annotate SDL_sound.c @ 571:3b8748455aff

Fixed compiler warning.
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 24 Jan 2010 13:29:27 -0500
parents 7e08477b0fc1
children 8d62447b75f2
rev   line source
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1 /*
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2 * SDL_sound -- An abstract sound format decoding API.
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3 * Copyright (C) 2001 Ryan C. Gordon.
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4 *
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5 * This library is free software; you can redistribute it and/or
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6 * modify it under the terms of the GNU Lesser General Public
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7 * License as published by the Free Software Foundation; either
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8 * version 2.1 of the License, or (at your option) any later version.
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9 *
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10 * This library is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 * Lesser General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU Lesser General Public
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16 * License along with this library; if not, write to the Free Software
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17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18 */
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19
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20 /**
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21 * This file implements the core API, which is relatively simple.
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22 * The real meat of SDL_sound is in the decoders directory.
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23 *
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24 * Documentation is in SDL_sound.h ... It's verbose, honest. :)
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25 *
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26 * Please see the file LICENSE.txt in the source's root directory.
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27 *
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28 * This file written by Ryan C. Gordon. (icculus@icculus.org)
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29 */
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30
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31 #if HAVE_CONFIG_H
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32 # include <config.h>
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33 #endif
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34
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35 #include <stdio.h>
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36 #include <stdlib.h>
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37 #include <string.h>
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38 #include <ctype.h>
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39
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40 #include "SDL.h"
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41 #include "SDL_thread.h"
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42 #include "SDL_sound.h"
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43
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44 #define __SDL_SOUND_INTERNAL__
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45 #include "SDL_sound_internal.h"
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46
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47
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48 /* The various decoder drivers... */
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49
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50 /* All these externs may be missing; we check SOUND_SUPPORTS_xxx before use. */
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51 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MPG123;
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52 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MIKMOD;
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53 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MODPLUG;
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54 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_WAV;
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55 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_AIFF;
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56 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_AU;
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57 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_OGG;
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58 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_VOC;
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59 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_RAW;
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60 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SHN;
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61 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MIDI;
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62 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_FLAC;
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63 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_QuickTime;
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64 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SPEEX;
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65
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66 typedef struct
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67 {
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68 int available;
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69 const Sound_DecoderFunctions *funcs;
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70 } decoder_element;
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71
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72 static decoder_element decoders[] =
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73 {
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74 #if (defined SOUND_SUPPORTS_MPG123)
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75 { 0, &__Sound_DecoderFunctions_MPG123 },
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76 #endif
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77
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78 #if (defined SOUND_SUPPORTS_MODPLUG)
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79 { 0, &__Sound_DecoderFunctions_MODPLUG },
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80 #endif
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81
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82 #if (defined SOUND_SUPPORTS_MIKMOD)
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83 { 0, &__Sound_DecoderFunctions_MIKMOD },
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84 #endif
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85
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86 #if (defined SOUND_SUPPORTS_WAV)
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87 { 0, &__Sound_DecoderFunctions_WAV },
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88 #endif
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89
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90 #if (defined SOUND_SUPPORTS_AIFF)
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91 { 0, &__Sound_DecoderFunctions_AIFF },
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92 #endif
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93
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94 #if (defined SOUND_SUPPORTS_AU)
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95 { 0, &__Sound_DecoderFunctions_AU },
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96 #endif
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97
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98 #if (defined SOUND_SUPPORTS_OGG)
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99 { 0, &__Sound_DecoderFunctions_OGG },
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100 #endif
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101
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102 #if (defined SOUND_SUPPORTS_VOC)
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103 { 0, &__Sound_DecoderFunctions_VOC },
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104 #endif
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105
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106 #if (defined SOUND_SUPPORTS_RAW)
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107 { 0, &__Sound_DecoderFunctions_RAW },
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108 #endif
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109
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110 #if (defined SOUND_SUPPORTS_SHN)
