4172 retval = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4173 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4174 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4175 retval = ALmixer_Channel_List[channel].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4176
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4177 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4178 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4179 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4180 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4181 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4182 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4183 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4184 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4185 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4186 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4187 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4188 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4189 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4190 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4191 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4192 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4193 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4194 running_total += value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4195 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4196 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4197 running_total += ALmixer_Channel_List[i].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4198 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4199 if(0 == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4200 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4201 ALmixer_SetError("No channels are allocated");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4202 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4203 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4204 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4205 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4206 retval = running_total / Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4207 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4208 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4209 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4210 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4211
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4212 static ALfloat Internal_GetMaxVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4213 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4214 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4215 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4216 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4217 return Internal_GetMaxVolumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4218 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4219
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4220 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4221 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4222 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4223 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4224 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4225 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4226
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4227 return Internal_GetMaxVolumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4228 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4229
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4230
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4231 /* Set a volume regardless if it's in use or not.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4232 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4233 static ALboolean Internal_SetMinVolumeChannel(ALint channel, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4234 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4235 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4236 ALboolean retval = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4237
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4238 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4239 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4240 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4241 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4242 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4243
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4244 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4245 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4246 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4247 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4248 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4249 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4250 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4251 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4252 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4253 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4254 ALmixer_Channel_List[channel].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4255 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4256 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4257 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4258 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4259 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4260 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4261 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4262 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4263 if(ALmixer_Channel_List[channel].max_volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4264 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4265 ALmixer_Channel_List[channel].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4266 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4267 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4268 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4269 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4270 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4271 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4272 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4273 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4274 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4275 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4276 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4277 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4278 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4279 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4280 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4281 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4282 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4283 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4284 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4285 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4286 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4287 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4288 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4289 ALmixer_Channel_List[i].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4290 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4291 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4292 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4293 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4294 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4295 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4296 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4297 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4298 if(ALmixer_Channel_List[i].max_volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4299 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4300 ALmixer_Channel_List[i].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4301 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4302 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4303 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4304 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4305 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4306 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4307 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4308 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4309 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4310 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4311 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4312 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4313 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4314
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4315 static ALboolean Internal_SetMinVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4316 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4317 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4318 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4319 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4320 return Internal_SetMinVolumeChannel(-1, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4321 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4322
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4323 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4324 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4325 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4326 ALmixer_SetError("Cannot SetMaxVolume: %s", ALmixer_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4327 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4328 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4329 return Internal_SetMinVolumeChannel(channel, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4330 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4331
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4332 static ALfloat Internal_GetMinVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4333 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4334 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4335 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4336 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4337 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4338 ALfloat running_total = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4339 ALfloat retval = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4340
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4341 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4342 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4343 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4344 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4345 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4346
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4347 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4348 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4349 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4350 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4351 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4352 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4353 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4354 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4355 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4356 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4357 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4358 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4359 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4360 retval = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4361 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4362 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4363 retval = ALmixer_Channel_List[channel].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4364
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4365 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4366 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4367 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4368 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4369 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4370 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4371 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4372 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4373 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4374 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4375 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4376 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4377 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4378 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4379 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4380 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4381 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4382 running_total += value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4383 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4384 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4385 running_total += ALmixer_Channel_List[i].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4386 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4387 if(0 == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4388 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4389 ALmixer_SetError("No channels are allocated");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4390 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4391 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4392 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4393 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4394 retval = running_total / Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4395 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4396 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4397 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4398 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4399
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4400 static ALfloat Internal_GetMinVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4401 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4402 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4403 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4404 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4405 return Internal_GetMinVolumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4406 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4407
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4408 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4409 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4410 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4411 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4412 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4413 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4414
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4415 return Internal_GetMinVolumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4416 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4417
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4418
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4419 /* Changes the listener volume */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4420 static ALboolean Internal_SetMasterVolume(ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4421 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4422 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4423 alListenerf(AL_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4424 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4425 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4426 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4427 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4428 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4429 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4430 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4431 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4432
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4433 static ALfloat Internal_GetMasterVolume()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4434 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4435 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4436 ALfloat volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4437 alGetListenerf(AL_GAIN, &volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4438 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4439 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4440 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4441 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4442 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4443 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4444 return volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4445 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4446
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4447
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4448
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4449
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4450 /* Will fade out currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4451 * It starts at the current volume level and goes down */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4452 static ALint Internal_ExpireChannel(ALint channel, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4453 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4454 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4455 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4456
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4457 /* We can't accept 0 as a value because of div-by-zero.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4458 * If zero, just call Halt at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4459 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4460 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4461 if(0 == ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4462 {
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
4463 return Internal_HaltChannel(channel, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4464 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4465 if(ticks < -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4466 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4467 ticks = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4468 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4469
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4470
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4471 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4472 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4473 ALmixer_SetError("Requested channel (%d) exceeds maximum channel (%d) because only %d channels are allocated", channel, Number_of_Channels_global-1, Number_of_Channels_global);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4474 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4475 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4476
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4477 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4478 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4479 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4480 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4481 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4482 ALmixer_Channel_List[channel].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4483 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4484 ALmixer_Channel_List[channel].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4485
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4486 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4487 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4488 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4489 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4490 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4491 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4492 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4493 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4494 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4495 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4496 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4497 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4498 ALmixer_Channel_List[i].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4499 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4500 ALmixer_Channel_List[i].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4501
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4502 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4503 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4504 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4505 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4506 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4507 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4508
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4509
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4510 static ALint Internal_ExpireSource(ALuint source, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4511 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4512 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4513 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4514 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4515 return Internal_ExpireChannel(-1, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4516 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4517
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4518 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4519 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4520 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4521 ALmixer_SetError("Cannot Expire source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4522 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4523 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4524 return Internal_ExpireChannel(channel, ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4525 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4526
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4527
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4528 static ALint Internal_QueryChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4529 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4530 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4531 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4532 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4533 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4534 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4535 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4536 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4537
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4538 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4539 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4540 return ALmixer_Channel_List[channel].channel_in_use;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4541 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4542
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4543 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4544 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4545 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4546 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4547 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4548 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4549 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4550 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4551 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4552 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4553
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4554
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4555 static ALint Internal_QuerySource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4556 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4557 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4558 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4559 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4560 return Internal_QueryChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4561 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4562
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4563 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4564 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4565 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4566 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4567 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4568 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4569
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4570 return Internal_QueryChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4571 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4572
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4573
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4574 static ALuint Internal_CountUnreservedUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4575 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4576 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4577 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4578
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4579
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4580 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4581 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4582 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4583 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4584 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4585 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4586 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4587 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4588 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4589 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4590
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4591 static ALuint Internal_CountUnreservedFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4592 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4593 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4594 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4595
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4596
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4597 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4598 for(i=Number_of_Reserve_Channels_global; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4599 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4600 if( ! ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4601 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4602 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4603 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4604 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4605 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4606 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4607
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4608 static ALuint Internal_CountAllUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4609 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4610 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4611 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4612
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4613
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4614 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4615 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4616 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4617 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4618 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4619 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4620 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4621 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4622 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4623 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4624
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4625 static ALuint Internal_CountAllFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4626 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4627 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4628 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4629
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4630
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4631 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4632 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4633 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4634 if( ! ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4635 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4636 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4637 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4638 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4639 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4640 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4641
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4642
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4643 static ALint Internal_PlayingChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4644 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4645 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4646 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4647 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4648
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4649 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4650 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4651 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4652 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4653 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4654
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4655 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4656 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4657 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4658 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4659 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4660 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4661 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4662 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4663 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4664 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4665 return 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4666 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4667 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4668 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4669 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4670
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4671 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4672 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4673 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4674 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4675 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4676 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4677 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4678 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4679 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4680 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4681 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4682 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4683 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4684 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4685 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4686 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4687 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4688
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4689
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4690 static ALint Internal_PlayingSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4691 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4692 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4693 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4694 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4695 return Internal_PlayingChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4696 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4697
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4698 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4699 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4700 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4701 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4702 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4703 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4704
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4705 return Internal_PlayingChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4706 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4707
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4708
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4709 static ALint Internal_PausedChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4710 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4711 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4712 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4713 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4714
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4715 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4716 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4717 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4718 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4719 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4720
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4721 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4722 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4723 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4724 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4725 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4726 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4727 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4728 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4729 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4730 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4731 return 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4732 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4733 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4734 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4735 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4736
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4737 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4738 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4739 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4740 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4741 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4742 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4743 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4744 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4745 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4746 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4747 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4748 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4749 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4750 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4751 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4752 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4753 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4754
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4755
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4756 static ALint Internal_PausedSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4757 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4758 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4759 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4760 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4761 return Internal_PausedChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4762 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4763
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4764 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4765 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4766 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4767 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4768 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4769 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4770
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4771 return Internal_PausedChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4772 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4773
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4774
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4775
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4776 static void Internal_FreeData(ALmixer_Data* data)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4777 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4778 ALenum error;
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4779 if(NULL == data)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4780 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4781 return;
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4782 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4783
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4784 if(data->decoded_all)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4785 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4786 /* If access_data was enabled, then the Sound_Sample*
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4787 * still exists. We need to free it
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4788 */
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4789 if(data->sample != NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4790 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4791 Sound_FreeSample(data->sample);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4792 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4793 alDeleteBuffers(1, data->buffer);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4794 if((error = alGetError()) != AL_NO_ERROR)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4795 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4796 fprintf(stderr, "ALmixer_FreeData: alDeleteBuffers failed. %s\n", alGetString(error));
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4797 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4798 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4799 else
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4800 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4801 ALuint i;
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4802
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4803 /* Delete buffer copies if access_data was enabled */
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4804 if(data->buffer_map_list != NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4805 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4806 for(i=0; i<data->max_queue_buffers; i++)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4807 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4808 free(data->buffer_map_list[i].data);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4809 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4810 free(data->buffer_map_list);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4811 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4812 if(data->circular_buffer_queue != NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4813 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4814 CircularQueueUnsignedInt_FreeQueue(data->circular_buffer_queue);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4815 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4816
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4817 Sound_FreeSample(data->sample);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4818 alDeleteBuffers(data->max_queue_buffers, data->buffer);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4819 if((error = alGetError()) != AL_NO_ERROR)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4820 {
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4821 fprintf(stderr, "ALmixer_FreeData: alDeleteBuffers failed. %s\n", alGetString(error));
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4822 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4823 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4824 free(data->buffer);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4825
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4826 LinkedList_Remove(s_listOfALmixerData,
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4827 LinkedList_Find(s_listOfALmixerData, data, NULL)
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4828 );
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4829
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4830 free(data);
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4831 }
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4832
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4833
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
4834
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4835
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4836
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4837
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4838 /* Private function for Updating ALmixer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4839 * This is a very big and ugly function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4840 * It should return the number of buffers that were
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4841 * queued during the call. The value might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4842 * used to guage how long you might wait to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4843 * call the next update loop in case you are worried
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4844 * about preserving CPU cycles. The idea is that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4845 * when a buffer is queued, there was probably some
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4846 * CPU intensive looping which took awhile.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4847 * It's mainly provided as a convenience.
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4848 * Timing the call with ALmixer_GetTicks() would produce
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4849 * more accurate information.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4850 * Returns a negative value if there was an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4851 * the value being the number of errors.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4852 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4853 static ALint Update_ALmixer(void* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4854 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4855 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4856 ALint error_flag = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4857 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4858 ALint state;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4859 ALint i=0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4860
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4861 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4862 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4863 #endif
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
4864 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4865 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4866 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4867 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4868 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4869 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4870 }
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4871
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4872 /* Bypass if in interruption event */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4873 if(NULL == alcGetCurrentContext())
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4874 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4875 #ifdef ENABLE_ALMIXER_THREADS
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4876 SDL_UnlockMutex(s_simpleLock);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4877 #endif
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4878 return 0;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
4879 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4880
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4881 /* Check the quick flag to see if anything needs updating */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4882 /* If anything is playing, then we have to do work */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4883 if( 0 == Is_Playing_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4884 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4885 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4886 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4887 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4888 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4889 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4890 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4891 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4892 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4893 fprintf(stderr, "08Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4894 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4895 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4896 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4897
