annotate ALmixer.c @ 3:a929285e1db0

Added CMake build system. There are problems with the SDL_sound module due to changes in CMake. Right now they just seem to be warnings, but I am unable to suppress them. Added license. Added README.
author Eric Wing <ewing . public |-at-| gmail . com>
date Wed, 27 Oct 2010 20:43:14 -0700
parents SDL_ALmixer.c@279d0427ef26
children 4b1048af7e55
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 /*
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28 #include <TargetConditionals.h>
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29 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
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30
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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
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36 #endif
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37
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38 /* For malloc, bsearch, qsort */
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39 #include <stdlib.h>
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40
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41 /* For memcpy */
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42 #include <string.h>
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43
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44 #if 0
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45 /* for toupper */
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46 #include <ctype.h>
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47 /* for strrchr */
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48 #include <string.h>
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49 #endif
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50
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51 /* Currently used in the output debug functions */
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52 #include <stdio.h>
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53
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54 /* My own CircularQueue implementation needed
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55 * to work around the Nvidia problem of the
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56 * lack of a buffer query.
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57 */
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58 #include "CircularQueue.h"
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59
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60 #ifdef ENABLE_ALMIXER_THREADS
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61 /* Needed for the Mutex locks (and threads if enabled) */
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62 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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63 #include "SimpleMutex.h"
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64 #include "SimpleThread.h"
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65 typedef struct SimpleMutex SDL_mutex;
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66 typedef struct SimpleThread SDL_Thread;
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67 #define SDL_CreateMutex SimpleMutex_CreateMutex
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68 #define SDL_DestroyMutex SimpleMutex_DestroyMutex
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69 #define SDL_LockMutex SimpleMutex_LockMutex
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70 #define SDL_UnlockMutex SimpleMutex_UnlockMutex
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71 #define SDL_CreateThread SimpleThread_CreateThread
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72 #define SDL_WaitThread SimpleThread_WaitThread
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73
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74 #else
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75 #include "SDL_thread.h"
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76 #endif
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77 #endif
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78
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79 /* Because of the API differences between the Loki
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80 * and Creative distributions, we need to know which
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81 * version to use. The LOKI distribution currently
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82 * has AL_BYTE_LOKI defined in altypes.h which
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83 * I will use as a flag to identify the distributions.
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84 * If this is ever removed, I might revert back to the
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85 * if defined(_WIN32) or defined(__APPLE__) test to
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86 * identify the Creative dist.
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87 * I'm not sure if or how the Nvidia distribution differs
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88 * from the Creative distribution. So for
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89 * now, the Nvidia distribution gets lumped with the
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90 * Creative dist and I hope nothing will break.
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91 * My alGetString may be the most vulnerable.
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92 */
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93 #ifdef AL_BYTE_LOKI
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94 #define USING_LOKI_AL_DIST
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95 /* This is a short term fix to get around the
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96 * queuing problem with non-power of two buffer sizes.
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97 * Hopefully the maintainers will fix this before
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98 * we're ready to ship.
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99 */
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100 #define ENABLE_LOKI_QUEUE_FIX_HACK
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101
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102 /* The AL_GAIN in the Loki dist doesn't seem to do
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103 * what I want/expect it to do. I want to use it for
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104 * Fading, but it seems to work like an off/on switch.
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105 * 0 = off, >0 = on.
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106 * The AL_GAIN_LINEAR_LOKI switch seems to do what
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107 * I want, so I'll redefine it here so the code is consistent
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108 */
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109 /* Update: I've changed the source volume implementations
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110 * to use AL_MAX_GAIN, so I don't think I need this block
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111 * of code anymore. The listener uses AL_GAIN, but I
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112 * hope they got this one right since there isn't a AL_MAX_GAIN
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113 * for the listener.
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114 */
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115 /*
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116 #undef AL_GAIN
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117 #include "alexttypes.h"
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118 #define AL_GAIN AL_GAIN_LINEAR_LOKI
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119 */
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120 #else
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121 /* Might need to run other tests to figure out the DIST */
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122 /* I've been told that Nvidia doesn't define constants
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123 * in the headers like Creative. Instead of
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124 * #define AL_REFERENCE_DISTANCE 0x1020,
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125 * Nvidia prefers you query OpenAL for a value.
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126 * int AL_REFERENCE_DISTANCE = alGetEnumValue(ALubyte*)"AL_REFERNECE_DISTANCE");
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127 * So I'm assuming this means the Nvidia lacks this value.
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128 * If this is the case,
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129 * I guess we can use it to identify the Nvidia dist
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130 */
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131 #ifdef AL_REFERENCE_DISTANCE
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132 #define USING_CREATIVE_AL_DIST
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133 #else
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134 #define USING_NVIDIA_AL_DIST
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135 #endif
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136 #endif
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137
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138 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
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139 /* Need memset to zero out data */
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140 #include <string.h>
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141 #endif
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142
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143
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144 /* Seek issues for predecoded samples:
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145 * The problem is that OpenAL makes us copy an
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146 * entire buffer if we want to use it. This
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147 * means we potentially have two copies of the
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148 * same data. For predecoded data, this can be a
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149 * large amount of memory. However, for seek
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150 * support, I need to be able to get access to
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151 * the original data so I can set byte positions.
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152 * The following flags let you disable seek support
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153 * if you don't want the memory hit, keep everything,
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154 * or let you try to minimize the memory wasted by
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155 * fetching it from the OpenAL buffer if needed
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156 * and making a copy of it.
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157 * Update: I don't think I need this flag anymore. I've made the
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158 * effects of this user customizable by the access_data flag on load.
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159 * If set to true, then seek and data callbacks work, with the
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160 * cost of more memory and possibly CPU for copying the data through
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161 * the callbacks. If false, then the extra memory is freed, but
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162 * you don't get the features.
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163 */
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164 /*
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165 #define DISABLE_PREDECODED_SEEK
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166 */
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167 /* Problem: Even though alGetBufferi(., AL_DATA, .)
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168 * is in the Creative Programmer's reference,
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169 * it actually isn't in the dist. (Invalid enum
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170 * in Creative, can't compile in Loki.)
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171 * So we have to keep it disabled
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172 */
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173 #define DISABLE_SEEK_MEMORY_OPTIMIZATION
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174
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175 #ifndef DISABLE_SEEK_MEMORY_OPTIMIZATION
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176 /* Needed for memcpy */
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177 #include <string.h>
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178 #endif
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179
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180 /* Old way of doing things:
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181 #if defined(_WIN32) || defined(__APPLE__)
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182 #define USING_CREATIVE_AL_DIST
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183 #else
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184 #define USING_LOKI_AL_DIST
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185 #endif
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186 */
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187
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188 /************ REMOVE ME (Don't need anymore) ********/
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189 #if 0
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190 /* Let's get fancy and see if triple buffering
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191 * does anything good for us
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192 * Must be 2 or more or things will probably break
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193 */
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194 #define NUMBER_OF_QUEUE_BUFFERS 5
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195 /* This is the number of buffers that are queued up
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196 * when play first starts up. This should be at least 1
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197 * and no more than NUMBER_OF_QUEUE_BUFFERS
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198 */
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199 #define NUMBER_OF_START_UP_BUFFERS 2
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200 #endif
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201 /************ END REMOVE ME (Don't need anymore) ********/
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202
2
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203 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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204 #include "tErrorLib.h"
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205 static TErrorPool* s_ALmixerErrorPool = NULL;
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206 #endif
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207
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208 static ALboolean ALmixer_Initialized = 0;
0
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209 /* This should be set correctly by Init */
2
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210 static ALuint ALmixer_Frequency_global = ALMIXER_DEFAULT_FREQUENCY;
0
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211
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212 /* Will be initialized in Init */
2
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213 static ALint Number_of_Channels_global = 0;
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214 static ALint Number_of_Reserve_Channels_global = 0;
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215 static ALuint Is_Playing_global = 0;
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216
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217 #ifdef ENABLE_ALMIXER_THREADS
0
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218 /* This is for a simple lock system. It is not meant to be good,
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219 * but just sufficient to minimize/avoid threading issues
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220 */
2
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221 static SDL_mutex* s_simpleLock;
0
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222 static SDL_Thread* Stream_Thread_global = NULL;
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223 #endif
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224
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225
2
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226 #ifdef __APPLE__
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227 static ALvoid Internal_alcMacOSXMixerOutputRate(const ALdouble sample_rate)
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228 {
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229 static void (*alcMacOSXMixerOutputRateProcPtr)(const ALdouble) = NULL;
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230
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231 if(NULL == alcMacOSXMixerOutputRateProcPtr)
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232 {
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233 alcMacOSXMixerOutputRateProcPtr = alGetProcAddress((const ALCchar*) "alcMacOSXMixerOutputRate");
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234 }
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235
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236 if(NULL != alcMacOSXMixerOutputRateProcPtr)
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237 {
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238 alcMacOSXMixerOutputRateProcPtr(sample_rate);
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239 }
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240
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241 return;
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242 }
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243
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244 ALdouble Internal_alcMacOSXGetMixerOutputRate()
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245 {
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246 static ALdouble (*alcMacOSXGetMixerOutputRateProcPtr)(void) = NULL;
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247
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248 if(NULL == alcMacOSXGetMixerOutputRateProcPtr)
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249 {
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250 alcMacOSXGetMixerOutputRateProcPtr = alGetProcAddress((const ALCchar*) "alcMacOSXGetMixerOutputRate");
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251 }
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252
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253 if(NULL != alcMacOSXGetMixerOutputRateProcPtr)
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254 {
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255 return alcMacOSXGetMixerOutputRateProcPtr();
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256 }
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257
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258 return 0.0;
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259 }
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260 #endif
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261
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262 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
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263
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264 #if defined(__APPLE__)
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265 #include <QuartzCore/QuartzCore.h>
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266 #include <unistd.h>
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267 static CFTimeInterval s_ticksBaseTime = 0.0;
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268
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269 #elif defined(_WIN32)
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270 #define WIN32_LEAN_AND_MEAN
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271 #include <windows.h>
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272 #include <winbase.h>
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273 LARGE_INTEGER s_hiResTicksPerSecond;
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274 double s_hiResSecondsPerTick;
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275 LARGE_INTEGER s_ticksBaseTime;
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276 #else
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277 #include <unistd.h>
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278 #include <time.h>
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279 static struct timespec s_ticksBaseTime;
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280 #endif
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281 static void ALmixer_InitTime()
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282 {
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283 #if defined(__APPLE__)
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284 s_ticksBaseTime = CACurrentMediaTime();
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285
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286 #elif defined(_WIN32)
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287 LARGE_INTEGER hi_res_ticks_per_second;
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288 if(TRUE == QueryPerformanceFrequency(&hi_res_ticks_per_second))
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289 {
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290 QueryPerformanceCounter(&s_ticksBaseTime);
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291 s_hiResSecondsPerTick = 1.0 / hi_res_ticks_per_second;
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292 }
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293 else
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294 {
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295 ALMixer_SetError("Windows error: High resolution clock failed.");
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296 fprintf(stderr, "Windows error: High resolution clock failed. Audio will not work correctly.\n");
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297 }
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298 #else
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299 /* clock_gettime is POSIX.1-2001 */
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300 clock_gettime(CLOCK_MONOTONIC, &s_ticksBaseTime);
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301 #endif
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302
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303 }
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304 static ALuint ALmixer_GetTicks()
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305 {
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306 #if defined(__APPLE__)
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307 return (ALuint)((CACurrentMediaTime()-s_ticksBaseTime)*1000.0);
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308 #elif defined(_WIN32)
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309 LARGE_INTEGER current_time;
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310 QueryPerformanceCounter(&current_time);
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311 return (ALuint)((current_time.QuadPart - s_ticksBaseTime.QuadPart) * 1000 * s_hiResSecondsPerTick);
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312
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313 #else /* assuming POSIX */
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314 /* clock_gettime is POSIX.1-2001 */
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315 struct timespec current_time;
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316 clock_gettime(CLOCK_MONOTONIC, &current_time);
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317 return (ALuint)((current_time.tv_sec - s_ticksBaseTime.tv_sec)*1000.0 + (current_time.tv_nec - s_ticksBaseTime.tv_nsec) / 1000000);
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318 #endif
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319 }
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320 static void ALmixer_Delay(ALuint milliseconds_delay)
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321 {
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322 #if defined(_WIN32)
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323 Sleep(milliseconds_delay);
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324 #else
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325 usleep(milliseconds_delay);
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326 #endif
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327 }
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328 #else
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329 #include "SDL.h" /* For SDL_GetTicks(), SDL_Delay */
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330 #define ALmixer_GetTicks SDL_GetTicks
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331 #define ALmixer_Delay SDL_Delay
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332 #endif
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333
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334
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335
0
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336 /* If ENABLE_PARANOID_SIGNEDNESS_CHECK is used,
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337 * these values will be reset on Init()
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338 * Consider these values Read-Only.
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339 */
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340
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341 #define ALMIXER_SIGNED_VALUE 127
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342 #define ALMIXER_UNSIGNED_VALUE 255
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343
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344 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
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345 static ALushort SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
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346 static ALushort SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
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347 #else
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348 static const ALushort SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
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349 static const ALushort SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
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350 #endif
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351
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352
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353 /* This can be private instead of being in the header now that I moved
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354 * ALmixer_Data inside here.
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355 */
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356 typedef struct ALmixer_Buffer_Map ALmixer_Buffer_Map;
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357
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358
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359 struct ALmixer_Data
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360 {
2
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361 ALboolean decoded_all; /* dictates different behaviors */
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362 ALint total_time; /* total playing time of sample (msec) */
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363
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364 ALuint in_use; /* needed to prevent sharing for streams */
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365 ALboolean eof; /* flag for eof, only used for streams */
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366
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367 ALuint total_bytes; /* For predecoded */
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368 ALuint loaded_bytes; /* For predecoded (for seek) */
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369
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370 Sound_Sample* sample; /* SDL_Sound provides the data */
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371 ALuint* buffer; /* array of OpenAL buffers (at least 1 for predecoded) */
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372
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373 /* Needed for streamed buffers */
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374 ALuint max_queue_buffers; /* Max number of queue buffers */
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375 ALuint num_startup_buffers; /* Number of ramp-up buffers */
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376 ALuint num_buffers_in_use; /* number of buffers in use */
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377
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378 /* This stuff is for streamed buffers that require data access */
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379 ALmixer_Buffer_Map* buffer_map_list; /* translate ALbuffer to index
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380 and holds pointer to copy of data for
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381 data access */
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382 ALuint current_buffer; /* The current playing buffer */
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383
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384 /* Nvidia distribution refuses to recognize a simple buffer query command
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385 * unlike all other distributions. It's forcing me to redo the code
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386 * to accomodate this Nvidia flaw by making me maintain a "best guess"
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387 * copy of what I think the buffer queue state looks like.
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388 * A circular queue would a helpful data structure for this task,
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389 * but I wanted to avoid making an additional header requirement,
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390 * so I'm making it a void*
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391 */
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392 void* circular_buffer_queue;
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393
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394
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395 };
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396
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397 static struct ALmixer_Channel
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398 {
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399 ALboolean channel_in_use;
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400 ALboolean callback_update; /* For streaming determination */
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401 ALboolean needs_stream; /* For streaming determination */
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402 ALboolean halted;
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403 ALboolean paused;
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404 ALuint alsource;
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405 ALmixer_Data* almixer_data;
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406 ALint loops;
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407 ALint expire_ticks;
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408 ALuint start_time;
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409
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410 ALboolean fade_enabled;
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411 ALuint fade_expire_ticks;
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412 ALuint fade_start_time;
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413 ALfloat fade_inv_time;
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414 ALfloat fade_start_volume;
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415 ALfloat fade_end_volume;
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416 ALfloat max_volume;
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417 ALfloat min_volume;
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418
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419 /* Do we need other flags?
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420 ALbyte *samples;
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421 int volume;
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422 int looping;
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423 int tag;
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424 ALuint expire;
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425 ALuint start_time;
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426 Mix_Fading fading;
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427 int fade_volume;
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428 ALuint fade_length;
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429 ALuint ticks_fade;
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430 effect_info *effects;
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431 */
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432 } *ALmixer_Channel_List = NULL;
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433
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434 struct ALmixer_Buffer_Map
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435 {
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436 ALuint albuffer;
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437 ALint index; /* might not need */
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438 ALbyte* data;
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439 ALuint num_bytes;
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440 };
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parents: 0
diff changeset
441
0
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
442 /* This will be used to find a channel if the user supplies a source */
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Eric Wing <ewing . public |-at-| gmail . com>
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443 typedef struct Source_Map
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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444 {
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Eric Wing <ewing . public |-at-| gmail . com>
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445 ALuint source;
2
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diff changeset
446 ALint channel;
0
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
447 } Source_Map;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
448 /* Keep an array of all sources with their associated channel */
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Eric Wing <ewing . public |-at-| gmail . com>
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449 static Source_Map* Source_Map_List;
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
450
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
451 static int Compare_Source_Map(const void* a, const void* b)
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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452 {
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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453 return ( ((Source_Map*)a)->source - ((Source_Map*)b)->source );
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Eric Wing <ewing . public |-at-| gmail . com>
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454 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
455
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
456 /* Sort by channel instead of source */
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
457 static int Compare_Source_Map_by_channel(const void* a, const void* b)
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
458 {
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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459 return ( ((Source_Map*)a)->channel - ((Source_Map*)b)->channel );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
460 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
461
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
462 /* Compare by albuffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
463 static int Compare_Buffer_Map(const void* a, const void* b)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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464 {
1
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Eric Wing <ewing . public |-at-| gmail . com>
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465 return ( ((ALmixer_Buffer_Map*)a)->albuffer - ((ALmixer_Buffer_Map*)b)->albuffer );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
466 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
467
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
468 /* This is for the user defined callback via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
469 * ALmixer_ChannelFinished()
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
470 */
2
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diff changeset
471 static void (*Channel_Done_Callback)(ALint which_channel, ALuint al_source, ALmixer_Data* almixer_data, ALboolean finished_naturally, void* user_data) = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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472 static void* Channel_Done_Callback_Userdata = NULL;
2
279d0427ef26 Overhaul prep for first public release.
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diff changeset
473 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;
1
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
474 static void* Channel_Data_Callback_Userdata = NULL;
0
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
475
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
476
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
477 static void PrintQueueStatus(ALuint source)
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Eric Wing <ewing . public |-at-| gmail . com>
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478 {
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
479 ALint buffers_queued = 0;
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Eric Wing <ewing . public |-at-| gmail . com>
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480 ALint buffers_processed = 0;
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
481 ALenum error;
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
482
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
483 /* Get the number of buffers still queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
484 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
485 source,
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Eric Wing <ewing . public |-at-| gmail . com>
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486 AL_BUFFERS_QUEUED,
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Eric Wing <ewing . public |-at-| gmail . com>
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487 &buffers_queued
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Eric Wing <ewing . public |-at-| gmail . com>
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488 );
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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489
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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490 if((error = alGetError()) != AL_NO_ERROR)
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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491 {
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Eric Wing <ewing . public |-at-| gmail . com>
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492 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_queued: %s\n",
2
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Eric Wing <ewing . public |-at-| gmail . com>
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493 alGetString(error));
0
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Eric Wing <ewing . public |-at-| gmail . com>
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494 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
495 /* Get the number of buffers processed
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Eric Wing <ewing . public |-at-| gmail . com>
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496 * so we know if we need to refill
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
497 */
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
498 alGetSourcei(
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
499 source,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
500 AL_BUFFERS_PROCESSED,
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
501 &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
502 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
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503 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
504 {
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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505 fprintf(stderr, "Error in PrintQueueStatus, Can't get buffers_processed: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
506 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
507 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
508
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
509 fprintf(stderr, "For source: %d, buffers_queued=%d, buffers_processed=%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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510 source,
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
511 buffers_queued,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
512 buffers_processed);
1
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
513
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
514 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
515
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
516
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
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517
2
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diff changeset
518 static void Init_Channel(ALint channel)
0
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519 {
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
520
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
521 fprintf(stderr, "Init channel %d\n", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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522 ALmixer_Channel_List[channel].channel_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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523 ALmixer_Channel_List[channel].callback_update = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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524 ALmixer_Channel_List[channel].needs_stream = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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525 ALmixer_Channel_List[channel].paused = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
526 ALmixer_Channel_List[channel].halted = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
527 ALmixer_Channel_List[channel].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
528
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
529 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
530 ALmixer_Channel_List[channel].start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
531
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
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532 ALmixer_Channel_List[channel].fade_enabled = 0;
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
533 ALmixer_Channel_List[channel].fade_expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
534 ALmixer_Channel_List[channel].fade_start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
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535 ALmixer_Channel_List[channel].fade_inv_time = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
536 ALmixer_Channel_List[channel].fade_start_volume = 0.0f;
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
537 ALmixer_Channel_List[channel].fade_end_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
538 ALmixer_Channel_List[channel].max_volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
539 ALmixer_Channel_List[channel].min_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
540
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
541 ALmixer_Channel_List[channel].almixer_data = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
542 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
543 /* Quick helper function to clean up a channel
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
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544 * after it's done playing */
2
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
545 static void Clean_Channel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
546 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
547 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
548 ALmixer_Channel_List[channel].channel_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
549 ALmixer_Channel_List[channel].callback_update = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
550 ALmixer_Channel_List[channel].needs_stream = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
551 ALmixer_Channel_List[channel].paused = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
552 ALmixer_Channel_List[channel].halted = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
553 ALmixer_Channel_List[channel].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
554
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
555
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
556 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
557 ALmixer_Channel_List[channel].start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
558
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
559 ALmixer_Channel_List[channel].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
560 ALmixer_Channel_List[channel].fade_expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
561 ALmixer_Channel_List[channel].fade_start_time = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
562 ALmixer_Channel_List[channel].fade_inv_time = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
563 ALmixer_Channel_List[channel].fade_start_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
564 ALmixer_Channel_List[channel].fade_end_volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
565
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
566 alSourcef(ALmixer_Channel_List[channel].alsource, AL_MAX_GAIN,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
567 ALmixer_Channel_List[channel].max_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
568
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
569 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
570 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
571 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
572 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
573 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
574
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
575 alSourcef(ALmixer_Channel_List[channel].alsource, AL_MIN_GAIN,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
576 ALmixer_Channel_List[channel].min_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
577 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
578 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
579 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
580 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
581 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
582
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
583 if(ALmixer_Channel_List[channel].almixer_data != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
584 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
585 if(ALmixer_Channel_List[channel].almixer_data->in_use > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
586 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
587 ALmixer_Channel_List[channel].almixer_data->in_use--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
588 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
589 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
590 /* Needed to determine if rewind is needed, can't reset */
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 ALmixer_Channel_List[channel].almixer_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
593 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
594
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
595 ALmixer_Channel_List[channel].almixer_data = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
596 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
597
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
598
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
599 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
600 /* Not needed anymore because not doing any fileext checks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
601 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
602 * Unfortunately, strcasecmp isn't portable so here's a
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
603 * reimplementation of it (taken from SDL_sound)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
604 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
605 static int ALmixer_strcasecmp(const char* x, const char* y)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
606 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
607 int ux, uy;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
608
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
609 if (x == y) /* same pointer? Both NULL? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
610 return(0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
611
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
612 if (x == NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
613 return(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
614
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
615 if (y == NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
616 return(1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
618 do
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 ux = toupper((int) *x);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
621 uy = toupper((int) *y);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
622 if (ux > uy)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
623 return(1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
624 else if (ux < uy)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
625 return(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
626 x++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
627 y++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
628 } while ((ux) && (uy));
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 return(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 #endif
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 /* What shoud this return?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
636 * 127 for signed, 255 for unsigned
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
637 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
638 static ALubyte GetSignednessValue(ALushort format)
0
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 switch(format)
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 case AUDIO_U8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
643 case AUDIO_U16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
644 case AUDIO_U16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
645 return ALMIXER_UNSIGNED_VALUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
646 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
647 case AUDIO_S8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
648 case AUDIO_S16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
649 case AUDIO_S16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
650 return ALMIXER_SIGNED_VALUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
651 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
652 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
653 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
654 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
655 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
656 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
657
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
658
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
659 static ALubyte GetBitDepth(ALushort format)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
660 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
661 ALubyte bit_depth = 16;
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 switch(format)
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 case AUDIO_U8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
666 case AUDIO_S8:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
667 bit_depth = 8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
668 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
669
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
670 case AUDIO_U16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
671 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
672 case AUDIO_U16:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
673 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
674 case AUDIO_S16LSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
675 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
676 case AUDIO_S16:
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_U16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
679 case AUDIO_S16MSB:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
680 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
681 case AUDIO_U16SYS:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
682 case AUDIO_S16SYS:
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 bit_depth = 16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
685 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
686 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
687 bit_depth = 0;
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 return bit_depth;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
690 }
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 /* Need to translate between SDL/SDL_Sound audiospec
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
693 * and OpenAL conventions */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
694 static ALenum TranslateFormat(Sound_AudioInfo* info)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
695 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
696 ALubyte bit_depth;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
697
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
698 bit_depth = GetBitDepth(info->format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
699 if(0 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
700 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
701 fprintf(stderr, "Warning: Unknown bit depth. Setting to 16\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
702 bit_depth = 16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
703 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
704
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
705 if(2 == info->channels)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
706 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
707 if(16 == 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 return AL_FORMAT_STEREO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
710 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
711 else
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 return AL_FORMAT_STEREO8;
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
716 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
717 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
718 if(16 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
719 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
720 return AL_FORMAT_MONO16;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
721 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
722 else
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 return AL_FORMAT_MONO8;
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
727 /* Make compiler happy. Shouldn't get here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
728 return AL_FORMAT_STEREO16;
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
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
731
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
732 /* This will compute the total playing time
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
733 * based upon the number of bytes and audio info.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
734 * (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
735 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
736 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
737 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
738 double total_sec;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
739 ALuint total_msec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
740 ALuint bytes_per_sec;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
741
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
742 if(0 == total_bytes)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
743 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
744 return 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
745 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
746 /* To compute Bytes per second, do
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
747 * samples_per_sec * bytes_per_sample * number_of_channels
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
748 */
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
749 bytes_per_sec = frequency * bytes_per_sample * channels;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
750
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
751 /* Now to get total time (sec), do
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
752 * total_bytes / bytes_per_sec
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 total_sec = total_bytes / (double)bytes_per_sec;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
755
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
756 /* Now convert seconds to milliseconds
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
757 * 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
758 */
2
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parents: 1
diff changeset
759 total_msec = (ALuint) ( (total_sec * 1000) + 0.5 );
1
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
760 /*
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
761 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
762 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
763 return total_msec;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
764 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
765
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
766 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
767 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
768 ALuint bytes_per_sample;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
769
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
770 if(0 == total_bytes)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
771 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
772 return 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
773 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
774 /* 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
775 * 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
776 * 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
777 * 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
778 * 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
779 * 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
780 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
781 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
1
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
782
a8a8fe374984 Subversion era
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parents: 0
diff changeset
783 return Compute_Total_Time_Decomposed(bytes_per_sample, info->rate, info->channels, total_bytes);
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
784 } /* End Compute_Total_Time */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
785
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
786
2
279d0427ef26 Overhaul prep for first public release.