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111 { 0, &__Sound_DecoderFunctions_SHN },
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112 #endif
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113
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114 #if (defined SOUND_SUPPORTS_FLAC)
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115 { 0, &__Sound_DecoderFunctions_FLAC },
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116 #endif
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117
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118 #if (defined SOUND_SUPPORTS_MIDI)
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119 { 0, &__Sound_DecoderFunctions_MIDI },
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120 #endif
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121
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122 #if (defined SOUND_SUPPORTS_QUICKTIME)
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123 { 0, &__Sound_DecoderFunctions_QuickTime },
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124 #endif
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125
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126 #if (defined SOUND_SUPPORTS_SPEEX)
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127 { 0, &__Sound_DecoderFunctions_SPEEX },
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128 #endif
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129
118
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130 { 0, NULL }
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131 };
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132
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133
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134
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135 /* General SDL_sound state ... */
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136
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137 typedef struct __SOUND_ERRMSGTYPE__
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138 {
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139 Uint32 tid;
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140 int error_available;
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141 char error_string[128];
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142 struct __SOUND_ERRMSGTYPE__ *next;
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143 } ErrMsg;
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144
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145 static ErrMsg *error_msgs = NULL;
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146 static SDL_mutex *errorlist_mutex = NULL;
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147
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148 static Sound_Sample *sample_list = NULL; /* this is a linked list. */
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149 static SDL_mutex *samplelist_mutex = NULL;
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150
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151 static const Sound_DecoderInfo **available_decoders = NULL;
219
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152 static int initialized = 0;
4
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153
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154
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155 /* functions ... */
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156
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157 void Sound_GetLinkedVersion(Sound_Version *ver)
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158 {
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159 if (ver != NULL)
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160 {
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161 ver->major = SOUND_VER_MAJOR;
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162 ver->minor = SOUND_VER_MINOR;
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163 ver->patch = SOUND_VER_PATCH;
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164 } /* if */
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165 } /* Sound_GetLinkedVersion */
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166
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167
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168 int Sound_Init(void)
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169 {
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170 size_t i;
48
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171 size_t pos = 0;
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172 size_t total = sizeof (decoders) / sizeof (decoders[0]);
4
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173 BAIL_IF_MACRO(initialized, ERR_IS_INITIALIZED, 0);
219
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diff changeset
174
237
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175 sample_list = NULL;
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176 error_msgs = NULL;
4
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177
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178 available_decoders = (const Sound_DecoderInfo **)
118
fd942c1433f8 Fixed for win32 compile.
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179 malloc((total) * sizeof (Sound_DecoderInfo *));
4
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180 BAIL_IF_MACRO(available_decoders == NULL, ERR_OUT_OF_MEMORY, 0);
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181
432
ddce7101673e Call SDL_InitSubSystem instead of SDL_Init, to prevent unwanted initialization
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182 SDL_InitSubSystem(SDL_INIT_AUDIO);
237
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183
226
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184 errorlist_mutex = SDL_CreateMutex();
445
d0393837bfac Never actually created samplelist_mutex (doh!) ... Thanks, Glenn Maynard!
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185 samplelist_mutex = SDL_CreateMutex();
226
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diff changeset
186
118
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187 for (i = 0; decoders[i].funcs != NULL; i++)
48
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188 {
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189 decoders[i].available = decoders[i].funcs->init();
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190 if (decoders[i].available)
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191 {
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192 available_decoders[pos] = &(decoders[i].funcs->info);
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193 pos++;
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194 } /* if */
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195 } /* for */
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196
48
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197 available_decoders[pos] = NULL;
26
ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry.
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198
4
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199 initialized = 1;
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200 return(1);
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Ryan C. Gordon <icculus@icculus.org>
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201 } /* Sound_Init */
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202
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203
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204 int Sound_Quit(void)
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205 {
219
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206 ErrMsg *err;
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207 ErrMsg *nexterr = NULL;
48
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208 size_t i;
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diff changeset
209
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210 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
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211
237
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diff changeset
212 while (((volatile Sound_Sample *) sample_list) != NULL)
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213 Sound_FreeSample(sample_list);
4
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214
237
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215 initialized = 0;
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216
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217 SDL_DestroyMutex(samplelist_mutex);
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218 samplelist_mutex = NULL;
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219 sample_list = NULL;
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
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diff changeset
220
118
fd942c1433f8 Fixed for win32 compile.