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4898 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4899 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4900 if( ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4901 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4902
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4903 /* For simplicity, before we do anything else,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4904 * we can check the timeout and fading values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4905 * and do the appropriate things
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4906 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4907 ALuint current_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4908
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4909 /* Check to see if we need to halt due to Timed play */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4910 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4911 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4912 ALuint target_time = (ALuint)ALmixer_Channel_List[i].expire_ticks
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4913 + ALmixer_Channel_List[i].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4914 alGetSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4915 AL_SOURCE_STATE, &state);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4916 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4917 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4918 fprintf(stderr, "06Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4919 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4920 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4921
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4922 /* Check the time, and also make sure that it is not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4923 * paused (if paused, we don't want to make the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4924 * evaluation because when resumed, we will adjust
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4925 * the times to compensate for the pause).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4926 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4927 if( (current_time >= target_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4928 && (state != AL_PAUSED) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4929 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4930 /* Stop the playback */
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
4931 Internal_HaltChannel(i, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4932 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4933 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4934 fprintf(stderr, "07Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4935 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4936 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4937
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4938 /* Everything should be done so go on to the next loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4939 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4940 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4941 } /* End if time expired check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4942
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4943 /* Check to see if we need to adjust the volume for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4944 if( ALmixer_Channel_List[i].fade_enabled )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4945 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4946 ALuint target_time = ALmixer_Channel_List[i].fade_expire_ticks
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4947 + ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4948 alGetSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4949 AL_SOURCE_STATE, &state);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4950 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4951 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4952 fprintf(stderr, "05Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4953 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4954 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4955
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4956 /* Check the time, and also make sure that it is not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4957 * paused (if paused, we don't want to make the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4958 * evaluation because when resumed, we will adjust
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4959 * the times to compensate for the pause).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4960 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4961 if(state != AL_PAUSED)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4962 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4963 ALfloat t;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4964 ALuint delta_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4965 ALfloat current_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4966 if(current_time >= target_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4967 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4968 /* Need to constrain value to the end time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4969 * (can't go pass the value for calculations)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4970 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4971 current_time = target_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4972 /* We can disable the fade flag now */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4973 ALmixer_Channel_List[i].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4974 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4975 /* Use the linear interpolation formula:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4976 * X = (1-t)x0 + tx1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4977 * where x0 would be the start value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4978 * and x1 is the final value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4979 * and t is delta_time*inv_time (adjusts 0 <= time <= 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4980 * delta_time = current_time-start_time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4981 * inv_time = 1/ (end_time-start_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4982 * so t = current_time-start_time / (end_time-start_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4983 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4984 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4985 delta_time = current_time - ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4986 t = (ALfloat) delta_time * ALmixer_Channel_List[i].fade_inv_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4987 current_volume = (1.0f-t) * ALmixer_Channel_List[i].fade_start_volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4988 + t * ALmixer_Channel_List[i].fade_end_volume;
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
4989 /*
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
4990 fprintf(stderr, "start_vol=%f, end_vol:%f, current_volume: %f\n", ALmixer_Channel_List[i].fade_start_volume, ALmixer_Channel_List[i].fade_end_volume, current_volume);
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
4991 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4992 /* Set the volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4993 alSourcef(ALmixer_Channel_List[i].alsource,
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
4994 AL_GAIN, current_volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4995 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4996 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4997 fprintf(stderr, "04Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4998 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4999 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5000
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5001 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5002 fprintf(stderr, "Current time =%d\n", current_time);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5003 fprintf(stderr, "Current vol=%f on channel %d\n", current_volume, i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5004 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5005 } /* End if not PAUSED */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5006 } /* End if fade_enabled */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5007
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5008
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5009 /* Okay, now that the time expired and fading stuff
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5010 * is done, do the rest of the hard stuff
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5011 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5012
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5013
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5014 /* For predecoded, check to see if done */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5015 if( ALmixer_Channel_List[i].almixer_data->decoded_all )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5016 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5017
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5018 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5019 /********* Remove this **********/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5020 ALint buffers_processed;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5021 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5022 fprintf(stderr, "For Predecoded\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5023
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5024 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5025 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5026 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5027 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5028 switch(state) {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5029 case AL_PLAYING:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5030 fprintf(stderr, "Channel '%d' is PLAYING\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5031 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5032 case AL_PAUSED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5033 fprintf(stderr, "Channel '%d' is PAUSED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5034 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5035 case AL_STOPPED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5036 fprintf(stderr, "Channel '%d' is STOPPED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5037 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5038 case AL_INITIAL:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5039 fprintf(stderr, "Channel '%d' is INITIAL\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5040 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5041 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5042 fprintf(stderr, "Channel '%d' is UNKNOWN\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5043 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5044 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5045
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5046 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5047 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5048 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5049 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5050 fprintf(stderr, "Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5051
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5052 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5053 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5054 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5055 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5056
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5057 /******** END REMOVE *******/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5058 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5059 /* FIXME: Ugh! Somewhere an alError is being thrown ("Invalid Enum Value"), but I can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5060 * find it. It only seems to be thrown for OS X. I placed error messages after every al*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5061 * command I could find in the above loops, but the error doesn't seem to show
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5062 * up until around here. I mistook it for a get queued buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5063 * error in OS X. I don't think there's an error down there.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5064 * For now, I'm clearing the error here.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5065 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5066
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5067 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5068 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5069 fprintf(stderr, "03Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5070 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5071 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5072
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5073
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5074 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5075 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5076 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5077 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5078 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5079 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5080 fprintf(stderr, "02Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5081 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5082 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5083
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5084
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5085 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5086 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5087 /* Playback has ended.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5088 * Loop if necessary, or launch callback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5089 * and clear channel (or clear channel and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5090 * then launch callback?)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5091 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5092
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5093
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5094 /* Need to check for loops */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5095 if(ALmixer_Channel_List[i].loops != 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5096 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5097 /* Corner Case: If the buffer has
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5098 * been modified using Seek,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5099 * the loop will start at the seek
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5100 * position.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5101 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5102 if(ALmixer_Channel_List[i].loops != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5103 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5104 ALmixer_Channel_List[i].loops--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5105 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5106 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5107 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5108 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5109 fprintf(stderr, "50Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5110 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5111 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5112 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5113 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5114 /* No loops. End play. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5115 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5116 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5117 /* Problem: It seems that when mixing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5118 * streamed and predecoded sources,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5119 * the previous instance lingers,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5120 * so we need to force remove
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5121 * the data from the source.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5122 * The sharing problem
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5123 * occurs when a previous predecoded buffer is played on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5124 * a source, and then a streamed source is played later
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5125 * on that same source. OpenAL isn't consistently
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5126 * removing the previous buffer so both get played.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5127 * (Different dists seem to have different quirks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5128 * The problem might lead to crashes in the worst case.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5129 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5130 /* Additional problem: There is another
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5131 * inconsistency among OpenAL distributions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5132 * Both Loki and Creative Windows seem to keep
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5133 * the buffer queued which requires removing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5134 * But the Creative Macintosh version does
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5135 * not have any buffer queued after play
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5136 * and it returns the error: Invalid Enum Value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5137 * if I try to unqueue it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5138 * So I'm going to put in a check to see if I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5139 * can detect any buffers queued first
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5140 * and then unqueue them if I can see them.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5141 * Additional note: The new CoreAudio based
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5142 * implementation leaves it's buffer queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5143 * like Loki and Creative Windows. But
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5144 * considering all the problems I'm having
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5145 * with the different distributions, this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5146 * check seems reasonable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5147 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5148 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5149 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5150 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5151 fprintf(stderr, "01Testing errpr before unqueue because getting stuff, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5152 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5153 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5154
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5155 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5156 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5157 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5158 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5159 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5160 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5161 fprintf(stderr, "Error with unqueue, for OS X this is expected: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5162 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5163 ALmixer_SetError("Failed detecting unqueued predecoded buffer (expected with OS X): %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5164 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5165 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5166 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5167 if(buffers_still_queued > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5168 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5169
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5170 #if 0 /* This triggers an error in OS X Core Audio. */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5171 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5172 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5173 1,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5174 ALmixer_Channel_List[i].almixer_data->buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5175 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5176 #else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5177 /* fprintf(stderr, "In the Bob Aron section...about to clear source\n");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5178 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5179 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5180 /* Rather than force unqueuing the buffer, let's see if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5181 * setting the buffer to none works (the OpenAL 1.0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5182 * Reference Annotation suggests this should work).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5183 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5184 alSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5185 AL_BUFFER, AL_NONE);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5186 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5187 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5188 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5189 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5190 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5191 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5192 fprintf(stderr, "Error with unqueue, after alSourceUnqueueBuffers, buffers_still_queued=%d, error is: %s", buffers_still_queued,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5193 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5194 ALmixer_SetError("Predecoded Unqueue buffer failed: %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5195 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5196 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5197 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5198
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5199 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5200
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
5201 /* Launch callback */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
5202 Invoke_Channel_Done_Callback(i, AL_TRUE);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
5203
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5204 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5205 /* Subtract counter */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5206 Is_Playing_global--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5207
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5208
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5209 /* We're done for this loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5210 * Go to next channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5211 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5212 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5213 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5214 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5215 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5216 } /* End if decoded_all */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5217 /* For streamed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5218 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5219 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5220 ALint buffers_processed;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5221 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5222 ALint current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5223
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5224 ALuint unqueued_buffer_id;
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5225 ALuint number_of_buffers_to_queue_this_pass = ALmixer_Channel_List[i].almixer_data->num_target_buffers_per_pass;
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5226 ALuint current_count_of_buffer_queue_passes = 0;
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5227
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5228 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5229 /********* Remove this **********/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5230 fprintf(stderr, "For Streamed\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5231
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5232 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5233 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5234 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5235 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5236 switch(state) {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5237 case AL_PLAYING:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5238 fprintf(stderr, "Channel '%d' is PLAYING\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5239 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5240 case AL_PAUSED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5241 fprintf(stderr, "Channel '%d' is PAUSED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5242 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5243 case AL_STOPPED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5244 fprintf(stderr, "Channel '%d' is STOPPED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5245 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5246 case AL_INITIAL:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5247 fprintf(stderr, "Channel '%d' is INITIAL\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5248 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5249 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5250 fprintf(stderr, "Channel '%d' is UNKNOWN\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5251 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5252 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5253 /******** END REMOVE *******/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5254 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5255 /* Get the number of buffers still queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5256 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5257 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5258 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5259 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5260 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5261 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5262 fprintf(stderr, "51Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5263 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5264 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5265 /* Get the number of buffers processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5266 * so we know if we need to refill
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5267 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5268 /* WARNING: It looks like Snow Leopard some times crashes on this call under x86_64
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5269 * typically when I suffer a lot of buffer underruns.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5270 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5271 // fprintf(stderr, "calling AL_BUFFERS_PROCESSED on source:%d", ALmixer_Channel_List[i].alsource);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5272 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5273 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5274 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5275 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5276 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5277 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5278 fprintf(stderr, "52Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5279 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5280 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5281 // fprintf(stderr, "finished AL_BUFFERS_PROCESSED, buffers_processed=%d", buffers_processed);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5282
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5283 /* WTF!!! The Nvidia distribution is failing on the alGetSourcei(source, AL_BUFFER, buf_id) call.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5284 * I need this call to figure out which buffer OpenAL is currently playing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5285 * It keeps returning an "Invalid Enum" error.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5286 * This is totally inane! It's a basic query.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5287 * By the spec, this functionality is not explicitly defined so Nvidia refuses to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5288 * fix this behavior, even though all other distributions work fine with this.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5289 * The only workaround for this is for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5290 * a significant rewrite of my code which requires me to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5291 * duplicate the OpenAL queued buffers state with my own
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5292 * code and try to derive what the current playing buffer is by indirect observation of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5293 * looking at buffers_processed. But of course this has a ton of downsides since my
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5294 * queries do not give me perfect timing of what OpenAL is actually doing and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5295 * the fact that some of the distributions seem to have buffer queuing problems
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5296 * with their query results (CoreAudio). This also means a ton of extra code
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5297 * on my side. The lack of support of a 1 line call has required me to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5298 * implement yet another entire state machine. <sigh>
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5299 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5300 #if 0 /* This code will not work until possibly OpenAL 1.1 because of Nvidia */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5301 /* Get the id to the current buffer playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5302 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5303 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5304 AL_BUFFER, &current_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5305 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5306 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5307 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5308 fprintf(stderr, "53Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5309 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5310 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5311
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5312 /* Before the hard stuff, check to see if the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5313 * current queued AL buffer has changed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5314 * If it has, we should launch a data callback if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5315 * necessary
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5316 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5317 if( ((ALuint)current_buffer_id) !=
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5318 ALmixer_Channel_List[i].almixer_data->current_buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5319 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5320 ALmixer_Channel_List[i].almixer_data->current_buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5321 = (ALuint)current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5322
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5323 Invoke_Streamed_Channel_Data_Callback(i, ALmixer_Channel_List[i].almixer_data, current_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5324 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5325 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5326 /* Only do this if "access_data" was requested (i.e. the circular_buffer!=NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5327 * And if one of the two are true:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5328 * Either buffers_processed > 0 (because the current_buffer might have changed)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5329 * or if the current_buffer==0 (because we are in an initial state or recovering from
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5330 * a buffer underrun)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5331 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5332 if((ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5333 && (
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5334 (buffers_processed > 0) || (0 == ALmixer_Channel_List[i].almixer_data->current_buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5335 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5336 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5337 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5338 ALint k;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5339 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5340 ALubyte is_out_of_sync = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5341 ALuint my_queue_size = CircularQueueUnsignedInt_Size(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5342 /* Ugh, I have to deal with signed/unsigned mismatch here. */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5343 ALint buffers_unplayed_int = buffers_still_queued - buffers_processed;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5344 ALuint unplayed_buffers;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5345 if(buffers_unplayed_int < 0)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5346 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5347 unplayed_buffers = 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5348 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5349 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5350 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5351 unplayed_buffers = (ALuint)buffers_unplayed_int;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5352 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5353 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5354 fprintf(stderr, "Queue in processed check, before pop, buffers_processed=%d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5355 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5356 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5357 /* We can't make any determinations solely based on the number of buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5358 * because currently, we only unqueue 1 buffer per loop. That means if 2 or more
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5359 * buffers became processed in one loop, the following loop, we would have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5360 * at least that_many-1 buffers_processed (plus possible new processed).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5361 * If we tried to just remove 1 buffer from our queue, we would be incorrect
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5362 * because we would not actually reflect the current playing buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5363 * So the solution seems to be to make sure our queue is the same size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5364 * as the number of buffers_queued-buffers_processed, and return the head of our queue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5365 * as the current playing buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5366 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5367 /* Also, we have a corner case. When we first start playing or if we have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5368 * a buffer underrun, we have not done a data callback.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5369 * In this case, we need to see if there is any new data in our queue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5370 * and if so, launch that data callback.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5371 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5372 /* Warning, this code risks the possibility of no data callback being fired if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5373 * the system is really late (or skipped buffers).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5374 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5375
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5376 /* First, let's syncronize our queue with the OpenAL queue */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5377 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5378 fprintf(stderr, "inside, Buffers processed=%d, Buffers queued=%d, my queue=%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5379 buffers_processed, buffers_still_queued, my_queue_size);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5380 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5381 is_out_of_sync = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5382 for(k=0; k<buffers_processed; k++)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5383 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5384 queue_ret_flag = CircularQueueUnsignedInt_PopFront(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5385 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5386 if(0 == queue_ret_flag)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5387 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5388 fprintf(stderr, "53 Error popping queue\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5389 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5390 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5391 my_queue_size = CircularQueueUnsignedInt_Size(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5392 /* We have several possibilities we need to handle:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5393 * 1) We are in an initial state or underrun and need to do a data callback on the head.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5394 * 2) We were out of sync and need to do a new data callback on the new head.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5395 * 3) We were not out of sync but just had left over processed buffers which caused us to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5396 * fall in this block of code. (Don't do anything.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5397 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5398 if( (0 == ALmixer_Channel_List[i].almixer_data->current_buffer) || (1 == is_out_of_sync) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5399 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5400 if(my_queue_size > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5401 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5402 current_buffer_id = CircularQueueUnsignedInt_Front(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5403 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5404 if(0 == current_buffer_id)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5405 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5406 fprintf(stderr, "53a Internal Error, current_buffer_id=0 when it shouldn't be 0\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5407 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5408 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5409 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5410 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5411 fprintf(stderr, "Queue in processed check, after pop\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5412 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5413 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5414 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5415 ALmixer_Channel_List[i].almixer_data->current_buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5416 = (ALuint)current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5417
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5418 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5419 /* Remove me...only for checking...doesn't work on Nvidia */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5420 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5421 ALuint real_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5422 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5423 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5424 AL_BUFFER, &real_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5425 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5426 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5427 fprintf(stderr, "Callback fired on data buffer=%d, real_id shoud be=%d\n", current_buffer_id, real_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5428 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5429 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5430 Invoke_Streamed_Channel_Data_Callback(i, ALmixer_Channel_List[i].almixer_data, current_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5431 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5432 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5433 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5434 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5435 fprintf(stderr, "53b, Notice/Warning:, OpenAL queue has been depleted.\n");
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5436 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5437 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5438 /* In this case, we might either be in an underrun or finished with playback */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5439 ALmixer_Channel_List[i].almixer_data->current_buffer = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5440 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5441 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5442 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5443 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5444
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5445
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5446
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5447 /* Just a test - remove
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5448 if( ALmixer_Channel_List[i].loops > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5449 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5450 fprintf(stderr, ">>>>>>>>>>>>>>>Loops = %d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5451 ALmixer_Channel_List[i].loops);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5452 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5453 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5454 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5455 fprintf(stderr, "Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5456 fprintf(stderr, "Buffers queued= %d\n", buffers_still_queued);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5457 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5458 /* We've used up a buffer so we need to unqueue and replace */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5459 /* Okay, it gets more complicated here:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5460 * We need to Queue more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5461 * if buffers_processed > 0 or
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5462 * if num_of_buffers_in_use < NUMBER_OF_QUEUE_BUFFERS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5463 * but we don't do this if at EOF,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5464 * except when there is looping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5465 */
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5466
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5467 /* NEW FEATURE: Try to queue up more buffers per pass, allowing the size of the buffer to be decoupled. */
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5468 /* TODO: Optimization: If number of available buffers (max_buffers-buffers_in_use), adjust the number of buffers to queue for this pass. */
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5469 for(current_count_of_buffer_queue_passes=0; current_count_of_buffer_queue_passes<number_of_buffers_to_queue_this_pass; current_count_of_buffer_queue_passes++)
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5470 {
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
5471
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5472 /* For this to work, we must rely on EVERYTHING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5473 * else to unset the EOF if there is looping.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5474 * Remember, even Play() must do this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5475 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5476
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5477 /* If not EOF, then we are still playing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5478 * Inside, we might find num_of_buffers < NUM...QUEUE_BUF..