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parents: 1
diff changeset
787 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
788 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
789 double total_sec;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
790 ALuint bytes_per_sec;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
791 size_t total_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
792
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
793 if(0 >= total_msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
794 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
795 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
796 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
797 /* To compute Bytes per second, do
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
798 * samples_per_sec * bytes_per_sample * number_of_channels
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
799 */
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
800 bytes_per_sec = frequency * bytes_per_sample * channels;
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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 /* convert milliseconds to seconds */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
803 total_sec = total_msec / 1000.0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
804
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
805 /* Now to get total bytes */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
806 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
807
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
808 /* 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
809 */
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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 return total_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
812 }
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 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
815 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
816 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
817
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
818 if(0 >= total_msec)
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 0;
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 /* 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
823 * 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
824 * Divide by 8bits_per_bytes and you get bytes_per_sample
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
825 * I tested this under 32-bit and 64-bit and big and little endian
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
826 * 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
827 * 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
828 */
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
829 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
830
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parents: 1
diff changeset
831 return Compute_Total_Bytes_Decomposed(bytes_per_sample, info->rate, info->channels, total_msec);
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
832 }
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
833
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
834 /* 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
835 * 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
836 */
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parents: 1
diff changeset
837 static size_t Compute_Total_Bytes_With_Frame_Padding(Sound_AudioInfo *info, ALuint total_msec)
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
838 {
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
839 ALuint bytes_per_sample;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
840 ALuint bytes_per_frame;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
841 size_t evenly_divisible_frames;
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Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
842 size_t remainder_frames;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
843 size_t return_bytes;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
844
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parents: 1
diff changeset
845 size_t total_bytes = Compute_Total_Bytes(info, total_msec);
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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 bytes_per_sample = (ALuint) ((info->format & 0xFF) / 8);
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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 bytes_per_frame = bytes_per_sample * info->channels;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
850
279d0427ef26 Overhaul prep for first public release.
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parents: 1
diff changeset
851 evenly_divisible_frames = total_bytes / bytes_per_frame;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
852 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
853
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
854 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
855
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
856 /* 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
857 * 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
858 * 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
859 * 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
860 * 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
861 * 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
862 * However, I think currently the way SDL_sound is implemented,
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
863 * 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
864 * 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
865 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
866 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
867 return_bytes += 64;
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Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
868 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
869 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
870 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
871 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
872 return return_bytes;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
873
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
874 }
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
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
878
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
879 /**************** REMOVED ****************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
880 /* This was removed because I originally thought
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
881 * OpenAL could return a pointer to the buffer data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
882 * but I was wrong. If something like that is ever
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
883 * implemented, then this might become useful.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
884 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
885 #if 0
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Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
886 /* Reconstruct_Sound_Sample and Set_AudioInfo only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
887 * are needed if the Seek memory optimization is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
888 * used. Also, the Loki dist doesn't seem to support
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
889 * AL_DATA which I need for it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
890 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
891 #ifndef DISABLE_SEEK_MEMORY_OPTIMIZATION
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
892
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
893 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
894 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
895 info->rate = (ALuint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
896 info->channels = (ALubyte)channels;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
897
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
898 /* Not sure if it should be signed or unsigned. Hopefully
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
899 * that detail won't be needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
900 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
901 if(8 == bits)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
902 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
903 info->format = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
904 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
905 else
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 info->format = AUDIO_U16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
908 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
909 fprintf(stderr, "Audio info: freq=%d, chan=%d, format=%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
910 info->rate, info->channels, info->format);
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 }
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
915 static ALint Reconstruct_Sound_Sample(ALmixer_Data* data)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
916 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
917 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
918 ALint* data_from_albuffer;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
919 ALint freq;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
920 ALint bits;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
921 ALint channels;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
922 ALint size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
923
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
924 /* Create memory all initiallized to 0. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
925 data->sample = (Sound_Sample*)calloc(1, sizeof(Sound_Sample));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
926 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
927 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
928 ALmixer_SetError("Out of memory for Sound_Sample");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
929 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
930 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
931
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
932 /* Clear errors */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
933 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
934
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
935 alGetBufferi(data->buffer[0], AL_FREQUENCY, &freq);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
936 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
937 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
938 ALmixer_SetError("alGetBufferi(AL_FREQUENCY): %s", alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
939 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
940 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
941 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
942 }
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_BITS, &bits);
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_BITS): %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_CHANNELS, &channels);
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_CHANNELS): %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_SIZE, &size);
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_SIZE): %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_DATA, data_from_albuffer);
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_DATA): %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 if(size <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
981 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
982 ALmixer_SetError("No data in al buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
983 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
984 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
985 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
986 }
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 /* Now that we have all the attributes, we need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
989 * allocate memory for the buffer and reconstruct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
990 * the AudioInfo attributes.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
991 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
992 data->sample->buffer = malloc(size*sizeof(ALbyte));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
993 if(NULL == data->sample->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
994 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
995 ALmixer_SetError("Out of memory for sample->buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
996 free(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
997 data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
998 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
999 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1000
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1001 memcpy(data->sample->buffer, data_from_albuffer, size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1002 data->sample->buffer_size = size;
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 /* Fill up the Sound_AudioInfo structures */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1005 Set_AudioInfo(&data->sample->desired, freq, bits, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1006 Set_AudioInfo(&data->sample->actual, freq, bits, channels);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1007
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1008 return 0;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1011 #endif /* End DISABLE_SEEK_MEMORY_OPTIMIZATION */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1012 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1013 /*************** END REMOVED *************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1014
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1015 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
1016 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1017 if(NULL == Channel_Done_Callback)
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 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1020 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1021 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
1022 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1023
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1024 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
1025 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1026 /* Only the first value is used for the key */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1027 ALmixer_Buffer_Map key = { 0, 0, NULL, 0 };
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1028 ALmixer_Buffer_Map* found_item = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1029 key.albuffer = buffer;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1030
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1031 /* Use the ANSI C binary search feature (yea!) */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1032 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
1033 if(NULL == found_item)
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 ALmixer_SetError("Can't find buffer");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1036 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1037 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1038 return found_item->index;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1041
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1042 /* FIXME: Need to pass back additional info to be useful.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1043 * Bit rate, stereo/mono (num chans), time in msec?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1044 * Precoded/streamed flag so user can plan for future data?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1045 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1046 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1047 * channels: 1 for mono, 2 for stereo
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1048 *
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1049 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1050 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
1051 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1052 ALboolean is_unsigned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1053 ALubyte bits_per_sample = GetBitDepth(format);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1054 ALuint bytes_per_sample;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1055 ALuint length_in_msec;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1056
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1057 if(GetSignednessValue(format) == ALMIXER_UNSIGNED_VALUE)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1058 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1059 is_unsigned = 1;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1060 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1061 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1062 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1063 is_unsigned = 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1064 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1065
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1066 bytes_per_sample = (ALuint) (bits_per_sample / 8);
1
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 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
1069
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1070 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1071 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
1072 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1073 if(NULL == Channel_Data_Callback)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1074 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1075 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1076 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1077 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
1078 * 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
1079 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1080 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
1081 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1082
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1083 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
1084 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1085 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1086 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1087 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1088 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1089 /* 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
1090 * we must adjust the buffer to the seek position
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1091 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1092 Invoke_Channel_Data_Callback(channel,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1093 (((ALbyte*) data->sample->buffer) + (data->total_bytes - data->loaded_bytes) ),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1094 data->loaded_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1095 data->sample->desired.rate,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1096 data->sample->desired.channels,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1097 data->sample->desired.format,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1098 AL_TRUE
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1099 );
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1102 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
1103 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1104 ALint index;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1105 if(NULL == data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1106 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1107 return;
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 index = LookUpBuffer(buffer, data->buffer_map_list, data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1110 /* This should catch the case where all buffers are unqueued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1111 * and the "current" buffer is id: 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1112 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1113 if(-1 == index)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1114 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1115 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1116 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1117 Invoke_Channel_Data_Callback(channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1118 data->buffer_map_list[index].data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1119 data->buffer_map_list[index].num_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1120 data->sample->desired.rate,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1121 data->sample->desired.channels,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1122 data->sample->desired.format,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1123 AL_FALSE
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1124 );
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1127 /* From SDL_Sound's playsound. Converts milliseconds to byte positions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1128 * This is needed for seeking on predecoded samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1129 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1130 static ALuint Convert_Msec_To_Byte_Pos(Sound_AudioInfo *info, ALuint ms)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1131 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1132 float frames_per_ms;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1133 ALuint frame_offset;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1134 ALuint frame_size;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1135 fprintf(stderr, "In convert\n" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1136 if(info == NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1137 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1138 fprintf(stderr, "Error, info is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1139 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1140 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1141 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1142 fprintf(stderr, "Not an error: info is not NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1143 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1144 fprintf(stderr, "The rate=%d\n", info->rate);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1145
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1146 /* "frames" == "sample frames" */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1147 frames_per_ms = ((float) info->rate) / 1000.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1148 fprintf(stderr, "%f\n", frames_per_ms);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1149 frame_offset = (ALuint) (frames_per_ms * ((float) ms));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1150 fprintf(stderr, "%d\n", frame_offset);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1151 frame_size = (ALuint) ((info->format & 0xFF) / 8) * info->channels;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1152 fprintf(stderr, "%d\n", frame_size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1153 return(frame_offset * frame_size);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1154 } /* cvtMsToBytePos */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1155
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1156 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
1157 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1158 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1159 /* clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1160 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1161
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1162 /* Is it greater than, or greater-than or equal to ?? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1163 if(byte_position > data->total_bytes)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1164 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1165 /* We can't go past the end, so set to end? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1166 fprintf(stderr, "Error, can't seek past end\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1167
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1168 /* In case the below thing doesn't work,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1169 * just rewind the whole thing.
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 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1172 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1173 (ALbyte*) data->sample->buffer,
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1174 data->total_bytes,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1175 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1176 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1177 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1178
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1179 /* I was trying to set to the end, (1 byte remaining),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1180 * but I was getting freezes. I'm thinking it might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1181 * 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
1182 * 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
1183 * artifact. 8 seemed to work okay.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1184 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1185 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1186 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1187 (((ALbyte*) data->sample->buffer) + (data->total_bytes - 8) ),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1188 8,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1189 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1190 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1191 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1192 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1193 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
1194 return -1;
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 /* 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
1197 * 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
1198 * size for its own purposes or return the original size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1199 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1200 data->loaded_bytes = 8;
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 /* Not sure if this should be an error or not */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1203 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1204 ALmixer_SetError("Can't Seek past end");
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 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1208 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1209
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1210 alBufferData(data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1211 TranslateFormat(&data->sample->desired),
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1212 &(((ALbyte*)data->sample->buffer)[byte_position]),
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1213 data->total_bytes - byte_position,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1214 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1215 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1216 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1217 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1218 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1219 return -1;
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 /* 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
1222 * 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
1223 * size for its own purposes or return the original size
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1224 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1225 data->loaded_bytes = data->total_bytes - byte_position;
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 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1228 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1229
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1230 /* Because we have multiple queue buffers and OpenAL won't let
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1231 * 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
1232 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1233 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
1234 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1235 ALint index;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1236 /* We only want to copy if access_data is true.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1237 * This is determined by whether memory has been
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1238 * allocated in the buffer_map_list or not
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 if(NULL == data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1241 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1242 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1243 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1244 index = LookUpBuffer(buffer, data->buffer_map_list, data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1245 if(-1 == index)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1246 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1247 fprintf(stderr, ">>>>>>>CopyData catch, albuffer=%d\n",buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1248 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1249 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1250 /* Copy the data to the access buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1251 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
1252 data->buffer_map_list[index].num_bytes = data->sample->buffer_size;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1253
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1254 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1255 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1256
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1257
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1258 /* For streamed data, gets more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1259 * and prepares it in the active Mix_chunk
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1260 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1261 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
1262 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1263 ALuint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1264 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1265 if(NULL == data)
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 ALmixer_SetError("Cannot GetMoreData() because ALmixer_Data* is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1268 return 0;
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 bytes_decoded = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1272 if(data->sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1273 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1274 fprintf(stderr, "Sound_Decode triggered an ERROR>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1275 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1276 /* Force cleanup through FreeData
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1277 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1278 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1279 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1280 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1281
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1282 /* 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
1283
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1284 /* Don't forget to add check for EOF */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1285 /* 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
1286 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1287 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1288 data->eof = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1289
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1290 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1291 fprintf(stderr, "Hit eof while trying to buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1292 if(data->sample->flags & SOUND_SAMPLEFLAG_EOF)
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 fprintf(stderr, "\tEOF flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1295 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1296 if(data->sample->flags & SOUND_SAMPLEFLAG_CANSEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1297 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1298 fprintf(stderr, "\tCanSeek flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1299 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1300 if(data->sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1301 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1302 fprintf(stderr, "\tEAGAIN flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1303 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1304 if(data->sample->flags & SOUND_SAMPLEFLAG_NONE)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1305 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1306 fprintf(stderr, "\tNONE flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1307 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1308 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1309 return 0;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1312 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1313 /******* REMOVE ME ********************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1314 /***************** ANOTHER EXPERIEMENT *******************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1315 /* The PROBLEM: It seems that the Loki distribution has problems
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1316 * 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
1317 * and additional buffers must come after it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1318 * The behavior is inconsistent, but one of several things
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1319 * usually happens:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1320 * Playback is normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1321 * Playback immediately stops after the non-pow2 buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1322 * Playback gets distorted on the non-pow2 buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1323 * The entire program segfaults.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1324 * 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
1325 * and hope that SDL_sound always fill it. (By lucky coincidence,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1326 * I already submitted the Ogg fix.) However, this won't catch
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1327 * 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
1328 * file is typically less than the buffer size.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1329 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1330 * This fix addresses this issue, however it may break in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1331 * other conditions. Always decode in buffer sizes of powers of 2.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1332 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1333 * The HACK:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1334 * 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
1335 * to meet the user requested buffer_size which
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1336 * is probably a nice number OpenAL likes, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1337 * hopes to avoid a possible Loki bug with
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1338 * short buffers. If looping (which is the main
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1339 * reason for this), the negative side effect is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1340 * that it may take longer for the loop to start
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1341 * because it must play dead silence. Or if the decoder
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1342 * doesn't guarantee to return the requested bytes
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1343 * (like Ogg), then you will get breakup in between
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1344 * packets.
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 if( (bytes_decoded) < data->sample->buffer_size)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1347 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1348 ALubyte bit_depth;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1349 ALubyte signedness_value;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1350 int silence_value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1351 /* Crap, memset value needs to be the "silent" value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1352 * but it will differ for signed/unsigned and bit depth
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1353 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1354 bit_depth = GetBitDepth(data->sample->desired.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1355 signedness_value = GetSignednessValue(data->sample->desired.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1356 if(ALMIXER_SIGNED_VALUE == signedness_value)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1357 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1358 /* 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
1359 * "silent" value */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1360 silence_value = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1361 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1362 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1363 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1364 if(8 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1365 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1366 /* 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
1367 silence_value = 127;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1368 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1369 else
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 /* 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
1372 silence_value = 32767;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1373 }
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 /* Now fill up the rest of the data buffer with the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1376 * silence_value.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1377 * 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
1378 * this part since the data is for internal use only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1379 * at this point.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1380 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1381 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
1382 /* Now reset the bytes_decoded to reflect the entire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1383 * buffer to tell alBufferData what our full size is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1384 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1385 fprintf(stderr, "ALTERED bytes decoded for silence: Original end was %d\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1386 bytes_decoded = data->sample->buffer_size;
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 /*********** END EXPERIMENT ******************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1389 /******* END REMOVE ME ********************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1390 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1391
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1392 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1393 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1394 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1395 alBufferData(buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1396 TranslateFormat(&data->sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1397 data->sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1398 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1399 data->sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1400 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1401 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1402 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1403 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1404 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1405 }
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 /* 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
1408 * (the function will do the check for us)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1409 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1410 CopyDataToAccessBuffer(data, bytes_decoded, buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1411 return bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1412 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1413
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1414
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1417 /******************** EXPERIEMENT ****************************
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1418 * Test function to force maximum buffer filling during loops
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1419 * REMOVE LATER
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 #if 0
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1422 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
1423 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1424 ALint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1425 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1426 if(NULL == data)
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 ALmixer_SetError("Cannot GetMoreData() because ALmixer_Data* is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1429 return -1;
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 if(AL_FALSE == alIsBuffer(buffer))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1433 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1434 fprintf(stderr, "NOT A BUFFER>>>>>>>>>>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1435 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1436 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1437 fprintf(stderr, "Entered GetMoreData222222: buffer id is %d\n", buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1438
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1439 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1440 fprintf(stderr, "Decode in GetMoreData\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1441 */
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 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1444 if(buffer%2 == 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 fprintf(stderr, "Setting buffer size to 16384\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1447 Sound_SetBufferSize(data->sample, 16384);
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 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1450 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1451 fprintf(stderr, "Setting buffer size to 8192\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1452 Sound_SetBufferSize(data->sample, 8192);
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 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1455
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1456 bytes_decoded = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1457 if(data->sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1458 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1459 fprintf(stderr, "Sound_Decode triggered an ERROR>>>>>>\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1460 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1461 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1462 Sound_FreeSample(data->sample);
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 return -1;
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 /* Don't forget to add check for EOF */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1467 /* 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
1468 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1469 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1470 #if 1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1471 fprintf(stderr, "Hit eof while trying to buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1472 data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1473 if(data->sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1474 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1475 fprintf(stderr, "\tEOF flag\n");
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 if(data->sample->flags & SOUND_SAMPLEFLAG_CANSEEK)
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 fprintf(stderr, "\tCanSeek flag\n");
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 if(data->sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1482 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1483 fprintf(stderr, "\tEAGAIN flag\n");
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(data->sample->flags & SOUND_SAMPLEFLAG_NONE)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1486 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1487 fprintf(stderr, "\tNONE flag\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1488 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1489 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1490 return 0;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1493 if(bytes_decoded < 16384)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1494 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1495 char* tempbuffer1 = (char*)malloc(16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1496 char* tempbuffer2 = (char*)malloc(16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1497 int retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1498 memcpy(tempbuffer1, data->sample->buffer, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1499 retval = Sound_SetBufferSize(data->sample, 16384-bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1500 if(retval == 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1501 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1502 ALuint new_bytes;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1503 Sound_Rewind(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1504 new_bytes = Sound_Decode(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1505 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
1506
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1507 memcpy(tempbuffer2, data->sample->buffer, new_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1508
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1509 retval = Sound_SetBufferSize(data->sample, 16384);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1510 fprintf(stderr, "Finished reset...now danger copy\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1511 memcpy(data->sample->buffer, tempbuffer1,bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1512
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1513 fprintf(stderr, "Finished reset...now danger copy2\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1514 memcpy( &( ((char*)(data->sample->buffer))[bytes_decoded] ), tempbuffer2, new_bytes);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1515
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1516 fprintf(stderr, "Finished \n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1517
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1518 free(tempbuffer1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1519 free(tempbuffer2);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1520 bytes_decoded += new_bytes;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1521 fprintf(stderr, "ASSERT bytes should equal 16384: %d\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1522 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1523 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1524 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1525 fprintf(stderr, "Experiment failed: %s\n", Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1526 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1529 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1530 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1531 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1532 alBufferData(buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1533 TranslateFormat(&data->sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1534 data->sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1535 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1536 data->sample->desired.rate
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 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1539 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1540 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1541 return -1;
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 fprintf(stderr, "GetMoreData2222 returning %d bytes decoded\n", bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1545 return bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1546 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1547 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1548
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1549 /************ END EXPERIEMENT - REMOVE ME *************************/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1550
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1551
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1554
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1555
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1556
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 /* This function will look up the source for the corresponding channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1560 /* 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
1561 static ALuint Internal_GetSource(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1562 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1563 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1564 /* Make sure channel is in bounds */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1565 if(channel >= Number_of_Channels_global)
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 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
1568 return 0;
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 /* If the user specified -1, then return the an available source */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1571 if(channel < 0)
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 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
1574 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1575 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1576 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1577 return ALmixer_Channel_List[i].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1578 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1579 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1580 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1581 /* Error message seems too harsh
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1582 ALmixer_SetError("All sources are in use");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1583 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1584 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1585 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1586 /* Last case: Return the source for the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1587 return ALmixer_Channel_List[channel].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1588 }
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 /* 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
1591 static ALint Internal_GetChannel(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1592 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1593 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1594 /* Only the first value is used for the key */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1595 Source_Map key = { 0, 0 };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1596 Source_Map* found_item = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1597 key.source = source;
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 /* If the source is 0, look up the first available channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1600 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1601 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1602 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
1603 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1604 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1605 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1606 return i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1607 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1608 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1609 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1610 /* Error message seems too harsh
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1611 ALmixer_SetError("All channels are in use");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1612 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1613 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1614 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1615
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 /* Else, look up the source and return the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1618 if(AL_FALSE == alIsSource(source))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1619 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1620 ALmixer_SetError("Is not a source");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1621 return -1;
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 /* Use the ANSI C binary search feature (yea!) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1625 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
1626 if(NULL == found_item)
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 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
1629 return -1;
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 return found_item->channel;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1632 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1633
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1636 /* This function will find the first available channel (not in use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1637 * from the specified start channel. Reserved channels to not qualify
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1638 * as available.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1639 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1640 static ALint Internal_FindFreeChannel(ALint start_channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1641 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1642 /* Start at the number of reserved so we skip over
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1643 * all the reserved channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1644 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1645 ALint i = Number_of_Reserve_Channels_global;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1646 /* Quick check to see if we're out of bounds */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1647 if(start_channel >= Number_of_Channels_global)
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 return -1;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1652 /* If the start channel is even higher than the reserved,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1653 * then start at the higher value.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1654 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1655 if(start_channel > Number_of_Reserve_Channels_global)
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 i = start_channel;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1658 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1659
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1660 /* i has already been set */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1661 for( ; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1662 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1663 if( ! ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1664 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1665 return i;
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1668 /* If we get here, all sources are in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1669 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1670 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1673
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1674 /* 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
1675 * or 0 for error
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1676 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1677 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
1678 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1679 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1680 ALint counter = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1681 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1682 ALint buffers_still_queued;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1683 ALint buffers_processed;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1684
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1685 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1686 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1687 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
1688 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1689 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1690 /* 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
1691 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1692 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1693 fprintf(stderr, "Halt on channel %d\n", channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1694 /* 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
1695 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
1696 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1697 alSourceStop(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1698 if((error = alGetError()) != AL_NO_ERROR)
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 fprintf(stderr, "14Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1701 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1702 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1703 /* 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
1704 * 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
1705 * 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
1706 * 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
1707 * 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
1708 * 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
1709 * 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
1710 * 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
1711 * 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
1712 * 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
1713 * still-queued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1714 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1715 fprintf(stderr, "Halt on channel %d, channel in use\n", channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1716 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1717 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1718 AL_BUFFERS_QUEUED, &buffers_still_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1719 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1720 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1721 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1722 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
1723 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1724 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
1725 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1726 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1727 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1728 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1729 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1730 AL_BUFFERS_PROCESSED, &buffers_processed
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1731 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1732 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1733 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1734 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
1735 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1736 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
1737 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1738 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1739 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1740 /* 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
1741 * to clear the source
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1742 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1743 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
1744 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1745 alSourcei(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1746 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1747 AL_NONE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1748 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1749 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1750 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
1751 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1752 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
1753 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1754 retval = -1;
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 }
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 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
1759
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1760 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1761 Is_Playing_global--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1762 /* Launch callback for consistency? */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1763 Invoke_Channel_Done_Callback(channel, did_finish_naturally);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1764 counter++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1765 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1766 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1767 /* 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
1768 else
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 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1771 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
1772 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1773 fprintf(stderr, "Halting channel %d\n", i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1774 fprintf(stderr, "in use %d\n", 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
1775 /* 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
1776 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
1777 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1778 fprintf(stderr, "SourceStop %d\n", i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1779 alSourceStop(ALmixer_Channel_List[i].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1780 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1781 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1782 fprintf(stderr, "19Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1783 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1784 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1785
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1786 /* 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
1787 * 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
1788 * 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
1789 * 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
1790 * 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
1791 * 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
1792 * 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
1793 * 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
1794 * 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
1795 * 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
1796 * still-queued buffers.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1797 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1798 fprintf(stderr, "Halt on channel %d, channel in use\n", channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1799 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1800 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1801 AL_BUFFERS_QUEUED, &buffers_still_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1802 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1803 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1804 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1805 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
1806 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1807 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
1808 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1809 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1810 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1811 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1812 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1813 AL_BUFFERS_PROCESSED, &buffers_processed
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 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1816 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1817 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
1818 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1819 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
1820 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1821 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1822 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1823 /* 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
1824 * to clear the source
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1825 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1826 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
1827 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1828 alSourcei(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1829 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1830 AL_NONE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1831 if((error = alGetError()) != AL_NO_ERROR)
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 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
1834 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1835 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
1836 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1837 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1838 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1839 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1840
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1841 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
1842
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1843 fprintf(stderr, "Clean channel %d\n", i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1844 Clean_Channel(i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1845 Is_Playing_global--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1846 /* Launch callback for consistency? */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1847 fprintf(stderr, "Callback%d\n", i);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1848 Invoke_Channel_Done_Callback(i, did_finish_naturally);
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 /* Increment the counter */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1851 counter++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1852 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1853 /* 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
1854 * are bugs.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1855 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1856 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1857 else
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 alSourceStop(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1860 / * 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
1861 * data will get messed up * /
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1862 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1863 }
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 /* Just in case */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1866 Is_Playing_global = 0;
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 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1869 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1870 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1871 return -1;
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 return counter;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1874 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1875
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 /* 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
1878 * 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
1879 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1880 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
1881 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1882 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1883 if(0 == source)
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 /* 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
1886 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
1887 }
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 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1890 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1891 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1892 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
1893 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1894 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1895 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
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
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1899
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1900 /* Note: Behaves, almost like SDL_mixer, but keep in mind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1901 * that there is no "music" channel anymore, so 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1902 * will remove everything. (Note, I no longer allow 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1903 * so it gets set to the default number.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1904 * Also, callbacks for deleted channels will not be called.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1905 * I really need to do error checking, for realloc and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1906 * GenSources, but reversing the damage is too painful
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1907 * 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
1908 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1909 static ALint Internal_AllocateChannels(ALint numchans)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1910 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1911 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1912 int i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1913 /* Return info */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1914 if(numchans < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1915 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1916 return Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1917 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1918 if(0 == numchans)
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 numchans = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1921 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1922 /* No change */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1923 if(numchans == Number_of_Channels_global)
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 /* We need to increase the number of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1928 if(numchans > Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1929 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1930 /* Not sure how safe this is, but SDL_mixer does it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1931 * the same way */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1932 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
1933
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1934 /* 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
1935 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
1936
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1937 for(i=Number_of_Channels_global; i<numchans; i++)
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 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1940 /* Generate a new source and associate it with the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1941 alGenSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1942 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1943 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1944 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
1945 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1946 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1947 /* Copy the source so the SourceMap has it too */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1948 Source_Map_List[i].source = ALmixer_Channel_List[i].alsource;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1949 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1950 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1951 * be done that can't happen until the source is set
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 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1954 }
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 /* 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
1957 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1958 qsort(Source_Map_List, numchans, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1959
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1960 Number_of_Channels_global = numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1961 return numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1962 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1963 /* Need to remove channels. This might be dangerous */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1964 if(numchans < Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1965 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1966 for(i=numchans; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1967 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1968 /* Halt the channel */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1969 Internal_HaltChannel(i, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1970
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1971 /* Delete source associated with the channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1972 alDeleteSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1973 if((error = alGetError()) != AL_NO_ERROR)
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 fprintf(stderr, "13Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
1976 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1977 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1978 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1981 /* Not sure how safe this is, but SDL_mixer does it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1982 * the same way */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1983 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
1984
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1985 /* The tricky part is that we must remove the entries
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1986 * in the source map that correspond to the deleted channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1987 * 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
1988 * in order.