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221 for (i = 0; decoders[i].funcs != NULL; i++)
48
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222 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized
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223 if (decoders[i].available)
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224 {
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225 decoders[i].funcs->quit();
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226 decoders[i].available = 0;
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227 } /* if */
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diff changeset
228 } /* for */
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229
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230 if (available_decoders != NULL)
80
25ee62c6b333 Fixed a const complaint from Visual C++ 6.0.
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diff changeset
231 free((void *) available_decoders);
4
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232 available_decoders = NULL;
341cea3e13c6 Initial add.
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233
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
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diff changeset
234 /* clean up error state for each thread... */
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diff changeset
235 SDL_LockMutex(errorlist_mutex);
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
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236 for (err = error_msgs; err != NULL; err = nexterr)
219
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diff changeset
237 {
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diff changeset
238 nexterr = err->next;
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diff changeset
239 free(err);
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diff changeset
240 } /* for */
237
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diff changeset
241 error_msgs = NULL;
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
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diff changeset
242 SDL_UnlockMutex(errorlist_mutex);
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diff changeset
243 SDL_DestroyMutex(errorlist_mutex);
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diff changeset
244 errorlist_mutex = NULL;
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diff changeset
245
4
341cea3e13c6 Initial add.
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246 return(1);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
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247 } /* Sound_Quit */
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Ryan C. Gordon <icculus@icculus.org>
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248
341cea3e13c6 Initial add.
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249
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
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250 const Sound_DecoderInfo **Sound_AvailableDecoders(void)
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251 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
252 return(available_decoders); /* READ. ONLY. */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
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253 } /* Sound_AvailableDecoders */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
254
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
255
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
256 static ErrMsg *findErrorForCurrentThread(void)
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
257 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
258 ErrMsg *i;
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
259 Uint32 tid;
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Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
260
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
261 if (error_msgs != NULL)
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
262 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
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diff changeset
263 tid = SDL_ThreadID();
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
264
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
265 SDL_LockMutex(errorlist_mutex);
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
266 for (i = error_msgs; i != NULL; i = i->next)
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
267 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
268 if (i->tid == tid)
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
269 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
270 SDL_UnlockMutex(errorlist_mutex);
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
271 return(i);
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
272 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
273 } /* for */
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
274 SDL_UnlockMutex(errorlist_mutex);
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
275 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
276
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
277 return(NULL); /* no error available. */
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
278 } /* findErrorForCurrentThread */
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Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
279
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
280
4
341cea3e13c6 Initial add.
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parents:
diff changeset
281 const char *Sound_GetError(void)
341cea3e13c6 Initial add.
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parents:
diff changeset
282 {
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
283 const char *retval = NULL;
226
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
284 ErrMsg *err;
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
285
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
286 if (!initialized)
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
287 return(ERR_NOT_INITIALIZED);
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
288
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
289 err = findErrorForCurrentThread();
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
290 if ((err != NULL) && (err->error_available))
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
291 {
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
292 retval = err->error_string;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
293 err->error_available = 0;
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
294 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use
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parents: 216
diff changeset
295
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
296 return(retval);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
297 } /* Sound_GetError */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
298
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
299
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
300 void Sound_ClearError(void)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
301 {
226
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
302 ErrMsg *err;
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
303
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
304 if (!initialized)
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
305 return;
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
306
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
307 err = findErrorForCurrentThread();
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
308 if (err != NULL)
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
309 err->error_available = 0;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
310 } /* Sound_ClearError */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
311
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
312
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
313 /*
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
314 * This is declared in the internal header.