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5479 * or buffers_process > 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5480 * in which case we queue up.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5481 * We also might find no buffers we need to fill,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5482 * in which case we just keep going
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5483 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5484 if( ! ALmixer_Channel_List[i].almixer_data->eof)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5485 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5486 ALuint bytes_returned;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5487 /* We have a priority. We first must assign
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5488 * unused buffers in reserve. If there is nothing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5489 * left, then we may unqueue buffers. We can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5490 * do it the other way around because we will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5491 * lose the pointer to the unqueued buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5492 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5493 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5494 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5495 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5496 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5497 fprintf(stderr, "Getting more data in NOT_EOF and num_buffers_in_use (%d) < max_queue (%d)\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5498 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5499 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5500 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5501 /* Going to add an unused packet.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5502 * Grab next packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5503 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5504 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5505 ALmixer_Channel_List[i].almixer_data->buffer[
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5506 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5507 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5508 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5509 /* For processed > 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5510 else if(buffers_processed > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5511 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5512 /* Unqueue only 1 buffer for now.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5513 * If there are more than one,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5514 * let the next Update pass deal with it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5515 * so we don't stall the program for too long.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5516 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5517 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5518 fprintf(stderr, "About to Unqueue, Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5519 fprintf(stderr, "Buffers queued= %d\n", buffers_still_queued);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5520 fprintf(stderr, "Unqueuing a buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5521 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5522 alSourceUnqueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5523 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5524 1, &unqueued_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5525 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5526 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5527 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5528 fprintf(stderr, "Error with unqueue: %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5529 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5530 ALmixer_SetError("Unqueue buffer failed: %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5531 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5532 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5533 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5534 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5535 fprintf(stderr, "Right after unqueue...");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5536 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5537 fprintf(stderr, "Getting more data for NOT_EOF, max_buffers filled\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5538 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5539 /* Grab unqueued packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5540 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5541 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5542 unqueued_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5543 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5544 /* We are still streaming, but currently
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5545 * don't need to fill any buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5546 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5547 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5548 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5549 /* In case the playback stopped,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5550 * we need to resume
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5551 * a.k.a. buffer underrun
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5552 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5553 #if 1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5554 /* Try not refetching the state here because I'm getting a duplicate
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5555 buffer playback (hiccup) */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5556 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5557 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5558 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5559 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5560 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5561 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5562 fprintf(stderr, "54bTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5563 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5564 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5565 /* Get the number of buffers processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5566 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5567 alGetSourcei(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5568 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5569 AL_BUFFERS_PROCESSED,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5570 &buffers_processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5571 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5572 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5573 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5574 fprintf(stderr, "54cError, Can't get buffers_processed: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5575 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5576 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5577 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5578 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5579 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5580 /* Resuming in not eof, but nothing to buffer */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5581
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5582 /* Okay, here's another lately discovered problem:
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5583 * I can't find it in the spec, but for at least some of the
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5584 * implementations, if I call play on a stopped source that
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5585 * has processed buffers, all those buffers get marked as unprocessed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5586 * on alSourcePlay. So if I had a queue of 25 with 24 of the buffers
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5587 * processed, on resume, the earlier 24 buffers will get replayed,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5588 * causing a "hiccup" like sound in the playback.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5589 * To avoid this, I must unqueue all processed buffers before
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5590 * calling play. But to complicate things, I need to worry about resyncing
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5591 * the circular queue with this since I designed this thing
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5592 * with some correlation between the two. However, I might
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5593 * have already handled this, so I will try writing this code without
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5594 * syncing for now.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5595 * There is currently an assumption that a buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5596 * was queued above so I actually have something
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5597 * to play.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5598 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5599 ALint temp_count;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5600 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5601 fprintf(stderr, "STOPPED1, need to clear processed=%d, status is:\n", buffers_processed);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5602 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5603 #endif
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5604 for(temp_count=0; temp_count<buffers_processed; temp_count++)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5605 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5606 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5607 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5608 1, &unqueued_buffer_id
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5609 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5610 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5611 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5612 fprintf(stderr, "55aTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5613 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5614 error_flag--;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5615 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5616 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5617 #if 0
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5618 fprintf(stderr, "After unqueue clear...:\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5619 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5620 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5621 /* My assertion: We are STOPPED but not EOF.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5622 * This means we have a buffer underrun.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5623 * We just cleared out the unqueued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5624 * So we need to reset the mixer_data to reflect we have
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5625 * no buffers in queue.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5626 * We need to GetMoreData and then queue up the data.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5627 * Then we need to resume playing.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5628 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5629 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5630 int buffers_queued;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5631 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5632 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5633 AL_BUFFERS_QUEUED,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5634 &buffers_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5635 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5636
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5637 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5638 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5639 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_queued: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5640 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5641 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5642 assert(buffers_queued == 0);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5643 fprintf(stderr, "buffer underrun: buffers_queued:%d\n", buffers_queued);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5644 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5645
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5646 /* Reset the number of buffers in use to 0 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5647 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5648
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5649 /* Get more data and put it in the first buffer */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5650 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5651 ALmixer_Channel_List[i].almixer_data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5652 ALmixer_Channel_List[i].almixer_data->buffer[0]
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5653 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5654 /* NOTE: We might want to look for EOF and handle it here.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5655 * Currently, I just let the next loop handle it which seems to be working.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5656 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5657 if(bytes_returned > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5658 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5659 /* Queue up the new data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5660 alSourceQueueBuffers(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5661 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5662 1,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5663 &ALmixer_Channel_List[i].almixer_data->buffer[0]
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5664 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5665 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5666 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5667 fprintf(stderr, "56e alSourceQueueBuffers error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5668 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5669 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5670 /* Increment the number of buffers in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5671 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5672
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5673
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5674 /* We need to empty and update the circular buffer queue if it is in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5675 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5676 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5677 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5678 CircularQueueUnsignedInt_Clear(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5679 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5680 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5681 ALmixer_Channel_List[i].almixer_data->buffer[0]
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5682 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5683 if(0 == queue_ret_flag)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5684 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5685 fprintf(stderr, "56fSerious internal error: CircularQueue could not push into queue.\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5686 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5687 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5688 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5689
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5690
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5691
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5692
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5693 /* Resume playback from underrun */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5694 alSourcePlay(ALmixer_Channel_List[i].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5695 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5696 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5697 fprintf(stderr, "55Tbesting error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5698 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5699 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5700 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5701
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5702 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5703 /* Let's escape to the next loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5704 * All code below this point is for queuing up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5705 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5706 /*
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5707 fprintf(stderr, "Entry: Nothing to do...continue\n\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5708 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5709 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5710 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5711 /* We now know we have to fill an available
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5712 * buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5713 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5714
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5715 /* In the previous branch, we just grabbed more data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5716 * Let's check it to make sure it's okay,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5717 * and then queue it up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5718 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5719 /* This check doesn't work anymore because it is now ALuint */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5720 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5721 if(-1 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5722 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5723 /* Problem occurred...not sure what to do */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5724 /* Go to next loop? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5725 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5726 /* Set the eof flag to force a quit so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5727 * we don't get stuck in an infinite loop
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5728 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5729 ALmixer_Channel_List[i].almixer_data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5730 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5731 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5732 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5733 /* This is a special case where we've run
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5734 * out of data. We should check for loops
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5735 * and get more data. If there is no loop,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5736 * then do nothing and wait for future
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5737 * update passes to handle the EOF.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5738 * The advantage of handling the loop here
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5739 * instead of waiting for play to stop is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5740 * that we should be able to keep the buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5741 * filled.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5742 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5743 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5744 else if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5745 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5746 if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5747 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5748 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5749 fprintf(stderr, "We got 0 bytes from reading. Checking for loops\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5750 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5751 /* Check for loops */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5752 if( ALmixer_Channel_List[i].loops != 0 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5753 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5754 /* We have to loop, so rewind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5755 * and fetch more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5756 */
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5757 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5758 fprintf(stderr, "Rewinding data\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5759 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5760 if(0 == Sound_Rewind(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5761 ALmixer_Channel_List[i].almixer_data->sample))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5762 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5763 fprintf(stderr, "Rewinding failed\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5764 ALmixer_SetError( Sound_GetError() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5765 ALmixer_Channel_List[i].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5766 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5767 /* We'll continue on because we do have some valid data */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5768 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5769 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5770 /* Remember to reset the data->eof flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5771 ALmixer_Channel_List[i].almixer_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5772 if(ALmixer_Channel_List[i].loops > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5773 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5774 ALmixer_Channel_List[i].loops--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5775 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5776 /* Try grabbing another packet now.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5777 * Since we may have already unqueued a
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5778 * buffer, we don't want to lose it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5779 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5780 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5781 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5782 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5783 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5784 fprintf(stderr, "We got %d bytes from reading loop. Filling unused packet\n", bytes_returned);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5785 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5786 /* Grab next packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5787 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5788 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5789 ALmixer_Channel_List[i].almixer_data->buffer[
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5790 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5791 );
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5792 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5793 fprintf(stderr, "We reread %d bytes into unused packet\n", bytes_returned);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5794 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5795 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5796 /* Refilling unqueued packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5797 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5798 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5799 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5800 fprintf(stderr, "We got %d bytes from reading loop. Filling unqueued packet\n", bytes_returned);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5801 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5802 /* Grab next packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5803 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5804 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5805 unqueued_buffer_id);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5806 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5807 fprintf(stderr, "We reread %d bytes into unqueued packet\n", bytes_returned);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
5808 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5809 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5810 /* Another error check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5811 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5812 if(bytes_returned <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5813 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5814 if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5815 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5816 fprintf(stderr, "??????????ERROR\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5817 ALmixer_SetError("Could not loop because after rewind, no data could be retrieved");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5818 /* Problem occurred...not sure what to do */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5819 /* Go to next loop? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5820 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5821 /* Set the eof flag to force a quit so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5822 * we don't get stuck in an infinite loop
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5823 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5824 ALmixer_Channel_List[i].almixer_data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5825 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5826 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5827 /* We made it to the end. We still need
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5828 * to BufferData, so let this branch
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5829 * fall into the next piece of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5830 * code below which will handle that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5831 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5832
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5833
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5834 } /* END loop check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5835 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5836 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5837 /* No more loops to do.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5838 * EOF flag should be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5839 * Just go to next loop and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5840 * let things be handled correctly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5841 * in future update calls
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5842 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5843 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5844 fprintf(stderr, "SHOULD BE EOF\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5845
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5846 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5847 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5848 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5849 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5850 } /* END if bytes_returned == 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5851 /********* Possible trouble point. I might be queueing empty buffers on the mac.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5852 * This check doesn't say if the buffer is valid. Only the EOF assumption is a clue at this point
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5853 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5854 /* Fall here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5855 /* Everything is normal. We aren't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5856 * at an EOF, but need to simply
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5857 * queue more data. The data is already checked for good,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5858 * so queue it up */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5859 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5860 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5861 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5862 /* Keep count of how many buffers we have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5863 * to queue so we can return the value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5864 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5865 retval++;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5866 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5867 fprintf(stderr, "NOT_EOF???, about to Queue more data for num_buffers (%d) < max_queue (%d)\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5868 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5869 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5870 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5871 alSourceQueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5872 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5873 1,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5874 &ALmixer_Channel_List[i].almixer_data->buffer[
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5875 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5876 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5877 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5878 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5879 fprintf(stderr, "56Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5880 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5881 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5882 /* This is part of the hideous Nvidia workaround. In order to figure out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5883 * which buffer to show during callbacks (for things like
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5884 * o-scopes), I must keep a copy of the buffers that are queued in my own
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5885 * data structure. This code will be called only if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5886 * "access_data" was set, indicated by whether the queue is NULL.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5887 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5888 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5889 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5890 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5891 // fprintf(stderr, "56d: CircularQueue_PushBack.\n");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5892 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5893 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5894 ALmixer_Channel_List[i].almixer_data->buffer[ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5895 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5896 if(0 == queue_ret_flag)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5897 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5898 fprintf(stderr, "56aSerious internal error: CircularQueue could not push into queue.\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5899 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5900 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5901 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5902 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5903 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5904 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5905 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5906 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5907 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5908 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5909 /* for processed > 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5910 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5911 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5912 /* Keep count of how many buffers we have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5913 * to queue so we can return the value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5914 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5915 retval++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5916 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5917 fprintf(stderr, "NOT_EOF, about to Queue more data for filled max_queue (%d)\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5918 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5919 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5920 alSourceQueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5921 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5922 1, &unqueued_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5923 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5924 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5925 ALmixer_SetError("Could not QueueBuffer: %s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5926 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5927 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5928 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5929 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5930 /* This is part of the hideous Nvidia workaround. In order to figure out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5931 * which buffer to show during callbacks (for things like
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5932 * o-scopes), I must keep a copy of the buffers that are queued in my own
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5933 * data structure. This code will be called only if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5934 * "access_data" was set, indicated by whether the queue is NULL.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5935 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5936 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5937 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5938 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5939 // fprintf(stderr, "56e: CircularQueue_PushBack.\n");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5940 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5941 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5942 unqueued_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5943 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5944 if(0 == queue_ret_flag)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5945 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5946 fprintf(stderr, "56bSerious internal error: CircularQueue could not push into queue.\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5947 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5948 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5949 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5950 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5951 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5952 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5953 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5954 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5955 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5956 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5957 /* If we used an available buffer queue,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5958 * then we need to update the number of them in use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5959 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5960 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5961 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5962 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5963 /* Increment the number of buffers in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5964 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5965 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5966 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5967 /* In case the playback stopped,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5968 * we need to resume */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5969 #if 1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5970 /* Try not refetching the state here because I'm getting a duplicate
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5971 buffer playback (hiccup) */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5972 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5973 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5974 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5975 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5976 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5977 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5978 fprintf(stderr, "57bTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5979 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5980 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5981 /* Get the number of buffers processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5982 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5983 alGetSourcei(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5984 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5985 AL_BUFFERS_PROCESSED,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5986 &buffers_processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5987 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5988 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5989 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5990 fprintf(stderr, "57cError, Can't get buffers_processed: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5991 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5992 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5993 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5994 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5995 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5996 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5997 fprintf(stderr, "Resuming in not eof\n");
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5998 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5999 /* Okay, here's another lately discovered problem:
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6000 * I can't find it in the spec, but for at least some of the
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6001 * implementations, if I call play on a stopped source that
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6002 * has processed buffers, all those buffers get marked as unprocessed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6003 * on alSourcePlay. So if I had a queue of 25 with 24 of the buffers
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6004 * processed, on resume, the earlier 24 buffers will get replayed,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6005 * causing a "hiccup" like sound in the playback.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6006 * To avoid this, I must unqueue all processed buffers before
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6007 * calling play. But to complicate things, I need to worry about resyncing
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6008 * the circular queue with this since I designed this thing
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6009 * with some correlation between the two. However, I might
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6010 * have already handled this, so I will try writing this code without
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6011 * syncing for now.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6012 * There is currently an assumption that a buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6013 * was queued above so I actually have something
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6014 * to play.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6015 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6016 ALint temp_count;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6017 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6018 fprintf(stderr, "STOPPED2, need to clear processed, status is:\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6019 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6020 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6021
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6022 for(temp_count=0; temp_count<buffers_processed; temp_count++)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6023 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6024 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6025 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6026 1, &unqueued_buffer_id
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6027 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6028 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6029 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6030 fprintf(stderr, "58aTesting error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6031 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6032 error_flag--;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6033 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6034 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6035 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6036 fprintf(stderr, "After unqueue clear...:\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6037 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6038 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6039
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6040 alSourcePlay(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6041 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6042 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6043 fprintf(stderr, "55Tbesting 8rror: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6044 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6045 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6046 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6047 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6048 } /* END if( ! eof) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6049 /* We have hit EOF in the SDL_Sound sample and there
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6050 * are no more loops. However, there may still be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6051 * buffers in the OpenAL queue which still need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6052 * be played out. The following body of code will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6053 * determine if play is still happening or
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6054 * initiate the stop/cleanup sequenece.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6055 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6056 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6057 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6058 /* Let's continue to remove the used up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6059 * buffers as they come in. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6060 if(buffers_processed > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6061 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6062 ALint temp_count;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6063 /* Do as a for-loop because I don't want
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6064 * to have to create an array for the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6065 * unqueued_buffer_id's
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6066 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6067 for(temp_count=0; temp_count<buffers_processed; temp_count++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6068 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6069 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6070 fprintf(stderr, "unqueuing remainder, %d\n", temp_count);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6071 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6072 alSourceUnqueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6073 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6074 1, &unqueued_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6075 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6076 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6077 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6078 fprintf(stderr, "59Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6079 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6080 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6081 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6082 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6083 fprintf(stderr, "done unqueuing remainder for this loop, %d\n", temp_count);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6084 */
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6085
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6086 /* Need to update counts since we removed everything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6087 * If we don't update the counts here, we end up in the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6088 * "Shouldn't be here section, but maybe it's okay due to race conditions"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6089 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6090 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6091 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6092 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6093 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6094 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6095 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6096 fprintf(stderr, "5100Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6097 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6098 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6099 /* Get the number of buffers processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6100 * so we know if we need to refill
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6101 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6102 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6103 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6104 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6105 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6106 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6107 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6108 fprintf(stderr, "5200Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6109 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6110 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6111 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6112
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6113
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6114 /* Else if buffers_processed == 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6115 * and buffers_still_queued == 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6116 * then we check to see if the source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6117 * is still playing. Quit if stopped
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6118 * We shouldn't need to worry about
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6119 * looping because that should have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6120 * been handled above.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6121 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6122 if(0 == buffers_still_queued)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6123 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6124 /* Make sure playback has stopped before
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6125 * we shutdown.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6126 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6127 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6128 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6129 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6130 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6131 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6132 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6133 fprintf(stderr, "60Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6134 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6135 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6136 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6137 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6138 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6139 /* Playback has ended.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6140 * Loop if necessary, or launch callback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6141 * and clear channel (or clear channel and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6142 * then launch callback?)
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
6143 * Update: Need to do callback first because I reference the mixer_data and source
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6144 */
10
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
6145
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
6146 /* Launch callback */
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
6147 Invoke_Channel_Done_Callback(i, AL_TRUE);
c808684660a7 Bug fix: Moved Invoke_Callback before CleanChannel because I was trying to get the ALmixer_Data pointer, but it was cleared:
Eric Wing <ewing . public |-at-| gmail . com>
parents: 6
diff changeset
6148
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6149 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6150 /* Subtract counter */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6151 Is_Playing_global--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6152
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6153
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6154 /* We're done for this loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6155 * Go to next channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6156 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6157 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6158 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6159 } /* End end-playback */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6160 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6161 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6162 /* Need to run out buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6163 #if 1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6164 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6165 /* In case the playback stopped,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6166 * we need to resume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6167 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6168 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6169 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6170 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6171 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6172 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6173 fprintf(stderr, "61Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6174 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6175 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6176 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6177 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6178 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6179 fprintf(stderr, "Shouldn't be here. %d Buffers still in queue, but play stopped. This might be correct though because race conditions could have caused the STOP to happen right after our other tests...Checking queue status...\n", buffers_still_queued);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6180 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6181 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6182 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6183 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6184 /* Rather than force unqueuing the buffer, let's see if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6185 * setting the buffer to none works (the OpenAL 1.0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6186 * Reference Annotation suggests this should work).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6187 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6188 alSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6189 AL_BUFFER, AL_NONE);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6190 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6191 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6192 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6193 /* This doesn't work because in some cases, I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6194 * it causes the sound to be replayed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6195 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6196 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6197 fprintf(stderr, "Resuming in eof (trying to run out buffers\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6198 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6199 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6200 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6201 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6202 } /* End trap section */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6203 } /* End POST-EOF use-up buffer section */
28
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
6204
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
6205 } /* END NEW number of queue buffers per pass */
60500a33735a Initial backend changes to decouple assumption of 1 buffer queued per channel / per pass. API will eventually be changed/broken to support this.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 27
diff changeset
6206
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6207 } /* END Streamed section */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6208 } /* END channel in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6209 } /* END for-loop for each channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6210
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6211 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6212 alcProcessContext(alcGetCurrentContext());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6213 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6214 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6215 fprintf(stderr, "62Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6216 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6217 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6218 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6219
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6220 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6221 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6222 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6223 /* Return the number of errors */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6224 if(error_flag < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6225 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6226 return error_flag;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6227 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6228 /* Return the number of buffers that were queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6229 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6230 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6231
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6232 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6233 /* This is only here so we can call SDL_OpenAudio() */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6234 static void my_dummy_audio_callback(void* userdata, ALbyte* stream, int len)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6235 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6236 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6237 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6238
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6239
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6240
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6241
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6242 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6243 /* We might need threads. We
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6244 * must constantly poll OpenAL to find out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6245 * if sound is being streamed, if play has
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6246 * ended, etc. Without threads, this must
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6247 * be explicitly done by the user.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6248 * We could try to do it for them if we
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6249 * finish the threads.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6250 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6251
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6252 static int Stream_Data_Thread_Callback(void* data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6253 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6254 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6255
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6256 while(AL_TRUE == g_StreamThreadEnabled)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6257 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6258 retval = Update_ALmixer(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6259 /* 0 means that nothing needed updating and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6260 * the function returned quickly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6261 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6262 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6263 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6264 /* Let's be nice and make the thread sleep since
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6265 * little work was done in update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6266 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6267 /* Make sure times are multiples of 10
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6268 * for optimal performance and accuracy in Linux
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6269 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6270 ALmixer_Delay(10);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6271 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6272 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6273 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6274 /* should I also be sleeping/yielding here? */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6275 ALmixer_Delay(0);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6276 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6277 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6278 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6279 fprintf(stderr, "Thread is closing\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6280 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6281 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6282 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6283 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6284
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6285
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6286 /* SDL/SDL_mixer returns -1 on error and 0 on success.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6287 * I actually prefer false/true conventions (SDL_Sound/OpenAL/GL)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6288 * so SDL_mixer porting people beware.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6289 * Warning: SDL_QuitSubSystem(SDL_INIT_AUDIO) is called which
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6290 * means the SDL audio system will be disabled. It will not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6291 * be restored (in case SDL is not actually being used) so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6292 * the user will need to restart it if they need it after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6293 * OpenAL shuts down.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6294 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6295 ALboolean ALmixer_Init(ALuint frequency, ALuint num_sources, ALuint refresh)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6296 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6297 ALCdevice* dev;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6298 ALCcontext* context;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6299 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6300 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6301 ALuint* source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6302
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6303 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6304 /* The Loki dist requires that I set both the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6305 * device and context frequency values separately
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6306 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6307 /* Hope this won't overflow */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6308 char device_string[256];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6309 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6310
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6311 /* (Venting frustration) Damn it! Nobody bothered
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6312 * documenting how you're supposed to use an attribute
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6313 * list. In fact, the not even the Loki test program
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6314 * writers seem to know because they use it inconsistently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6315 * For example, how do you terminate that attribute list?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6316 * The Loki test code does it 3 different ways. They
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6317 * set the last value to 0, or they set it to ALC_INVALID,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6318 * or they set two final values: ALC_INVALID, 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6319 * In Loki, 0 and ALC_INVALID happen to be the same,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6320 * but with Creative Labs ALC_INVALID is -1.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6321 * So something's going to break. Loki's source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6322 * code says to terminate with ALC_INVALID. But I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6323 * don't know if that's really true, or it happens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6324 * to be a coinicidence because it's defined to 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6325 * Creative provides no source code, so I can't look at how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6326 * they terminate it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6327 * So this is really, really ticking me off...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6328 * For now, I'm going to use ALC_INVALID.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6329 * (Update...after further review of the API spec,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6330 * it seems that a NULL terminated string is the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6331 * termination value to use, so 0 it is.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6332 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6333 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6334 ALint attrlist[] = {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6335 ALC_FREQUENCY, ALMIXER_DEFAULT_FREQUENCY,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6336 /* Don't know anything about these values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6337 * Trust defaults? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6338 /* Supposed to be the refresh rate in Hz.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6339 * I think 15-120 are supposed to be good
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6340 * values. Though I haven't gotten any effect except
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6341 * for one strange instance on a Mac. But it was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6342 * unrepeatable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6343 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6344 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6345 ALC_REFRESH, 15,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6346 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6347 /* Sync requires a alcProcessContext() call
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6348 * for every cycle. By default, this is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6349 * not used and the value is AL_FALSE
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6350 * because it will probably perform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6351 * pretty badly for me.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6352 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6353 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6354 ALC_SYNC, AL_TRUE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6355 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6356 ALC_SYNC, AL_FALSE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6357 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6358 /* Looking at the API spec, it implies
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6359 * that the list be a NULL terminated string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6360 * so it's probably not safe to use ALC_INVALID
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6361 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6362 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6363 ALC_INVALID };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6364 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6365 '\0'};
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6366 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6367 /* Redo: I'm going to allow ALC_REFRESH to be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6368 * However, if no value is specified, I don't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6369 * want it in the list so I can get the OpenAL defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6370 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6371 ALint attrlist[7];
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6372 ALsizei current_attrlist_index = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6373
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6374 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6375 /* More problems: I'm getting bit by endian/signedness issues on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6376 * different platforms. I can find the endianess easily enough,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6377 * but I don't know how to determine what the correct signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6378 * is (if such a thing exists). I do know that if I try using
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6379 * unsigned on OSX with an originally signed sample, I get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6380 * distortion. However, I don't have any native unsigned samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6381 * to test. But I'm assuming that the platform must be in the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6382 * correct signedness no matter what.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6383 * I can either assume everybody is signed, or I can try to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6384 * determine the value. If I try to determine the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6385 * I think my only ability to figure it out will be to open
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6386 * SDL_Audio, and read what the obtained settings were.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6387 * Then shutdown everything. However, I don't even know how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6388 * reliable this is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6389 * Update: I think I resolved the issues...forgot to update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6390 * these comments when it happened. I should check the revision control
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6391 * log... Anyway, I think the issue was partly related to me not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6392 * doing something correctly with the AudioInfo or some kind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6393 * of stupid endian bug in my code, and weirdness ensued. Looking at the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6394 * revision control, I think I might have assumed that SDL_Sound would
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6395 * do the right thing with a NULL AudioInfo, but I was incorrect,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6396 * and had to fill one out myself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6397 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6398 SDL_AudioSpec desired;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6399 SDL_AudioSpec obtained;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6400 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6401
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6402
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6403 /* Make sure ALmixer isn't already initialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6404 if(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6405 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6406 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6407 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6408
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6409 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6410 ALmixer_InitTime();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6411
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6412 /* Note: The pool may have been created on previous Init's */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6413 /* I leave the pool allocated allocated in case the user wants
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6414 * to read the pool in case of a failure (such as in this function).