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 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
1991
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1992 /* 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
1993 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
1994
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1995 /* 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
1996 qsort(Source_Map_List, numchans, sizeof(Source_Map), Compare_Source_Map);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1997
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1998 /* Reset the number of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
1999 Number_of_Channels_global = numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2000 return numchans;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2001 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2002 /* Shouldn't ever reach here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2003 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2004
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2005 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2006
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2007 static ALint Internal_ReserveChannels(ALint num)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2008 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2009 /* Can't reserve more than the max num of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2010 /* Actually, I'll allow it for people who just want to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2011 * set the value really high to effectively disable
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2012 * auto-assignment
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 /* Return the current number of reserved channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2016 if(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 return Number_of_Reserve_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2019 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2020 Number_of_Reserve_Channels_global = num;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2021 return Number_of_Reserve_Channels_global;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2025 /* This will rewind the SDL_Sound sample for streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2026 * samples and start buffering up the data for the next
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2027 * playback. This may require samples to be halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2028 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2029 static ALint Internal_RewindData(ALmixer_Data* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2030 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2031 ALint retval = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2032 /*
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2033 ALint bytes_returned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2034 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2035 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2036 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2037 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2038 ALmixer_SetError("Cannot rewind because data is NULL\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2039 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2040 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2041
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2042
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2043 /* Might have to require Halt */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2044 /* Okay, we assume Halt or natural stop has already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2045 * cleared the data buffers
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 if(data->in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2048 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2049 fprintf(stderr, "Warning sample is in use. May not be able to rewind\n");
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 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
2052 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2053 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2054 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2057 /* Because Seek can alter things even in predecoded data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2058 * decoded data must also be rewound
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2059 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2060 if(data->decoded_all)
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 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2063
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2064 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2065 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2066 /* Since we can't seek predecoded stuff, it should be rewound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2067 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2068 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2069 /* This case is if the Sound_Sample has been deleted.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2070 * It assumes the data is already at the beginning.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2071 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2072 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2073 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2074 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2075 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2076 /* Else, the sample has already been reallocated,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2077 * and we can fall to normal behavior
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2078 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2079 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2080 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2081 /* If access_data, was enabled, the sound sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2082 * still exists and we can do stuff.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2083 * If it's NULL, we can't do anything, but
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2084 * it should already be "rewound".
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2085 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2086 if(NULL == data->sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2087 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2088 return 0;
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 /* Else, the sample has already been reallocated,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2091 * and we can fall to normal behavior
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2092 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2093
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2094 Set_Predecoded_Seek_Position(data, 0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2095 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2096 return data->total_bytes;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2097 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2098 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2099 }
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 /* Remaining stuff for streamed data */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2102
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2103 fprintf(stderr, "Rewinding for stream\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2104 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2105 retval = Sound_Rewind(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2106 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2107 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2108 ALmixer_SetError( Sound_GetError() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2109 return -1;
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 fprintf(stderr, "Rewinding succeeded\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2112 fprintf(stderr, "calling GetMoreData for Rewinding for stream\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2113 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2114 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2115 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2116 for(i=0; i<data->num_buffers; i++)
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 bytes_returned = GetMoreData(data, data->buffer[i]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2119 if(-1 == bytes_returned)
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 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2122 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2123 else if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2124 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2125 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2126 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2127 retval += bytes_returned;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2128
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2129 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2130 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2131
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2132
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2133 fprintf(stderr, "end Rewinding for stream\n");
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 return retval;
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
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2141 static ALint Internal_RewindChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2142 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2143 ALint retval = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2144 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2145 ALint state;
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 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2148 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2149 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
2150 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2151 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2152
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2153 if((error = alGetError()) != AL_NO_ERROR)
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 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
2156 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2157 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2158 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2159 alGetError();
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 the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2162 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2163 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2164 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2165 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2166 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2167
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2168 /* What should I do? Do I just rewind the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2169 * or also rewind the data? Since the data is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2170 * shared, let's make it the user's responsibility
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2171 * to rewind the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2172 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2173 if(ALmixer_Channel_List[channel].almixer_data->decoded_all)
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 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2176 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2177 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2178 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2179 if((error = alGetError()) != AL_NO_ERROR)
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 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
2182 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2183 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2184 alSourceRewind(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2185 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2188 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2189 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2190 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2191 /* Need to resume playback if it was originally playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2192 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2193 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2194 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2195 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2196 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2197 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2198 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2199 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2200 }
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 else if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2203 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2204 /* HACK: The problem is that when paused, after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2205 * the Rewind, I can't get it off the INITIAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2206 * state without restarting
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2207 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2208 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2209 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2210 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2211 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
2212 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2213 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2214 alSourcePause(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2215 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2216 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2217 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2218 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2219 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2220 }
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2223 else
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 /* Streamed data is different. Rewinding the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2226 * does no good. Rewinding the data will have an
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2227 * effect, but it will be lagged based on how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2228 * much data is queued. Recommend users call Halt
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2229 * before rewind if they want immediate results.
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 retval = Internal_RewindData(ALmixer_Channel_List[channel].almixer_data);
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2234 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2235 /* The user wants to rewind all channels */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2236 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2237 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2238 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2239 for(i=0; i<Number_of_Channels_global; i++)
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 fprintf(stderr, "in use %d\n", ALmixer_Channel_List[i].channel_in_use );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2242 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2243 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2244 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2245 /* What should I do? Do I just rewind the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2246 * or also rewind the data? Since the data is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2247 * shared, let's make it the user's responsibility
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2248 * to rewind the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2249 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2250 if(ALmixer_Channel_List[i].almixer_data->decoded_all)
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 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2253 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2254 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2255 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2256 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2257 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2258 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
2259 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2260 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2261 alSourceRewind(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2262 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2263 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2264 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2265 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2266 retval = -1;
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 /* Need to resume playback if it was originally playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2269 if(AL_PLAYING == state)
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 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2272 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2273 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2274 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2275 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2276 retval = -1;
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2279 else if(AL_PAUSED == state)
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 /* HACK: The problem is that when paused, after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2282 * the Rewind, I can't get it off the INITIAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2283 * state without restarting
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 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2286 if((error = alGetError()) != AL_NO_ERROR)
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 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
2289 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2290 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2291 alSourcePause(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2292 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2293 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2294 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2295 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2296 retval = -1;
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2299 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2300 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2301 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2302 /* Streamed data is different. Rewinding the channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2303 * does no good. Rewinding the data will have an
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2304 * effect, but it will be lagged based on how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2305 * much data is queued. Recommend users call Halt
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2306 * before rewind if they want immediate results.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2307 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2308 retval = Internal_RewindData(ALmixer_Channel_List[i].almixer_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2309 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2310 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2311 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2312 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2313 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2314 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2315
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2316
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2317 static ALint Internal_RewindSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2318 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2319 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2320 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2321 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2322 return Internal_RewindChannel(-1) + 1;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2323 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2324
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2325 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2326 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2327 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2328 ALmixer_SetError("Cannot rewind source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2329 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2330 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2331 return Internal_RewindChannel(channel) + 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2332 }
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2335
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2336
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2337
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2338 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
2339 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2340 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2341 int ret_flag = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2342 if(NULL == data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2343 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2344 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
2345 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2346 }
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 /* 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
2349 * 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
2350 * 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
2351 * 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
2352 * 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
2353 * to prevent sharing
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 if(0 == data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2356 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2357 if(data->in_use)
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 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
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 /* 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
2364 * This mainly affects streamed files,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2365 * so the check is placed here
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2366 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2367 if(data->eof)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2368 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2369 if( -1 == Internal_RewindData(data) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2370 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2371 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
2372 return -1;
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 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2375 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2376 /* 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
2377 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2378 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2379 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2380 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
2381 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2382 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
2383 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2384 channel = i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2385 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2386 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2387 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2388 /* 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
2389 if(i == Number_of_Channels_global)
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 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
2392 return -1;
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 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2395 /* 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
2396 * out of bounds or in use */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2397 else
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 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2400 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2401 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
2402 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2403 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2404 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
2405 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2406 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
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 /* 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
2411 if(loops < -1)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2412 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2413 loops = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2414 }
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 /* 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
2417
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2418 /* 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
2419 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
2420 data->in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2421
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2422 /* 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
2423 * (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
2424 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2425 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
2426 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
2427 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
2428
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2429 /* 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
2430 if(ticks < 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2431 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2432 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
2433 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2434 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2435 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2436 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
2437 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2438
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].halted = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2441 ALmixer_Channel_List[channel].paused = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2442
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2443 /* 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
2444 ALmixer_Channel_List[channel].loops = loops;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2445 if( (-1 == loops) && (data->decoded_all) )
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 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
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 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
2452 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2453 if((error = alGetError()) != AL_NO_ERROR)
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 fprintf(stderr, "13Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2456 alGetString(error));
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2459 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2460 /* Because of the corner case, predecoded
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2461 * 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
2462 * Streams do not have this problem
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2463 * 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
2464 * avoid the conflict.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2465 * 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
2466 * Since streams, cannot share, only predecoded
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2467 * files are affected
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2468 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2469 if(data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2470 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2471 /* 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
2472 * 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
2473 * 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
2474 * must be +1
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2475 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2476 if(-1 == loops)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2477 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2478 /* -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
2479 * to add +1 to it */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2480 ALmixer_Channel_List[channel].loops = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2481 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
2482 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2483 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2484 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2485 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
2486 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
2487 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2488 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2489 else
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 ALmixer_Channel_List[channel].loops = loops;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2492 /* 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
2493 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
2494 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2495 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2496
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2497 /* 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
2498 /* 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
2499 * 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
2500 * 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
2501 * 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
2502 * 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
2503 * 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
2504 * easier to maintain.
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2507 /* Clear the error flag */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2508 alGetError();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2509 if(data->decoded_all)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2510 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2511 /* Bind the data to the source */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2512 alSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2513 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2514 AL_BUFFER,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2515 data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2516 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2517 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2518 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
2519 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2520 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2521 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2522 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2523
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2524 /* 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
2525 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
2526 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2527 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2528 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2529 /* 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
2530
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2531 ALuint bytes_returned;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2532 ALuint j;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2533 data->num_buffers_in_use=0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2534 /****** MODIFICATION must go here *********/
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2535 /* 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
2536 * 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
2537 * 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
2538 * 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
2539 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2540 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2541 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2542 data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2543 if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2544 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2545 /* No data or error */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2546 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
2547 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2548 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2549 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2550 /* 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
2551 data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2552
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2553
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2554 /* 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
2555 * 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
2556 * before the last buffer is filled.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2557 * 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
2558 * 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
2559 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2560
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2561 fprintf(stderr, "Filling buffer #%d (AL id is %d)\n", 0, data->buffer[0]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2562 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
2563 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2564 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
2565 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2566 fprintf(stderr, ">>>>>>>>>>>>>>>>>>HACK for GetMoreData2\n");
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 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2569 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2570 data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2571 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2572 * 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
2573 * 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
2574 * 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
2575 * 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
2576 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2577 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2578 if(bytes_returned < 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2579 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2580 /* Error found */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2581 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
2582 /* 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
2583 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2584 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2585 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2586 else if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2587 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2588 if(0 == bytes_returned)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2589 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2590 /* No more data to buffer */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2591 /* Check for loops */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2592 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
2593 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2594 fprintf(stderr, "Need to rewind. In RAMPUP, handling loop\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2595 if(0 == Sound_Rewind(data->sample))
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 fprintf(stderr, "error in rewind\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2598 ALmixer_SetError( Sound_GetError() );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2599 ALmixer_Channel_List[channel].loops = 0;
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 /* 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
2602 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2603 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2604 /* 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
2605 data->eof = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2606 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
2607 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2608 ALmixer_Channel_List[channel].loops--;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2609 fprintf(stderr, "Inside 000 >>>>>>>>>>Loops=%d\n", ALmixer_Channel_List[channel].loops);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2610 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2611 /* 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
2612 * 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
2613 * into an infinite loop
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2614 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2615 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2616 data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2617 data->buffer[j]);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2618 if(bytes_returned <= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2619 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2620 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
2621 /* 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
2622 ret_flag = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2623 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2624 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2625 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2626 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2627 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2628 /* 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
2629 break;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2630 }
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 /* 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
2633 data->num_buffers_in_use++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2634 }
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 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
2637 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2638 data->num_buffers_in_use);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2639 */
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 alSourceQueueBuffers(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2642 ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2643 data->num_buffers_in_use,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2644 data->buffer);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2645 if((error = alGetError()) != AL_NO_ERROR)
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 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
2648 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2649 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2650 return -1;
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 /* 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
2653 * 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
2654 * 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
2655 * 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
2656 * "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
2657 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2658 if(data->circular_buffer_queue != NULL)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2659 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2660 ALuint k;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2661 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2662 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
2663 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2664 // fprintf(stderr, "56c: CircularQueue_PushBack.\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2665 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
2666 if(0 == queue_ret_flag)
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 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
2669 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
2670 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2671 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2672 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2673 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2674 fprintf(stderr, "Queue in PlayTimed\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2675 CircularQueueUnsignedInt_Print(data->circular_buffer_queue);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2676 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2677 */
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 }
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2682 /****** END **********/
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2683 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2684 /* 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
2685 * so now we can play
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2686 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2687 alSourcePlay(ALmixer_Channel_List[channel].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2688 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2689 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2690 ALmixer_SetError("Play failed: %s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2691 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2692 Clean_Channel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2693 return -1;
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2696 /* 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
2697 Is_Playing_global++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2698 if(-1 == ret_flag)
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 fprintf(stderr, "BACKDOOR ERROR >>>>>>>>>>>>>>>>>>\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2701 return -1;
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 return channel;
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2706
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2707 /* 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
2708 * 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
2709 * 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
2710 * PlayChannelTimed() function call.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2711 * 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
2712 * 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
2713 * 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
2714 * 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
2715 * 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
2716 * 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
2717 * 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
2718 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2719 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
2720 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2721 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2722 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2723 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2724 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2725 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
2726 if(-1 == retval)
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 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2729 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2730 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2731 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2732 return Internal_GetSource(retval);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2733 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2734 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2735
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2736 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2737 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2738 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2739 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
2740 return 0;
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 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
2743 if(-1 == retval)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2744 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2745 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2746 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2747 else
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 source;
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 /* make compiler happy */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2752 return 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2753 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2754
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2755
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2756
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2757
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2758 /* Returns the channel or number of channels actually paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2759
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2760 static ALint Internal_PauseChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2761 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2762 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2763 ALint state;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2764 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2765 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2766
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2767 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2768 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2769 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
2770 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2771 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2772
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2773 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2774 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2775 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
2776 alGetString(error));
0
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 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2779 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2780
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2781 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2782 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2783 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2784 fprintf(stderr, "Pause on channel %d\n", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2785 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2786 if(ALmixer_Channel_List[channel].channel_in_use)
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 /* We don't want to repause if already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2789 * paused because the fadeout/expire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2790 * timing will get messed up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2791 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2792 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2793 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2794 AL_SOURCE_STATE, &state
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 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2797 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2798 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
2799 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2800 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2801 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2802 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2803 /* Count the actual number of channels being paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2804 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2805
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2806 alSourcePause(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2807 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2808 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2809 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2810 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2811 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2812 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2813 /* We need to pause the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2814 if(ALmixer_Channel_List[channel].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2815 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2816 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2817 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2818 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2819 ALmixer_Channel_List[channel].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2820 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2821 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2822 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2823 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2824 * of time already used up from expire_ticks.
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 ALmixer_Channel_List[channel].expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2827 ALmixer_Channel_List[channel].expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2828 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2829 /* Because -1 is a special value, we can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2830 * allow the time to go negative
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2831 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2832 if(ALmixer_Channel_List[channel].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2833 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2834 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2835 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2836 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2837 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2838 if(ALmixer_Channel_List[channel].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2839 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2840 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2841 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2842 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2843 ALmixer_Channel_List[channel].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2844 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2845 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2846 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2847 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2848 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2849 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2850 ALmixer_Channel_List[channel].fade_expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2851 ALmixer_Channel_List[channel].fade_expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2852 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2853 /* Don't allow the time to go negative */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2854 if(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 ALmixer_Channel_List[channel].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2857 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2858 } /* End fade check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2859 } /* End if PLAYING */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2860 } /* End If in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2861 } /* End specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2862 /* The user wants to halt all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2863 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2864 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2865 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2866 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2867 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2868 fprintf(stderr, "Pausing channel %d\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2869 fprintf(stderr, "in use %d\n", ALmixer_Channel_List[i].channel_in_use );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2870 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2871 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2872 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2873 /* We don't want to repause if already
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2874 * paused because the fadeout/expire
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2875 * timing will get messed up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2876 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2877 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2878 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2879 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2880 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2881 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2882 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2883 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
2884 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2885 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2886 if(AL_PLAYING == state)
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 /* Count the actual number of channels being paused */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2889 counter++;
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 fprintf(stderr, "SourcePause %d\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2892 alSourcePause(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2893 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2896 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2897 retval = -1;
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 /* We need to pause the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2900 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2901 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2902 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2903 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2904 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2905 ALmixer_Channel_List[i].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2906 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2907 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2908 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2909 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2910 * of time already used up from expire_ticks.