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
315 */
306
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
316 void __Sound_SetError(const char *str)
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
317 {
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
318 ErrMsg *err;
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
319
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
320 if (str == NULL)
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
321 return;
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
322
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
323 SNDDBG(("__Sound_SetError(\"%s\");%s\n", str,
226
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
324 (initialized) ? "" : " [NOT INITIALIZED!]"));
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
325
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
326 if (!initialized)
57e16a6d244f Fixed an incorrect assertion.
Ryan C. Gordon <icculus@icculus.org>
parents: 223
diff changeset
327 return;
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
328
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
329 err = findErrorForCurrentThread();
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
330 if (err == NULL)
165
9b26ed9eaf04 Whoops; I should read the code before I change it next time; regressing
Ryan C. Gordon <icculus@icculus.org>
parents: 163
diff changeset
331 {
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
332 err = (ErrMsg *) malloc(sizeof (ErrMsg));
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
333 if (err == NULL)
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
334 return; /* uhh...? */
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
335
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
336 memset((void *) err, '\0', sizeof (ErrMsg));
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
337 err->tid = SDL_ThreadID();
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
338
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
339 SDL_LockMutex(errorlist_mutex);
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
340 err->next = error_msgs;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
341 error_msgs = err;
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
342 SDL_UnlockMutex(errorlist_mutex);
165
9b26ed9eaf04 Whoops; I should read the code before I change it next time; regressing
Ryan C. Gordon <icculus@icculus.org>
parents: 163
diff changeset
343 } /* if */
219
ca3483f4cfec Error message management now keeps state per-thread, and does not use
Ryan C. Gordon <icculus@icculus.org>
parents: 216
diff changeset
344
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
345 err->error_available = 1;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
346 strncpy(err->error_string, str, sizeof (err->error_string));
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
347 err->error_string[sizeof (err->error_string) - 1] = '\0';
306
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
348 } /* __Sound_SetError */
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
349
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
350
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
351 Uint32 __Sound_convertMsToBytePos(Sound_AudioInfo *info, Uint32 ms)
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
352 {
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
353 /* "frames" == "sample frames" */
441
5b00e43ec23c Patches to make SDL_sound more Visual C happy.
Ryan C. Gordon <icculus@icculus.org>
parents: 432
diff changeset
354 float frames_per_ms = ((float) info->rate) / 1000.0f;
306
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
355 Uint32 frame_offset = (Uint32) (frames_per_ms * ((float) ms));
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
356 Uint32 frame_size = (Uint32) ((info->format & 0xFF) / 8) * info->channels;
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
357 return(frame_offset * frame_size);
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
358 } /* __Sound_convertMsToBytePos */
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
359
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
360
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
361 /*
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
362 * -ansi and -pedantic flags prevent use of strcasecmp() on Linux, and
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
363 * I honestly don't want to mess around with figuring out if a given
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
364 * platform has "strcasecmp", "stricmp", or
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
365 * "compare_two_damned_strings_case_insensitive", which I hear is in the
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
366 * next release of Carbon. :) This is exported so decoders may use it if
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
367 * they like.
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
368 */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
369 int __Sound_strcasecmp(const char *x, const char *y)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
370 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
371 int ux, uy;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
372
98
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
373 if (x == y) /* same pointer? Both NULL? */
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
374 return(0);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
375
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
376 if (x == NULL)
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
377 return(-1);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
378
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
379 if (y == NULL)
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
380 return(1);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully.
Ryan C. Gordon <icculus@icculus.org>
parents: 80
diff changeset
381
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
382 do
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
383 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
384 ux = toupper((int) *x);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
385 uy = toupper((int) *y);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
386 if (ux > uy)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
387 return(1);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
388 else if (ux < uy)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
389 return(-1);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
390 x++;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
391 y++;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
392 } while ((ux) && (uy));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
393
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
394 return(0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
395 } /* __Sound_strcasecmp */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
396
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
397
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
398 /*
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
399 * Allocate a Sound_Sample, and fill in most of its fields. Those that need
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
400 * to be filled in later, by a decoder, will be initialized to zero.