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6415 * This is not actually a leak.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6416 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6417 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6418 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6419 s_ALmixerErrorPool = TError_CreateErrorPool();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6420 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6421 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6422 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6423 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6424 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6425 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6426 fprintf(stderr, "tError Test0\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6427 ALmixer_SetError("Initing (and testing SetError)");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6428 fprintf(stderr, "tError Test1: %s\n", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6429 fprintf(stderr, "tError Test2: %s\n", ALmixer_GetError());
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6430 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6431 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6432
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6433
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6434 /* Set the defaults */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6435 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6436 attrlist[0] = ALC_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6437 attrlist[1] = ALMIXER_DEFAULT_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6438 attrlist[2] = ALC_SYNC;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6439 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6440 attrlist[3] = ALC_TRUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6441 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6442 attrlist[3] = ALC_FALSE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6443 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6444 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6445 /* Set frequency value if it is not 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6446 if(0 != frequency)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6447 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6448 attrlist[current_attrlist_index] = ALC_FREQUENCY;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6449 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6450 attrlist[current_attrlist_index] = (ALint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6451 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6452 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6453
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6454 #ifdef ENABLE_ALMIXER_ALC_SYNC
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6455 attrlist[current_attrlist_index] = ALC_SYNC;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6456 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6457 attrlist[current_attrlist_index] = ALC_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6458 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6459 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6460
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6461 /* If the user specifies a refresh value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6462 * make room for it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6463 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6464 if(0 != refresh)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6465 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6466 attrlist[current_attrlist_index] = (ALint)ALC_REFRESH;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6467 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6468 attrlist[current_attrlist_index] = refresh;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6469 current_attrlist_index++;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6470 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6471
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6472 /* End attribute list */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6473 attrlist[current_attrlist_index] = '\0';
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6474
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6475
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6476 /* Initialize SDL_Sound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6477 if(! Sound_Init() )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6478 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6479 ALmixer_SetError(Sound_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6480 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6481 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6482 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6483 /* Here is the paranoid check that opens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6484 * SDL audio in an attempt to find the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6485 * system values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6486 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6487 /* Doesn't have to be the actual value I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6488 * (as long as it doesn't influence format, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6489 * which case I'm probably screwed anyway because OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6490 * may easily choose to do something else).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6491 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6492 desired.freq = 44100;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6493 desired.channels = 2;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6494 desired.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6495 desired.callback = my_dummy_audio_callback;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6496 if(SDL_OpenAudio(&desired, &obtained) >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6497 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6498 SIGN_TYPE_16BIT_FORMAT = obtained.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6499 /* Now to get really paranoid, we should probably
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6500 * also assume that the 8bit format is also the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6501 * same sign type and set that value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6502 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6503 if(AUDIO_S16SYS == obtained.format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6504 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6505 SIGN_TYPE_8BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6506 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6507 /* Should be AUDIO_U16SYS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6508 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6509 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6510 SIGN_TYPE_8BIT_FORMAT = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6511 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6512 SDL_CloseAudio();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6513 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6514 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6515 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6516 /* Well, I guess I'm in trouble. I guess it's my best guess
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6517 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6518 SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6519 SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6520 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6521 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6522
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6523 #ifndef ALMIXER_COMPILE_WITHOUT_SDL
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6524 /* Weirdness: It seems that SDL_Init(SDL_INIT_AUDIO)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6525 * causes OpenAL and SMPEG to conflict. For some reason
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6526 * if SDL_Init on audio is active, then all the SMPEG
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6527 * decoded sound comes out silent. Unfortunately,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6528 * Sound_Init() invokes SDL_Init on audio. I'm
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6529 * not sure why it actually needs it...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6530 * But we'll attempt to disable it here after the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6531 * SDL_Sound::Init call and hope it doesn't break SDL_Sound.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6532 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6533 SDL_QuitSubSystem(SDL_INIT_AUDIO);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6534 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6535
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6536 /* I'm told NULL will call the default string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6537 * and hopefully do the right thing for each platform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6538 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6539 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6540 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6541 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6542 /* Now I'm told I need to set both the device and context
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6543 * to have the same sampling rate, so I must pass a string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6544 * to OpenDevice(). I don't know how portable these strings are.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6545 * I don't even know if the format for strings is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6546 * compatible
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6547 * From the testattrib.c in the Loki test section
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6548 * dev = alcOpenDevice( (const ALubyte *) "'((sampling-rate 22050))" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6549 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6550
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6551 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6552 sprintf(device_string, "'((sampling-rate %d))", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6553 dev = alcOpenDevice( (const ALubyte *) device_string );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6554 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6555 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6556 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6557 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6558 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6559 ALmixer_SetError("Cannot open sound device for OpenAL");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6560 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6561 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6562
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6563 #ifdef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6564 /* The ALC_FREQUENCY attribute is ignored with Apple's implementation. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6565 /* This extension must be called before the context is created. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6566 if(0 != frequency)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6567 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6568 Internal_alcMacOSXMixerOutputRate((ALdouble)frequency);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6569 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6570 ALmixer_Frequency_global = (ALuint)Internal_alcMacOSXGetMixerOutputRate();
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6571 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6572 fprintf(stderr, "Internal_alcMacOSXMixerOutputRate is: %lf", Internal_alcMacOSXGetMixerOutputRate());
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6573 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6574 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6575
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6576 context = alcCreateContext(dev, attrlist);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6577 if(NULL == context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6578 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6579 ALmixer_SetError("Cannot create a context OpenAL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6580 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6581 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6582 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6583
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6584
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6585 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6586 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6587 * According to Garin Hiebert, this is actually an inconsistency
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6588 * in the Loki version. The function should return a boolean.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6589 * instead of ALC_NO_ERROR. Garin suggested I check via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6590 * alcGetError().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6591 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6592 /* clear the error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6593 alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6594 alcMakeContextCurrent(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6595
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6596 error = alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6597 if( (ALC_NO_ERROR != error) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6598 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6599 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6600 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6601 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6602 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6603 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6604
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6605 /* It looks like OpenAL won't let us ask it what
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6606 * the set frequency is, so we need to save our
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6607 * own copy. Yuck.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6608 * Update: J. Valenzuela just updated the Loki
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6609 * dist (2003/01/02) to handle this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6610 * The demo is in testattrib.c.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6611 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6612 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6613 ALmixer_Frequency_global = frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6614 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6615 #ifndef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6616 alcGetIntegerv(dev, ALC_FREQUENCY, 1, &ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6617 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6618 fprintf(stderr, "alcGetIntegerv ALC_FREQUENCY is: %d", ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6619 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6620 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6621
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6622
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6623 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6624 /* OSX is failing on alcMakeContextCurrent(). Try checking it first? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6625 if(alcGetCurrentContext() != context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6626 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6627 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6628 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6629 * I think this is a bug in the OpenAL implementation.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6630 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6631 fprintf(stderr,"alcMakeContextCurrent returns %d\n", alcMakeContextCurrent(context));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6632
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6633 fprintf(stderr, "Making context current\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6634 #ifndef __APPLE__
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6635 if(alcMakeContextCurrent(context) != ALC_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6636 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6637 if(!alcMakeContextCurrent(context))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6638 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6639 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6640 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6641 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6642 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6643 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6644 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6645 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6646 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6647
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6648
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6649 /* #endif */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6650 /* Saw this in the README with the OS X OpenAL distribution.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6651 * It looked interesting and simple, so I thought I might
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6652 * try it out.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6653 * ***** ALC_CONVERT_DATA_UPON_LOADING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6654 * This extension allows the caller to tell OpenAL to preconvert to the native Core
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6655 * Audio format, the audio data passed to the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6656 * library with the alBufferData() call. Preconverting the audio data, reduces CPU
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6657 * usage by removing an audio data conversion
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6658 * (per source) at render timem at the expense of a larger memory footprint.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6659 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6660 * This feature is toggled on/off by using the alDisable() & alEnable() APIs. This
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6661 * setting will be applied to all subsequent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6662 * calls to alBufferData().
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6663 *
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6664 * Update: Some people keep reporting that they see the enable fail on Mac, but I can't reproduce it myself.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6665 * Rather than deal with it right now, I think I am going to make it an opt-in thing.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6666 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6667 #if defined(__APPLE__) && defined(ALMIXER_USE_OSX_CONVERT_DATA_UPON_LOADING)
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6668 /*
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6669 iPhone is getting this enum, but is failing on the enable, so I guess I'll define it out.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6670 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6671 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6672
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6673 #else
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6674 /* iOS reports this enum exists, but loading it always fails, so make it Mac only. */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6675 ALenum convert_data_enum = alcGetEnumValue(dev, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6676 /*
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6677 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING=0x%x", convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6678 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6679 if(0 != convert_data_enum)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6680 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6681 alEnable(convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6682 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6683 if( (AL_NO_ERROR != alGetError()) )
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6684 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6685 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6686 ALmixer_SetError("ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6687 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6688 #endif
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6689
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6690 #endif /* __APPLE__ */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6691
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6692
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6693
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6694
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6695 ALmixer_Initialized = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6696
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6697 if(num_sources == 0)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6698 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6699 Number_of_Channels_global = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6700 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6701 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6702 {
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6703 /* probably should make Number_of_Channels_global an ALuint, but need to cast which_channel all the time */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
6704 Number_of_Channels_global = (ALint)num_sources;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6705 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6706 Number_of_Reserve_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6707 Is_Playing_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6708 /* Set to Null in case system quit and was reinitialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6709 Channel_Done_Callback = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6710 Channel_Done_Callback_Userdata = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6711 Channel_Data_Callback = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6712 Channel_Data_Callback_Userdata = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6713
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6714 /* Allocate memory for linked list of ALmixerData. */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6715 s_listOfALmixerData = LinkedList_Create();
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6716 if(NULL == s_listOfALmixerData)
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6717 {
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6718 ALmixer_SetError("Couldn't create linked list");
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6719 alcDestroyContext(context);
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6720 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6721 ALmixer_Initialized = AL_FALSE;
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6722 Number_of_Channels_global = 0;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6723 return AL_FALSE;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6724 }
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6725
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6726 /* Allocate memory for the list of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6727 ALmixer_Channel_List = (struct ALmixer_Channel*) malloc(Number_of_Channels_global * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6728 if(NULL == ALmixer_Channel_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6729 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6730 ALmixer_SetError("Out of Memory for Channel List");
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6731 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6732 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6733 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6734 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6735 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6736 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6737 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6738
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6739 /* Allocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6740 Source_Map_List = (Source_Map*) malloc(Number_of_Channels_global * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6741 if(NULL == Source_Map_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6742 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6743 ALmixer_SetError("Out of Memory for Source Map List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6744 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6745 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6746 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6747 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6748 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6749 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6750 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6751 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6752
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6753 /* Create array that will hold the sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6754 source = (ALuint*)malloc(Number_of_Channels_global * sizeof(ALuint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6755 if(NULL == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6756 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6757 ALmixer_SetError("Out of Memory for sources");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6758 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6759 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6760 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6761 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6762 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6763 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6764 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6765 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6766 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6767
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6768 /* Clear the error state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6769 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6770 /* Generate the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6771 alGenSources(Number_of_Channels_global, source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6772 if( (error=alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6773 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6774 ALmixer_SetError("Couldn't generate sources: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6775 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6776 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6777 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6778 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6779 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6780 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6781 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6782 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6783 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6784
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6785 /* Initialize each channel and associate one source to one channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6786 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6787 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6788 if(0 == source[i])
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6789 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6790 fprintf(stderr, "SDL_ALmixer serious problem. This OpenAL implementation allowed 0 to be a valid source id which is in conflict with assumptions made in this library.\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6791 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6792
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6793 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6794 /* Keeping the source allocation out of the Init function
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6795 * in case I want to reuse the Init
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6796 * function for resetting data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6797 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6798 ALmixer_Channel_List[i].alsource = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6799 /* Now also keep a copy of the source to channel mapping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6800 * in case we need to look up a channel from the source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6801 * instead of a source from a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6802 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6803 Source_Map_List[i].source = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6804 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6805 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6806 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6807 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6808 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6809 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6810
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6811 /* The Source_Map_List must be sorted by source for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6812 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6813 qsort(Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6814
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6815 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6816 ALmixer_OutputDecoders();
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6817 */
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6818
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6819
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6820
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6821 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6822 s_simpleLock = SDL_CreateMutex();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6823 if(NULL == s_simpleLock)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6824 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6825 /* SDL sets the error message already? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6826 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6827 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6828 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6829 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6830 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6831 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6832 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6833 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6834 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6835 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6836
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6837 g_StreamThreadEnabled = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6838 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6839 if(NULL == Stream_Thread_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6840 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6841 /* SDL sets the error message already? */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6842 SDL_DestroyMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6843 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6844 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6845 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
6846 LinkedList_Free(s_listOfALmixerData);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6847 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6848 alcCloseDevice(dev);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6849 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6850 Number_of_Channels_global = 0;
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
6851 g_StreamThreadEnabled = AL_FALSE;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6852 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6853 }
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
6854
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
6855 /* Note: Only a few platforms change the priority. See implementation for notes. */
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
6856 Internal_LowerThreadPriority(Stream_Thread_global);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6857
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6858 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6859 fprintf(stderr, "Using threads\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
6860 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6861 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6862
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6863 /* We don't need this array any more because all the sources
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6864 * are connected to channels
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6865 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6866 free(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6867 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6868 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6869
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6870
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6871 ALboolean ALmixer_InitContext(ALuint frequency, ALuint refresh)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6872 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6873 ALCdevice* dev;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6874 ALCcontext* context;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6875 ALCenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6876
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6877 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6878 /* The Loki dist requires that I set both the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6879 * device and context frequency values separately
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6880 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6881 /* Hope this won't overflow */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6882 char device_string[256];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6883 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6884
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6885 /* (Venting frustration) Damn it! Nobody bothered
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6886 * documenting how you're supposed to use an attribute
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6887 * list. In fact, the not even the Loki test program
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6888 * writers seem to know because they use it inconsistently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6889 * For example, how do you terminate that attribute list?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6890 * The Loki test code does it 3 different ways. They
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6891 * set the last value to 0, or they set it to ALC_INVALID,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6892 * or they set two final values: ALC_INVALID, 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6893 * In Loki, 0 and ALC_INVALID happen to be the same,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6894 * but with Creative Labs ALC_INVALID is -1.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6895 * So something's going to break. Loki's source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6896 * code says to terminate with ALC_INVALID. But I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6897 * don't know if that's really true, or it happens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6898 * to be a coinicidence because it's defined to 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6899 * Creative provides no source code, so I can't look at how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6900 * they terminate it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6901 * So this is really, really ticking me off...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6902 * For now, I'm going to use ALC_INVALID.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6903 * (Update...after further review of the API spec,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6904 * it seems that a NULL terminated string is the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6905 * termination value to use, so 0 it is.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6906 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6907 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6908 ALint attrlist[] = {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6909 ALC_FREQUENCY, ALMIXER_DEFAULT_FREQUENCY,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6910 /* Don't know anything about these values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6911 * Trust defaults? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6912 /* Supposed to be the refresh rate in Hz.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6913 * I think 15-120 are supposed to be good
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6914 * values. Though I haven't gotten any effect except
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6915 * for one strange instance on a Mac. But it was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6916 * unrepeatable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6917 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6918 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6919 ALC_REFRESH, 15,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6920 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6921 /* Sync requires a alcProcessContext() call
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6922 * for every cycle. By default, this is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6923 * not used and the value is AL_FALSE
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6924 * because it will probably perform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6925 * pretty badly for me.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6926 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6927 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6928 ALC_SYNC, AL_TRUE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6929 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6930 ALC_SYNC, AL_FALSE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6931 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6932 /* Looking at the API spec, it implies