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_Channel_List[i].expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2913 ALmixer_Channel_List[i].expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2914 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2915 /* Because -1 is a special value, we can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2916 * allow the time to go negative
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2917 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2918 if(ALmixer_Channel_List[i].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2919 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2920 ALmixer_Channel_List[i].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2921 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2922 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2923 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2924 if(ALmixer_Channel_List[i].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2925 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2926 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2927 ALuint diff_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2928 diff_time = current_time -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2929 ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2930 /* When we unpause, we will want to reset
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2931 * the start time so we can continue
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2932 * to base calculations off GetTicks().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2933 * This means we need to subtract the amount
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2934 * of time already used up from expire_ticks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2935 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2936 ALmixer_Channel_List[i].fade_expire_ticks =
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2937 ALmixer_Channel_List[i].fade_expire_ticks -
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2938 diff_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2939 /* Don't allow the time to go negative */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2940 if(ALmixer_Channel_List[i].expire_ticks < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2941 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2942 ALmixer_Channel_List[i].expire_ticks = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2943 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2944 } /* End fade check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2945 } /* End if PLAYING */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2946 } /* End channel in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2947 } /* End for-loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2948 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2949 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2950 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2951 return -1;
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 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2954 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2955
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2956 /* 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
2957 static ALint Internal_PauseSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2958 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2959 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2960 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2961 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2962 return Internal_PauseChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2963 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2964
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2965 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2966 if(-1 == channel)
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 ALmixer_SetError("Cannot pause source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2969 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2970 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2971 return Internal_PauseChannel(channel);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2974
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2975
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2976 static ALint Internal_ResumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2977 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2978 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2979 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2980 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
2981 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2982
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2983 if(channel >= Number_of_Channels_global)
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 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
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2989 if((error = alGetError()) != AL_NO_ERROR)
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 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
2992 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2993 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2994 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2995 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2996
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2997 /* If the user specified a specific channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
2998 if(channel >= 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 fprintf(stderr, "Pause on channel %d\n", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3001 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3002 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3003 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3004 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3005 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3006 AL_SOURCE_STATE, &state
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 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3009 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3010 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
3011 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3012 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3013 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3014 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3015 /* Count the actual number of channels resumed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3016 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3017
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3018 /* We need to resume the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3019 if(ALmixer_Channel_List[channel].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3020 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3021 ALmixer_Channel_List[channel].start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3022 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3023 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3024 if(ALmixer_Channel_List[channel].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3025 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3026 ALmixer_Channel_List[channel].fade_start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3027 }
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 alSourcePlay(ALmixer_Channel_List[channel].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3030 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3031 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3032 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3033 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3034 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3035 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3036 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3037 fprintf(stderr, "Pause on channel %d, channel in use\n", channel);
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3040 /* The user wants to halt all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3041 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3042 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3043 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3044 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3045 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3046 fprintf(stderr, "Pausing channel %d\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3047 fprintf(stderr, "in use %d\n", ALmixer_Channel_List[i].channel_in_use );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3048 /* only need to process channel if in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3049 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3050 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3051 fprintf(stderr, "SourcePause %d\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3052 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3053 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3054 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3055 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3056 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3057 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3058 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
3059 alGetString(error));
0
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 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3062 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3063 /* Count the actual number of channels resumed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3064 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3065
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3066 /* We need to resume the expire time count down */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3067 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3068 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3069 ALmixer_Channel_List[i].start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3070 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3071 /* Do the same as expire time for fading */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3072 if(ALmixer_Channel_List[i].fade_enabled)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3073 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3074 ALmixer_Channel_List[i].fade_start_time = ALmixer_GetTicks();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3075 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3076
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3077 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3078 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3079 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3080 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3081 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3082 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3083 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3084 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3085 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3086 }
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 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3089 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3090 return -1;
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 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3093 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3094
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3095
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3096 static ALint Internal_ResumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3097 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3098 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3099 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3100 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3101 return Internal_ResumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3102 }
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 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3105 if(-1 == channel)
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 ALmixer_SetError("Cannot resume source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3108 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3109 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3110 return Internal_ResumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3111 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3114 /* Might consider setting eof to 0 as a "feature"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3115 * This will allow seek to end to stay there because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3116 * Play automatically rewinds if at the end */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3117 static ALint Internal_SeekData(ALmixer_Data* data, ALuint msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3118 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3119 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3120
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3121 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3122 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3123 ALmixer_SetError("Cannot Seek because data is NULL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3124 return -1;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3127 /* Seek for predecoded files involves moving the chunk pointer around */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3128 if(data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3129 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3130 ALuint byte_position;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3131
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3132 /* 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
3133 * while playing (crashes), so I must require that Seek only
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3134 * be done when the data is not in use.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3135 * Since data may be shared among multiple sources,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3136 * 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
3137 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3138 if(data->in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3139 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3140 ALmixer_SetError("Cannot seek on predecoded data while instances are playing");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3141 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3142 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3143 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3144 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3145 ALmixer_SetError("Seek support for predecoded samples was not compiled in");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3146 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3147
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3148 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3149 /* By default, ALmixer frees the Sound_Sample for predecoded
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3150 * samples because of the potential memory waste.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3151 * However, to seek a sample, we need to have a full
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3152 * copy of the data around. So the strategy is to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3153 * recreate a hackish Sound_Sample to be used for seeking
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3154 * purposes. If Sound_Sample is NULL, we will reallocate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3155 * memory for it and then procede as if everything
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3156 * was normal.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3157 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3158 if(NULL == data->sample)
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 if( -1 == Reconstruct_Sound_Sample(data) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3161 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3162 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3163 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3164 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3165 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3166 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3167 /* If access_data was set, then we still have the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3168 * Sound_Sample and we can move around in the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3169 * 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
3170 * cannot do anything because there is no way to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3171 * recover the data because OpenAL won't let us
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3172 * get access to the buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3173 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3174 if(NULL == data->sample)
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 ALmixer_SetError("Cannot seek because access_data flag was set false when data was initialized");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3177 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3178 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3179
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3180 fprintf(stderr, "Calling convert\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3181 byte_position = Convert_Msec_To_Byte_Pos(&data->sample->desired, msec);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3182 fprintf(stderr, "Calling Set_Predecoded_Seek...%d\n", byte_position);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3183 return( Set_Predecoded_Seek_Position(data, byte_position) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3184 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3185 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3186 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3187 /* Reset eof flag?? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3188 data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3189 retval = Sound_Seek(data->sample, msec);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3190 if(0 == retval)
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 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3193
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3194 fprintf(stderr, "Sound seek error: %s\n", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3195 /* Try rewinding to clean up? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3196 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3197 Internal_RewindData(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3198 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3199 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3200 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3201 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3202 }
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 return 0;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3207
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3208
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3209 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
3210 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3211 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3212 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3213 ALfloat original_value;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3214 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3215 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3216
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3217
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3218
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3219 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3220 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3221 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
3222 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3223 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3224 /* Let's call PlayChannelTimed to do the job.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3225 * There are two catches:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3226 * 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
3227 * Second is that we must initialize the channel values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3228 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3229
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3230 if(channel < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3231 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3232 /* This might cause a problem for threads/race conditions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3233 * We need to set the volume on an unknown channel,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3234 * so we need to request a channel first. Remember
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3235 * that requesting a channel doesn't lock and it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3236 * could be surrendered to somebody else before we claim it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3237 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3238 channel = Internal_GetChannel(0);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3239 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3240 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3241 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3242 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3243 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3244 else if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3245 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3246 ALmixer_SetError("Channel %d is already in use", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3247 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3248 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3249
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3250
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3251 /* Get the original volume in case of a problem */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3252 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
3253 AL_GAIN, &original_value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3254
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3255 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3256 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3257 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
3258 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3259 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3260 ALmixer_Channel_List[channel].fade_end_volume = original_value;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3261
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3262 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3263 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3264 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3265 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3266 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3267 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
3268 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3269 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3270 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3271 fprintf(stderr, "MIN gain: %f\n", value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3272
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3273 /* Set the actual volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3274 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
3275 AL_GAIN, value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3276 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3277 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3278 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
3279 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3280 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3281
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3282
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3283 /* Now call PlayChannelTimed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3284 retval = Internal_PlayChannelTimed(channel, data, loops, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3285 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3286 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3287 /* Chance of failure is actually pretty high since
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3288 * a channel might already be in use or streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3289 * data can be shared
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3290 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3291 /* Restore the original value to avoid accidental
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3292 * distruption of playback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3293 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3294 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
3295 AL_GAIN, original_value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3296 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3297 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3298 fprintf(stderr, "38Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3299 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3300 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3301 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3302 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3303
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3304 /* 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
3305 * If zero, just call PlayChannelTimed at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3306 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3307 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3308 if(0 == fade_ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3309 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3310 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
3311 AL_GAIN,
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3312 ALmixer_Channel_List[channel].fade_end_volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3313 );
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3314 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3315 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3316 fprintf(stderr, "39Testing error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3317 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3318 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3319
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3320 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3321 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3322
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3323 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3324 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3325 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3326 ALmixer_Channel_List[channel].fade_start_time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3327 = ALmixer_Channel_List[channel].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3328 fprintf(stderr, "Current time =%d\n", current_time);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3329 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3330 ALmixer_Channel_List[channel].fade_expire_ticks = fade_ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3331
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3332 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3333 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / fade_ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3334
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3335 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3336
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3337 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3338
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3339
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3340 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
3341 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3342 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3343 ALint retval;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3344 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3345 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3346 retval = Internal_FadeInChannelTimed(-1, data, loops, fade_ticks, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3347 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3348 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3349 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3350 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3351 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3352 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3353 return Internal_GetSource(retval);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3354 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3355 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3356
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3357 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3358 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3359 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3360 ALmixer_SetError("Cannot FadeIn source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3361 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3362 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3363 retval = Internal_FadeInChannelTimed(channel, data, loops, fade_ticks, expire_ticks);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3364 if(-1 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3365 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3366 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3367 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3368 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3369 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3370 return source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3371 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3372 /* make compiler happy */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3373 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3374 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3375
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3376
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3377
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3378
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3379 /* Will fade out currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3380 * 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
3381 static ALint Internal_FadeOutChannel(ALint channel, ALuint ticks)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3382 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3383 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3384 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3385 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3386 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3387
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3388 /* 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
3389 * If zero, just call Halt at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3390 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3391 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3392 if(0 == ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3393 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3394 return Internal_HaltChannel(channel, AL_TRUE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3395 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3396
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3397
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3398 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3399 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3400 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
3401 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3402 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3403
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3404 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3405 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3406 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3407 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3408 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3409 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
3410 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3411 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3412 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3413 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3414 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
3415 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3416 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3417
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3418 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3419 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3420 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3421 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3422 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3423 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
3424 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3425 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3426 ALmixer_Channel_List[channel].fade_end_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3427 fprintf(stderr, "MIN gain: %f\n", value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3428
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3429 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3430 ALmixer_Channel_List[channel].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3431 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3432 ALmixer_Channel_List[channel].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3433 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3434 ALmixer_Channel_List[channel].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3435 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3436 ALmixer_Channel_List[channel].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3437 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3438 ALmixer_Channel_List[channel].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3439
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3440 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3441 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / ticks;
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 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3444 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3445 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3446 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3447 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3448 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3449 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3450 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3451 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3452 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3453 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3454 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3455 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
3456 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3457 ALmixer_Channel_List[i].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3458 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3459 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3460 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
3461 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3462 }
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 /* Get the Min volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3465 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3466 AL_MIN_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3467 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3468 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3469 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
3470 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3471 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3472 ALmixer_Channel_List[i].fade_end_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3473 fprintf(stderr, "MIN gain: %f\n", value);
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 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3476 ALmixer_Channel_List[i].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3477 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3478 ALmixer_Channel_List[i].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3479 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3480 ALmixer_Channel_List[i].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3481 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3482 ALmixer_Channel_List[i].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3483 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3484 ALmixer_Channel_List[i].fade_enabled = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3485
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3486 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3487 ALmixer_Channel_List[i].fade_inv_time = 1.0f / ticks;
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 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3490 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3491 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3492 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3493 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3494 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3495
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3496
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3497 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
3498 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3499 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3500 if(0 == source)
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 return Internal_FadeOutChannel(-1, ticks);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3505 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3506 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3507 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3508 ALmixer_SetError("Cannot FadeOut source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3509 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3510 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3511 return Internal_FadeOutChannel(channel, ticks);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3515 /* Will fade currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3516 * It starts at the current volume level and go to target
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3517 * Only affects channels that are playing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3518 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3519 static ALint Internal_FadeChannel(ALint channel, ALuint ticks, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3520 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3521 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3522 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3523 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3524 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3525
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3526 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3527 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3528 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
3529 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3530 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3531
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3532 if(channel >= 0)
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 if(volume < ALmixer_Channel_List[channel].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3535 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3536 volume = ALmixer_Channel_List[channel].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3537 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3538 else if(volume > ALmixer_Channel_List[channel].max_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3539 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3540 volume = ALmixer_Channel_List[channel].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3541 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3542
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3543 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3544 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3545 if(ticks > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3546 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3547 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3548 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
3549 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3550 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3551 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3552 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
3553 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3554 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3555 ALmixer_Channel_List[channel].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3556
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3557 /* Set the target volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3558 ALmixer_Channel_List[channel].fade_end_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3559
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3560 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3561 ALmixer_Channel_List[channel].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3562 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3563 ALmixer_Channel_List[channel].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3564 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3565 ALmixer_Channel_List[channel].fade_enabled = 1;
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 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3568 ALmixer_Channel_List[channel].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3569 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3570 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3571 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3572 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
3573 AL_GAIN, volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3574 if((error = alGetError()) != AL_NO_ERROR)
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 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
3577 alGetString(error));
0
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3580 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3581 }
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 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3584 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3585 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3586 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3587 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3588 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3589 if(volume < ALmixer_Channel_List[i].min_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3590 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3591 volume = ALmixer_Channel_List[i].min_volume;
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 else if(volume > ALmixer_Channel_List[i].max_volume)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3594 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3595 volume = ALmixer_Channel_List[i].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3596 }
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 if(ALmixer_Channel_List[i].channel_in_use)
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 if(ticks > 0)
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 /* Get the current volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3603 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
3604 AL_GAIN, &value);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3605 if((error = alGetError()) != AL_NO_ERROR)
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 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
3608 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3609 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3610 ALmixer_Channel_List[i].fade_start_volume = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3611
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3612 /* Set target volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3613 ALmixer_Channel_List[i].fade_end_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3614
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3615 /* Set fade start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3616 ALmixer_Channel_List[i].fade_start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3617 /* Set the fade expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3618 ALmixer_Channel_List[i].fade_expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3619 /* Enable fading effects via the flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3620 ALmixer_Channel_List[i].fade_enabled = 1;
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 /* Set 1/(endtime-starttime) or 1/deltaT */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3623 ALmixer_Channel_List[i].fade_inv_time = 1.0f / ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3624 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3625 else
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 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
3628 AL_GAIN, volume);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3629 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3630 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3631 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
3632 alGetString(error));
0
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3635 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3636 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3637 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3638 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3639 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3640 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3641
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3642 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
3643 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3644 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3645 if(0 == source)
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 return Internal_FadeChannel(-1, ticks, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3648 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3649
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3650 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3651 if(-1 == channel)
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 ALmixer_SetError("Cannot Fade source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3654 return -1;
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 return Internal_FadeChannel(channel, ticks, volume);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3659
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3660
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3661
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3662 /* Set a volume regardless if it's in use or not.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3663 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3664 static ALboolean Internal_SetVolumeChannel(ALint channel, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3665 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3666 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3667 ALboolean retval = AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3668
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3669 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3670 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3671 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
3672 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3673 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3674
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3675 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3676 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3677 if(volume < 0.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3678 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3679 volume = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3680 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3681 else if(volume > 1.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3682 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3683 volume = 1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3684 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3685 alSourcef(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3686 AL_GAIN, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3687 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3688 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3689 ALmixer_SetError("%s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3690 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3691 retval = AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3692 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3693 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3694 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3695 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3696 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3697 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
3698 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3699 if(volume < 0.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3700 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3701 volume = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3702 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3703 else if(volume > 1.0f)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3704 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3705 volume = 1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3706 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3707 alSourcef(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3708 AL_GAIN, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3709 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3710 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3711 ALmixer_SetError("%s",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3712 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3713 retval = AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3714 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3715 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3716 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3717 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3718 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3719
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3720 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
3721 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3722 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3723 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3724 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3725 return Internal_SetVolumeChannel(-1, volume);
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3728 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3729 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3730 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3731 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
3732 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3733 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3734 return Internal_SetVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3735 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3736
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3737
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3738 static ALfloat Internal_GetVolumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3739 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3740 ALfloat value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3741 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3742 ALfloat running_total = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3743 ALfloat retval = 0.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3744
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3745 if(channel >= Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3746 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3747 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
3748 return -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3749 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3750
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3751 if(channel >= 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3752 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3753 alGetSourcef(ALmixer_Channel_List[channel].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3754 AL_GAIN, &value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3755 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3756 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3757 ALmixer_SetError("%s", alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3758 retval = -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3759 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3760 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3761 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3762 retval = value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3763 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3764 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3765 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3766 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3767 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3768 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
3769 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3770 alGetSourcef(ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3771 AL_GAIN, &value);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3772 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3773 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3774 ALmixer_SetError("%s", alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3775 retval = -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3776 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3777 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3778 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3779 running_total += value;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3780 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3781 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3782 if(0 == Number_of_Channels_global)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3783 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3784 ALmixer_SetError("No channels are allocated");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3785 retval = -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3786 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3787 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3788 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3789 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
3790 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3791 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3792 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3793 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3794
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3795 static ALfloat Internal_GetVolumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3796 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3797 ALint channel;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3798 if(0 == source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3799 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3800 return Internal_GetVolumeChannel(-1);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3801 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3802
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3803 channel = Internal_GetChannel(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3804 if(-1 == channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3805 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3806 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
3807 return -1.0f;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3808 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3809
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3810 return Internal_GetVolumeChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3811 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3812
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3813
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3814
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3815 /* 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
3816 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3817 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
3818 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3819 ALenum error;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3820 ALboolean retval = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3821
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3822 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3823 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3824 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
3825 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3826 }
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(channel >= 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 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3831 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3832 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3833 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3834 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3835 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3836 volume = 1.0f;
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[channel].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3839 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3840 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3841 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3844 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3845 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3846 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3847 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
3848 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3849 ALmixer_Channel_List[channel].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3850 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3851 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3852 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3853 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3854 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3855 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3856 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3857 }
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3860 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3861 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3862 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3863 for(i=0; i<Number_of_Channels_global; i++)
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 if(volume < 0.0f)
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 volume = 0.0f;
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 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3870 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3871 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3872 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3873 ALmixer_Channel_List[i].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3874 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3875 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3876 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3879 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3880 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3881 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3882 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
3883 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3884 ALmixer_Channel_List[i].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3885 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3886 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3887 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3890 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3891 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3892 }
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3895 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3896 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3897 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3898
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3899 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
3900 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3901 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3902 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3903 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3904 return Internal_SetMaxVolumeChannel(-1, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3905 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3906
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3907 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3908 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3909 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3910 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
3911 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3912 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3913 return Internal_SetMaxVolumeChannel(channel, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3914 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3915
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3916 static ALfloat Internal_GetMaxVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3917 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3918 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3919 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3920 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3921 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3922 ALfloat running_total = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3923 ALfloat retval = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3924
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3925 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3926 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3927 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
3928 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3929 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3930
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3931 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3932 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3933 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3934 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3935 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3936 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3937 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3938 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3939 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3940 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3941 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3942 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3943 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3944 retval = value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3945 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3946 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3947 retval = ALmixer_Channel_List[channel].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3948
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3949 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3950 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3951 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3952 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3953 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3954 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3955 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3956 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3957 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3958 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3959 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3960 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3961 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3962 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3963 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3964 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3965 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3966 running_total += value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3967 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3968 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3969 running_total += ALmixer_Channel_List[i].max_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3970 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3971 if(0 == Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3972 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3973 ALmixer_SetError("No channels are allocated");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3974 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3975 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3976 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3977 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3978 retval = running_total / Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3979 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3980 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3981 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3982 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3983
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3984 static ALfloat Internal_GetMaxVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3985 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
3986 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3987 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3988 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3989 return Internal_GetMaxVolumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3990 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3991
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3992 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3993 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3994 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3995 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3996 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3997 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3998
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
3999 return Internal_GetMaxVolumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4000 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4001
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4002
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4003 /* Set a volume regardless if it's in use or not.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4004 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4005 static ALboolean Internal_SetMinVolumeChannel(ALint channel, ALfloat volume)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4006 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4007 ALenum error;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4008 ALboolean retval = AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4009
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4010 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4011 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4012 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
4013 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4014 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4015
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4016 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4017 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4018 if(volume < 0.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4019 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4020 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4021 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4022 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4023 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4024 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4025 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4026 ALmixer_Channel_List[channel].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4027 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4028 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4029 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4030 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4031 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4032 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4033 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4034 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4035 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
4036 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4037 ALmixer_Channel_List[channel].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4038 alSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4039 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4040 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4041 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4042 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4043 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4044 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4045 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4046 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4047 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4048 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4049 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4050 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4051 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4052 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4053 if(volume < 0.0f)
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 volume = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4056 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4057 else if(volume > 1.0f)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4058 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4059 volume = 1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4060 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4061 ALmixer_Channel_List[i].min_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4062 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4063 AL_MIN_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4064 if((error = alGetError()) != AL_NO_ERROR)
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_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4067 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4068 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4069 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4070 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
4071 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4072 ALmixer_Channel_List[i].max_volume = volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4073 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4074 AL_MAX_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4075 if((error = alGetError()) != AL_NO_ERROR)
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_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4078 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4079 retval = AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4080 }
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4083 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4084 return retval;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4087 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
4088 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4089 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4090 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4091 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4092 return Internal_SetMinVolumeChannel(-1, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4093 }
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 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4096 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4097 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4098 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
4099 return AL_FALSE;
0
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 return Internal_SetMinVolumeChannel(channel, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4102 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4103
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4104 static ALfloat Internal_GetMinVolumeChannel(ALint channel)
0
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 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4107 ALfloat value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4108 ALenum error;
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 ALfloat running_total = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4111 ALfloat retval = 0.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4112
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4113 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4114 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4115 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
4116 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4117 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4118
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4119 if(channel >= 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 alGetSourcef(ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4123 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4124 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4127 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4128 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4129 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4130 else
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 retval = value;
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 retval = ALmixer_Channel_List[channel].min_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4136
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 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4139 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4140 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4141 for(i=0; i<Number_of_Channels_global; i++)
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 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4144 alGetSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4145 AL_GAIN, &value);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4146 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4147 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4148 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4149 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4150 retval = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4151 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4152 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4153 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4154 running_total += value;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4155 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4156 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4157 running_total += ALmixer_Channel_List[i].min_volume;
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(0 == Number_of_Channels_global)
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 ALmixer_SetError("No channels are allocated");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4162 retval = -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4163 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4164 else
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 retval = running_total / Number_of_Channels_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4167 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4168 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4169 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4170 }
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 static ALfloat Internal_GetMinVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4173 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4174 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4175 if(0 == source)
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 return Internal_GetMinVolumeChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4178 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4179
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4180 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4181 if(-1 == channel)
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 ALmixer_SetError("Cannot GetVolume: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4184 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4185 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4186
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4187 return Internal_GetMinVolumeChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4188 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4189
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4190
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4191 /* Changes the listener volume */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4192 static ALboolean Internal_SetMasterVolume(ALfloat volume)
0
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 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4195 alListenerf(AL_GAIN, volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4196 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4197 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4198 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4199 alGetString(error) );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4200 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4201 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4202 return AL_TRUE;
0
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4205 static ALfloat Internal_GetMasterVolume()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4206 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4207 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4208 ALfloat volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4209 alGetListenerf(AL_GAIN, &volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4210 if((error = alGetError()) != AL_NO_ERROR)
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 ALmixer_SetError("%s",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4213 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4214 return -1.0f;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4215 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4216 return volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4217 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4221
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4222 /* Will fade out currently playing channels.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4223 * 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
4224 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
4225 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4226 ALuint current_time = ALmixer_GetTicks();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4227 ALuint counter = 0;
0
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 /* 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
4230 * If zero, just call Halt at normal
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4231 * volume
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4232 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4233 if(0 == ticks)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4234 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4235 return Internal_HaltChannel(channel, AL_TRUE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4236 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4237 if(ticks < -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4238 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4239 ticks = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4240 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4241
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 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4244 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4245 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
4246 return -1;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4249 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4250 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4251 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4252 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4253 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4254 ALmixer_Channel_List[channel].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4255 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4256 ALmixer_Channel_List[channel].expire_ticks = ticks;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4257
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4258 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4259 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4260 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4261 /* Else need to fade out all channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4262 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4263 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4264 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4265 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4266 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4267 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4268 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4269 /* Set expire start time */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4270 ALmixer_Channel_List[i].start_time = current_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4271 /* Set the expire ticks */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4272 ALmixer_Channel_List[i].expire_ticks = ticks;
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 counter++;
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 } /* End for loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4277 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4278 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4279 }
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4282 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
4283 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4284 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4285 if(0 == source)
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 return Internal_ExpireChannel(-1, ticks);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4290 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4291 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4292 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4293 ALmixer_SetError("Cannot Expire source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4294 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4295 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4296 return Internal_ExpireChannel(channel, ticks);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4299
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4300 static ALint Internal_QueryChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4301 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4302 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4303 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4304 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4305 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4306 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4307 return -1;
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 if(channel >= 0)
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 ALmixer_Channel_List[channel].channel_in_use;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4315 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4316 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4317 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4318 if(ALmixer_Channel_List[i].channel_in_use)
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 counter++;
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 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4324 }
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4327 static ALint Internal_QuerySource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4328 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4329 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4330 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4331 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4332 return Internal_QueryChannel(-1);
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 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4336 if(-1 == channel)
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 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4339 return -1;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4342 return Internal_QueryChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4343 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4344
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4345
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4346 static ALuint Internal_CountUnreservedUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4347 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4348 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4349 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4350
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4351
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4352 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4353 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
4354 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4355 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4356 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4357 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4358 }
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 return counter;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4363 static ALuint Internal_CountUnreservedFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4364 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4365 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4366 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4367
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4368
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4369 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4370 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
4371 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4372 if( ! ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4373 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4374 counter++;
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4377 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4378 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4379
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4380 static ALuint Internal_CountAllUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4381 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4382 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4383 ALuint counter = 0;
0
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4386 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4387 for(i=0; i<Number_of_Channels_global; i++)
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 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4390 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4391 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4392 }
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 return counter;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4397 static ALuint Internal_CountAllFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4398 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4399 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4400 ALuint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4401
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4402
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4403 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4404 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4405 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4406 if( ! ALmixer_Channel_List[i].channel_in_use)
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 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4409 }
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 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4412 }
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4415 static ALint Internal_PlayingChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4416 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4417 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4418 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4419 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4420
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4421 if(channel >= Number_of_Channels_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4422 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4423 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4424 return -1;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4427 if(channel >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4428 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4429 if(ALmixer_Channel_List[channel].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4430 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4431 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4432 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4433 AL_SOURCE_STATE, &state
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 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4436 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4437 return 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4438 }
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 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4441 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4442
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4443 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4444 for(i=0; i<Number_of_Channels_global; i++)
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 if(ALmixer_Channel_List[i].channel_in_use)
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 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4449 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4450 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4451 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4452 if(AL_PLAYING == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4453 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4454 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4455 }
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4458 return counter;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4459 }
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4462 static ALint Internal_PlayingSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4463 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4464 ALint channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4465 if(0 == source)
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 return Internal_PlayingChannel(-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 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4471 if(-1 == channel)
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("Cannot query source: %s", ALmixer_GetError());
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 return Internal_PlayingChannel(channel);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4480
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4481 static ALint Internal_PausedChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4482 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4483 ALint i;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4484 ALint counter = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4485 ALint state;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4486
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4487 if(channel >= Number_of_Channels_global)
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 ALmixer_SetError("Invalid channel: %d", channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4490 return -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4491 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4492
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4493 if(channel >= 0)
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[channel].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 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4498 ALmixer_Channel_List[channel].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4499 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4500 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4501 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4502 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4503 return 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4504 }
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 0;
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 /* Else, return the number of channels in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4510 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4511 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4512 if(ALmixer_Channel_List[i].channel_in_use)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4513 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4514 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4515 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4516 AL_SOURCE_STATE, &state
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 if(AL_PAUSED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4519 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4520 counter++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4521 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4522 }
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 counter;
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_PausedSource(ALuint source)
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 channel;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4531 if(0 == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4532 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4533 return Internal_PausedChannel(-1);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4534 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4535
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4536 channel = Internal_GetChannel(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4537 if(-1 == channel)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4538 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4539 ALmixer_SetError("Cannot query source: %s", ALmixer_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4540 return -1;
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 return Internal_PausedChannel(channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4544 }
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
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
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 /* Private function for Updating ALmixer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4552 * This is a very big and ugly function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4553 * It should return the number of buffers that were
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4554 * queued during the call. The value might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4555 * used to guage how long you might wait to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4556 * call the next update loop in case you are worried
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4557 * about preserving CPU cycles. The idea is that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4558 * when a buffer is queued, there was probably some
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4559 * CPU intensive looping which took awhile.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4560 * 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
4561 * Timing the call with ALmixer_GetTicks() would produce
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4562 * more accurate information.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4563 * Returns a negative value if there was an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4564 * the value being the number of errors.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4565 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4566 static ALint Update_ALmixer(void* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4567 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4568 ALint retval = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4569 ALint error_flag = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4570 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4571 ALint state;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4572 ALint i=0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4573
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4574 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4575 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4576 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4577 if(0 == ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4578 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4579 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4580 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4581 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4582 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4583 }
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 /* Check the quick flag to see if anything needs updating */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4586 /* If anything is playing, then we have to do work */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4587 if( 0 == Is_Playing_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4588 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4589 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4590 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4591 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4592 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4593 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4594 /* Clear error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4595 if((error = alGetError()) != AL_NO_ERROR)
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 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
4598 alGetString(error));
0
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 alGetError();
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 for(i=0; i<Number_of_Channels_global; i++)
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 if( ALmixer_Channel_List[i].channel_in_use )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4605 {
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 /* For simplicity, before we do anything else,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4608 * we can check the timeout and fading values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4609 * and do the appropriate things
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4610 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4611 ALuint current_time = ALmixer_GetTicks();
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 /* 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
4614 if(ALmixer_Channel_List[i].expire_ticks != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4615 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4616 ALuint target_time = (ALuint)ALmixer_Channel_List[i].expire_ticks
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4617 + ALmixer_Channel_List[i].start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4618 alGetSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4619 AL_SOURCE_STATE, &state);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4620 if((error = alGetError()) != AL_NO_ERROR)
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 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
4623 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4624 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4625
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4626 /* Check the time, and also make sure that it is not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4627 * paused (if paused, we don't want to make the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4628 * evaluation because when resumed, we will adjust
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4629 * the times to compensate for the pause).
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 if( (current_time >= target_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4632 && (state != AL_PAUSED) )
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 /* Stop the playback */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4635 Internal_HaltChannel(i, AL_TRUE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4636 if((error = alGetError()) != AL_NO_ERROR)
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 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
4639 alGetString(error));
0
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 /* Everything should be done so go on to the next loop */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4643 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4644 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4645 } /* End if time expired check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4646
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4647 /* 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
4648 if( ALmixer_Channel_List[i].fade_enabled )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4649 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4650 ALuint target_time = ALmixer_Channel_List[i].fade_expire_ticks
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4651 + ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4652 alGetSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4653 AL_SOURCE_STATE, &state);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4654 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4655 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4656 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
4657 alGetString(error));
0
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4660 /* Check the time, and also make sure that it is not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4661 * paused (if paused, we don't want to make the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4662 * evaluation because when resumed, we will adjust
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4663 * the times to compensate for the pause).