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
401 */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
402 static Sound_Sample *alloc_sample(SDL_RWops *rw, Sound_AudioInfo *desired,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
403 Uint32 bufferSize)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
404 {
485
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
405 /*
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
406 * !!! FIXME: We're going to need to pool samples, since the mixer
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
407 * !!! FIXME: might be allocating tons of these on a regular basis.
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
408 */
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
409 Sound_Sample *retval = malloc(sizeof (Sound_Sample));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
410 Sound_SampleInternal *internal = malloc(sizeof (Sound_SampleInternal));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
411 if ((retval == NULL) || (internal == NULL))
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
412 {
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
413 __Sound_SetError(ERR_OUT_OF_MEMORY);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
414 if (retval)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
415 free(retval);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
416 if (internal)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
417 free(internal);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
418
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
419 return(NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
420 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
421
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
422 memset(retval, '\0', sizeof (Sound_Sample));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
423 memset(internal, '\0', sizeof (Sound_SampleInternal));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
424
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
425 assert(bufferSize > 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
426 retval->buffer = malloc(bufferSize); /* pure ugly. */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
427 if (!retval->buffer)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
428 {
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
429 __Sound_SetError(ERR_OUT_OF_MEMORY);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
430 free(internal);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
431 free(retval);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
432 return(NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
433 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
434 memset(retval->buffer, '\0', bufferSize);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
435 retval->buffer_size = bufferSize;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
436
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
437 if (desired != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
438 memcpy(&retval->desired, desired, sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
439
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
440 internal->rw = rw;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
441 retval->opaque = internal;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
442 return(retval);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
443 } /* alloc_sample */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
444
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
445
10
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
446 #if (defined DEBUG_CHATTER)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
447 static __inline__ const char *fmt_to_str(Uint16 fmt)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
448 {
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
449 switch(fmt)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
450 {
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
451 case AUDIO_U8:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
452 return("U8");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
453 case AUDIO_S8:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
454 return("S8");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
455 case AUDIO_U16LSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
456 return("U16LSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
457 case AUDIO_S16LSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
458 return("S16LSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
459 case AUDIO_U16MSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
460 return("U16MSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
461 case AUDIO_S16MSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
462 return("S16MSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
463 } /* switch */
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
464
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
465 return("Unknown");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
466 } /* fmt_to_str */
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
467 #endif
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
468
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
469
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
470 /*
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
471 * The bulk of the Sound_NewSample() work is done here...
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
472 * Ask the specified decoder to handle the data in (rw), and if
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
473 * so, construct the Sound_Sample. Otherwise, try to wind (rw)'s stream
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
474 * back to where it was, and return false.
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
475 */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
476 static int init_sample(const Sound_DecoderFunctions *funcs,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
477 Sound_Sample *sample, const char *ext,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
478 Sound_AudioInfo *_desired)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
479 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
480 Sound_SampleInternal *internal = (Sound_SampleInternal *) sample->opaque;
37
f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support.
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
481 Sound_AudioInfo desired;
400
9d0b5ec9cc26 FIXME cleanups.
Ryan C. Gordon <icculus@icculus.org>
parents: 387
diff changeset
482 int pos = SDL_RWtell(internal->rw);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
483
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
484 /* fill in the funcs for this decoder... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
485 sample->decoder = &funcs->info;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
486 internal->funcs = funcs;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
487 if (!funcs->open(sample, ext))
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
488 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
489 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
490 return(0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
491 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
492
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
493 /* success; we've got a decoder! */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
494
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
495 /* Now we need to set up the conversion buffer... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
496
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
497 memcpy(&desired, (_desired != NULL) ? _desired : &sample->actual,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
498 sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
499
340
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
500 if (desired.format == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
501 desired.format = sample->actual.format;
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
502 if (desired.channels == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
503 desired.channels = sample->actual.channels;
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
504 if (desired.rate == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
505 desired.rate = sample->actual.rate;
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj.