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6933 * that the list be a NULL terminated string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6934 * so it's probably not safe to use ALC_INVALID
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6935 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6936 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6937 ALC_INVALID };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6938 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6939 '\0'};
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6940 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6941 /* Redo: I'm going to allow ALC_REFRESH to be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6942 * However, if no value is specified, I don't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6943 * want it in the list so I can get the OpenAL defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6944 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6945 ALint attrlist[7];
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6946 ALsizei current_attrlist_index = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6947
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6948 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6949 /* More problems: I'm getting bit by endian/signedness issues on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6950 * different platforms. I can find the endianess easily enough,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6951 * but I don't know how to determine what the correct signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6952 * is (if such a thing exists). I do know that if I try using
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6953 * unsigned on OSX with an originally signed sample, I get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6954 * distortion. However, I don't have any native unsigned samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6955 * to test. But I'm assuming that the platform must be in the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6956 * correct signedness no matter what.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6957 * I can either assume everybody is signed, or I can try to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6958 * determine the value. If I try to determine the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6959 * I think my only ability to figure it out will be to open
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6960 * SDL_Audio, and read what the obtained settings were.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6961 * Then shutdown everything. However, I don't even know how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6962 * reliable this is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6963 * Update: I think I resolved the issues...forgot to update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6964 * these comments when it happened. I should check the revision control
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6965 * log... Anyway, I think the issue was partly related to me not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6966 * doing something correctly with the AudioInfo or some kind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6967 * of stupid endian bug in my code, and weirdness ensued. Looking at the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6968 * revision control, I think I might have assumed that SDL_Sound would
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6969 * do the right thing with a NULL AudioInfo, but I was incorrect,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6970 * and had to fill one out myself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6971 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6972 SDL_AudioSpec desired;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6973 SDL_AudioSpec obtained;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6974 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6975
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6976
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6977
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6978
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6979 /* Make sure ALmixer isn't already initialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6980 if(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6981 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6982 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6983 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6984
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6985 /* Set the defaults */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6986 attrlist[0] = ALC_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6987 attrlist[1] = ALMIXER_DEFAULT_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6988 attrlist[2] = ALC_SYNC;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6989 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6990 attrlist[3] = ALC_TRUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6991 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6992 attrlist[3] = ALC_FALSE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6993 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6994 /* Set frequency value if it is not 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6995 if(0 != frequency)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6996 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6997 attrlist[current_attrlist_index] = ALC_FREQUENCY;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6998 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6999 attrlist[current_attrlist_index] = (ALint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7000 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7001 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7002
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7003 #ifdef ENABLE_ALMIXER_ALC_SYNC
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7004 attrlist[current_attrlist_index] = ALC_SYNC;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7005 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7006 attrlist[current_attrlist_index] = ALC_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7007 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7008 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7009
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7010 /* If the user specifies a refresh value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7011 * make room for it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7012 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7013 if(0 != refresh)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7014 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7015 attrlist[current_attrlist_index] = (ALint)ALC_REFRESH;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7016 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7017 attrlist[current_attrlist_index] = refresh;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7018 current_attrlist_index++;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7019 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7020
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7021 /* End attribute list */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7022 attrlist[current_attrlist_index] = '\0';
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7023
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7024
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7025
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7026 /* Initialize SDL_Sound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7027 if(! Sound_Init() )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7028 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7029 ALmixer_SetError(Sound_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7030 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7031 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7032 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7033 /* Here is the paranoid check that opens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7034 * SDL audio in an attempt to find the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7035 * system values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7036 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7037 /* Doesn't have to be the actual value I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7038 * (as long as it doesn't influence format, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7039 * which case I'm probably screwed anyway because OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7040 * may easily choose to do something else).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7041 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7042 desired.freq = 44100;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7043 desired.channels = 2;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7044 desired.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7045 desired.callback = my_dummy_audio_callback;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7046 if(SDL_OpenAudio(&desired, &obtained) >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7047 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7048 SIGN_TYPE_16BIT_FORMAT = obtained.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7049 /* Now to get really paranoid, we should probably
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7050 * also assume that the 8bit format is also the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7051 * same sign type and set that value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7052 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7053 if(AUDIO_S16SYS == obtained.format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7054 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7055 SIGN_TYPE_8BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7056 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7057 /* Should be AUDIO_U16SYS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7058 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7059 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7060 SIGN_TYPE_8BIT_FORMAT = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7061 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7062 SDL_CloseAudio();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7063 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7064 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7065 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7066 /* Well, I guess I'm in trouble. I guess it's my best guess
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7067 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7068 SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7069 SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7070 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7071 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7072
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7073 #ifndef ALMIXER_COMPILE_WITHOUT_SDL
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7074 /* Weirdness: It seems that SDL_Init(SDL_INIT_AUDIO)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7075 * causes OpenAL and SMPEG to conflict. For some reason
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7076 * if SDL_Init on audio is active, then all the SMPEG
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7077 * decoded sound comes out silent. Unfortunately,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7078 * Sound_Init() invokes SDL_Init on audio. I'm
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7079 * not sure why it actually needs it...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7080 * But we'll attempt to disable it here after the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7081 * SDL_Sound::Init call and hope it doesn't break SDL_Sound.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7082 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7083 SDL_QuitSubSystem(SDL_INIT_AUDIO);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7084 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7085
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7086 /* I'm told NULL will call the default string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7087 * and hopefully do the right thing for each platform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7088 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7089 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7090 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7091 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7092 /* Now I'm told I need to set both the device and context
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7093 * to have the same sampling rate, so I must pass a string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7094 * to OpenDevice(). I don't know how portable these strings are.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7095 * I don't even know if the format for strings is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7096 * compatible
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7097 * From the testattrib.c in the Loki test section
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7098 * dev = alcOpenDevice( (const ALubyte *) "'((sampling-rate 22050))" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7099 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7100
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7101 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7102 sprintf(device_string, "'((sampling-rate %d))", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7103 dev = alcOpenDevice( (const ALubyte *) device_string );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7104 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7105 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7106 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7107 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7108 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7109 ALmixer_SetError("Cannot open sound device for OpenAL");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7110 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7111 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7112
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7113 #ifdef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7114 /* The ALC_FREQUENCY attribute is ignored with Apple's implementation. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7115 /* This extension must be called before the context is created. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7116 if(0 != frequency)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7117 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7118 Internal_alcMacOSXMixerOutputRate((ALdouble)frequency);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7119 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7120 ALmixer_Frequency_global = (ALuint)Internal_alcMacOSXGetMixerOutputRate();
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7121 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7122 fprintf(stderr, "Internal_alcMacOSXMixerOutputRate is: %lf", Internal_alcMacOSXGetMixerOutputRate());
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7123 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7124 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7125
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7126
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7127 context = alcCreateContext(dev, attrlist);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7128 if(NULL == context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7129 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7130 ALmixer_SetError("Cannot create a context OpenAL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7131 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7132 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7133 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7134
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7135
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7136 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7137 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7138 * According to Garin Hiebert, this is actually an inconsistency
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7139 * in the Loki version. The function should return a boolean.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7140 * instead of ALC_NO_ERROR. Garin suggested I check via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7141 * alcGetError().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7142 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7143 /* clear the error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7144 alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7145 alcMakeContextCurrent(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7146
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7147 error = alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7148 if( (ALC_NO_ERROR != error) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7149 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7150 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7151 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7152 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7153 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7154 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7155
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7156
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7157 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7158 /* OSX is failing on alcMakeContextCurrent(). Try checking it first? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7159 if(alcGetCurrentContext() != context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7160 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7161 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7162 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7163 * I think this is a bug in the OpenAL implementation.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7164 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7165 fprintf(stderr,"alcMakeContextCurrent returns %d\n", alcMakeContextCurrent(context));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7166
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7167 fprintf(stderr, "Making context current\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7168 #ifndef __APPLE__
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7169 if(alcMakeContextCurrent(context) != ALC_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7170 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7171 if(!alcMakeContextCurrent(context))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7172 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7173 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7174 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7175 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7176 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7177 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7178 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7179
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7180 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7181 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7182
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7183 /* It looks like OpenAL won't let us ask it what
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7184 * the set frequency is, so we need to save our
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7185 * own copy. Yuck.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7186 * Update: J. Valenzuela just updated the Loki
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7187 * dist (2003/01/02) to handle this.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7188 * The demo is in testattrib.c.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7189 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7190 #ifndef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7191 alcGetIntegerv(dev, ALC_FREQUENCY, 1, &ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7192 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7193 fprintf(stderr, "alcGetIntegerv ALC_FREQUENCY is: %d", ALmixer_Frequency_global);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7194 */
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7195 #endif
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7196
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7197
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7198
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7199 /* Saw this in the README with the OS X OpenAL distribution.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7200 * It looked interesting and simple, so I thought I might
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7201 * try it out.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7202 * ***** ALC_CONVERT_DATA_UPON_LOADING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7203 * This extension allows the caller to tell OpenAL to preconvert to the native Core
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7204 * Audio format, the audio data passed to the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7205 * library with the alBufferData() call. Preconverting the audio data, reduces CPU
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7206 * usage by removing an audio data conversion
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7207 * (per source) at render timem at the expense of a larger memory footprint.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7208 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7209 * This feature is toggled on/off by using the alDisable() & alEnable() APIs. This
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7210 * setting will be applied to all subsequent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7211 * calls to alBufferData().
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7212 * Update: Some people keep reporting that they see the enable fail on Mac, but I can't reproduce it myself.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7213 * Rather than deal with it right now, I think I am going to make it an opt-in thing.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7214 */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7215 #if defined(__APPLE__) && defined(ALMIXER_USE_OSX_CONVERT_DATA_UPON_LOADING)
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7216 /*
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7217 iPhone is getting this enum, but is failing on the enable, so I guess I'll define it out.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7218 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7219 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7220
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7221 #else
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7222 /* iOS reports this enum exists, but loading it always fails, so make it Mac only. */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7223 ALenum convert_data_enum = alcGetEnumValue(dev, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7224 /*
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7225 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING=0x%x", convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7226 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7227 if(0 != convert_data_enum)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7228 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7229 alEnable(convert_data_enum);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7230 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7231 if( (AL_NO_ERROR != alGetError()) )
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7232 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7233 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7234 ALmixer_SetError("ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7235 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7236 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7237 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7238
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7239 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7240 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7241
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7242
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7243 ALboolean ALmixer_InitMixer(ALuint num_sources)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7244 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7245 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7246 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7247 ALuint* source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7248
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7249
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7250 ALmixer_Initialized = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7251
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7252
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7253 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7254 ALmixer_InitTime();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7255
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7256 /* Note: The pool may have been created on previous Init's */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7257 /* I leave the pool allocated allocated in case the user wants
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7258 * to read the pool in case of a failure (such as in this function).
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7259 * This is not actually a leak.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7260 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7261 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7262 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7263 s_ALmixerErrorPool = TError_CreateErrorPool();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7264 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7265 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7266 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7267 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7268 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7269 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7270 fprintf(stderr, "tError Test0\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7271 ALmixer_SetError("Initing (and testing SetError)");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7272 fprintf(stderr, "tError Test1: %s\n", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7273 fprintf(stderr, "tError Test2: %s\n", ALmixer_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7274 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7275 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7276
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7277 if(num_sources == 0)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7278 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7279 Number_of_Channels_global = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7280 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7281 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7282 {
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7283 Number_of_Channels_global = (ALint)num_sources;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7284 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7285 Number_of_Reserve_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7286 Is_Playing_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7287 /* Set to Null in case system quit and was reinitialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7288 Channel_Done_Callback = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7289 Channel_Done_Callback_Userdata = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7290 Channel_Data_Callback = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
7291 Channel_Data_Callback_Userdata = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7292
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7293 /* Allocate memory for linked list of ALmixerData. */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7294 s_listOfALmixerData = LinkedList_Create();
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7295 if(NULL == s_listOfALmixerData)
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7296 {
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7297 ALmixer_SetError("Couldn't create linked list");
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7298 ALmixer_Initialized = AL_FALSE;
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7299 Number_of_Channels_global = 0;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7300 return AL_FALSE;
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7301 }
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7302
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7303
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7304 /* Allocate memory for the list of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7305 ALmixer_Channel_List = (struct ALmixer_Channel*) malloc(Number_of_Channels_global * sizeof(struct ALmixer_Channel));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7306 if(NULL == ALmixer_Channel_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7307 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7308 ALmixer_SetError("Out of Memory for Channel List");
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7309 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7310 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7311 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7312 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7313 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7314
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7315 /* Allocate memory for the list of sources that map to the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7316 Source_Map_List = (Source_Map*) malloc(Number_of_Channels_global * sizeof(Source_Map));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7317 if(NULL == Source_Map_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7318 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7319 ALmixer_SetError("Out of Memory for Source Map List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7320 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7321 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7322 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7323 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7324 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7325 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7326
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7327 /* Create array that will hold the sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7328 source = (ALuint*)malloc(Number_of_Channels_global * sizeof(ALuint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7329 if(NULL == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7330 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7331 ALmixer_SetError("Out of Memory for sources");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7332 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7333 free(ALmixer_Channel_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7334 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7335 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7336 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7337 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7338 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7339
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7340 /* Clear the error state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7341 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7342 /* Generate the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7343 alGenSources(Number_of_Channels_global, source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7344 if( (error=alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7345 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7346 ALmixer_SetError("Couldn't generate sources: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7347 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7348 free(Source_Map_List);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7349 LinkedList_Free(s_listOfALmixerData);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7350 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7351 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7352 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7353 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7354
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7355 /* Initialize each channel and associate one source to one channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7356 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7357 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7358 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7359 /* Keeping the source allocation out of the Init function
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7360 * in case I want to reuse the Init
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7361 * function for resetting data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7362 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7363 ALmixer_Channel_List[i].alsource = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7364 /* Now also keep a copy of the source to channel mapping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7365 * in case we need to look up a channel from the source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7366 * instead of a source from a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7367 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7368 Source_Map_List[i].source = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7369 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7370 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7371 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7372 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7373 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7374 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7375
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7376 /* The Source_Map_List must be sorted by source for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7377 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7378 qsort(Source_Map_List, Number_of_Channels_global, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7379
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7380
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7381 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7382 s_simpleLock = SDL_CreateMutex();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7383 if(NULL == s_simpleLock)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7384 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7385 /* SDL sets the error message already? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7386 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7387 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7388 free(Source_Map_List);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7389 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7390 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7391 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7392 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7393
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7394
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7395 g_StreamThreadEnabled = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7396 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7397 if(NULL == Stream_Thread_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7398 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7399 /* SDL sets the error message already? */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7400 SDL_DestroyMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7401 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7402 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7403 free(Source_Map_List);
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7404 ALmixer_Initialized = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7405 Number_of_Channels_global = 0;
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7406 g_StreamThreadEnabled = AL_FALSE;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7407 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7408 }
24
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7409
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7410 /* Note: Only a few platforms change the priority. See implementation for notes. */
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7411 Internal_LowerThreadPriority(Stream_Thread_global);
e085cbc573cf iOS optimization/bug/workaround.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 22
diff changeset
7412
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7413 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7414 fprintf(stderr, "Using threads\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7415 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7416 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7417
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7418 /* We don't need this array any more because all the sources
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7419 * are connected to channels
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7420 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7421 free(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7422 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7423 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7424
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7425 void ALmixer_BeginInterruption()
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7426 {
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7427 if((AL_TRUE == g_inInterruption) || (AL_FALSE == ALmixer_Initialized))
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7428 {
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7429 return;
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7430 }
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7431 #ifdef ENABLE_ALMIXER_THREADS
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7432 /* Kill bookkeeping thread to help minimize wasted CPU resources */
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7433
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7434 /* Is locking really necessary here? */
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7435 /* SDL_LockMutex(s_simpleLock); */
32
71fce7ac6e13 Bug fix: Boolean should have been flipped...causes deadlock.