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 if(state != AL_PAUSED)
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 ALfloat t;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4668 ALuint delta_time;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4669 ALfloat current_volume;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4670 if(current_time >= target_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4671 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4672 /* Need to constrain value to the end time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4673 * (can't go pass the value for calculations)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4674 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4675 current_time = target_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4676 /* We can disable the fade flag now */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4677 ALmixer_Channel_List[i].fade_enabled = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4678 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4679 /* Use the linear interpolation formula:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4680 * X = (1-t)x0 + tx1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4681 * where x0 would be the start value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4682 * and x1 is the final value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4683 * and t is delta_time*inv_time (adjusts 0 <= time <= 1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4684 * delta_time = current_time-start_time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4685 * inv_time = 1/ (end_time-start_time)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4686 * so t = current_time-start_time / (end_time-start_time)
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 delta_time = current_time - ALmixer_Channel_List[i].fade_start_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4690 t = (ALfloat) delta_time * ALmixer_Channel_List[i].fade_inv_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4691
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4692 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
4693 + t * ALmixer_Channel_List[i].fade_end_volume;
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 /* Set the volume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4696 alSourcef(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4697 AL_MAX_GAIN, current_volume);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4698 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4699 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4700 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
4701 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4702 }
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 fprintf(stderr, "Current time =%d\n", current_time);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4706 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
4707 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4708 } /* End if not PAUSED */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4709 } /* End if fade_enabled */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4710
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4711
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4712 /* Okay, now that the time expired and fading stuff
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4713 * is done, do the rest of the hard stuff
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
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 /* For predecoded, check to see if done */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4718 if( ALmixer_Channel_List[i].almixer_data->decoded_all )
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 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4722 /********* Remove this **********/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4723 ALint buffers_processed;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4724 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4725 fprintf(stderr, "For Predecoded\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4726
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4727 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4728 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4729 AL_SOURCE_STATE, &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 switch(state) {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4732 case AL_PLAYING:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4733 fprintf(stderr, "Channel '%d' is PLAYING\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4734 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4735 case AL_PAUSED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4736 fprintf(stderr, "Channel '%d' is PAUSED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4737 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4738 case AL_STOPPED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4739 fprintf(stderr, "Channel '%d' is STOPPED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4740 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4741 case AL_INITIAL:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4742 fprintf(stderr, "Channel '%d' is INITIAL\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4743 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4744 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4745 fprintf(stderr, "Channel '%d' is UNKNOWN\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4746 break;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4749 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4750 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4751 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4752 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4753 fprintf(stderr, "Buffers processed = %d\n", buffers_processed);
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 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4756 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4757 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4758 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4759
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4760 /******** END REMOVE *******/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4761 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4762 /* 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
4763 * 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
4764 * 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
4765 * 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
4766 * 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
4767 * For now, I'm clearing the error here.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4768 */
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 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4771 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4772 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
4773 alGetString(error));
0
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4776
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4777 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4778 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4779 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4780 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4781 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4782 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4783 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
4784 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4785 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4786
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4787
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4788 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4789 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4790 /* Playback has ended.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4791 * Loop if necessary, or launch callback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4792 * and clear channel (or clear channel and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4793 * then launch callback?)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4794 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4795
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4796
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4797 /* Need to check for loops */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4798 if(ALmixer_Channel_List[i].loops != 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4799 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4800 /* Corner Case: If the buffer has
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4801 * been modified using Seek,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4802 * the loop will start at the seek
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4803 * position.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4804 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4805 if(ALmixer_Channel_List[i].loops != -1)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4806 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4807 ALmixer_Channel_List[i].loops--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4808 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4809 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4810 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4811 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4812 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
4813 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4814 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4815 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4816 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4817 /* No loops. End play. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4818 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4819 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4820 /* Problem: It seems that when mixing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4821 * streamed and predecoded sources,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4822 * the previous instance lingers,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4823 * so we need to force remove
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4824 * the data from the source.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4825 * The sharing problem
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4826 * occurs when a previous predecoded buffer is played on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4827 * a source, and then a streamed source is played later
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4828 * on that same source. OpenAL isn't consistently
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4829 * removing the previous buffer so both get played.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4830 * (Different dists seem to have different quirks.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4831 * The problem might lead to crashes in the worst case.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4832 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4833 /* Additional problem: There is another
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4834 * inconsistency among OpenAL distributions.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4835 * Both Loki and Creative Windows seem to keep
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4836 * the buffer queued which requires removing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4837 * But the Creative Macintosh version does
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4838 * not have any buffer queued after play
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4839 * and it returns the error: Invalid Enum Value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4840 * if I try to unqueue it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4841 * 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
4842 * can detect any buffers queued first
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4843 * and then unqueue them if I can see them.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4844 * Additional note: The new CoreAudio based
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4845 * implementation leaves it's buffer queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4846 * like Loki and Creative Windows. But
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4847 * considering all the problems I'm having
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4848 * with the different distributions, this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4849 * check seems reasonable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4850 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4851 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4852 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4853 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4854 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
4855 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4856 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4857
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4858 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4859 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4860 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4861 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4862 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4863 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4864 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
4865 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4866 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
4867 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4868 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4869 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4870 if(buffers_still_queued > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4871 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4872
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4873 #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
4874 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4875 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4876 1,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4877 ALmixer_Channel_List[i].almixer_data->buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4878 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4879 #else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4880 /* 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
4881 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4882 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4883 /* Rather than force unqueuing the buffer, let's see if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4884 * setting the buffer to none works (the OpenAL 1.0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4885 * Reference Annotation suggests this should work).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4886 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4887 alSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4888 AL_BUFFER, AL_NONE);
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 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4891 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
4892 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4893 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4894 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4895 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
4896 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4897 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
4898 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4899 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4900 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4904 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4905 /* Subtract counter */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4906 Is_Playing_global--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4907
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4908 /* Launch callback */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4909 Invoke_Channel_Done_Callback(i, AL_TRUE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4910
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4911 /* We're done for this loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4912 * Go to next channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4913 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4914 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4915 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4916 continue;
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 } /* End if decoded_all */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4919 /* For streamed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4920 else
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 ALint buffers_processed;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4923 ALint buffers_still_queued;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4924 ALint current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4925
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4926 ALuint unqueued_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4927 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4928 /********* Remove this **********/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4929 fprintf(stderr, "For Streamed\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4930
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4931 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4932 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4933 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4934 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4935 switch(state) {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4936 case AL_PLAYING:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4937 fprintf(stderr, "Channel '%d' is PLAYING\n", i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4938 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4939 case AL_PAUSED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4940 fprintf(stderr, "Channel '%d' is PAUSED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4941 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4942 case AL_STOPPED:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4943 fprintf(stderr, "Channel '%d' is STOPPED\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4944 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4945 case AL_INITIAL:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4946 fprintf(stderr, "Channel '%d' is INITIAL\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4947 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4948 default:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4949 fprintf(stderr, "Channel '%d' is UNKNOWN\n",i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4950 break;
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 /******** END REMOVE *******/
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4953 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4954 /* Get the number of buffers still queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4955 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4956 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4957 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4958 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4959 if((error = alGetError()) != AL_NO_ERROR)
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 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
4962 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4963 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4964 /* Get the number of buffers processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4965 * so we know if we need to refill
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4966 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4967 /* 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
4968 * 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
4969 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4970 // 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
4971 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4972 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4973 AL_BUFFERS_PROCESSED, &buffers_processed
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 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4976 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4977 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
4978 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4979 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
4980 // 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
4981
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4982 /* 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
4983 * 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
4984 * It keeps returning an "Invalid Enum" error.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4985 * This is totally inane! It's a basic query.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4986 * 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
4987 * 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
4988 * The only workaround for this is for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4989 * a significant rewrite of my code which requires me to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4990 * duplicate the OpenAL queued buffers state with my own
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4991 * 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
4992 * 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
4993 * 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
4994 * 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
4995 * 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
4996 * 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
4997 * implement yet another entire state machine. <sigh>
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4998 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
4999 #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
5000 /* Get the id to the current buffer playing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5001 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5002 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5003 AL_BUFFER, &current_buffer_id
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 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5006 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5007 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
5008 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5009 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5010
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5011 /* Before the hard stuff, check to see if the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5012 * current queued AL buffer has changed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5013 * If it has, we should launch a data callback if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5014 * necessary
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5015 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5016 if( ((ALuint)current_buffer_id) !=
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5017 ALmixer_Channel_List[i].almixer_data->current_buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5018 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5019 ALmixer_Channel_List[i].almixer_data->current_buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5020 = (ALuint)current_buffer_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5021
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5022 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
5023 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5024 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5025 /* 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
5026 * And if one of the two are true:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5027 * Either buffers_processed > 0 (because the current_buffer might have changed)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5028 * 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
5029 * a buffer underrun)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5030 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5031 if((ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5032 && (
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5033 (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
5034 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5035 )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5036 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5037 ALint k;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5038 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5039 ALubyte is_out_of_sync = 0;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5040 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
5041 /* Ugh, I have to deal with signed/unsigned mismatch here. */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5042 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
5043 ALuint unplayed_buffers;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5044 if(buffers_unplayed_int < 0)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5045 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5046 unplayed_buffers = 0;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5047 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5048 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5049 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5050 unplayed_buffers = (ALuint)buffers_unplayed_int;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5051 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5052 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5053 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
5054 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
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 /* 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
5057 * 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
5058 * 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
5059 * at least that_many-1 buffers_processed (plus possible new processed).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5060 * 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
5061 * because we would not actually reflect the current playing buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5062 * 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
5063 * 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
5064 * as the current playing buffer.
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 /* 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
5067 * a buffer underrun, we have not done a data callback.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5068 * 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
5069 * and if so, launch that data callback.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5070 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5071 /* 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
5072 * the system is really late (or skipped buffers).
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5075 /* First, let's syncronize our queue with the OpenAL queue */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5076 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5077 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
5078 buffers_processed, buffers_still_queued, my_queue_size);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5079 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5080 is_out_of_sync = 1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5081 for(k=0; k<buffers_processed; k++)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5082 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5083 queue_ret_flag = CircularQueueUnsignedInt_PopFront(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5084 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
5085 if(0 == queue_ret_flag)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5086 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5087 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
5088 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5089 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5090 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
5091 /* We have several possibilities we need to handle:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5092 * 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
5093 * 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
5094 * 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
5095 * fall in this block of code. (Don't do anything.)
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 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
5098 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5099 if(my_queue_size > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5100 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5101 current_buffer_id = CircularQueueUnsignedInt_Front(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5102 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5103 if(0 == current_buffer_id)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5104 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5105 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
5106 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5107 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5108 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5109 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5110 fprintf(stderr, "Queue in processed check, after pop\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5111 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5112 }
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 ALmixer_Channel_List[i].almixer_data->current_buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5115 = (ALuint)current_buffer_id;
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 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5118 /* Remove me...only for checking...doesn't work on Nvidia */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5119 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5120 ALuint real_id;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5121 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5122 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5123 AL_BUFFER, &real_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5124 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5125 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5126 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
5127 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5128 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5129 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
5130 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5131 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5132 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5133 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5134 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
5135 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5136 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5137 /* 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
5138 ALmixer_Channel_List[i].almixer_data->current_buffer = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5139 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5140 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5141 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5142 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5143
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5144
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5145
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5146 /* Just a test - remove
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5147 if( ALmixer_Channel_List[i].loops > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5148 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5149 fprintf(stderr, ">>>>>>>>>>>>>>>Loops = %d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5150 ALmixer_Channel_List[i].loops);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5151 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5152 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5153 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5154 fprintf(stderr, "Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5155 fprintf(stderr, "Buffers queued= %d\n", buffers_still_queued);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5156 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5157 /* 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
5158 /* Okay, it gets more complicated here:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5159 * We need to Queue more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5160 * if buffers_processed > 0 or
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5161 * if num_of_buffers_in_use < NUMBER_OF_QUEUE_BUFFERS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5162 * but we don't do this if at EOF,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5163 * except when there is looping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5164 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5165 /* For this to work, we must rely on EVERYTHING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5166 * else to unset the EOF if there is looping.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5167 * Remember, even Play() must do this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5168 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5169
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5170 /* If not EOF, then we are still playing.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5171 * Inside, we might find num_of_buffers < NUM...QUEUE_BUF..
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5172 * or buffers_process > 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5173 * in which case we queue up.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5174 * We also might find no buffers we need to fill,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5175 * in which case we just keep going
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5176 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5177 if( ! ALmixer_Channel_List[i].almixer_data->eof)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5178 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5179 ALuint bytes_returned;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5180 /* We have a priority. We first must assign
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5181 * unused buffers in reserve. If there is nothing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5182 * left, then we may unqueue buffers. We can't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5183 * do it the other way around because we will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5184 * lose the pointer to the unqueued buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5185 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5186 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5187 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
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 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5190 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
5191 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5192 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5193 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5194 /* Going to add an unused packet.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5195 * Grab next packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5196 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5197 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5198 ALmixer_Channel_List[i].almixer_data->buffer[
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5199 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5200 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5201 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5202 /* For processed > 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5203 else if(buffers_processed > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5204 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5205 /* Unqueue only 1 buffer for now.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5206 * If there are more than one,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5207 * let the next Update pass deal with it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5208 * so we don't stall the program for too long.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5209 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5210 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5211 fprintf(stderr, "About to Unqueue, Buffers processed = %d\n", buffers_processed);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5212 fprintf(stderr, "Buffers queued= %d\n", buffers_still_queued);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5213 fprintf(stderr, "Unqueuing a buffer\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5214 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5215 alSourceUnqueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5216 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5217 1, &unqueued_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5218 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5219 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5220 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5221 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
5222 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5223 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
5224 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5225 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5226 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5227 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5228 fprintf(stderr, "Right after unqueue...");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5229 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5230 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
5231 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5232 /* Grab unqueued packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5233 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5234 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5235 unqueued_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5236 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5237 /* We are still streaming, but currently
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5238 * don't need to fill any buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5239 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5240 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5241 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5242 /* In case the playback stopped,
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5243 * we need to resume
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5244 * a.k.a. buffer underrun
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5245 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5246 #if 1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5247 /* 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
5248 buffer playback (hiccup) */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5249 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5250 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5251 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5252 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5253 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5254 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5255 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
5256 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5257 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5258 /* Get the number of buffers processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5259 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5260 alGetSourcei(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5261 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5262 AL_BUFFERS_PROCESSED,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5263 &buffers_processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5264 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5265 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5266 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5267 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
5268 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5269 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5270 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5271 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5272 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5273 /* Resuming in not eof, but nothing to buffer */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5274
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5275 /* Okay, here's another lately discovered problem:
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5276 * 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
5277 * implementations, if I call play on a stopped source that
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5278 * has processed buffers, all those buffers get marked as unprocessed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5279 * 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
5280 * processed, on resume, the earlier 24 buffers will get replayed,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5281 * causing a "hiccup" like sound in the playback.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5282 * To avoid this, I must unqueue all processed buffers before
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5283 * 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
5284 * the circular queue with this since I designed this thing
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5285 * with some correlation between the two. However, I might
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5286 * 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
5287 * syncing for now.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5288 * There is currently an assumption that a buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5289 * was queued above so I actually have something
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5290 * to play.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5291 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5292 ALint temp_count;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5293 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5294 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
5295 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
5296 #endif
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5297 for(temp_count=0; temp_count<buffers_processed; temp_count++)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5298 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5299 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5300 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5301 1, &unqueued_buffer_id
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5302 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5303 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5304 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5305 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
5306 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5307 error_flag--;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5308 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5309 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5310 #if 0
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5311 fprintf(stderr, "After unqueue clear...:\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5312 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
5313 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5314 /* 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
5315 * 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
5316 * 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
5317 * 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
5318 * no buffers in queue.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5319 * 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
5320 * Then we need to resume playing.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5321 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5322 #if 0
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5323 int buffers_queued;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5324 alGetSourcei(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5325 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5326 AL_BUFFERS_QUEUED,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5327 &buffers_queued
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5328 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5329
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5330 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5331 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5332 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
5333 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5334 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5335 assert(buffers_queued == 0);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5336 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
5337 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5338
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5339 /* 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
5340 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
5341
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5342 /* 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
5343 bytes_returned = GetMoreData(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5344 ALmixer_Channel_List[i].almixer_data,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5345 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
5346 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5347 /* 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
5348 * 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
5349 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5350 if(bytes_returned > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5351 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5352 /* Queue up the new data */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5353 alSourceQueueBuffers(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5354 ALmixer_Channel_List[i].alsource,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5355 1,
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5356 &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
5357 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5358 if((error = alGetError()) != AL_NO_ERROR)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5359 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5360 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
5361 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5362 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5363 /* 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
5364 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
5365
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5366
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5367 /* 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
5368 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
5369 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5370 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5371 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
5372 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5373 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
5374 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
5375 );
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5376 if(0 == queue_ret_flag)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5377 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5378 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
5379 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
5380 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5381 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5382
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5383
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5384
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5385
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5386 /* Resume playback from underrun */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5387 alSourcePlay(ALmixer_Channel_List[i].alsource);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5388 if((error = alGetError()) != AL_NO_ERROR)
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 fprintf(stderr, "55Tbesting error: %s\n",
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5391 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5392 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5393 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5394
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5395 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5396 /* Let's escape to the next loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5397 * All code below this point is for queuing up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5398 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5399 /*
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5400 fprintf(stderr, "Entry: Nothing to do...continue\n\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5401 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5402 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5403 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5404 /* We now know we have to fill an available
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5405 * buffer.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5406 */
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 /* In the previous branch, we just grabbed more data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5409 * Let's check it to make sure it's okay,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5410 * and then queue it up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5411 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5412 /* 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
5413 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5414 if(-1 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5415 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5416 /* Problem occurred...not sure what to do */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5417 /* Go to next loop? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5418 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5419 /* Set the eof flag to force a quit so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5420 * we don't get stuck in an infinite loop
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5421 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5422 ALmixer_Channel_List[i].almixer_data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5423 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5424 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5425 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5426 /* This is a special case where we've run
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5427 * out of data. We should check for loops
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5428 * and get more data. If there is no loop,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5429 * then do nothing and wait for future
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5430 * update passes to handle the EOF.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5431 * The advantage of handling the loop here
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5432 * instead of waiting for play to stop is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5433 * that we should be able to keep the buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5434 * filled.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5435 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5436 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5437 else if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5438 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5439 if(0 == bytes_returned)
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 fprintf(stderr, "We got 0 bytes from reading. Checking for loops\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5442 /* Check for loops */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5443 if( ALmixer_Channel_List[i].loops != 0 )
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 /* We have to loop, so rewind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5446 * and fetch more data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5447 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5448 fprintf(stderr, "Rewinding data\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5449 if(0 == Sound_Rewind(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5450 ALmixer_Channel_List[i].almixer_data->sample))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5451 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5452 fprintf(stderr, "Rewinding failed\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5453 ALmixer_SetError( Sound_GetError() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5454 ALmixer_Channel_List[i].loops = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5455 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5456 /* We'll continue on because we do have some valid data */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5457 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5458 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5459 /* Remember to reset the data->eof flag */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5460 ALmixer_Channel_List[i].almixer_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5461 if(ALmixer_Channel_List[i].loops > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5462 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5463 ALmixer_Channel_List[i].loops--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5464 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5465 /* Try grabbing another packet now.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5466 * Since we may have already unqueued a
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5467 * buffer, we don't want to lose it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5468 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5469 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5470 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5471 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5472 fprintf(stderr, "We got %d bytes from reading loop. Filling unused packet\n", bytes_returned);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5473 /* Grab next packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5474 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5475 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5476 ALmixer_Channel_List[i].almixer_data->buffer[
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5477 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5478 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5479 fprintf(stderr, "We reread %d bytes into unused packet\n", bytes_returned);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5480 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5481 /* Refilling unqueued packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5482 else
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 fprintf(stderr, "We got %d bytes from reading loop. Filling unqueued packet\n", bytes_returned);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5485 /* Grab next packet */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5486 bytes_returned = GetMoreData(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5487 ALmixer_Channel_List[i].almixer_data,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5488 unqueued_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5489 fprintf(stderr, "We reread %d bytes into unqueued packet\n", bytes_returned);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5490 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5491 /* Another error check */
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(bytes_returned <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5494 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5495 if(0 == bytes_returned)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5496 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5497 fprintf(stderr, "??????????ERROR\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5498 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
5499 /* Problem occurred...not sure what to do */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5500 /* Go to next loop? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5501 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5502 /* Set the eof flag to force a quit so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5503 * we don't get stuck in an infinite loop
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5504 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5505 ALmixer_Channel_List[i].almixer_data->eof = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5506 continue;
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 /* We made it to the end. We still need
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5509 * to BufferData, so let this branch
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5510 * fall into the next piece of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5511 * code below which will handle that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5512 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5513
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5514
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5515 } /* END loop check */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5516 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5517 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5518 /* No more loops to do.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5519 * EOF flag should be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5520 * Just go to next loop and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5521 * let things be handled correctly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5522 * in future update calls
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5523 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5524 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5525 fprintf(stderr, "SHOULD BE EOF\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5526
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5527 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5528 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5529 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5530 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5531 } /* END if bytes_returned == 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5532 /********* 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
5533 * 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
5534 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5535 /* Fall here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5536 /* Everything is normal. We aren't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5537 * at an EOF, but need to simply
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5538 * queue more data. The data is already checked for good,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5539 * so queue it up */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5540 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5541 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5542 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5543 /* Keep count of how many buffers we have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5544 * to queue so we can return the value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5545 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5546 retval++;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5547 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5548 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
5549 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5550 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5551 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5552 alSourceQueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5553 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5554 1,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5555 &ALmixer_Channel_List[i].almixer_data->buffer[
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5556 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use]
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5557 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5558 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5559 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5560 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
5561 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5562 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5563 /* 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
5564 * which buffer to show during callbacks (for things like
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5565 * 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
5566 * data structure. This code will be called only if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5567 * "access_data" was set, indicated by whether the queue is NULL.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5568 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5569 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5570 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5571 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5572 // fprintf(stderr, "56d: CircularQueue_PushBack.\n");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5573 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5574 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5575 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
5576 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5577 if(0 == queue_ret_flag)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5578 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5579 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
5580 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5581 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5582 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5583 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5584 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5585 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5586 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5587 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5588 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5589 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5590 /* for processed > 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5591 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5592 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5593 /* Keep count of how many buffers we have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5594 * to queue so we can return the value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5595 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5596 retval++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5597 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5598 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
5599 ALmixer_Channel_List[i].almixer_data->max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5600 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5601 alSourceQueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5602 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5603 1, &unqueued_buffer_id);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5604 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5605 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5606 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
5607 alGetString(error) );
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5608 error_flag--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5609 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5610 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5611 /* 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
5612 * which buffer to show during callbacks (for things like
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5613 * 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
5614 * data structure. This code will be called only if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5615 * "access_data" was set, indicated by whether the queue is NULL.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5616 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5617 if(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5618 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5619 ALuint queue_ret_flag;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5620 // fprintf(stderr, "56e: CircularQueue_PushBack.\n");
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5621 queue_ret_flag = CircularQueueUnsignedInt_PushBack(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5622 ALmixer_Channel_List[i].almixer_data->circular_buffer_queue,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5623 unqueued_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5624 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5625 if(0 == queue_ret_flag)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5626 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5627 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
5628 ALmixer_SetError("Serious internal error: CircularQueue failed to push into queue");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5629 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5630 #if 0
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5631 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5632 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5633 CircularQueueUnsignedInt_Print(ALmixer_Channel_List[i].almixer_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5634 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5635 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5636 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5637 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5638 /* If we used an available buffer queue,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5639 * then we need to update the number of them in use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5640 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5641 if(ALmixer_Channel_List[i].almixer_data->num_buffers_in_use
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5642 < ALmixer_Channel_List[i].almixer_data->max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5643 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5644 /* Increment the number of buffers in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5645 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use++;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5646 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5647 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5648 /* In case the playback stopped,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5649 * we need to resume */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5650 #if 1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5651 /* 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
5652 buffer playback (hiccup) */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5653 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5654 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5655 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5656 );
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5657 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5658 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5659 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
5660 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5661 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5662 /* Get the number of buffers processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5663 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5664 alGetSourcei(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5665 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5666 AL_BUFFERS_PROCESSED,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5667 &buffers_processed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5668 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5669 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5670 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5671 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
5672 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5673 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5674 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5675 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5676 {
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5677 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5678 fprintf(stderr, "Resuming in not eof\n");
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5679 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5680 /* Okay, here's another lately discovered problem:
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5681 * 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
5682 * implementations, if I call play on a stopped source that
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5683 * has processed buffers, all those buffers get marked as unprocessed
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5684 * 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
5685 * processed, on resume, the earlier 24 buffers will get replayed,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5686 * causing a "hiccup" like sound in the playback.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5687 * To avoid this, I must unqueue all processed buffers before
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5688 * 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
5689 * the circular queue with this since I designed this thing
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5690 * with some correlation between the two. However, I might
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5691 * 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
5692 * syncing for now.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5693 * There is currently an assumption that a buffer
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5694 * was queued above so I actually have something
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5695 * to play.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5696 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5697 ALint temp_count;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5698 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5699 fprintf(stderr, "STOPPED2, need to clear processed, status is:\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5700 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5701 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5702
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5703 for(temp_count=0; temp_count<buffers_processed; temp_count++)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5704 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5705 alSourceUnqueueBuffers(
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5706 ALmixer_Channel_List[i].alsource,
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5707 1, &unqueued_buffer_id
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5708 );
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5709 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5710 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5711 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
5712 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5713 error_flag--;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5714 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5715 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5716 /*
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5717 fprintf(stderr, "After unqueue clear...:\n");
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5718 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5719 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5720
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5721 alSourcePlay(ALmixer_Channel_List[i].alsource);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5722 if((error = alGetError()) != AL_NO_ERROR)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5723 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5724 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
5725 alGetString(error));
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5726 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5727 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5728 continue;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5729 } /* END if( ! eof) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5730 /* We have hit EOF in the SDL_Sound sample and there
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5731 * are no more loops. However, there may still be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5732 * buffers in the OpenAL queue which still need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5733 * be played out. The following body of code will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5734 * determine if play is still happening or
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5735 * initiate the stop/cleanup sequenece.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5736 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5737 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5738 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5739 /* Let's continue to remove the used up
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5740 * buffers as they come in. */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5741 if(buffers_processed > 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5742 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5743 ALint temp_count;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5744 /* Do as a for-loop because I don't want
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5745 * to have to create an array for the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5746 * unqueued_buffer_id's
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5747 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5748 for(temp_count=0; temp_count<buffers_processed; temp_count++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5749 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5750 fprintf(stderr, "unqueuing remainder, %d\n", temp_count);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5751 alSourceUnqueueBuffers(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5752 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5753 1, &unqueued_buffer_id
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5754 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5755 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5756 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5757 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
5758 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5759 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5760 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5761 fprintf(stderr, "done unqueuing remainder for this loop, %d\n", temp_count);
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 /* Need to update counts since we removed everything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5764 * 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
5765 * "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
5766 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5767 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5768 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5769 AL_BUFFERS_QUEUED, &buffers_still_queued
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5770 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5771 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5772 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5773 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
5774 alGetString(error));
0
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 /* Get the number of buffers processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5777 * so we know if we need to refill
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5778 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5779 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5780 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5781 AL_BUFFERS_PROCESSED, &buffers_processed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5782 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5783 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5784 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5785 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
5786 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5787 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5788 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5789
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5790
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5791 /* Else if buffers_processed == 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5792 * and buffers_still_queued == 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5793 * then we check to see if the source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5794 * is still playing. Quit if stopped
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5795 * We shouldn't need to worry about
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5796 * looping because that should have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5797 * been handled above.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5798 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5799 if(0 == buffers_still_queued)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5800 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5801 /* Make sure playback has stopped before
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5802 * we shutdown.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5803 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5804 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5805 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5806 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5807 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5808 if((error = alGetError()) != AL_NO_ERROR)
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 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
5811 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5812 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5813 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5814 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5815 ALmixer_Channel_List[i].almixer_data->num_buffers_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5816 /* Playback has ended.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5817 * Loop if necessary, or launch callback
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5818 * and clear channel (or clear channel and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5819 * then launch callback?)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5820 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5821 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5822 /* Subtract counter */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5823 Is_Playing_global--;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5824
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5825 /* Launch callback */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5826 Invoke_Channel_Done_Callback(i, AL_TRUE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5827
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5828 /* We're done for this loop.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5829 * Go to next channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5830 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5831 continue;
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 } /* End end-playback */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5834 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5835 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5836 /* Need to run out buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5837 #if 1
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5838 /* Might want to check state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5839 /* In case the playback stopped,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5840 * we need to resume */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5841 alGetSourcei(
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5842 ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5843 AL_SOURCE_STATE, &state
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5844 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5845 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5846 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5847 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
5848 alGetString(error));
0
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 if(AL_STOPPED == state)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5851 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5852 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);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5853 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5854 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
5855 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5856 /* Rather than force unqueuing the buffer, let's see if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5857 * setting the buffer to none works (the OpenAL 1.0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5858 * Reference Annotation suggests this should work).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5859 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5860 alSourcei(ALmixer_Channel_List[i].alsource,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5861 AL_BUFFER, AL_NONE);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5862 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5863 PrintQueueStatus(ALmixer_Channel_List[i].alsource);
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 /* This doesn't work because in some cases, I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5866 * it causes the sound to be replayed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5867 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5868 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5869 fprintf(stderr, "Resuming in eof (trying to run out buffers\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5870 alSourcePlay(ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5871 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5872 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5873 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5874 } /* End trap section */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5875 } /* End POST-EOF use-up buffer section */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5876 } /* END Streamed section */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5877 } /* END channel in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5878 } /* END for-loop for each channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5879
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5880 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5881 alcProcessContext(alcGetCurrentContext());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5882 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5883 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5884 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
5885 alGetString(error));
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5886 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5887 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5888
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5889 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5890 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5891 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5892 /* Return the number of errors */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5893 if(error_flag < 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5894 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5895 return error_flag;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5896 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5897 /* Return the number of buffers that were queued */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5898 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5899 }
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 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5902 /* 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
5903 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
5904 {
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 #endif
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5910
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5911 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5912 /* We might need threads. We
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5913 * must constantly poll OpenAL to find out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5914 * if sound is being streamed, if play has
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5915 * ended, etc. Without threads, this must
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5916 * be explicitly done by the user.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5917 * We could try to do it for them if we
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5918 * finish the threads.