Ryan C. Gordon <icculus@icculus.org>
parents: 322
diff changeset
506
143
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
507 if (Sound_BuildAudioCVT(&internal->sdlcvt,
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
508 sample->actual.format,
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
509 sample->actual.channels,
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
510 sample->actual.rate,
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
511 desired.format,
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
512 desired.channels,
382
ce998ee6194f Sync'd with latest altcvt.
Ryan C. Gordon <icculus@icculus.org>
parents: 377
diff changeset
513 desired.rate,
ce998ee6194f Sync'd with latest altcvt.
Ryan C. Gordon <icculus@icculus.org>
parents: 377
diff changeset
514 sample->buffer_size) == -1)
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
515 {
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
516 __Sound_SetError(SDL_GetError());
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
517 funcs->close(sample);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
518 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
519 return(0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
520 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
521
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
522 if (internal->sdlcvt.len_mult > 1)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
523 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
524 void *rc = realloc(sample->buffer,
143
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
525 sample->buffer_size * internal->sdlcvt.len_mult);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
526 if (rc == NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
527 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
528 funcs->close(sample);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
529 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
530 return(0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
531 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
532
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
533 sample->buffer = rc;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
534 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
535
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
536 /* these pointers are all one and the same. */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
537 memcpy(&sample->desired, &desired, sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
538 internal->sdlcvt.buf = internal->buffer = sample->buffer;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
539 internal->buffer_size = sample->buffer_size / internal->sdlcvt.len_mult;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
540 internal->sdlcvt.len = internal->buffer_size;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
541
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
542 /* Prepend our new Sound_Sample to the sample_list... */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
543 SDL_LockMutex(samplelist_mutex);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
544 internal->next = sample_list;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
545 if (sample_list != NULL)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
546 ((Sound_SampleInternal *) sample_list->opaque)->prev = sample;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
547 sample_list = sample;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
548 SDL_UnlockMutex(samplelist_mutex);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
549
62
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
550 SNDDBG(("New sample DESIRED format: %s format, %d rate, %d channels.\n",
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
551 fmt_to_str(sample->desired.format),
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
552 sample->desired.rate,
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
553 sample->desired.channels));
10
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
554
62
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
555 SNDDBG(("New sample ACTUAL format: %s format, %d rate, %d channels.\n",
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
556 fmt_to_str(sample->actual.format),
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
557 sample->actual.rate,
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
558 sample->actual.channels));
10
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
559
62
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
560 SNDDBG(("On-the-fly conversion: %s.\n",
b13fafb976be Changed _D macro to DBGSND.
Ryan C. Gordon <icculus@icculus.org>
parents: 48
diff changeset
561 internal->sdlcvt.needed ? "ENABLED" : "DISABLED"));
10
cc2c32349380 Some debugging output, and MP3 and VOC entries, added.
Ryan C. Gordon <icculus@icculus.org>
parents: 4
diff changeset
562
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
563 return(1);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
564 } /* init_sample */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
565
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
566
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
567 Sound_Sample *Sound_NewSample(SDL_RWops *rw, const char *ext,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
568 Sound_AudioInfo *desired, Uint32 bSize)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
569 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
570 Sound_Sample *retval;
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
571 decoder_element *decoder;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
572
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
573 /* sanity checks. */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
574 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
575 BAIL_IF_MACRO(rw == NULL, ERR_INVALID_ARGUMENT, NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
576
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
577 retval = alloc_sample(rw, desired, bSize);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
578 if (!retval)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
579 return(NULL); /* alloc_sample() sets error message... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
580
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
581 if (ext != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
582 {
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
583 for (decoder = &decoders[0]; decoder->funcs != NULL; decoder++)
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
584 {
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
585 if (decoder->available)
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
586 {
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
587 const char **decoderExt = decoder->funcs->info.extensions;
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
588 while (*decoderExt)
48
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized
Ryan C. Gordon <icculus@icculus.org>
parents: 37
diff changeset
589 {
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
590 if (__Sound_strcasecmp(*decoderExt, ext) == 0)
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
591 {
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
592 if (init_sample(decoder->funcs, retval, ext, desired))
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
593 return(retval);
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
594 break; /* done with this decoder either way. */
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
595 } /* if */
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
596 decoderExt++;
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
597 } /* while */
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
598 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
599 } /* for */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
600 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
601
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
602 /* no direct extension match? Try everything we've got... */
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
603 for (decoder = &decoders[0]; decoder->funcs != NULL; decoder++)
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
604 {
149
1df5c106504e Decoders can now list multiple file extensions.