Eric Wing <ewing@anscamobile.com>
parents: 31
diff changeset
7436 g_StreamThreadEnabled = AL_FALSE;
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7437 /* SDL_UnlockMutex(s_simpleLock); */
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7438
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7439 SDL_WaitThread(Stream_Thread_global, NULL);
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7440 Stream_Thread_global = NULL;
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7441
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7442 #endif
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7443 s_interruptionContext = alcGetCurrentContext();
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7444 if(NULL != s_interruptionContext)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7445 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7446 /* iOS alcSuspendContext is a no-op */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7447 alcSuspendContext(s_interruptionContext);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7448 alcMakeContextCurrent(NULL);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7449 }
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7450
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7451 g_inInterruption = AL_TRUE;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7452 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7453
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7454 void ALmixer_EndInterruption()
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7455 {
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7456 if((AL_FALSE == g_inInterruption) || (AL_FALSE == ALmixer_Initialized))
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7457 {
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7458 return;
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7459 }
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7460
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7461 /* Note: iOS, you need to set the AudioSession active.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7462 * But if the AudioSession is not initialized, this SetActive
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7463 * call fails.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7464 * So this is probably better if calling app sets this.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7465 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7466 /*
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7467 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7468 OSStatus the_error = AudioSessionSetActive(true);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7469 if(noErr != the_error)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7470 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7471 fprintf(stderr, "Error setting audio session active! %d\n", the_error);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7472 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7473 #endif
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7474 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7475
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7476 if(NULL != s_interruptionContext)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7477 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7478 alcMakeContextCurrent(s_interruptionContext);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7479 alcProcessContext(s_interruptionContext);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7480 s_interruptionContext = NULL;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7481 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7482 #ifdef ENABLE_ALMIXER_THREADS
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7483 g_StreamThreadEnabled = AL_TRUE;
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7484
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7485 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7486 if(NULL == Stream_Thread_global)
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7487 {
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7488 fprintf(stderr, "Critical Error: Could not create bookkeeping thread in EndInterruption\n");
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7489 }
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7490 #endif
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7491 g_inInterruption = AL_FALSE;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7492 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7493
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7494
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7495 ALboolean ALmixer_IsInInterruption()
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7496 {
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7497 if(AL_FALSE == ALmixer_Initialized)
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7498 {
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7499 return AL_FALSE;
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7500 }
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7501 return g_inInterruption;
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7502 }
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7503
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7504 /* Keep the return value void to allow easy use with
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7505 * atexit()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7506 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7507 void ALmixer_Quit()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7508 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7509 ALCcontext* context;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7510 ALCdevice* dev;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7511 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7512
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7513 if( ! ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7514 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7515 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7516 }
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7517
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7518 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7519 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7520 #endif
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7521
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7522 /* Several things we need to do:
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7523 First, we need to check if we are in an interruption.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7524 If so, we need to reactivate the alcContext so we can call OpenAL functions.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7525 Next, we should delete the OpenAL sources.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7526 Next, we need to free all the sound data via ALmixer_FreeData().
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7527 Finally, we can delete the OpenAL context.
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7528 */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7529
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7530 context = alcGetCurrentContext();
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7531 if(NULL == context)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7532 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7533 /* We might have an interruption event where the current context is NULL */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7534 if(NULL == s_interruptionContext)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7535 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7536 /* Nothing left to try. I think we're done. */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7537 fprintf(stderr, "ALmixer_Quit: Assertion Error. Expecting to find an OpenAL context, but could not find one.\n");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7538 return;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7539 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7540 else
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7541 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7542 context = s_interruptionContext;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7543 /* reactivate the context so we can call OpenAL functions */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7544 alcMakeContextCurrent(context);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7545 s_interruptionContext = NULL;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7546 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7547 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7548
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7549 /* Shutdown everything before closing context */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7550 Internal_HaltChannel(-1, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7551
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7552 /* This flag will cause the thread to terminate */
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7553 ALmixer_Initialized = AL_FALSE;
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7554 #ifdef ENABLE_ALMIXER_THREADS
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7555 g_StreamThreadEnabled = AL_FALSE;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7556 SDL_UnlockMutex(s_simpleLock);
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7557 /* This is safe to call with NULL thread, so we don't need to do anything special for interruptions. */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7558 SDL_WaitThread(Stream_Thread_global, NULL);
29
1c23805d5ce9 Optimization to destroy bookkeeping thread on BeginInterruption() and recreate it on EndInterruption(). I'm concerned that Android may be running this thread and eating up unnecessary sleep cycles, particularly on certain devices that may have pathological sleep disorders. (There is a report about Samsung Galaxy Tab.)
Eric Wing <ewing . public |-at-| gmail . com>
parents: 28
diff changeset
7559 Stream_Thread_global = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7560
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7561 SDL_DestroyMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7562 #endif
31
ad4eb4330fb0 Added initialized check in Begin/End interruption.
Eric Wing <ewing@anscamobile.com>
parents: 30
diff changeset
7563 g_inInterruption = AL_FALSE;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7564
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7565 /* Delete all the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7566 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7567 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7568 alDeleteSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7569 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7570 /* Delete all the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7571 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7572 free(Source_Map_List);
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7573
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7574 /* Reset the Number_of_Channels just in case somebody
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7575 * tries using a ALmixer function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7576 * I probably should put "Initialized" checks everywhere,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7577 * but I'm too lazy at the moment.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7578 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7579 Number_of_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7580
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7581
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7582 /* Delete the list of ALmixerData's before Sound_Quit deletes
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7583 * its own underlying information and I potentially have dangling pointers.
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7584 */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7585 while(LinkedList_Size(s_listOfALmixerData) > 0)
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7586 {
16
038baa026db3 Fixed bug in LinkedList delete. Shouldn't have both popped list and then called FreeData which would check the list again for the data. Instead, I should just get the data and then call FreeData to let it manipulate the list.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 13
diff changeset
7587 /* Note that ALmixer_FreeData will remove the data from the linked list for us so don't pop the list here. */
33
28cf14726606 Fixed infinite loop bug for delete.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 32
diff changeset
7588 ALmixer_Data* almixer_data = LinkedList_PopBack(s_listOfALmixerData);
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
7589 /* Watch out: ALmixer_FreeData used to escape because ALmixer_Initialized is now false. */
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
7590 Internal_FreeData(almixer_data);
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7591 }
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7592 LinkedList_Free(s_listOfALmixerData);
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
7593 s_listOfALmixerData = NULL;
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7594
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7595
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7596 /* Need to get the device before I close the context */
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7597 dev = alcGetContextsDevice(context);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7598
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7599 alcMakeContextCurrent(NULL);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7600 alcDestroyContext(context);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7601
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7602 if(NULL == dev)
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7603 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7604 return;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7605 }
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7606 alcCloseDevice(dev);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
7607
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7608 Sound_Quit();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7609
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7610 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7611 /* Remember: ALmixer_SetError/GetError calls will not work while this is gone. */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7612 TError_FreeErrorPool(s_ALmixerErrorPool);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7613 s_ALmixerErrorPool = NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7614 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7615 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7616 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7617
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7618 ALboolean ALmixer_IsInitialized()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7619 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7620 return ALmixer_Initialized;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7621 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7622
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7623 ALuint ALmixer_GetFrequency()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7624 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7625 return ALmixer_Frequency_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7626 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7627
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7628 const ALmixer_version* ALmixer_GetLinkedVersion()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7629 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7630 static ALmixer_version linked_mixver;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7631 ALMIXER_GET_COMPILED_VERSION(&linked_mixver);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7632 return(&linked_mixver);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7633 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7634
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7635 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7636
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7637 const char* ALmixer_GetError()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7638 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7639 const char* error_string = NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7640 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7641 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7642 return "Error: You should not call ALmixer_GetError while ALmixer is not initialized";
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7643 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7644 error_string = TError_GetLastErrorStr(s_ALmixerErrorPool);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7645 /* SDL returns empty strings instead of NULL */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7646 if(NULL == error_string)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7647 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7648 return "";
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7649 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7650 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7651 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7652 return error_string;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7653 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7654 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7655
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7656 void ALmixer_SetError(const char* err_str, ...)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7657 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7658 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7659 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7660 fprintf(stderr, "Error: You should not call ALmixer_SetError while ALmixer is not initialized\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7661 return;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7662 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7663 va_list argp;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7664 va_start(argp, err_str);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7665 // SDL_SetError which I'm emulating has no number parameter.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7666 TError_SetErrorv(s_ALmixerErrorPool, 1, err_str, argp);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7667 va_end(argp);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7668 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7669
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7670 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7671
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7672
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7673
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7674
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7675 #if 0
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7676 void ALmixer_OutputAttributes()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7677 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7678 ALint num_flags = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7679 ALint* flags = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7680 int i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7681 ALCdevice* dev = alcGetContextsDevice( alcGetCurrentContext() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7682
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7683
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7684 printf("custom context\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7685
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7686 alcGetIntegerv(dev, ALC_ATTRIBUTES_SIZE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7687 sizeof num_flags, &num_flags );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7688
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7689 printf("Number of Flags: %d\n", num_flags);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7690
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7691 if(num_flags)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7692 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7693 flags = malloc(sizeof(num_flags) * sizeof(ALint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7694
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7695 alcGetIntegerv(dev, ALC_ALL_ATTRIBUTES,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7696 sizeof num_flags * sizeof(ALint),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7697 flags );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7698 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7699 for(i = 0; i < num_flags-1; i += 2)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7700 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7701 printf("key 0x%x : value %d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7702 flags[i], flags[i+1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7703 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7704 free(flags);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7705 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7706 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7707
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7708
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7709 void ALmixer_OutputDecoders()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7710 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7711 Sound_Version sound_compile_version;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7712 Sound_Version sound_link_version;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7713
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7714 const Sound_DecoderInfo **rc = Sound_AvailableDecoders();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7715 const Sound_DecoderInfo **i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7716 const char **ext;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7717 FILE* stream = stdout;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7718
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7719
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7720 fprintf(stream, "SDL_sound Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7721
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7722 SOUND_VERSION(&sound_compile_version);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7723 fprintf(stream, "\tCompiled with SDL_sound version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7724 sound_compile_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7725 sound_compile_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7726 sound_compile_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7727
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7728 Sound_GetLinkedVersion(&sound_link_version);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7729 fprintf(stream, "\tRunning (linked) with SDL_sound version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7730 sound_link_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7731 sound_link_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7732 sound_link_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7733
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7734 fprintf(stream, "Supported sound formats:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7735 if (rc == NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7736 fprintf(stream, " * Apparently, NONE!\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7737 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7738 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7739 for (i = rc; *i != NULL; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7740 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7741 fprintf(stream, " * %s\n", (*i)->description);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7742
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7743 for (ext = (*i)->extensions; *ext != NULL; ext++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7744 fprintf(stream, " File extension \"%s\"\n", *ext);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7745
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7746 fprintf(stream, " Written by %s.\n %s\n\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7747 (*i)->author, (*i)->url);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7748 } /* for */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7749 } /* else */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7750
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7751 fprintf(stream, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7752 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7753
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7754 void ALmixer_OutputOpenALInfo()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7755 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7756 ALmixer_version mixer_compile_version;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7757 const ALmixer_version * mixer_link_version=ALmixer_GetLinkedVersion();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7758 FILE* stream = stdout;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7759
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7760 fprintf(stream, "OpenAL Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7761 fprintf(stream, "\tAL_VENDOR: %s\n", alGetString( AL_VENDOR ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7762 fprintf(stream, "\tAL_VERSION: %s\n", alGetString( AL_VERSION ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7763 fprintf(stream, "\tAL_RENDERER: %s\n", alGetString( AL_RENDERER ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7764 fprintf(stream, "\tAL_EXTENSIONS: %s\n", alGetString( AL_EXTENSIONS ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7765
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7766 ALMIXER_GET_COMPILED_VERSION(&mixer_compile_version);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7767 fprintf(stream, "\nSDL_ALmixer Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7768 fprintf(stream, "\tCompiled with SDL_ALmixer version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7769 mixer_compile_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7770 mixer_compile_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7771 mixer_compile_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7772
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7773 fprintf(stream, "\tRunning (linked) with SDL_ALmixer version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7774 mixer_link_version->major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7775 mixer_link_version->minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7776 mixer_link_version->patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7777
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7778 fprintf(stream, "\tCompile flags: ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7779 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7780 fprintf(stream, "ENABLE_LOKI_QUEUE_FIX_HACK ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7781 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7782 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7783 fprintf(stream, "ENABLE_ALMIXER_THREADS ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7784 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7785 #ifdef ENABLE_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7786 fprintf(stream, "ENABLE_ALC_SYNC ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7787 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7788 fprintf(stream, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7789 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7790
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7791
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7792 ALint ALmixer_AllocateChannels(ALint numchans)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7793 {
36
b65ad8b6ccf3 Moved two variable declarations to the top to make old C89/90 compilers happy.
Eric Wing <ewing@anscamobile.com>
parents: 35
diff changeset
7794 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7795 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7796 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7797 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7798 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7799
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7800 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7801 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7802 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7803 retval = Internal_AllocateChannels(numchans);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7804 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7805 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7806 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7807 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7808 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7809
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7810
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7811 ALint ALmixer_ReserveChannels(ALint num)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7812 {
36
b65ad8b6ccf3 Moved two variable declarations to the top to make old C89/90 compilers happy.
Eric Wing <ewing@anscamobile.com>
parents: 35
diff changeset
7813 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
7814 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7815 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7816 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7817 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
7818
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7819 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7820 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7821 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7822 retval = Internal_ReserveChannels(num);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7823 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7824 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7825 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7826 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7827 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7828
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7829
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7830
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7831
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7832 static ALmixer_Data* DoLoad(Sound_Sample* sample, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALboolean access_data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7833 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7834 ALuint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7835 ALmixer_Data* ret_data;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7836 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7837
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7838 /* Allocate memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7839 ret_data = (ALmixer_Data *)malloc(sizeof(ALmixer_Data));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7840 if (NULL == ret_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7841 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7842 ALmixer_SetError("Out of memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7843 return(NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7844 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7845
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7846 /* Initialize the data fields */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7847
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7848 /* Set the Sound_Sample pointer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7849 ret_data->sample = sample;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7850
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7851 /* Flag the data to note that it is not in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7852 ret_data->in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7853
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7854 /* Initialize remaining flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7855 ret_data->total_time = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7856 ret_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7857
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7858 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7859 ret_data->num_buffers_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7860
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7861 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7862 ret_data->total_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7863
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7864 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7865 ret_data->loaded_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7866
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7867 /* Set the max queue buffers (minimum must be 2) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7868 if(max_queue_buffers < 2)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7869 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7870 max_queue_buffers = ALMIXER_DEFAULT_QUEUE_BUFFERS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7871 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7872 ret_data->max_queue_buffers = max_queue_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7873 /* Set up the start up buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7874 if(0 == num_startup_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7875 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7876 num_startup_buffers = ALMIXER_DEFAULT_STARTUP_BUFFERS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7877 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7878 /* Make sure start up buffers is less or equal to max_queue_buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7879 if(num_startup_buffers > max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7880 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7881 num_startup_buffers = max_queue_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7882 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7883 ret_data->num_startup_buffers = num_startup_buffers;
35
76a881923cfc Bug fix for starvation problem due to for-loop using uninitialized variable.
Eric Wing <ewing@anscamobile.com>
parents: 34
diff changeset
7884
76a881923cfc Bug fix for starvation problem due to for-loop using uninitialized variable.
Eric Wing <ewing@anscamobile.com>
parents: 34
diff changeset
7885 /* TODO: Expose value through public API */
76a881923cfc Bug fix for starvation problem due to for-loop using uninitialized variable.
Eric Wing <ewing@anscamobile.com>
parents: 34
diff changeset
7886 ret_data->num_target_buffers_per_pass = 1;
76a881923cfc Bug fix for starvation problem due to for-loop using uninitialized variable.