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5921 static int Stream_Data_Thread_Callback(void* data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5922 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5923 ALint retval;
0
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 while(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5926 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5927 retval = Update_ALmixer(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5928 /* 0 means that nothing needed updating and
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5929 * the function returned quickly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5930 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5931 if(0 == retval)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5932 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5933 /* Let's be nice and make the thread sleep since
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5934 * little work was done in update
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 /* Make sure times are multiples of 10
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5937 * for optimal performance and accuracy in Linux
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5938 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5939 ALmixer_Delay(10);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5940 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5941 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5942 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5943 /* 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
5944 ALmixer_Delay(0);
0
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5947 fprintf(stderr, "Thread is closing\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5948 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5949 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5950 #endif /* End of ENABLE_ALMIXER_THREADS */
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5953 /* 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
5954 * 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
5955 * so SDL_mixer porting people beware.
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5956 * Warning: SDL_QuitSubSystem(SDL_INIT_AUDIO) is called which
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5957 * means the SDL audio system will be disabled. It will not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5958 * be restored (in case SDL is not actually being used) so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5959 * 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
5960 * OpenAL shuts down.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5961 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5962 ALboolean ALmixer_Init(ALuint frequency, ALint num_sources, ALuint refresh)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5963 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5964 ALCdevice* dev;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5965 ALCcontext* context;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
5966 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5967 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5968 ALuint* source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5969
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5970 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5971 /* The Loki dist requires that I set both the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5972 * device and context frequency values separately
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5973 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5974 /* Hope this won't overflow */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5975 char device_string[256];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5976 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5977
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5978 /* (Venting frustration) Damn it! Nobody bothered
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5979 * documenting how you're supposed to use an attribute
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5980 * list. In fact, the not even the Loki test program
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5981 * writers seem to know because they use it inconsistently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5982 * For example, how do you terminate that attribute list?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5983 * The Loki test code does it 3 different ways. They
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5984 * 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
5985 * or they set two final values: ALC_INVALID, 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5986 * In Loki, 0 and ALC_INVALID happen to be the same,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5987 * but with Creative Labs ALC_INVALID is -1.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5988 * So something's going to break. Loki's source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5989 * code says to terminate with ALC_INVALID. But I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5990 * don't know if that's really true, or it happens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5991 * to be a coinicidence because it's defined to 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5992 * 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
5993 * they terminate it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5994 * So this is really, really ticking me off...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5995 * For now, I'm going to use ALC_INVALID.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5996 * (Update...after further review of the API spec,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5997 * it seems that a NULL terminated string is the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5998 * termination value to use, so 0 it is.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
5999 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6000 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6001 ALint attrlist[] = {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6002 ALC_FREQUENCY, ALMIXER_DEFAULT_FREQUENCY,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6003 /* Don't know anything about these values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6004 * Trust defaults? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6005 /* Supposed to be the refresh rate in Hz.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6006 * I think 15-120 are supposed to be good
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6007 * values. Though I haven't gotten any effect except
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6008 * for one strange instance on a Mac. But it was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6009 * unrepeatable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6010 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6011 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6012 ALC_REFRESH, 15,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6013 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6014 /* Sync requires a alcProcessContext() call
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6015 * for every cycle. By default, this is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6016 * not used and the value is AL_FALSE
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6017 * because it will probably perform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6018 * pretty badly for me.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6019 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6020 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6021 ALC_SYNC, AL_TRUE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6022 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6023 ALC_SYNC, AL_FALSE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6024 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6025 /* Looking at the API spec, it implies
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6026 * that the list be a NULL terminated string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6027 * so it's probably not safe to use ALC_INVALID
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6028 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6029 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6030 ALC_INVALID };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6031 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6032 '\0'};
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6033 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6034 /* Redo: I'm going to allow ALC_REFRESH to be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6035 * However, if no value is specified, I don't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6036 * 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
6037 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6038 ALint attrlist[7];
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6039 ALsizei current_attrlist_index = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6040
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6041 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6042 /* More problems: I'm getting bit by endian/signedness issues on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6043 * different platforms. I can find the endianess easily enough,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6044 * 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
6045 * 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
6046 * unsigned on OSX with an originally signed sample, I get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6047 * distortion. However, I don't have any native unsigned samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6048 * 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
6049 * correct signedness no matter what.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6050 * 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
6051 * determine the value. If I try to determine the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6052 * 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
6053 * SDL_Audio, and read what the obtained settings were.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6054 * Then shutdown everything. However, I don't even know how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6055 * reliable this is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6056 * Update: I think I resolved the issues...forgot to update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6057 * these comments when it happened. I should check the revision control
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6058 * 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
6059 * doing something correctly with the AudioInfo or some kind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6060 * 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
6061 * 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
6062 * 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
6063 * and had to fill one out myself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6064 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6065 SDL_AudioSpec desired;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6066 SDL_AudioSpec obtained;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6067 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6068
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6069
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6070 /* Make sure ALmixer isn't already initialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6071 if(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6072 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6073 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6074 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6075 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6076 fprintf(stderr, "Found Loki dist\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6077 #elif defined(USING_CREATIVE_AL_DIST)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6078 fprintf(stderr, "Found Creative dist\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6079
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6080 #elif defined(USING_NVIDIA_AL_DIST)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6081 fprintf(stderr, "Found Nvidia dist\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6082 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6083
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6084 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6085 ALmixer_InitTime();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6086
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6087 /* 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
6088 /* 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
6089 * 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
6090 * This is not actually a leak.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6091 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6092 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6093 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6094 s_ALmixerErrorPool = TError_CreateErrorPool();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6095 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6096 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6097 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6098 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6099 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6100 fprintf(stderr, "tError Test0\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6101 ALmixer_SetError("Initing (and testing SetError)");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6102 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
6103 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
6104 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6105
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6106
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6107 /* Set the defaults */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6108 /*
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6109 attrlist[0] = ALC_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6110 attrlist[1] = ALMIXER_DEFAULT_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6111 attrlist[2] = ALC_SYNC;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6112 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6113 attrlist[3] = ALC_TRUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6114 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6115 attrlist[3] = ALC_FALSE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6116 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6117 */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6118 /* Set frequency value if it is not 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6119 if(0 != frequency)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6120 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6121 attrlist[current_attrlist_index] = ALC_FREQUENCY;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6122 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6123 attrlist[current_attrlist_index] = (ALint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6124 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6125 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6126
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6127 #ifdef ENABLE_ALMIXER_ALC_SYNC
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6128 attrlist[current_attrlist_index] = ALC_SYNC;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6129 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6130 attrlist[current_attrlist_index] = ALC_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6131 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6132 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6133
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6134 /* If the user specifies a refresh value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6135 * make room for it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6136 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6137 if(0 != refresh)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6138 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6139 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
6140 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6141 attrlist[current_attrlist_index] = refresh;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6142 current_attrlist_index++;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6143 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6144
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6145 /* End attribute list */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6146 attrlist[current_attrlist_index] = '\0';
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6147
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6148
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6149 /* Initialize SDL_Sound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6150 if(! Sound_Init() )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6151 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6152 ALmixer_SetError(Sound_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6153 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6154 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6155 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6156 /* Here is the paranoid check that opens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6157 * SDL audio in an attempt to find the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6158 * system values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6159 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6160 /* Doesn't have to be the actual value I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6161 * (as long as it doesn't influence format, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6162 * which case I'm probably screwed anyway because OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6163 * may easily choose to do something else).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6164 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6165 desired.freq = 44100;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6166 desired.channels = 2;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6167 desired.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6168 desired.callback = my_dummy_audio_callback;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6169 if(SDL_OpenAudio(&desired, &obtained) >= 0)
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 SIGN_TYPE_16BIT_FORMAT = obtained.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6172 /* Now to get really paranoid, we should probably
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6173 * also assume that the 8bit format is also the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6174 * same sign type and set that value
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(AUDIO_S16SYS == obtained.format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6177 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6178 SIGN_TYPE_8BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6179 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6180 /* Should be AUDIO_U16SYS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6181 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6182 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6183 SIGN_TYPE_8BIT_FORMAT = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6184 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6185 SDL_CloseAudio();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6186 fprintf(stderr, "Obtained format = %d", obtained.format);
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 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6189 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6190 /* 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
6191 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6192 SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6193 SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6194 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6195 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6196
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6197 #ifndef ALMIXER_COMPILE_WITHOUT_SDL
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6198 /* Weirdness: It seems that SDL_Init(SDL_INIT_AUDIO)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6199 * causes OpenAL and SMPEG to conflict. For some reason
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6200 * if SDL_Init on audio is active, then all the SMPEG
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6201 * decoded sound comes out silent. Unfortunately,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6202 * Sound_Init() invokes SDL_Init on audio. I'm
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6203 * not sure why it actually needs it...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6204 * But we'll attempt to disable it here after the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6205 * 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
6206 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6207 SDL_QuitSubSystem(SDL_INIT_AUDIO);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6208 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6209
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6210 /* I'm told NULL will call the default string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6211 * and hopefully do the right thing for each platform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6212 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6213 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6214 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6215 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6216 /* 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
6217 * 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
6218 * to OpenDevice(). I don't know how portable these strings are.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6219 * I don't even know if the format for strings is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6220 * compatible
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6221 * From the testattrib.c in the Loki test section
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6222 * dev = alcOpenDevice( (const ALubyte *) "'((sampling-rate 22050))" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6223 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6224
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6225 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6226 sprintf(device_string, "'((sampling-rate %d))", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6227 dev = alcOpenDevice( (const ALubyte *) device_string );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6228 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6229 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6230 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6231 fprintf(stderr,"sampling-rate is %d\n", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6232 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6233 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6234 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
6235 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6236 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6237
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6238 #ifdef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6239 /* 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
6240 /* 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
6241 if(0 != frequency)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6242 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6243 Internal_alcMacOSXMixerOutputRate((ALdouble)frequency);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6244 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6245 ALmixer_Frequency_global = (ALuint)Internal_alcMacOSXGetMixerOutputRate();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6246 fprintf(stderr, "Internal_alcMacOSXMixerOutputRate is: %lf", Internal_alcMacOSXGetMixerOutputRate());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6247 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6248
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6249 context = alcCreateContext(dev, attrlist);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6250 if(NULL == context)
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 ALmixer_SetError("Cannot create a context OpenAL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6253 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6254 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6255 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6256 fprintf(stderr, "Context checking...\n");
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6259 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6260 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6261 * According to Garin Hiebert, this is actually an inconsistency
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6262 * in the Loki version. The function should return a boolean.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6263 * instead of ALC_NO_ERROR. Garin suggested I check via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6264 * alcGetError().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6265 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6266 /* clear the error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6267 alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6268 alcMakeContextCurrent(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6269
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6270 error = alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6271 if( (ALC_NO_ERROR != error) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6272 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6273 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6274 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6275 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6276 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6277 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6278
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6279 /* 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
6280 * 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
6281 * own copy. Yuck.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6282 * 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
6283 * 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
6284 * The demo is in testattrib.c.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6285 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6286 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6287 ALmixer_Frequency_global = frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6288 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6289 #ifndef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6290 alcGetIntegerv(dev, ALC_FREQUENCY, 1, &ALmixer_Frequency_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6291 fprintf(stderr, "alcGetIntegerv ALC_FREQUENCY is: %d", ALmixer_Frequency_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6292 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6293
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6294
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6295 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6296 /* OSX is failing on alcMakeContextCurrent(). Try checking it first? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6297 if(alcGetCurrentContext() != context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6298 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6299 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6300 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6301 * I think this is a bug in the OpenAL implementation.
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 fprintf(stderr,"alcMakeContextCurrent returns %d\n", alcMakeContextCurrent(context));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6304
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6305 fprintf(stderr, "Making context current\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6306 #ifndef __APPLE__
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6307 if(alcMakeContextCurrent(context) != ALC_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6308 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6309 if(!alcMakeContextCurrent(context))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6310 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6311 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6312 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6313 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6314 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6315 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6316 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6317 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6318 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6319
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6320
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6321 /* #endif */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6322 fprintf(stderr, "done Context\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6323 /* Saw this in the README with the OS X OpenAL distribution.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6324 * It looked interesting and simple, so I thought I might
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6325 * try it out.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6326 * ***** ALC_CONVERT_DATA_UPON_LOADING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6327 * 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
6328 * Audio format, the audio data passed to the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6329 * library with the alBufferData() call. Preconverting the audio data, reduces CPU
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6330 * usage by removing an audio data conversion
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6331 * (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
6332 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6333 * 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
6334 * setting will be applied to all subsequent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6335 * calls to alBufferData().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6336 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6337 #ifdef __APPLE__
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6338 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6339 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6340
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6341 #else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6342 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6343 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6344 ALenum convert_data_enum = alcGetEnumValue(dev, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6345 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING=0x%x", convert_data_enum);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6346 if(0 != convert_data_enum)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6347 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6348 alEnable(convert_data_enum);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6349 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6350 if( (AL_NO_ERROR != alGetError()) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6351 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6352 ALmixer_SetError("ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6353 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6354
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6355 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6356
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6357
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6358
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6359
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6360 ALmixer_Initialized = 1;
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 if(num_sources <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6363 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6364 Number_of_Channels_global = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6365 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6366 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6367 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6368 Number_of_Channels_global = num_sources;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6369 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6370 Number_of_Reserve_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6371 Is_Playing_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6372 /* Set to Null in case system quit and was reinitialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6373 Channel_Done_Callback = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6374 Channel_Done_Callback_Userdata = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6375 Channel_Data_Callback = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6376 Channel_Data_Callback_Userdata = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6377
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6378 /* Allocate memory for the list of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6379 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
6380 if(NULL == ALmixer_Channel_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6381 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6382 ALmixer_SetError("Out of Memory for Channel List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6383 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6384 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6385 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6386 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6387 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6388 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6389
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6390 /* 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
6391 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
6392 if(NULL == Source_Map_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6393 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6394 ALmixer_SetError("Out of Memory for Source Map List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6395 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6396 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6397 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6398 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6399 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6400 return AL_FALSE;
0
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 /* Create array that will hold the sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6404 source = (ALuint*)malloc(Number_of_Channels_global * sizeof(ALuint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6405 if(NULL == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6406 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6407 ALmixer_SetError("Out of Memory for sources");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6408 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6409 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6410 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6411 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6412 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6413 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6414 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6415 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6416
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6417 /* Clear the error state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6418 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6419 /* Generate the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6420 alGenSources(Number_of_Channels_global, source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6421 if( (error=alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6422 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6423 ALmixer_SetError("Couldn't generate sources: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6424 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6425 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6426 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6427 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6428 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6429 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6430 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6431 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6432
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6433 /* Initialize each channel and associate one source to one channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6434 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6435 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6436 if(0 == source[i])
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6437 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6438 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
6439 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6440
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6441 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6442 /* Keeping the source allocation out of the Init function
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6443 * in case I want to reuse the Init
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6444 * function for resetting data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6445 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6446 ALmixer_Channel_List[i].alsource = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6447 /* Now also keep a copy of the source to channel mapping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6448 * 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
6449 * instead of a source from a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6450 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6451 Source_Map_List[i].source = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6452 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6453 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6454 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6455 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6456 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6457 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6458
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6459 /* 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
6460 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6461 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
6462
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6463 fprintf(stderr, "Sorted Source_Map_List is:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6464 for(i=0; i<Number_of_Channels_global; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6465 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6466 fprintf(stderr, "Source: %d, Channel: %d\n", Source_Map_List[i].source, Source_Map_List[i].channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6467 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6468 fprintf(stderr, "\n");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6469 ALmixer_OutputDecoders();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6470
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6471 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6472 s_simpleLock = SDL_CreateMutex();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6473 if(NULL == s_simpleLock)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6474 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6475 /* SDL sets the error message already? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6476 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6477 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6478 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6479 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6480 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6481 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6482 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6483 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6484 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6485
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 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6488 if(NULL == Stream_Thread_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6489 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6490 /* 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
6491 SDL_DestroyMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6492 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6493 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6494 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6495 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6496 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6497 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6498 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6499 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6500 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6501
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6502 fprintf(stderr, "Using threads\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6503 #endif /* End of ENABLE_ALMIXER_THREADS */
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 /* 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
6506 * are connected to channels
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6507 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6508 free(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6509 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6510 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6511
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6512
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6513 ALboolean ALmixer_InitContext(ALuint frequency, ALuint refresh)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6514 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6515 ALCdevice* dev;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6516 ALCcontext* context;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6517 ALCenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6518
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6519 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6520 /* The Loki dist requires that I set both the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6521 * device and context frequency values separately
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6522 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6523 /* Hope this won't overflow */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6524 char device_string[256];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6525 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6526
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6527 /* (Venting frustration) Damn it! Nobody bothered
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6528 * documenting how you're supposed to use an attribute
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6529 * list. In fact, the not even the Loki test program
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6530 * writers seem to know because they use it inconsistently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6531 * For example, how do you terminate that attribute list?
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6532 * The Loki test code does it 3 different ways. They
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6533 * 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
6534 * or they set two final values: ALC_INVALID, 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6535 * In Loki, 0 and ALC_INVALID happen to be the same,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6536 * but with Creative Labs ALC_INVALID is -1.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6537 * So something's going to break. Loki's source
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6538 * code says to terminate with ALC_INVALID. But I
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6539 * don't know if that's really true, or it happens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6540 * to be a coinicidence because it's defined to 0.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6541 * 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
6542 * they terminate it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6543 * So this is really, really ticking me off...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6544 * For now, I'm going to use ALC_INVALID.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6545 * (Update...after further review of the API spec,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6546 * it seems that a NULL terminated string is the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6547 * termination value to use, so 0 it is.)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6548 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6549 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6550 ALint attrlist[] = {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6551 ALC_FREQUENCY, ALMIXER_DEFAULT_FREQUENCY,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6552 /* Don't know anything about these values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6553 * Trust defaults? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6554 /* Supposed to be the refresh rate in Hz.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6555 * I think 15-120 are supposed to be good
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6556 * values. Though I haven't gotten any effect except
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6557 * for one strange instance on a Mac. But it was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6558 * unrepeatable.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6559 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6560 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6561 ALC_REFRESH, 15,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6562 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6563 /* Sync requires a alcProcessContext() call
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6564 * for every cycle. By default, this is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6565 * not used and the value is AL_FALSE
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6566 * because it will probably perform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6567 * pretty badly for me.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6568 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6569 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6570 ALC_SYNC, AL_TRUE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6571 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6572 ALC_SYNC, AL_FALSE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6573 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6574 /* Looking at the API spec, it implies
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6575 * that the list be a NULL terminated string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6576 * so it's probably not safe to use ALC_INVALID
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6577 */
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 ALC_INVALID };
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6580 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6581 '\0'};
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6582 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6583 /* Redo: I'm going to allow ALC_REFRESH to be set.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6584 * However, if no value is specified, I don't
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6585 * 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
6586 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6587 ALint attrlist[7];
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6588 ALsizei current_attrlist_index = 0;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6589
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6590 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6591 /* More problems: I'm getting bit by endian/signedness issues on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6592 * different platforms. I can find the endianess easily enough,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6593 * 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
6594 * 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
6595 * unsigned on OSX with an originally signed sample, I get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6596 * distortion. However, I don't have any native unsigned samples
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6597 * 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
6598 * correct signedness no matter what.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6599 * 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
6600 * determine the value. If I try to determine the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6601 * 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
6602 * SDL_Audio, and read what the obtained settings were.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6603 * Then shutdown everything. However, I don't even know how
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6604 * reliable this is.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6605 * Update: I think I resolved the issues...forgot to update
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6606 * these comments when it happened. I should check the revision control
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6607 * 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
6608 * doing something correctly with the AudioInfo or some kind
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6609 * 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
6610 * 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
6611 * 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
6612 * and had to fill one out myself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6613 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6614 SDL_AudioSpec desired;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6615 SDL_AudioSpec obtained;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6616 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6617
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6618
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6619
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6620
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6621 /* Make sure ALmixer isn't already initialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6622 if(ALmixer_Initialized)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6623 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6624 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6625 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6626 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6627 fprintf(stderr, "Found Loki dist\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6628 #elif defined(USING_CREATIVE_AL_DIST)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6629 fprintf(stderr, "Found Creative dist\n");
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 #elif defined(USING_NVIDIA_AL_DIST)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6632 fprintf(stderr, "Found Nvidia dist\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6633 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6634
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6635 /* Set the defaults */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6636 attrlist[0] = ALC_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6637 attrlist[1] = ALMIXER_DEFAULT_FREQUENCY;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6638 attrlist[2] = ALC_SYNC;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6639 #ifdef ENABLE_ALMIXER_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6640 attrlist[3] = ALC_TRUE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6641 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6642 attrlist[3] = ALC_FALSE;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6643 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6644 /* Set frequency value if it is not 0 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6645 if(0 != frequency)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6646 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6647 attrlist[current_attrlist_index] = ALC_FREQUENCY;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6648 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6649 attrlist[current_attrlist_index] = (ALint)frequency;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6650 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6651 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6652
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6653 #ifdef ENABLE_ALMIXER_ALC_SYNC
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6654 attrlist[current_attrlist_index] = ALC_SYNC;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6655 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6656 attrlist[current_attrlist_index] = ALC_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6657 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6658 #endif
0
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 /* If the user specifies a refresh value,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6661 * make room for it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6662 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6663 if(0 != refresh)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6664 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6665 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
6666 current_attrlist_index++;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6667 attrlist[current_attrlist_index] = refresh;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6668 current_attrlist_index++;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6669 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6670
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6671 /* End attribute list */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6672 attrlist[current_attrlist_index] = '\0';
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6673
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6674
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6675
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6676 /* Initialize SDL_Sound */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6677 if(! Sound_Init() )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6678 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6679 ALmixer_SetError(Sound_GetError());
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6680 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6681 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6682 #ifdef ENABLE_PARANOID_SIGNEDNESS_CHECK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6683 /* Here is the paranoid check that opens
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6684 * SDL audio in an attempt to find the correct
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6685 * system values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6686 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6687 /* Doesn't have to be the actual value I think
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6688 * (as long as it doesn't influence format, in
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6689 * which case I'm probably screwed anyway because OpenAL
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6690 * may easily choose to do something else).
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 desired.freq = 44100;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6693 desired.channels = 2;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6694 desired.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6695 desired.callback = my_dummy_audio_callback;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6696 if(SDL_OpenAudio(&desired, &obtained) >= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6697 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6698 SIGN_TYPE_16BIT_FORMAT = obtained.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6699 /* Now to get really paranoid, we should probably
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6700 * also assume that the 8bit format is also the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6701 * same sign type and set that value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6702 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6703 if(AUDIO_S16SYS == obtained.format)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6704 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6705 SIGN_TYPE_8BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6706 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6707 /* Should be AUDIO_U16SYS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6708 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6709 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6710 SIGN_TYPE_8BIT_FORMAT = AUDIO_U8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6711 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6712 SDL_CloseAudio();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6713 fprintf(stderr, "Obtained format = %d", obtained.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6714 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6715 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6716 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6717 /* 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
6718 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6719 SIGN_TYPE_16_BIT_FORMAT = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6720 SIGN_TYPE_8_BIT_FORMAT = AUDIO_S8;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6721 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6722 #endif
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6723
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6724 #ifndef ALMIXER_COMPILE_WITHOUT_SDL
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6725 /* Weirdness: It seems that SDL_Init(SDL_INIT_AUDIO)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6726 * causes OpenAL and SMPEG to conflict. For some reason
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6727 * if SDL_Init on audio is active, then all the SMPEG
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6728 * decoded sound comes out silent. Unfortunately,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6729 * Sound_Init() invokes SDL_Init on audio. I'm
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6730 * not sure why it actually needs it...
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6731 * But we'll attempt to disable it here after the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6732 * 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
6733 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6734 SDL_QuitSubSystem(SDL_INIT_AUDIO);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6735 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6736
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6737 /* I'm told NULL will call the default string
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6738 * and hopefully do the right thing for each platform
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6739 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6740 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6741 dev = alcOpenDevice( NULL );
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 /* 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
6744 * 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
6745 * to OpenDevice(). I don't know how portable these strings are.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6746 * I don't even know if the format for strings is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6747 * compatible
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6748 * From the testattrib.c in the Loki test section
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6749 * dev = alcOpenDevice( (const ALubyte *) "'((sampling-rate 22050))" );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6750 */
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 #ifdef USING_LOKI_AL_DIST
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6753 sprintf(device_string, "'((sampling-rate %d))", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6754 dev = alcOpenDevice( (const ALubyte *) device_string );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6755 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6756 dev = alcOpenDevice( NULL );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6757 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6758 fprintf(stderr,"sampling-rate is %d\n", attrlist[1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6759 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6760 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6761 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
6762 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6763 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6764
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6765 #ifdef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6766 /* 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
6767 /* 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
6768 if(0 != frequency)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6769 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6770 Internal_alcMacOSXMixerOutputRate((ALdouble)frequency);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6771 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6772 ALmixer_Frequency_global = (ALuint)Internal_alcMacOSXGetMixerOutputRate();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6773 fprintf(stderr, "Internal_alcMacOSXMixerOutputRate is: %lf", Internal_alcMacOSXGetMixerOutputRate());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6774 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6775
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6776
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6777 context = alcCreateContext(dev, attrlist);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6778 if(NULL == context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6779 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6780 ALmixer_SetError("Cannot create a context OpenAL");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6781 alcCloseDevice(dev);
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6786 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6787 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6788 * According to Garin Hiebert, this is actually an inconsistency
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6789 * in the Loki version. The function should return a boolean.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6790 * instead of ALC_NO_ERROR. Garin suggested I check via
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6791 * alcGetError().
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 /* clear the error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6794 alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6795 alcMakeContextCurrent(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6796
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6797 error = alcGetError(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6798 if( (ALC_NO_ERROR != error) )
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6799 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6800 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6801 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6802 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6803 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6804 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6805
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6806
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6807 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6808 /* OSX is failing on alcMakeContextCurrent(). Try checking it first? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6809 if(alcGetCurrentContext() != context)
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 /* Hmmm, OSX is returning 1 on alcMakeContextCurrent,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6812 * but ALC_NO_ERROR is defined to ALC_FALSE.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6813 * I think this is a bug in the OpenAL implementation.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6814 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6815 fprintf(stderr,"alcMakeContextCurrent returns %d\n", alcMakeContextCurrent(context));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6816
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6817 fprintf(stderr, "Making context current\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6818 #ifndef __APPLE__
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6819 if(alcMakeContextCurrent(context) != ALC_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6820 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6821 if(!alcMakeContextCurrent(context))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6822 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6823 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6824 ALmixer_SetError("Could not MakeContextCurrent");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6825 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6826 alcCloseDevice(dev);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6827 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6828 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6829
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6830 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6831 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6832
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6833 /* 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
6834 * 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
6835 * own copy. Yuck.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6836 * 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
6837 * 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
6838 * The demo is in testattrib.c.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6839 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6840 #ifndef __APPLE__
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6841 alcGetIntegerv(dev, ALC_FREQUENCY, 1, &ALmixer_Frequency_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6842 fprintf(stderr, "alcGetIntegerv ALC_FREQUENCY is: %d", ALmixer_Frequency_global);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6843 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6844
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6845
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6846 fprintf(stderr, "done Context\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6847
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6848 /* Saw this in the README with the OS X OpenAL distribution.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6849 * It looked interesting and simple, so I thought I might
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6850 * try it out.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6851 * ***** ALC_CONVERT_DATA_UPON_LOADING
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6852 * 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
6853 * Audio format, the audio data passed to the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6854 * library with the alBufferData() call. Preconverting the audio data, reduces CPU
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6855 * usage by removing an audio data conversion
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6856 * (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
6857 *
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6858 * 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
6859 * setting will be applied to all subsequent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6860 * calls to alBufferData().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6861 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6862 #ifdef __APPLE__
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6863 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6864 #if (TARGET_OS_IPHONE == 1) || (TARGET_IPHONE_SIMULATOR == 1)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6865
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6866 #else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6867 #endif
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 ALenum convert_data_enum = alcGetEnumValue(dev, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6870 fprintf(stderr, "ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING=0x%x", convert_data_enum);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6871 if(0 != convert_data_enum)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6872 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6873 alEnable(convert_data_enum);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6874 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6875 if( (AL_NO_ERROR != alGetError()) )
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6876 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6877 ALmixer_SetError("ALC_MAC_OSX_CONVERT_DATA_UPON_LOADING attempted but failed");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6878 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6879 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6880
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6881 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6882 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6883
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6884
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6885 ALboolean ALmixer_InitMixer(ALint num_sources)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6886 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6887 ALint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6888 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6889 ALuint* source;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6890
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6891
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6892 ALmixer_Initialized = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6893
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6894
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6895 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6896 ALmixer_InitTime();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6897
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6898 /* 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
6899 /* 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
6900 * 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
6901 * This is not actually a leak.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6902 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6903 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6904 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6905 s_ALmixerErrorPool = TError_CreateErrorPool();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6906 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6907 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6908 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6909 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6910 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6911 /*
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6912 fprintf(stderr, "tError Test0\n");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6913 ALmixer_SetError("Initing (and testing SetError)");
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6914 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
6915 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
6916 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6917 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6918
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6919 if(num_sources <= 0)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6920 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6921 Number_of_Channels_global = ALMIXER_DEFAULT_NUM_CHANNELS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6922 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6923 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6924 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6925 Number_of_Channels_global = num_sources;
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 Number_of_Reserve_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6928 Is_Playing_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6929 /* Set to Null in case system quit and was reinitialized */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6930 Channel_Done_Callback = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6931 Channel_Done_Callback_Userdata = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6932 Channel_Data_Callback = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
6933 Channel_Data_Callback_Userdata = NULL;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6934
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6935 /* Allocate memory for the list of channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6936 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
6937 if(NULL == ALmixer_Channel_List)
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 ALmixer_SetError("Out of Memory for Channel List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6940 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6941 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6942 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6943 }
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 /* 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
6946 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
6947 if(NULL == Source_Map_List)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6948 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6949 ALmixer_SetError("Out of Memory for Source Map List");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6950 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6951 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6952 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6953 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6954 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6955
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6956 /* Create array that will hold the sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6957 source = (ALuint*)malloc(Number_of_Channels_global * sizeof(ALuint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6958 if(NULL == source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6959 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6960 ALmixer_SetError("Out of Memory for sources");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6961 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6962 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6963 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6964 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6965 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6966 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6967
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6968 /* Clear the error state */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6969 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6970 /* Generate the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6971 alGenSources(Number_of_Channels_global, source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6972 if( (error=alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6973 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6974 ALmixer_SetError("Couldn't generate sources: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6975 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6976 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6977 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6978 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
6979 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6980 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6981
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6982 /* Initialize each channel and associate one source to one channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6983 for(i=0; i<Number_of_Channels_global; i++)
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 Init_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6986 /* Keeping the source allocation out of the Init function
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6987 * in case I want to reuse the Init
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6988 * function for resetting data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6989 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6990 ALmixer_Channel_List[i].alsource = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6991 /* Now also keep a copy of the source to channel mapping
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6992 * 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
6993 * instead of a source from a channel
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6994 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6995 Source_Map_List[i].source = source[i];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6996 Source_Map_List[i].channel = i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6997 /* Clean the channel because there are some things that need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6998 * be done that can't happen until the source is set
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
6999 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7000 Clean_Channel(i);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7001 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7002
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7003 /* 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
7004 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7005 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
7006
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7007 fprintf(stderr, "Sorted Source_Map_List is:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7008 for(i=0; i<Number_of_Channels_global; i++)
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 fprintf(stderr, "Source: %d, Channel: %d\n", Source_Map_List[i].source, Source_Map_List[i].channel);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7011 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7012 fprintf(stderr, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7013
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7014
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7015
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7016 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7017 s_simpleLock = SDL_CreateMutex();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7018 if(NULL == s_simpleLock)
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 /* SDL sets the error message already? */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7021 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7022 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7023 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7024 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7025 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7026 return AL_FALSE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7027 }
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7030 Stream_Thread_global = SDL_CreateThread(Stream_Data_Thread_Callback, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7031 if(NULL == Stream_Thread_global)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7032 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7033 /* 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
7034 SDL_DestroyMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7035 free(source);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7036 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7037 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7038 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7039 Number_of_Channels_global = 0;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7040 return AL_FALSE;
0
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7043 fprintf(stderr, "Using threads\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7044 #endif /* End of ENABLE_ALMIXER_THREADS */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7045
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7046 /* 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
7047 * are connected to channels
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7048 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7049 free(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7050 return AL_TRUE;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7051 }
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
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 /* Keep the return value void to allow easy use with
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7056 * atexit()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7057 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7058 void ALmixer_Quit()
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 ALCcontext* context;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7061 ALCdevice* dev;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7062 ALint i;
0
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 if( ! ALmixer_Initialized)
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 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7067 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7068 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7069 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7070 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7071 /* Shutdown everything before closing context */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7072 fprintf(stderr, "Halting channels\n");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7073 Internal_HaltChannel(-1, AL_FALSE);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7074
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7075 /* This flag will cause the thread to terminate */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7076 ALmixer_Initialized = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7077 #ifdef ENABLE_ALMIXER_THREADS
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7078 SDL_UnlockMutex(s_simpleLock);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7079 fprintf(stderr, "Closing thread\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7080 SDL_WaitThread(Stream_Thread_global, NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7081
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7082 fprintf(stderr, "Destroying mutex\n");
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7083 SDL_DestroyMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7084 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7085
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7086 fprintf(stderr, "Deleting OpenAL sources\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7087 /* Delete all the OpenAL sources */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7088 for(i=0; i<Number_of_Channels_global; i++)
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 fprintf(stderr, "Deleting OpenAL source: %d\n", ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7091 alDeleteSources(1, &ALmixer_Channel_List[i].alsource);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7092 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7093 /* Delete all the channels */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7094 free(ALmixer_Channel_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7095 free(Source_Map_List);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7096
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7097 /* Reset the Number_of_Channels just in case somebody
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7098 * tries using a ALmixer function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7099 * I probably should put "Initialized" checks everywhere,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7100 * but I'm too lazy at the moment.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7101 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7102 Number_of_Channels_global = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7103
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7104 context = alcGetCurrentContext();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7105 if(NULL == context)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7106 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7107 return;
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 /* Need to get the device before I close the context */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7110 dev = alcGetContextsDevice(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7111 alcDestroyContext(context);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7112
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7113 if(NULL == dev)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7114 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7115 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7116 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7117 alcCloseDevice(dev);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7118
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7119 Sound_Quit();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7120
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7121 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7122 /* 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
7123 TError_FreeErrorPool(s_ALmixerErrorPool);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7124 s_ALmixerErrorPool = NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7125 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7126 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7127 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7128
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7129 ALboolean ALmixer_IsInitialized()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7130 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7131 return ALmixer_Initialized;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7132 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7133
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7134 ALuint ALmixer_GetFrequency()
0
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 return ALmixer_Frequency_global;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7137 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7138
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7139 const ALmixer_version* ALmixer_GetLinkedVersion()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7140 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7141 static ALmixer_version linked_mixver;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7142 ALMIXER_GET_COMPILED_VERSION(&linked_mixver);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7143 return(&linked_mixver);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7144 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7145
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7146 #ifdef ALMIXER_COMPILE_WITHOUT_SDL
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7147
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7148 const char* ALmixer_GetError()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7149 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7150 const char* error_string = NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7151 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7152 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7153 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
7154 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7155 error_string = TError_GetLastErrorStr(s_ALmixerErrorPool);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7156 /* 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
7157 if(NULL == error_string)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7158 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7159 return "";
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7160 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7161 else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7162 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7163 return error_string;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7164 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7165 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7166
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7167 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
7168 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7169 if(NULL == s_ALmixerErrorPool)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7170 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7171 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
7172 return;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7173 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7174 va_list argp;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7175 va_start(argp, err_str);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7176 // 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
7177 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
7178 va_end(argp);
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
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7182
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7183
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7184
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7185
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7186 #if 0
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7187 void ALmixer_OutputAttributes()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7188 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7189 ALint num_flags = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7190 ALint* flags = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7191 int i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7192 ALCdevice* dev = alcGetContextsDevice( alcGetCurrentContext() );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7193
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7194
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7195 printf("custom context\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7196
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7197 alcGetIntegerv(dev, ALC_ATTRIBUTES_SIZE,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7198 sizeof num_flags, &num_flags );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7199
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7200 printf("Number of Flags: %d\n", num_flags);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7201
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7202 if(num_flags)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7203 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7204 flags = malloc(sizeof(num_flags) * sizeof(ALint));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7205
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7206 alcGetIntegerv(dev, ALC_ALL_ATTRIBUTES,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7207 sizeof num_flags * sizeof(ALint),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7208 flags );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7209 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7210 for(i = 0; i < num_flags-1; i += 2)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7211 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7212 printf("key 0x%x : value %d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7213 flags[i], flags[i+1]);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7214 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7215 free(flags);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7216 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7217 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7218
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7219
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7220 void ALmixer_OutputDecoders()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7221 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7222 Sound_Version sound_compile_version;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7223 Sound_Version sound_link_version;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7224
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7225 const Sound_DecoderInfo **rc = Sound_AvailableDecoders();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7226 const Sound_DecoderInfo **i;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7227 const char **ext;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7228 FILE* stream = stdout;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7229
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7230
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7231 fprintf(stream, "SDL_sound Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7232
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7233 SOUND_VERSION(&sound_compile_version);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7234 fprintf(stream, "\tCompiled with SDL_sound version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7235 sound_compile_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7236 sound_compile_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7237 sound_compile_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7238
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7239 Sound_GetLinkedVersion(&sound_link_version);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7240 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
7241 sound_link_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7242 sound_link_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7243 sound_link_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7244
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7245 fprintf(stream, "Supported sound formats:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7246 if (rc == NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7247 fprintf(stream, " * Apparently, NONE!\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7248 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7249 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7250 for (i = rc; *i != NULL; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7251 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7252 fprintf(stream, " * %s\n", (*i)->description);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7253
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7254 for (ext = (*i)->extensions; *ext != NULL; ext++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7255 fprintf(stream, " File extension \"%s\"\n", *ext);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7256
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7257 fprintf(stream, " Written by %s.\n %s\n\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7258 (*i)->author, (*i)->url);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7259 } /* for */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7260 } /* else */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7261
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7262 fprintf(stream, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7263 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7264
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7265 void ALmixer_OutputOpenALInfo()
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 ALmixer_version mixer_compile_version;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7268 const ALmixer_version * mixer_link_version=ALmixer_GetLinkedVersion();
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7269 FILE* stream = stdout;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7270
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7271 fprintf(stream, "OpenAL Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7272 fprintf(stream, "\tAL_VENDOR: %s\n", alGetString( AL_VENDOR ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7273 fprintf(stream, "\tAL_VERSION: %s\n", alGetString( AL_VERSION ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7274 fprintf(stream, "\tAL_RENDERER: %s\n", alGetString( AL_RENDERER ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7275 fprintf(stream, "\tAL_EXTENSIONS: %s\n", alGetString( AL_EXTENSIONS ) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7276
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7277 ALMIXER_GET_COMPILED_VERSION(&mixer_compile_version);
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7278 fprintf(stream, "\nSDL_ALmixer Information:\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7279 fprintf(stream, "\tCompiled with SDL_ALmixer version: %d.%d.%d\n",
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7280 mixer_compile_version.major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7281 mixer_compile_version.minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7282 mixer_compile_version.patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7283
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7284 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
7285 mixer_link_version->major,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7286 mixer_link_version->minor,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7287 mixer_link_version->patch);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7288
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7289 fprintf(stream, "\tCompile flags: ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7290 #ifdef ENABLE_LOKI_QUEUE_FIX_HACK
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7291 fprintf(stream, "ENABLE_LOKI_QUEUE_FIX_HACK ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7292 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7293 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7294 fprintf(stream, "ENABLE_ALMIXER_THREADS ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7295 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7296 #ifdef ENABLE_ALC_SYNC
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7297 fprintf(stream, "ENABLE_ALC_SYNC ");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7298 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7299 fprintf(stream, "\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7300 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7301
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7302
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7303 ALint ALmixer_AllocateChannels(ALint numchans)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7304 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7305 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7306 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7307 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7308 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7309 retval = Internal_AllocateChannels(numchans);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7310 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7311 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7312 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7313 return retval;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7316
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7317 ALint ALmixer_ReserveChannels(ALint num)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7318 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7319 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7320 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7321 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7322 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7323 retval = Internal_ReserveChannels(num);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7324 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7325 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7326 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7327 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7328 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7329
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7332
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7333 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
7334 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7335 ALuint bytes_decoded;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7336 ALmixer_Data* ret_data;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7337 ALenum error;
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 /* Allocate memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7340 ret_data = (ALmixer_Data *)malloc(sizeof(ALmixer_Data));
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7341 if (NULL == ret_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7342 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7343 ALmixer_SetError("Out of memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7344 return(NULL);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7345 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7346
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7347 /* Initialize the data fields */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7348
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7349 /* Set the Sound_Sample pointer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7350 ret_data->sample = sample;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7351
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7352 /* Flag the data to note that it is not in use */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7353 ret_data->in_use = 0;
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 remaining flags */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7356 ret_data->total_time = -1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7357 ret_data->eof = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7358
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7359 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7360 ret_data->num_buffers_in_use = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7361
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7362 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7363 ret_data->total_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7364
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7365 /* Just initialize */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7366 ret_data->loaded_bytes = 0;
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 /* Set the max queue buffers (minimum must be 2) */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7369 if(max_queue_buffers < 2)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7370 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7371 max_queue_buffers = ALMIXER_DEFAULT_QUEUE_BUFFERS;
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 ret_data->max_queue_buffers = max_queue_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7374 /* Set up the start up buffers */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7375 if(0 == num_startup_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7376 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7377 num_startup_buffers = ALMIXER_DEFAULT_STARTUP_BUFFERS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7378 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7379 /* 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
7380 if(num_startup_buffers > max_queue_buffers)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7381 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7382 num_startup_buffers = max_queue_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7383 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7384 ret_data->num_startup_buffers = num_startup_buffers;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7385
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7386 ret_data->buffer_map_list = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7387 ret_data->current_buffer = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7388
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7389 ret_data->circular_buffer_queue = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7390
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7391 /* Now decode and load the data into a data chunk */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7392 /* Different cases for Streamed and Predecoded
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7393 * Streamed might turn into a predecoded if buffersize
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7394 * is large enough */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7395 if(AL_FALSE == decode_mode_is_predecoded)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7396 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7397 bytes_decoded = Sound_Decode(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7398 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7399 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7400 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7401 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7402 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7403 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7404 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7405
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7406 /* If no data, return an error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7407 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7408 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7409 ALmixer_SetError("File has no data");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7410 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7411 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7412 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7413 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7414
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7415 /* Note, currently, my Ogg conservative modifications
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7416 * prevent EOF from being detected in the first read
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7417 * because of the weird packet behavior of ov_read().
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7418 * The EAGAIN will get set, but not the EOF.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7419 * I don't know the best way to handle this,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7420 * so for now, Ogg's can only be explicitly
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7421 * predecoded.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7422 */
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 /* Correction: Since we no longer actually keep the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7425 * streamed data we read here (we rewind and throw
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7426 * it away, and start over on Play), it is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7427 * 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
7428 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7429 if(sample->flags & SOUND_SAMPLEFLAG_EAGAIN)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7430 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7431 bytes_decoded = Sound_Decode(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7432 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7433 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7434 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7435 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7436 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7437 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7438 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7439 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7440
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7441
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7442 /* If we found an EOF, the entire file was
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7443 * decoded, so we can treat it like one.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7444 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7445
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7446 if(sample->flags & SOUND_SAMPLEFLAG_EOF)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7447 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7448 fprintf(stderr, "We got LUCKY! File is predecoded even though STREAM was requested\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7449
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7450 ret_data->decoded_all = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7451 /* Need to keep this information around for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7452 * seek and rewind abilities.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7453 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7454 ret_data->total_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7455 /* 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
7456 * this could change during a seek operation
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7457 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7458 ret_data->loaded_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7459
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7460 /* Let's compute the total playing time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7461 * SDL_sound does not yet provide this (we're working on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7462 * that at the moment...)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7463 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7464 ret_data->total_time = Compute_Total_Time(&sample->desired, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7465
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7466 /* Create one element in the buffer array for data for OpanAL */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7467 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7468 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7469 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7470 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7471 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7472 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7473 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7474 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7475 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7476 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7477 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7478 alGenBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7479 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7480 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7481 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7482 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7483 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7484 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7485 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7486 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7487
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7488
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7489 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7490 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7491 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7492 alBufferData(ret_data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7493 TranslateFormat(&sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7494 sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7495 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7496 sample->desired.rate
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7497 );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7498 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7499 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7500 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7501 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7502 alDeleteBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7503 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7504 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7505 return NULL;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7508 /* We should be done with the sample since it's all
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7509 * predecoded. So we can free the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7510
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7511 /* Additional notes:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7512 * We need to keep data around in case Seek() is needed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7513 * or other Sound_AudioInfo is needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7514 * This can either be done by not deleting the sample,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7515 * or it can be done by dynamically recreating it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7516 * when we need it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7517 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7518 /* Since OpenAL won't let us retrieve it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7519 * (aka dynamically), we have to keep the Sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7520 * around because since the user requested
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7521 * streamed and we offered predecoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7522 * we don't want to mess up the user who
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7523 * was expecting seek support
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7524 * So Don't Do anything
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7525 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7526 /*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7527 if(0 == access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7528 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7529 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7530 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7531 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7532 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7533 /* Else, We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7534 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7535 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7536
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7537 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7538 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7539 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7540 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7541 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7542 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7543 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7544 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7545 /* We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7546 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7547 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7548 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7549 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7550 /* okay we're done here */
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 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7553 /* Else, we need to stream the data, so we'll
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7554 * create multple buffers for queuing */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7555 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7556 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7557 fprintf(stderr, "Loading streamed data (not lucky)\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7558 ret_data->decoded_all = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7559
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7560 /* This information is for predecoded.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7561 * Set to 0, since we don't know.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7562 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7563 ret_data->total_bytes = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7564
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7565 /* Create buffers for data
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7566 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7567 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) * max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7568 if(NULL == ret_data->buffer)
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 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7571 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7572 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7573 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7574 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7575
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7576 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7577 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7578 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7579 alGenBuffers(max_queue_buffers, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7580 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7581 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7582 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7583 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7584 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7585 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7586 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7587 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7588
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7589 /* Redesign: Okay, because of the unqueuing problems and such,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7590 * I've decided to redesign where and how queuing is handled.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7591 * Before, everything was queued up here. However, this
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7592 * placed a penalty on load and made performance inconsistent
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7593 * when samples had to be rewound. It did make things easier
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7594 * to queue because I could let OpenAL decide which buffer
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7595 * needed to be queued next.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7596 * 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
7597 * Play() command. I'm going to add some book keeping,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7598 * and allow for additional buffers to be filled at later
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7599 * times.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7600 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7601
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7602
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7603 /* So first of all, because of I already decoded the sample
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7604 * for testing, I need to decide what to do with it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7605 * The best thing would be be to alBufferData() it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7606 * The problem is it may conflict with the rest of
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7607 * the system because everything now assumes buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7608 * are entirely stripped (because of the unqueing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7609 * problem).