Eric Wing <ewing@anscamobile.com>
parents: 34
diff changeset
7887
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7888 ret_data->buffer_map_list = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7889 ret_data->current_buffer = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7890
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7891 ret_data->circular_buffer_queue = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7892
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7893 /* Now decode and load the data into a data chunk */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7894 /* Different cases for Streamed and Predecoded
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7895 * Streamed might turn into a predecoded if buffersize
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7896 * is large enough */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7897 if(AL_FALSE == decode_mode_is_predecoded)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7898 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7899 bytes_decoded = Sound_Decode(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7900 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7901 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7902 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7903 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7904 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7905 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7906 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7907
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7908 /* If no data, return an error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7909 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7910 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7911 ALmixer_SetError("File has no data");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7912 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7913 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7914 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7915 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7916
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7917 /* Note, currently, my Ogg conservative modifications
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7918 * prevent EOF from being detected in the first read
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7919 * because of the weird packet behavior of ov_read().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7920 * The EAGAIN will get set, but not the EOF.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7921 * I don't know the best way to handle this,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7922 * so for now, Ogg's can only be explicitly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7923 * predecoded.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7924 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7925
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7926 /* Correction: Since we no longer actually keep the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7927 * streamed data we read here (we rewind and throw
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7928 * it away, and start over on Play), it is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7929 * safe to read another chunk to see if we've hit EOF
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7930 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7931 if(sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7932 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7933 bytes_decoded = Sound_Decode(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7934 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7935 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7936 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7937 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7938 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7939 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7940 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7941 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7942
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7943
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7944 /* If we found an EOF, the entire file was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7945 * decoded, so we can treat it like one.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7946 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7947
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7948 if(sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7949 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7950 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7951 fprintf(stderr, "We got LUCKY! File is predecoded even though STREAM was requested\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
7952 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7953 ret_data->decoded_all = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7954 /* Need to keep this information around for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7955 * seek and rewind abilities.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7956 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7957 ret_data->total_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7958 /* For now, the loaded bytes is the same as total bytes, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7959 * this could change during a seek operation
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7960 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7961 ret_data->loaded_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7962
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7963 /* Let's compute the total playing time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7964 * SDL_sound does not yet provide this (we're working on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7965 * that at the moment...)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7966 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7967 ret_data->total_time = Compute_Total_Time(&sample->desired, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7968
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7969 /* Create one element in the buffer array for data for OpanAL */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7970 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7971 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7972 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7973 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7974 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7975 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7976 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7977 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7978 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7979 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7980 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7981 alGenBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7982 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7983 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7984 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7985 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7986 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7987 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7988 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7989 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7990
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7991
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7992 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7993 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7994 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7995 alBufferData(ret_data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7996 TranslateFormat(&sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7997 sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7998 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7999 sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8000 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8001 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8002 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8003 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8004 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8005 alDeleteBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8006 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8007 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8008 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8009 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8010
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8011 /* We should be done with the sample since it's all
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8012 * predecoded. So we can free the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8013
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8014 /* Additional notes:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8015 * We need to keep data around in case Seek() is needed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8016 * or other Sound_AudioInfo is needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8017 * This can either be done by not deleting the sample,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8018 * or it can be done by dynamically recreating it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8019 * when we need it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8020 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8021 /* Since OpenAL won't let us retrieve it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8022 * (aka dynamically), we have to keep the Sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8023 * around because since the user requested
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8024 * streamed and we offered predecoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8025 * we don't want to mess up the user who
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8026 * was expecting seek support
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8027 * So Don't Do anything
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8028 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8029 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8030 if(0 == access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8031 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8032 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8033 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8034 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8035 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8036 /* Else, We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8037 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8038 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8039
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8040 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8041 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8042 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8043 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8044 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8045 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8046 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8047 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8048 /* We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8049 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8050 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8051 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8052 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8053 /* okay we're done here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8054
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8055 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8056 /* Else, we need to stream the data, so we'll
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8057 * create multple buffers for queuing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8058 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8059 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8060 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8061 fprintf(stderr, "Loading streamed data (not lucky)\n");
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8062 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8063 ret_data->decoded_all = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8064
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8065 /* This information is for predecoded.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8066 * Set to 0, since we don't know.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8067 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8068 ret_data->total_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8069
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8070 ret_data->total_time = Sound_GetDuration(sample);
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8071
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8072 /* Create buffers for data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8073 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8074 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) * max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8075 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8076 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8077 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8078 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8079 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8080 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8081 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8082
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8083 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8084 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8085 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8086 alGenBuffers(max_queue_buffers, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8087 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8088 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8089 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8090 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8091 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8092 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8093 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8094 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8095
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8096 /* Redesign: Okay, because of the unqueuing problems and such,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8097 * I've decided to redesign where and how queuing is handled.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8098 * Before, everything was queued up here. However, this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8099 * placed a penalty on load and made performance inconsistent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8100 * when samples had to be rewound. It did make things easier
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8101 * to queue because I could let OpenAL decide which buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8102 * needed to be queued next.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8103 * Now, I'm going to push off the queuing to the actual
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8104 * Play() command. I'm going to add some book keeping,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8105 * and allow for additional buffers to be filled at later
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8106 * times.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8107 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8108
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8109
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8110 /* So first of all, because of I already decoded the sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8111 * for testing, I need to decide what to do with it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8112 * The best thing would be be to alBufferData() it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8113 * The problem is it may conflict with the rest of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8114 * the system because everything now assumes buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8115 * are entirely stripped (because of the unqueing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8116 * problem).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8117 * So it looks like I have to do the crappy thing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8118 * and throw away the data, and rewind.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8119 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8120
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8121 if(0 == Sound_Rewind(ret_data->sample))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8122 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8123 ALmixer_SetError("Cannot use sample for streamed data because it must be rewindable: %s", Sound_GetError() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8124 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8125 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8126 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8127 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8128 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8129
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8130
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8131 /* If the user has selected access_data, we need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8132 * keep copies of the queuing buffers around because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8133 * OpenAL won't let us access the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8134 * Allocate the memory for the buffers here
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8135 * and initialize the albuffer-index map
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8136 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8137 if(access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8138 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8139 ALuint j;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8140 /* Create buffers for data access
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8141 * Should be the same number as the number of queue buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8142 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8143 ret_data->buffer_map_list = (ALmixer_Buffer_Map*)malloc( sizeof(ALmixer_Buffer_Map) * max_queue_buffers);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8144 if(NULL == ret_data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8145 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8146 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8147 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8148 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8149 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8150 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8151 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8152
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8153 ret_data->circular_buffer_queue = CircularQueueUnsignedInt_CreateQueue(max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8154 if(NULL == ret_data->circular_buffer_queue)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8155 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8156 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8157 free(ret_data->buffer_map_list);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8158 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8159 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8160 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8161 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8162 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8163
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8164
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8165 for(j=0; j<max_queue_buffers; j++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8166 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8167 ret_data->buffer_map_list[j].albuffer = ret_data->buffer[j];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8168 ret_data->buffer_map_list[j].index = j;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8169 ret_data->buffer_map_list[j].num_bytes = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8170 ret_data->buffer_map_list[j].data = (ALbyte*)malloc( sizeof(ALbyte) * buffersize);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8171 if(NULL == ret_data->buffer_map_list[j].data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8172 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8173 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8174 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8175 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8176 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8177 /* If an error happened, we have to clean up the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8178 if(j < max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8179 {
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8180 ALmixer_SetError("################## Buffer allocation failed");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8181 fprintf(stderr, "################## Buffer allocation failed\n");
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8182 while(j>0)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8183 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8184 free(ret_data->buffer_map_list[j].data);
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8185 j--;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8186 }
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8187 // Delete for j=0 because the while loop misses the last one
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8188 free(ret_data->buffer_map_list[j].data);
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8189
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8190 free(ret_data->buffer_map_list);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8191 CircularQueueUnsignedInt_FreeQueue(ret_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8192 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8193 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8194 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8195 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8196 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8197
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8198 /* The Buffer_Map_List must be sorted by albuffer for binary searches
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8199 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8200 qsort(ret_data->buffer_map_list, max_queue_buffers, sizeof(ALmixer_Buffer_Map), Compare_Buffer_Map);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8201 } /* End if access_data==true */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8202
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8203
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8204 } /* End of do stream */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8205 } /* end of DECODE_STREAM */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8206 /* User requested decode all (easy, nothing to figure out) */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8207 else if(AL_TRUE == decode_mode_is_predecoded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8208 {
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8209 #ifdef ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8210 /* SDL_sound (behind the scenes) seems to loop on buffer_size chunks
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8211 * until the buffer is filled. It seems like we can
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8212 * do much better and precompute the size of the buffer
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8213 * so looping isn't needed.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8214 * WARNING: Due to the way SDL_sound is currently implemented,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8215 * this may waste a lot of memory up front.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8216 * SDL_sound seems to pre-create a buffer of the requested size,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8217 * but on DecodeAll, an entirely new buffer is created and
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8218 * everything is memcpy'd into the new buffer in read chunks
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8219 * of the buffer_size. This means we need roughly twice the memory
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8220 * to load a file.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8221 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8222 ALint sound_duration = Sound_GetDuration(sample);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8223 if(sound_duration > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8224 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8225 size_t total_bytes = Compute_Total_Bytes_With_Frame_Padding(&sample->desired, (ALuint)sound_duration);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8226 int buffer_resize_succeeded = Sound_SetBufferSize(sample, total_bytes);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8227 if(0 == buffer_resize_succeeded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8228 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8229 ALmixer_SetError(Sound_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8230 Sound_FreeSample(sample);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8231 free(ret_data);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8232 return NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8233 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8234 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8235 #endif /* ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8236 bytes_decoded = Sound_DecodeAll(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8237 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8238 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8239 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8240 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8241 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8242 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8243 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8244
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8245 /* If no data, return an error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8246 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8247 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8248 ALmixer_SetError("File has no data");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8249 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8250 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8251 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8252 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8253
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8254
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8255 ret_data->decoded_all = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8256 /* Need to keep this information around for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8257 * seek and rewind abilities.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8258 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8259 ret_data->total_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8260 /* For now, the loaded bytes is the same as total bytes, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8261 * this could change during a seek operation
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8262 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8263 ret_data->loaded_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8264
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8265 /* Let's compute the total playing time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8266 * SDL_sound does not yet provide this (we're working on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8267 * that at the moment...)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8268 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8269 ret_data->total_time = Compute_Total_Time(&sample->desired, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8270
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8271 /* Create one element in the buffer array for data for OpanAL */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8272 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8273 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8274 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8275 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8276 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8277 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8278 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8279 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8280 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8281 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8282 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8283 alGenBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8284 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8285 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8286 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8287 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8288 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8289 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8290 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8291 }
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8292 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8293 fprintf(stderr, "Actual rate=%d, desired=%d\n", sample->actual.rate, sample->desired.rate);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8294 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8295 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8296 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8297 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8298 alBufferData(ret_data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8299 TranslateFormat(&sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8300 sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8301 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8302 sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8303 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8304 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8305 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8306 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8307 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8308 alDeleteBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8309 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8310 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8311 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8312 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8313
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8314 /* We should be done with the sample since it's all
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8315 * predecoded. So we can free the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8316 /* Need to keep around because Seek() needs it */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8317
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8318 /* Additional notes:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8319 * We need to keep data around in case Seek() is needed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8320 * or other Sound_AudioInfo is needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8321 * This can either be done by not deleting the sample,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8322 * or it can be done by dynamically recreating it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8323 * when we need it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8324 * Update: I think now it's up to the user by passing the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8325 * access_data flag. If they set the flag, then they get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8326 * data callbacks and seek support. If not, then they can
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8327 * get all that stuff at the expense of keeping extra memory
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8328 * around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8329 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8330 if(0 == access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8331 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8332 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8333 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8334 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8335
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8336 /* Else, We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8337 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8338 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8339 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8340 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8341 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8342 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8343 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8344 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8345 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8346 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8347 /* We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8348 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8349 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8350 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8351 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8352
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8353 /* okay we're done here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8354 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8355 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8356 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8357 /* Shouldn't get here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8358 ALmixer_SetError("Unknown decode mode");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8359 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8360 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8361 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8362 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8363
13
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8364 /* Add the ALmixerData to an internal linked list so we can delete it on
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8365 * quit and avoid messy dangling issues with Sound_Quit
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8366 */
54aa96ae8912 Added LinkedList class to project.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 12
diff changeset
8367 LinkedList_PushBack(s_listOfALmixerData, ret_data);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8368 return ret_data;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8369 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8370
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8371
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8372 /* This will load a sample for us. Most of the uglyness is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8373 * error checking and the fact that streamed/predecoded files
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8374 * must be treated differently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8375 * I don't like the AudioInfo parameter. I removed it once,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8376 * but the system will fail on RAW samples because the user
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8377 * must specify it, so I had to bring it back.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8378 * Remember I must close the rwops if there is an error before NewSample()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8379 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8380 ALmixer_Data* ALmixer_LoadSample_RW(ALmixer_RWops* rwops, const char* fileext, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALboolean access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8381 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8382 Sound_Sample* sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8383 Sound_AudioInfo target;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8384
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8385 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8386 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8387 return NULL;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8388 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8389
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8390 /* Initialize target values to defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8391 * 0 tells SDL_sound to use the "actual" values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8392 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8393 target.channels = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8394 target.rate = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8395 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8396 /* This requires my new additions to SDL_sound. It will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8397 * convert the sample to the proper endian order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8398 * If the actual is 8-bit, it will do unsigned, if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8399 * the actual is 16-bit, it will do signed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8400 * I'm told by Ryan Gordon that OpenAL prefers the signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8401 * in this way.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8402 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8403 target.format = AUDIO_U8S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8404 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8405 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8406 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8407
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8408 /* Set a default buffersize if needed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8409 if(0 == buffersize)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8410 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8411 buffersize = ALMIXER_DEFAULT_BUFFERSIZE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8412 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8413
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8414 sample = Sound_NewSample(rwops, fileext, &target, buffersize);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8415 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8416 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8417 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8418 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8419 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8420
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8421 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8422 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8423
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8424
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8425
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8426 /* This will load a sample for us from
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8427 * a file (instead of RWops). Most of the uglyness is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8428 * error checking and the fact that streamed/predecoded files
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8429 * must be treated differently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8430 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8431 ALmixer_Data* ALmixer_LoadSample(const char* filename, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALboolean access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8432 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8433 Sound_Sample* sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8434 Sound_AudioInfo target;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8435
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8436 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8437 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8438 return NULL;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8439 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8440
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8441 /* Initialize target values to defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8442 * 0 tells SDL_sound to use the "actual" values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8443 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8444 target.channels = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8445 target.rate = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8446
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8447 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8448 /* This requires my new additions to SDL_sound. It will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8449 * convert the sample to the proper endian order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8450 * If the actual is 8-bit, it will do unsigned, if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8451 * the actual is 16-bit, it will do signed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8452 * I'm told by Ryan Gordon that OpenAL prefers the signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8453 * in this way.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8454 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8455 target.format = AUDIO_U8S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8456 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8457 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8458 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8459
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8460 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8461 /* Okay, here's a messy hack. The problem is that we need
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8462 * to convert the sample to have the correct bitdepth,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8463 * endian order, and signedness values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8464 * The bit depth is 8 or 16.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8465 * The endian order is the native order of the system.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8466 * The signedness depends on what the original value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8467 * of the sample. Unfortunately, we can't specify these
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8468 * values until we after we already know what the original
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8469 * values were for bitdepth and signedness.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8470 * So we must open the file once to get the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8471 * then close it, and then reopen it with the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8472 * correct desired target values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8473 * I tried changing the sample->desired field after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8474 * the NewSample call, but it had no effect, so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8475 * it looks like it must be set on open.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8476 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8477 /* Pick a small buffersize for the first open to not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8478 * waste much time allocating memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8479 sample = Sound_NewSampleFromFile(filename, NULL, 512);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8480 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8481 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8482 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8483 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8484 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8485
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8486 bit_depth = GetBitDepth(sample->actual.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8487 signedness_value = GetSignednessValue(sample->actual.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8488 if(8 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8489 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8490 /* If 8 bit, then we don't have to worry about
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8491 * endian issues. We can just use the actual format
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8492 * value and it should do the right thing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8493 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8494 target.format = sample->actual.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8495 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8496 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8497 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8498 /* We'll assume it's 16-bit, and if it's not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8499 * hopefully SDL_sound will return an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8500 * or let us convert to 16-bit
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8501 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8502 /* Now we need to get the correct signedness */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8503 if(ALMIXER_UNSIGNED_VALUE == signedness_value)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8504 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8505 /* Set to Unsigned 16-bit, system endian order */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8506 target.format = AUDIO_U16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8507 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8508 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8509 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8510 /* Again, we'll assume it's Signed 16-bit system order
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8511 * or force the conversion and hope it works out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8512 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8513 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8514 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8515 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8516
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8517 /* Now we have the correct info. We need to close and reopen */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8518 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8519 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8520
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8521 sample = Sound_NewSampleFromFile(filename, &target, buffersize);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8522 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8523 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8524 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8525 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8526 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8527
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8528 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8529 fprintf(stderr, "Correction test: Actual rate=%d, desired=%d, actual format=%d, desired format=%d\n", sample->actual.rate, sample->desired.rate, sample->actual.format, sample->desired.format);
6
4b1048af7e55 Disabled some of the debugging printfs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 3
diff changeset
8530 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8531 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8532 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8533
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8534
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8535 /* This is a back door for RAW samples or if you need the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8536 * AudioInfo field. Use at your own risk.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8537 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8538 ALmixer_Data* ALmixer_LoadSample_RAW_RW(ALmixer_RWops* rwops, const char* fileext, ALmixer_AudioInfo* desired, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALboolean access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8539 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8540 Sound_Sample* sample = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8541 Sound_AudioInfo sound_desired;
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8542
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8543 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8544 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8545 return NULL;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8546 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8547
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8548 /* Rather than copying the data from struct to struct, I could just
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8549 * cast the thing since the structs are meant to be identical.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8550 * But if SDL_sound changes it's implementation, bad things
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8551 * will probably happen. (Or if I change my implementation and
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8552 * forget about the cast, same bad scenario.) Since this is a load
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8553 * function, performance of this is negligible.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8554 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8555 if(NULL == desired)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8556 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8557 sample = Sound_NewSample(rwops, fileext, NULL, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8558 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8559 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8560 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8561 sound_desired.format = desired->format;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8562 sound_desired.channels = desired->channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8563 sound_desired.rate = desired->rate;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8564 sample = Sound_NewSample(rwops, fileext, &sound_desired, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8565 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8566 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8567 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8568 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8569 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8570 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8571 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8572 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8573
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8574
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8575
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8576
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8577 /* This is a back door for RAW samples or if you need the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8578 * AudioInfo field. Use at your own risk.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8579 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8580 ALmixer_Data* ALmixer_LoadSample_RAW(const char* filename, ALmixer_AudioInfo* desired, ALuint buffersize, ALboolean decode_mode_is_predecoded, ALuint max_queue_buffers, ALuint num_startup_buffers, ALboolean access_data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8581 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8582 Sound_Sample* sample = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8583 Sound_AudioInfo sound_desired;
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8584
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8585 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8586 {
34
7709c2145435 Fixed for omitted return value.
Eric Wing <ewing@anscamobile.com>
parents: 33
diff changeset
8587 return NULL;
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8588 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8589
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8590 /* Rather than copying the data from struct to struct, I could just
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8591 * cast the thing since the structs are meant to be identical.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8592 * But if SDL_sound changes it's implementation, bad things
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8593 * will probably happen. (Or if I change my implementation and
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8594 * forget about the cast, same bad scenario.) Since this is a load
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8595 * function, performance of this is negligible.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8596 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8597 if(NULL == desired)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8598 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8599 sample = Sound_NewSampleFromFile(filename, NULL, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8600 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8601 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8602 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8603 sound_desired.format = desired->format;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8604 sound_desired.channels = desired->channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8605 sound_desired.rate = desired->rate;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8606 sample = Sound_NewSampleFromFile(filename, &sound_desired, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8607 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8608
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8609 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8610 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8611 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8612 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8613 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8614 return( DoLoad(sample, buffersize, decode_mode_is_predecoded, max_queue_buffers, num_startup_buffers, access_data));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8615 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8616
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8618 void ALmixer_FreeData(ALmixer_Data* data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8619 {
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8620 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8621 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8622 return;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8623 }
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8624
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8625 /* Bypass if in interruption event */
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
8626 /* FIXME: Buffers are connected to devices, sources are connected to contexts. I should still be able to delete the buffers even if there is no context. */
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8627 if(NULL == alcGetCurrentContext())
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8628 {
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8629 fprintf(stderr, "ALmixer_FreeData: Programmer Error. You cannot delete data when the OpenAL content is currently NULL. You may have already called ALmixer_Quit() or are in an interruption event\n");
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8630 return;
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8631 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8632
37
b346b6608eab Fixed memory leak in Quit due to changes related to background thread removal. FreeData was quick escaping because it checked for ALmixer_Initialized which is now false by the time the code is reached.