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7610 * So it looks like I have to do the crappy thing
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7611 * and throw away the data, and rewind.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7612 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7613
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7614 if(0 == Sound_Rewind(ret_data->sample))
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7615 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7616 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
7617 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7618 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7619 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7620 return NULL;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7623
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7624 /* If the user has selected access_data, we need to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7625 * keep copies of the queuing buffers around because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7626 * OpenAL won't let us access the data.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7627 * Allocate the memory for the buffers here
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7628 * and initialize the albuffer-index map
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7629 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7630 if(access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7631 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7632 ALuint j;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7633 /* Create buffers for data access
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7634 * Should be the same number as the number of queue buffers
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7635 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
7636 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
7637 if(NULL == ret_data->buffer_map_list)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7638 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7639 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7640 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7641 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7642 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7643 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7644 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7645
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7646 ret_data->circular_buffer_queue = CircularQueueUnsignedInt_CreateQueue(max_queue_buffers);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7647 if(NULL == ret_data->circular_buffer_queue)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7648 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7649 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7650 free(ret_data->buffer_map_list);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7651 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7652 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7653 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7654 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7655 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7656
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7657
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7658 for(j=0; j<max_queue_buffers; j++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7659 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7660 ret_data->buffer_map_list[j].albuffer = ret_data->buffer[j];
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7661 ret_data->buffer_map_list[j].index = j;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7662 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
7663 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
7664 if(NULL == ret_data->buffer_map_list[j].data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7665 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7666 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7667 break;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7668 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7669 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7670 /* If an error happened, we have to clean up the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7671 if(j < max_queue_buffers)
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 fprintf(stderr, "################## Buffer allocation failed\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7674 for( ; j>=0; j--)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7675 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7676 free(ret_data->buffer_map_list[j].data);
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 free(ret_data->buffer_map_list);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7679 CircularQueueUnsignedInt_FreeQueue(ret_data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7680 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7681 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7682 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7683 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7684 }
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 /* 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
7687 */
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
7688 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
7689 } /* End if access_data==true */
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7692 } /* End of do stream */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7693 } /* end of DECODE_STREAM */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7694 /* 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
7695 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
7696 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7697 #ifndef ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7698 /* 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
7699 * 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
7700 * 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
7701 * so looping isn't needed.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7702 * 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
7703 * 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
7704 * 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
7705 * 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
7706 * 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
7707 * 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
7708 * to load a file.
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7709 */
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7710 ALint sound_duration = Sound_GetDuration(sample);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7711 if(sound_duration > 0)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7712 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7713 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
7714 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
7715 if(0 == buffer_resize_succeeded)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7716 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7717 ALmixer_SetError(Sound_GetError());
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7718 Sound_FreeSample(sample);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7719 free(ret_data);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7720 return NULL;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7721 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7722 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7723 #endif /* ALMIXER_DISABLE_PREDECODED_PRECOMPUTE_BUFFER_SIZE_OPTIMIZATION */
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7724 bytes_decoded = Sound_DecodeAll(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7725 if(sample->flags & SOUND_SAMPLEFLAG_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7726 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7727 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7728 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7729 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7730 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7731 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7732
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7733 /* If no data, return an error */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7734 if(0 == bytes_decoded)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7735 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7736 ALmixer_SetError("File has no data");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7737 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7738 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7739 return NULL;
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
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 ret_data->decoded_all = 1;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7744 /* Need to keep this information around for
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7745 * seek and rewind abilities.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7746 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7747 ret_data->total_bytes = bytes_decoded;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7748 /* 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
7749 * this could change during a seek operation
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 ret_data->loaded_bytes = bytes_decoded;
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 /* Let's compute the total playing time
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7754 * SDL_sound does not yet provide this (we're working on
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7755 * that at the moment...)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7756 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7757 ret_data->total_time = Compute_Total_Time(&sample->desired, bytes_decoded);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7758
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7759 /* Create one element in the buffer array for data for OpanAL */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7760 ret_data->buffer = (ALuint*)malloc( sizeof(ALuint) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7761 if(NULL == ret_data->buffer)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7762 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7763 ALmixer_SetError("Out of Memory");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7764 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7765 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7766 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7767 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7768 /* Clear the error code */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7769 alGetError();
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7770 /* Now generate an OpenAL buffer using that first element */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7771 alGenBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7772 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7773 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7774 ALmixer_SetError("alGenBuffers failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7775 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7776 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7777 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7778 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7779 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7780 fprintf(stderr, "Actual rate=%d, desired=%d\n", sample->actual.rate, sample->desired.rate);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7781
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7782 /* Now copy the data to the OpenAL buffer */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7783 /* We can't just set a pointer because the API needs
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7784 * its own copy to assist hardware acceleration */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7785 alBufferData(ret_data->buffer[0],
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7786 TranslateFormat(&sample->desired),
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7787 sample->buffer,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7788 bytes_decoded,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7789 sample->desired.rate
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 if( (error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7792 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7793 ALmixer_SetError("alBufferData failed: %s\n", alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7794 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7795 alDeleteBuffers(1, ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7796 free(ret_data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7797 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7798 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7799 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7800
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7801 /* We should be done with the sample since it's all
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7802 * predecoded. So we can free the memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7803 /* Need to keep around because Seek() needs it */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7804
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7805 /* Additional notes:
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7806 * We need to keep data around in case Seek() is needed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7807 * or other Sound_AudioInfo is needed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7808 * This can either be done by not deleting the sample,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7809 * or it can be done by dynamically recreating it
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7810 * when we need it.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7811 * 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
7812 * access_data flag. If they set the flag, then they get
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7813 * data callbacks and seek support. If not, then they can
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7814 * get all that stuff at the expense of keeping extra memory
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7815 * around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7816 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7817 if(0 == access_data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7818 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7819 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7820 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7821 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7822
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7823 /* Else, We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7824 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7825 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7826 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7827 #if defined(DISABLE_PREDECODED_SEEK)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7828 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7829 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7830 #elif !defined(DISABLE_SEEK_MEMORY_OPTIMIZATION)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7831 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7832 ret_data->sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7833 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7834 /* We keep a copy of the sample around.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7835 * so don't do anything.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7836 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7837 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7838 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7839
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7840 fprintf(stderr, "Made it\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7841 /* okay we're done here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7842 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7843 else
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 /* Shouldn't get here */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7846 ALmixer_SetError("Unknown decode mode");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7847 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7848 free(ret_data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7849 return NULL;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7852 fprintf(stderr, "Returning data\n");
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7853 return ret_data;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7854 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7855
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7856
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7857 /* 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
7858 * error checking and the fact that streamed/predecoded files
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7859 * must be treated differently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7860 * I don't like the AudioInfo parameter. I removed it once,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7861 * but the system will fail on RAW samples because the user
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7862 * must specify it, so I had to bring it back.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7863 * 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
7864 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7865 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
7866 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7867 Sound_Sample* sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7868 Sound_AudioInfo target;
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 /* Initialize target values to defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7871 * 0 tells SDL_sound to use the "actual" values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7872 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7873 target.channels = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7874 target.rate = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7875 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7876 /* This requires my new additions to SDL_sound. It will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7877 * convert the sample to the proper endian order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7878 * If the actual is 8-bit, it will do unsigned, if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7879 * the actual is 16-bit, it will do signed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7880 * I'm told by Ryan Gordon that OpenAL prefers the signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7881 * in this way.
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 target.format = AUDIO_U8S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7884 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7885 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7886 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7887
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7888 /* Set a default buffersize if needed */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7889 if(0 == buffersize)
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 buffersize = ALMIXER_DEFAULT_BUFFERSIZE;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7894 sample = Sound_NewSample(rwops, fileext, &target, buffersize);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7895 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7896 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7897 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7898 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7899 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7900
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
7901 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
7902 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7903
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7904
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7905
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7906 /* This will load a sample for us from
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7907 * a file (instead of RWops). Most of the uglyness is
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7908 * error checking and the fact that streamed/predecoded files
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7909 * must be treated differently.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7910 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
7911 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
7912 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7913 Sound_Sample* sample = NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7914 Sound_AudioInfo target;
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 /* Initialize target values to defaults
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7917 * 0 tells SDL_sound to use the "actual" values
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7918 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7919 target.channels = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7920 target.rate = 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7921
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7922 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7923 /* This requires my new additions to SDL_sound. It will
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7924 * convert the sample to the proper endian order.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7925 * If the actual is 8-bit, it will do unsigned, if
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7926 * the actual is 16-bit, it will do signed.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7927 * I'm told by Ryan Gordon that OpenAL prefers the signedness
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7928 * in this way.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7929 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7930 target.format = AUDIO_U8S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7931 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7932 target.format = AUDIO_S16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7933 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7934
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7935 #if 0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7936 /* 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
7937 * to convert the sample to have the correct bitdepth,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7938 * endian order, and signedness values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7939 * The bit depth is 8 or 16.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7940 * The endian order is the native order of the system.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7941 * The signedness depends on what the original value
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7942 * of the sample. Unfortunately, we can't specify these
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7943 * values until we after we already know what the original
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7944 * values were for bitdepth and signedness.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7945 * So we must open the file once to get the values,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7946 * then close it, and then reopen it with the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7947 * correct desired target values.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7948 * I tried changing the sample->desired field after
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7949 * the NewSample call, but it had no effect, so
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7950 * it looks like it must be set on open.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7951 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7952 /* Pick a small buffersize for the first open to not
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7953 * waste much time allocating memory */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7954 sample = Sound_NewSampleFromFile(filename, NULL, 512);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7955 if(NULL == sample)
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 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7958 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7959 }
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 bit_depth = GetBitDepth(sample->actual.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7962 signedness_value = GetSignednessValue(sample->actual.format);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7963 if(8 == bit_depth)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7964 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7965 /* If 8 bit, then we don't have to worry about
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7966 * endian issues. We can just use the actual format
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7967 * value and it should do the right thing
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 target.format = sample->actual.format;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7970 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7971 else
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 /* 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
7974 * hopefully SDL_sound will return an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7975 * or let us convert to 16-bit
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7976 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7977 /* Now we need to get the correct signedness */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7978 if(ALMIXER_UNSIGNED_VALUE == signedness_value)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7979 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7980 /* Set to Unsigned 16-bit, system endian order */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7981 target.format = AUDIO_U16SYS;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7982 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7983 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7984 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7985 /* Again, we'll assume it's Signed 16-bit system order
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7986 * or force the conversion and hope it works out
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7987 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7988 target.format = AUDIO_S16SYS;
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 we have the correct info. We need to close and reopen */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7993 Sound_FreeSample(sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7994 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7995
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7996 sample = Sound_NewSampleFromFile(filename, &target, buffersize);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7997 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7998 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
7999 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8000 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8001 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8002
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8003 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);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8004
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8005 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
8006 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8007
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8008
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8009 /* 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
8010 * AudioInfo field. Use at your own risk.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8011 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8012 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
8013 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8014 Sound_Sample* sample = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8015 Sound_AudioInfo sound_desired;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8016 /* 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
8017 * 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
8018 * But if SDL_sound changes it's implementation, bad things
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8019 * will probably happen. (Or if I change my implementation and
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8020 * 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
8021 * function, performance of this is negligible.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8022 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8023 if(NULL == desired)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8024 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8025 sample = Sound_NewSample(rwops, fileext, NULL, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8026 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8027 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8028 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8029 sound_desired.format = desired->format;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8030 sound_desired.channels = desired->channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8031 sound_desired.rate = desired->rate;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8032 sample = Sound_NewSample(rwops, fileext, &sound_desired, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8033 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8034 if(NULL == sample)
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 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8037 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8038 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8039 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
8040 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8041
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8042
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8043
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8044
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8045 /* 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
8046 * AudioInfo field. Use at your own risk.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8047 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8048 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
8049 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8050 Sound_Sample* sample = NULL;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8051 Sound_AudioInfo sound_desired;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8052 /* 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
8053 * 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
8054 * But if SDL_sound changes it's implementation, bad things
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8055 * will probably happen. (Or if I change my implementation and
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8056 * 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
8057 * function, performance of this is negligible.
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8058 */
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8059 if(NULL == desired)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8060 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8061 sample = Sound_NewSampleFromFile(filename, NULL, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8062 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8063 else
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8064 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8065 sound_desired.format = desired->format;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8066 sound_desired.channels = desired->channels;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8067 sound_desired.rate = desired->rate;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8068 sample = Sound_NewSampleFromFile(filename, &sound_desired, buffersize);
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8069 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8070
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8071 if(NULL == sample)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8072 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8073 ALmixer_SetError(Sound_GetError());
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8074 return NULL;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8075 }
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8076 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
8077 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8078
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8079
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8080
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 void ALmixer_FreeData(ALmixer_Data* data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8083 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8084 ALenum error;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8085 if(NULL == data)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8086 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8087 return;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8088 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8089
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8090 if(data->decoded_all)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8091 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8092 /* If access_data was enabled, then the Sound_Sample*
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8093 * still exists. We need to free it
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 if(data->sample != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8096 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8097 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8098 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8099 alDeleteBuffers(1, data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8100 if((error = alGetError()) != AL_NO_ERROR)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8101 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8102 fprintf(stderr, "70Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8103 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8104 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8105
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8106 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8107 else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8108 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8109 ALuint i;
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8110
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8111 /* Delete buffer copies if access_data was enabled */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8112 if(data->buffer_map_list != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8113 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8114 for(i=0; i<data->max_queue_buffers; i++)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8115 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8116 free(data->buffer_map_list[i].data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8117 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8118 free(data->buffer_map_list);
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 if(data->circular_buffer_queue != NULL)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8121 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8122 CircularQueueUnsignedInt_FreeQueue(data->circular_buffer_queue);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8123 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8124
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8125 Sound_FreeSample(data->sample);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8126 alDeleteBuffers(data->max_queue_buffers, data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8127 if((error = alGetError()) != AL_NO_ERROR)
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 fprintf(stderr, "71Testing error: %s\n",
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8130 alGetString(error));
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8131 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8132 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8133 free(data->buffer);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8134 free(data);
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8135 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8136
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8137 ALint ALmixer_GetTotalTime(ALmixer_Data* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8138 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8139 if(NULL == data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8140 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8141 return -1;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8142 }
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8143 return data->total_time;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8144 }
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 /* This function will look up the source for the corresponding channel */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8147 /* 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
8148 ALuint ALmixer_GetSource(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8149 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8150 ALuint retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8151 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8152 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8153 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8154 retval = Internal_GetSource(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8155 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8156 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8157 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8158 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8159 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8160
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8161 /* 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
8162 ALint ALmixer_GetChannel(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8163 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8164 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8165 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8166 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8167 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8168 retval = Internal_GetChannel(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8169 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8170 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8171 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8172 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8173 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8174
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8175 ALint ALmixer_FindFreeChannel(ALint start_channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8176 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8177 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8178 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8179 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8180 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8181 retval = Internal_FindFreeChannel(start_channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8182 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8183 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8184 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8185 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8186 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8187
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8188
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8189
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8190 /* API update function.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8191 * It should return the number of buffers that were
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8192 * queued during the call. The value might be
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8193 * used to guage how long you might wait to
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8194 * call the next update loop in case you are worried
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8195 * about preserving CPU cycles. The idea is that
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8196 * when a buffer is queued, there was probably some
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8197 * CPU intensive looping which took awhile.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8198 * 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
8199 * Timing the call with ALmixer_GetTicks() would produce
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8200 * more accurate information.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8201 * Returns a negative value if there was an error,
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8202 * the value being the number of errors.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8203 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8204 ALint ALmixer_Update()
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8205 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8206 #ifdef ENABLE_ALMIXER_THREADS
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8207 /* The thread will handle all updates by itself.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8208 * Don't allow the user to explicitly call update.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8209 */
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8210 return 0;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8211 #else
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8212 return( Update_ALmixer(NULL) );
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8213 #endif
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8214 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8215
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8216
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8217
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8218 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
8219 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8220 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8221 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8222 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8223 Channel_Done_Callback = playback_finished_callback;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8224 Channel_Done_Callback_Userdata = user_data;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8225 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8226 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8227 #endif
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8230
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8231 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
8232 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8233 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8234 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8235 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8236 Channel_Data_Callback = playback_data_callback;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8237 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
8238 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8239 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8240 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8241 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8242
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8243
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8244
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8245
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8246
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8247 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
8248 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8249 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8250 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8251 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8252 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8253 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
8254 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8255 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8256 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8257 return retval;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8260
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8261 /* 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
8262 * they may use this function. This function will look up the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8263 * source-to-channel map, and convert the call into a
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8264 * PlayChannelTimed() function call.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8265 * Returns the channel it's being played on.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8266 * 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
8267 * about using PlayChannel, particularly if you request the
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8268 * first available channels because source and channels have
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8269 * 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
8270 * a channel/source to already be in use because of this.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8271 * In this event, an error message will be returned to you.
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8272 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8273 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
8274 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8275 ALuint retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8276 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8277 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8278 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8279 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
8280 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8281 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8282 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8283 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8284 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8285
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8286
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8287 /* Will return the number of channels halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8288 * or 0 for error
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8289 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8290 ALint ALmixer_HaltChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8291 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8292 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8293 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8294 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8295 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8296 retval = Internal_HaltChannel(channel, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8297 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8298 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8299 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8300 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8301 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8302
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8303 /* Will return the number of channels halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8304 * or 0 for 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 ALint ALmixer_HaltSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8307 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8308 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8309 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8310 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8311 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8312 retval = Internal_HaltSource(source, AL_FALSE);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8313 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8314 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8315 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8316 return retval;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8319
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8320 /* This will rewind the SDL_Sound sample for streamed
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8321 * samples and start buffering up the data for the next
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8322 * playback. This may require samples to be halted
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8323 */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8324 ALint ALmixer_RewindData(ALmixer_Data* data)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8325 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8326 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8327 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8328 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8329 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8330 retval = Internal_RewindData(data);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8331 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8332 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8333 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8334 return retval;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8337 ALint ALmixer_RewindChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8338 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8339 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8340 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8341 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8342 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8343 retval = Internal_RewindChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8344 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8345 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8346 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8347 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8348 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8349
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8350 ALint ALmixer_RewindSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8351 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8352 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8353 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8354 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8355 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8356 retval = Internal_RewindSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8357 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8358 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8359 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8360 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8361 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8362
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8363 ALint ALmixer_PauseChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8364 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8365 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8366 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8367 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8368 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8369 retval = Internal_PauseChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8370 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8371 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8372 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8373 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8374 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8375
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8376 ALint ALmixer_PauseSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8377 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8378 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8379 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8380 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8381 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8382 retval = Internal_PauseSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8383 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8384 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8385 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8386 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8387 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8388
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8389 ALint ALmixer_ResumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8390 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8391 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8392 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8393 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8394 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8395 retval = Internal_ResumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8396 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8397 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8398 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8399 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8400 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8401
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8402 ALint ALmixer_ResumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8403 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8404 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8405 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8406 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8407 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8408 retval = Internal_ResumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8409 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8410 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8411 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8412 return retval;
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
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8415 /* Might consider setting eof to 0 as a "feature"
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8416 * This will allow seek to end to stay there because
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8417 * Play automatically rewinds if at the end */
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8418 ALint ALmixer_SeekData(ALmixer_Data* data, ALuint msec)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8419 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8420 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8421 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8422 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8423 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8424 retval = Internal_SeekData(data, msec);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8425 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8426 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8427 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8428 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8429 }
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 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
8432 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8433 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8434 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8435 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8436 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8437 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
8438 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8439 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8440 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8441 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8442 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8443
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8444 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
8445 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8446 ALuint retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8447 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8448 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8449 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8450 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
8451 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8452 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8453 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8454 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8455 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8456
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8457 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
8458 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8459 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8460 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8461 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8462 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8463 retval = Internal_FadeOutChannel(channel, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8464 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8465 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8466 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8467 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8468 }
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8469
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8470 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
8471 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8472 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8473 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8474 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8475 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8476 retval = Internal_FadeOutSource(source, ticks);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8477 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8478 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8479 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8480 return retval;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8483 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
8484 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8485 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8486 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8487 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8488 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8489 retval = Internal_FadeChannel(channel, ticks, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8490 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8491 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8492 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8493 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8494 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8495
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8496 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
8497 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8498 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8499 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8500 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8501 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8502 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
8503 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8504 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8505 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8506 return retval;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8509
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8510 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
8511 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8512 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8513 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8514 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8515 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8516 retval = Internal_SetVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8517 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8518 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8519 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8520 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8521 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8522
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8523 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
8524 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8525 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8526 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8527 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8528 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8529 retval = Internal_SetVolumeSource(source, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8530 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8531 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8532 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8533 return retval;
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
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8536 ALfloat ALmixer_GetVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8537 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8538 ALfloat retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8539 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8540 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8541 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8542 retval = Internal_GetVolumeChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8543 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8544 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8545 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8546 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8547 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8548
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8549 ALfloat ALmixer_GetVolumeSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8550 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8551 ALfloat retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8552 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8553 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8554 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8555 retval = Internal_GetVolumeSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8556 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8557 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8558 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8559 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8560 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8561
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8562 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
8563 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8564 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8565 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8566 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8567 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8568 retval = Internal_SetMaxVolumeChannel(channel, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8569 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8570 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8571 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8572 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8573 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8574
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8575 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
8576 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8577 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8578 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8579 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8580 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8581 retval = Internal_SetMaxVolumeSource(source, volume);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8582 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8583 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8584 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8585 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8586 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8587
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8588 ALfloat ALmixer_GetMaxVolumeChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8589 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8590 ALfloat retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8591 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8592 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8593 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8594 retval = Internal_GetMaxVolumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8595 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8596 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8597 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8598 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8599 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8600
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8601 ALfloat ALmixer_GetMaxVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8602 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8603 ALfloat retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8604 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8605 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8606 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8607 retval = Internal_GetMaxVolumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8608 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8609 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8610 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8611 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8612 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8613
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8614
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8615 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
8616 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8617 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8618 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8619 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8620 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8621 retval = Internal_SetMinVolumeChannel(channel, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8622 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8623 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8624 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8625 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8626 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8627
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8628 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
8629 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8630 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8631 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8632 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8633 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8634 retval = Internal_SetMinVolumeSource(source, volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8635 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8636 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8637 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8638 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8639 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8640
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8641 ALfloat ALmixer_GetMinVolumeChannel(ALint channel)
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8642 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8643 ALfloat retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8644 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8645 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8646 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8647 retval = Internal_GetMinVolumeChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8648 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8649 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8650 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8651 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8652 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8653
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8654 ALfloat ALmixer_GetMinVolumeSource(ALuint source)
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8655 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8656 ALfloat retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8657 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8658 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8659 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8660 retval = Internal_GetMinVolumeSource(source);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8661 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8662 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8663 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8664 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8665 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8666
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8667
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8668
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8669 ALboolean ALmixer_SetMasterVolume(ALfloat volume)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8670 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8671 ALboolean retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8672 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8673 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8674 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8675 retval = Internal_SetMasterVolume(volume);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8676 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8677 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8678 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8679 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8680 }
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 ALfloat ALmixer_GetMasterVolume()
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8683 {
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8684 ALfloat retval;
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8685 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8686 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8687 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8688 retval = Internal_GetMasterVolume();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8689 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8690 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8691 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8692 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8693 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8694
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8695 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
8696 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8697 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8698 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8699 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8700 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8701 retval = Internal_ExpireChannel(channel, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8702 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8703 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8704 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8705 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8706 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8707
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8708 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
8709 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8710 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8711 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8712 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8713 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8714 retval = Internal_ExpireSource(source, ticks);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8715 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8716 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8717 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8718 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8719 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8720
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8721 ALint ALmixer_IsActiveChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8722 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8723 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8724 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8725 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8726 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8727 retval = Internal_QueryChannel(channel);
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8728 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8729 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8730 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8731 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8732 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8733
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8734 ALint ALmixer_IsActiveSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8735 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8736 ALint retval;
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_LockMutex(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 retval = Internal_QuerySource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8741 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8742 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8743 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8744 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8745 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8746
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8747
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8748 ALint ALmixer_IsPlayingChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8749 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8750 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8751 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8752 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8753 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8754 retval = Internal_PlayingChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8755 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8756 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8757 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8758 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8759 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8760
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8761 ALint ALmixer_IsPlayingSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8762 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8763 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8764 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8765 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8766 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8767 retval = Internal_PlayingSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8768 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8769 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8770 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8771 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8772 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8773
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8774
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8775 ALint ALmixer_IsPausedChannel(ALint channel)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8776 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8777 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8778 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8779 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8780 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8781 retval = Internal_PausedChannel(channel);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8782 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8783 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8784 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8785 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8786 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8787
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8788 ALint ALmixer_IsPausedSource(ALuint source)
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8789 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8790 ALint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8791 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8792 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8793 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8794 retval = Internal_PausedSource(source);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8795 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8796 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8797 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8798 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8799 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8800
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8801
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8802 ALuint ALmixer_CountAllFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8803 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8804 ALuint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8805 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8806 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8807 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8808 retval = Internal_CountAllFreeChannels();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8809 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8810 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8811 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8812 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8813 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8814
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8815 ALuint ALmixer_CountUnreservedFreeChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8816 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8817 ALuint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8818 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8819 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8820 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8821 retval = Internal_CountUnreservedFreeChannels();
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8822 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8823 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8824 #endif
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8825 return retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8826 }
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8827
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8828 ALuint ALmixer_CountAllUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8829 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8830 ALuint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8831 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8832 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8833 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8834 retval = Internal_CountAllUsedChannels();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8835 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8836 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8837 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8838 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8839 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8840
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8841 ALuint ALmixer_CountUnreservedUsedChannels()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8842 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8843 ALuint retval;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8844 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8845 SDL_LockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8846 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8847 retval = Internal_CountUnreservedUsedChannels();
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8848 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8849 SDL_UnlockMutex(s_simpleLock);
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8850 #endif
0
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8851 return retval;
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8852 }
01e39f9f58d5 Bitkeeper era.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
8853
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8854 ALboolean ALmixer_IsPredecoded(ALmixer_Data* data)
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8855 {
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8856 if(NULL == data)
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8857 {
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8858 return AL_FALSE;
1
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8859 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8860 return data->decoded_all;
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8861 }
a8a8fe374984 Subversion era
Eric Wing <ewing . public |-at-| gmail . com>
parents: 0
diff changeset
8862
2
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8863 ALboolean ALmixer_CompiledWithThreadBackend()
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8864 {
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8865 #ifdef ENABLE_ALMIXER_THREADS
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8866 return AL_TRUE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8867 #else
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8868 return AL_FALSE;
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8869 #endif
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
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8872
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8873
279d0427ef26 Overhaul prep for first public release.
Eric Wing <ewing . public |-at-| gmail . com>
parents: 1
diff changeset
8874