Eric Wing <ewing@anscamobile.com>
parents: 36
diff changeset
8633 Internal_FreeData(data);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8634 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8635
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8636 ALint ALmixer_GetTotalTime(ALmixer_Data* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8637 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8638 if(NULL == data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8639 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8640 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8641 }
22
58f03008ea05 - Added Seek APIs
Eric Wing <ewing . public |-at-| gmail . com>
parents: 16
diff changeset
8642
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8643 return data->total_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8644 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8645
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8646 /* This function will look up the source for the corresponding channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8647 /* Must return 0 on error instead of -1 because of unsigned int */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8648 ALuint ALmixer_GetSource(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8649 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8650 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8651 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8652 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8653 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8654 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8655 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8656 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8657 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8658 retval = Internal_GetSource(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8659 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8660 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8661 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8662 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8663 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8664
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8665 /* This function will look up the channel for the corresponding source */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8666 ALint ALmixer_GetChannel(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8667 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8668 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8669 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8670 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8671 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8672 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8673 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8674 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8675 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8676 retval = Internal_GetChannel(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8677 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8678 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8679 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8680 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8681 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8682
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8683 ALint ALmixer_FindFreeChannel(ALint start_channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8684 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8685 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8686 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8687 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8688 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8689 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8690 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8691 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8692 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8693 retval = Internal_FindFreeChannel(start_channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8694 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8695 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8696 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8697 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8698 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8699
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8700
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8701
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8702 /* API update function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8703 * It should return the number of buffers that were
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8704 * queued during the call. The value might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8705 * used to guage how long you might wait to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8706 * call the next update loop in case you are worried
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8707 * about preserving CPU cycles. The idea is that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8708 * when a buffer is queued, there was probably some
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8709 * CPU intensive looping which took awhile.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8710 * It's mainly provided as a convenience.
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8711 * Timing the call with ALmixer_GetTicks() would produce
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8712 * more accurate information.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8713 * Returns a negative value if there was an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8714 * the value being the number of errors.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8715 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8716 ALint ALmixer_Update()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8717 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8718 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8719 /* The thread will handle all updates by itself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8720 * Don't allow the user to explicitly call update.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8721 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8722 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8723 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8724 return( Update_ALmixer(NULL) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8725 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8726 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8727
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8728
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8729
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8730 void ALmixer_SetPlaybackFinishedCallback(void (*playback_finished_callback)(ALint which_channel, ALuint al_source, ALmixer_Data* almixer_data, ALboolean finished_naturally, void* user_data), void* user_data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8731 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8732 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8733 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8734 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8735 Channel_Done_Callback = playback_finished_callback;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8736 Channel_Done_Callback_Userdata = user_data;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8737 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8738 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8739 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8740 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8741
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8742
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8743 void ALmixer_SetPlaybackDataCallback(void (*playback_data_callback)(ALint which_chan, ALuint al_source, ALbyte* data, ALuint num_bytes, ALuint frequency, ALubyte channels, ALubyte bit_depth, ALboolean is_unsigned, ALboolean decode_mode_is_predecoded, ALuint length_in_msec, void* user_data), void* user_data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8744 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8745 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8746 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8747 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8748 Channel_Data_Callback = playback_data_callback;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8749 Channel_Data_Callback_Userdata = user_data;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8750 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8751 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8752 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8753 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8754
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8755
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8756
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8757
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8758
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8759 ALint ALmixer_PlayChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8760 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8761 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8762 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8763 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8764 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8765 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8766 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8767 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8768 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8769 retval = Internal_PlayChannelTimed(channel, data, loops, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8770 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8771 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8772 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8773 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8774 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8775
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8776
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8777 /* In case the user wants to specify a source instead of a channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8778 * they may use this function. This function will look up the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8779 * source-to-channel map, and convert the call into a
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8780 * PlayChannelTimed() function call.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8781 * Returns the channel it's being played on.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8782 * Note: If you are prefer this method, then you need to be careful
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8783 * about using PlayChannel, particularly if you request the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8784 * first available channels because source and channels have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8785 * a one-to-one mapping in this API. It is quite easy for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8786 * a channel/source to already be in use because of this.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8787 * In this event, an error message will be returned to you.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8788 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8789 ALuint ALmixer_PlaySourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALint ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8790 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8791 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8792 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8793 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8794 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8795 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8796 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8797 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8798 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8799 retval = Internal_PlaySourceTimed(source, data, loops, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8800 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8801 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8802 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8803 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8804 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8805
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8806
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8807 /* Will return the number of channels halted
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8808 * or -1 for error
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8809 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8810 ALint ALmixer_HaltChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8811 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8812 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8813 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8814 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8815 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8816 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8817 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8818 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8819 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8820 retval = Internal_HaltChannel(channel, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8821 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8822 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8823 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8824 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8825 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8826
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8827 /* Will return the number of channels halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8828 * or 0 for error
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8829 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8830 ALint ALmixer_HaltSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8831 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8832 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8833 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8834 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8835 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8836 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8837 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8838 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8839 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8840 retval = Internal_HaltSource(source, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8841 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8842 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8843 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8844 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8845 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8846
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8847
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8848 /* This will rewind the SDL_Sound sample for streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8849 * samples and start buffering up the data for the next
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8850 * playback. This may require samples to be halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8851 */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8852 ALboolean ALmixer_RewindData(ALmixer_Data* data)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8853 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8854 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8855 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8856 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8857 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8858 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8859 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8860 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8861 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8862 retval = Internal_RewindData(data);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8863 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8864 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8865 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8866 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8867 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8868
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8869 ALint ALmixer_RewindChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8870 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8871 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8872 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8873 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8874 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8875 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8876 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8877 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8878 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8879 retval = Internal_RewindChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8880 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8881 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8882 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8883 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8884 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8885
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8886 ALint ALmixer_RewindSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8887 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8888 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8889 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8890 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8891 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8892 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8893 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8894 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8895 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8896 retval = Internal_RewindSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8897 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8898 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8899 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8900 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8901 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8902
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8903 ALint ALmixer_PauseChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8904 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8905 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8906 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8907 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8908 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8909 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8910 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8911 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8912 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8913 retval = Internal_PauseChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8914 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8915 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8916 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8917 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8918 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8919
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8920 ALint ALmixer_PauseSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8921 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8922 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8923 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8924 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8925 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8926 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8927 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8928 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8929 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8930 retval = Internal_PauseSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8931 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8932 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8933 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8934 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8935 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8936
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8937 ALint ALmixer_ResumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8938 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8939 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8940 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8941 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8942 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8943 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8944 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8945 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8946 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8947 retval = Internal_ResumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8948 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8949 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8950 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8951 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8952 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8953
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8954 ALint ALmixer_ResumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8955 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8956 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8957 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8958 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8959 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8960 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8961 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8962 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8963 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8964 retval = Internal_ResumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8965 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8966 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8967 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8968 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8969 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8970
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8971 /* Might consider setting eof to 0 as a "feature"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8972 * This will allow seek to end to stay there because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8973 * Play automatically rewinds if at the end */
12
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8974 ALboolean ALmixer_SeekData(ALmixer_Data* data, ALuint msec)
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8975 {
bfe90b4f3d87 Bug fixes to FadeIn.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 10
diff changeset
8976 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8977 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8978 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8979 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8980 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8981 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8982 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8983 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8984 retval = Internal_SeekData(data, msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8985 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8986 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8987 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8988 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8989 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8990
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
8991 ALint ALmixer_SeekChannel(ALint channel, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
8992 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
8993 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
8994 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8995 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8996 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
8997 }
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
8998 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
8999 SDL_LockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9000 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9001 retval = Internal_SeekChannel(channel, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9002 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9003 SDL_UnlockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9004 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9005 return retval;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9006 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9007
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9008 ALint ALmixer_SeekSource(ALuint source, ALuint msec)
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9009 {
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9010 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9011 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9012 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9013 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9014 }
20
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9015 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9016 SDL_LockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9017 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9018 retval = Internal_SeekSource(source, msec);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9019 #ifdef ENABLE_ALMIXER_THREADS
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9020 SDL_UnlockMutex(s_simpleLock);
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9021 #endif
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9022 return retval;
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9023 }
9365e714fc4b Added SeekChannel, SeekSource.
Eric Wing <ewing@anscamobile.com>
parents: 16
diff changeset
9024
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9025 ALint ALmixer_FadeInChannelTimed(ALint channel, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9026 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9027 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9028 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9029 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9030 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9031 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9032 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9033 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9034 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9035 retval = Internal_FadeInChannelTimed(channel, data, loops, fade_ticks, expire_ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9036 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9037 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9038 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9039 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9040 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9041
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9042 ALuint ALmixer_FadeInSourceTimed(ALuint source, ALmixer_Data* data, ALint loops, ALuint fade_ticks, ALint expire_ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9043 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9044 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9045 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9046 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9047 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9048 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9049 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9050 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9051 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9052 retval = Internal_FadeInSourceTimed(source, data, loops, fade_ticks, expire_ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9053 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9054 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9055 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9056 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9057 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9058
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9059 ALint ALmixer_FadeOutChannel(ALint channel, ALuint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9060 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9061 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9062 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9063 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9064 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9065 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9066 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9067 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9068 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9069 retval = Internal_FadeOutChannel(channel, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9070 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9071 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9072 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9073 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9074 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9075
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9076 ALint ALmixer_FadeOutSource(ALuint source, ALuint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9077 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9078 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9079 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9080 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9081 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9082 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9083 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9084 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9085 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9086 retval = Internal_FadeOutSource(source, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9087 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9088 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9089 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9090 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9091 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9092
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9093 ALint ALmixer_FadeChannel(ALint channel, ALuint ticks, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9094 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9095 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9096 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9097 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9098 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9099 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9100 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9101 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9102 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9103 retval = Internal_FadeChannel(channel, ticks, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9104 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9105 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9106 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9107 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9108 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9109
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9110 ALint ALmixer_FadeSource(ALuint source, ALuint ticks, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9111 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9112 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9113 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9114 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9115 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9116 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9117 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9118 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9119 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9120 retval = Internal_FadeSource(source, ticks, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9121 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9122 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9123 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9124 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9125 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9126
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9127
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9128 ALboolean ALmixer_SetVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9129 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9130 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9131 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9132 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9133 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9134 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9135 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9136 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9137 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9138 retval = Internal_SetVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9139 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9140 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9141 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9142 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9143 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9144
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9145 ALboolean ALmixer_SetVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9146 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9147 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9148 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9149 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9150 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9151 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9152 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9153 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9154 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9155 retval = Internal_SetVolumeSource(source, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9156 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9157 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9158 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9159 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9160 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9161
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9162 ALfloat ALmixer_GetVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9163 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9164 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9165 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9166 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9167 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9168 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9169 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9170 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9171 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9172 retval = Internal_GetVolumeChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9173 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9174 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9175 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9176 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9177 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9178
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9179 ALfloat ALmixer_GetVolumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9180 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9181 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9182 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9183 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9184 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9185 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9186 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9187 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9188 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9189 retval = Internal_GetVolumeSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9190 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9191 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9192 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9193 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9194 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9195
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9196 ALboolean ALmixer_SetMaxVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9197 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9198 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9199 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9200 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9201 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9202 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9203 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9204 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9205 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9206 retval = Internal_SetMaxVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9207 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9208 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9209 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9210 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9211 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9212
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9213 ALboolean ALmixer_SetMaxVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9214 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9215 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9216 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9217 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9218 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9219 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9220 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9221 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9222 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9223 retval = Internal_SetMaxVolumeSource(source, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9224 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9225 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9226 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9227 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9228 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9229
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9230 ALfloat ALmixer_GetMaxVolumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9231 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9232 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9233 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9234 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9235 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9236 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9237 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9238 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9239 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9240 retval = Internal_GetMaxVolumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9241 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9242 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9243 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9244 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9245 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9246
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9247 ALfloat ALmixer_GetMaxVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9248 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9249 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9250 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9251 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9252 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9253 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9254 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9255 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9256 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9257 retval = Internal_GetMaxVolumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9258 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9259 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9260 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9261 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9262 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9263
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9264
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9265 ALboolean ALmixer_SetMinVolumeChannel(ALint channel, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9266 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9267 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9268 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9269 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9270 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9271 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9272 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9273 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9274 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9275 retval = Internal_SetMinVolumeChannel(channel, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9276 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9277 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9278 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9279 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9280 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9281
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9282 ALboolean ALmixer_SetMinVolumeSource(ALuint source, ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9283 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9284 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9285 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9286 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9287 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9288 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9289 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9290 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9291 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9292 retval = Internal_SetMinVolumeSource(source, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9293 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9294 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9295 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9296 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9297 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9298
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9299 ALfloat ALmixer_GetMinVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9300 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9301 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9302 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9303 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9304 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9305 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9306 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9307 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9308 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9309 retval = Internal_GetMinVolumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9310 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9311 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9312 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9313 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9314 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9315
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9316 ALfloat ALmixer_GetMinVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9317 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9318 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9319 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9320 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9321 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9322 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9323 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9324 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9325 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9326 retval = Internal_GetMinVolumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9327 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9328 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9329 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9330 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9331 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9332
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9333
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9334
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9335 ALboolean ALmixer_SetMasterVolume(ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9336 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9337 ALboolean retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9338 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9339 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9340 return AL_FALSE;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9341 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9342 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9343 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9344 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9345 retval = Internal_SetMasterVolume(volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9346 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9347 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9348 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9349 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9350 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9351
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9352 ALfloat ALmixer_GetMasterVolume()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9353 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9354 ALfloat retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9355 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9356 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9357 return -1.0f;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9358 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9359 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9360 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9361 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9362 retval = Internal_GetMasterVolume();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9363 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9364 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9365 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9366 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9367 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9368
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9369 ALint ALmixer_ExpireChannel(ALint channel, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9370 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9371 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9372 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9373 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9374 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9375 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9376 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9377 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9378 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9379 retval = Internal_ExpireChannel(channel, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9380 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9381 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9382 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9383 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9384 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9385
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9386 ALint ALmixer_ExpireSource(ALuint source, ALint ticks)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9387 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9388 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9389 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9390 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9391 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9392 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9393 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9394 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9395 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9396 retval = Internal_ExpireSource(source, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9397 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9398 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9399 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9400 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9401 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9402
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9403 ALint ALmixer_IsActiveChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9404 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9405 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9406 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9407 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9408 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9409 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9410 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9411 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9412 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9413 retval = Internal_QueryChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9414 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9415 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9416 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9417 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9418 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9419
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9420 ALint ALmixer_IsActiveSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9421 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9422 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9423 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9424 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9425 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9426 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9427 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9428 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9429 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9430 retval = Internal_QuerySource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9431 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9432 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9433 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9434 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9435 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9436
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9437
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9438 ALint ALmixer_IsPlayingChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9439 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9440 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9441 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9442 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9443 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9444 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9445 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9446 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9447 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9448 retval = Internal_PlayingChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9449 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9450 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9451 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9452 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9453 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9454
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9455 ALint ALmixer_IsPlayingSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9456 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9457 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9458 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9459 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9460 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9461 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9462 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9463 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9464 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9465 retval = Internal_PlayingSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9466 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9467 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9468 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9469 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9470 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9471
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9472
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9473 ALint ALmixer_IsPausedChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9474 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9475 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9476 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9477 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9478 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9479 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9480 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9481 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9482 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9483 retval = Internal_PausedChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9484 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9485 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9486 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9487 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9488 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9489
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9490 ALint ALmixer_IsPausedSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9491 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9492 ALint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9493 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9494 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9495 return -1;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9496 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9497 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9498 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9499 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9500 retval = Internal_PausedSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9501 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9502 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9503 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9504 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9505 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9506
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9507
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9508 ALuint ALmixer_CountAllFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9509 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9510 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9511 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9512 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9513 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9514 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9515 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9516 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9517 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9518 retval = Internal_CountAllFreeChannels();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9519 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9520 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9521 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9522 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9523 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9524
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9525 ALuint ALmixer_CountUnreservedFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9526 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9527 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9528 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9529 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9530 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9531 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9532 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9533 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9534 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9535 retval = Internal_CountUnreservedFreeChannels();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9536 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9537 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9538 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9539 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9540 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9541
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9542 ALuint ALmixer_CountAllUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9543 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9544 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9545 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9546 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9547 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9548 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9549 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9550 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9551 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9552 retval = Internal_CountAllUsedChannels();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9553 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9554 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9555 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9556 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9557 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9558
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9559 ALuint ALmixer_CountUnreservedUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9560 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9561 ALuint retval;
40
2b0b55b7f8cf Resync to get interruption changes.
Eric Wing <ewing@anscamobile.com>
parents: 37
diff changeset
9562 if( (AL_FALSE == ALmixer_Initialized) || (AL_TRUE == g_inInterruption) )
27
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9563 {
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9564 return 0;
9cf93a099f75 Added initialization checks to all API functions.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 26
diff changeset
9565 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9566 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9567 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9568 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9569 retval = Internal_CountUnreservedUsedChannels();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9570 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9571 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9572 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9573 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9574 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
9575
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9576 ALboolean ALmixer_IsPredecoded(ALmixer_Data* data)
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9577 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9578 if(NULL == data)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9579 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9580 return AL_FALSE;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9581 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9582 return data->decoded_all;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9583 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
9584
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9585 ALboolean ALmixer_CompiledWithThreadBackend()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9586 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9587 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9588 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9589 #else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9590 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9591 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9592 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9593
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9594
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9595
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
9596