Ryan C. Gordon <icculus@icculus.org>
parents: 143
diff changeset
605 if (decoder->available)
48
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized
Ryan C. Gordon <icculus@icculus.org>
parents: 37
diff changeset
606 {
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
607 int should_try = 1;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
608 const char **decoderExt = decoder->funcs->info.extensions;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
609
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
610 /* skip if we would have tried decoder above... */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
611 while (*decoderExt)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
612 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
613 if (__Sound_strcasecmp(*decoderExt, ext) == 0)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
614 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
615 should_try = 0;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
616 break;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
617 } /* if */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
618 decoderExt++;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
619 } /* while */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
620
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
621 if (should_try)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
622 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
623 if (init_sample(decoder->funcs, retval, ext, desired))
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
624 return(retval);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
625 } /* if */
48
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized
Ryan C. Gordon <icculus@icculus.org>
parents: 37
diff changeset
626 } /* if */
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
627 } /* for */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
628
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
629 /* nothing could handle the sound data... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
630 free(retval->opaque);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
631 if (retval->buffer != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
632 free(retval->buffer);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
633 free(retval);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
634 SDL_RWclose(rw);
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
635 __Sound_SetError(ERR_UNSUPPORTED_FORMAT);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
636 return(NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
637 } /* Sound_NewSample */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
638
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
639
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
640 Sound_Sample *Sound_NewSampleFromFile(const char *filename,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
641 Sound_AudioInfo *desired,
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
642 Uint32 bufferSize)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
643 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
644 const char *ext;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
645 SDL_RWops *rw;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
646
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
647 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
648 BAIL_IF_MACRO(filename == NULL, ERR_INVALID_ARGUMENT, NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
649
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
650 ext = strrchr(filename, '.');
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
651 rw = SDL_RWFromFile(filename, "rb");
485
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
652 /* !!! FIXME: rw = RWops_FromFile(filename, "rb");*/
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
653 BAIL_IF_MACRO(rw == NULL, SDL_GetError(), NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
654
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
655 if (ext != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
656 ext++;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
657
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
658 return(Sound_NewSample(rw, ext, desired, bufferSize));
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
659 } /* Sound_NewSampleFromFile */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
660
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
661
485
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
662 Sound_Sample *Sound_NewSampleFromMem(const Uint8 *data,
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
663 Uint32 size,
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
664 const char *ext,
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
665 Sound_AudioInfo *desired,
489
c00e26a7e0b6 Patched compile error.
Ryan C. Gordon <icculus@icculus.org>
parents: 485
diff changeset
666 Uint32 bufferSize)
485
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
667 {
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
668 SDL_RWops *rw;
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
669
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
670 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
671 BAIL_IF_MACRO(data == NULL, ERR_INVALID_ARGUMENT, NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
672 BAIL_IF_MACRO(size == 0, ERR_INVALID_ARGUMENT, NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
673
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
674 rw = SDL_RWFromMem(data, size);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
675 /* !!! FIXME: rw = RWops_FromMem(data, size);*/
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
676 BAIL_IF_MACRO(rw == NULL, SDL_GetError(), NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
677
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
678 return(Sound_NewSample(rw, ext, desired, bufferSize));
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
679 } /* Sound_NewSampleFromMem */
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
680
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling.
Ryan C. Gordon <icculus@icculus.org>
parents: 477
diff changeset
681
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
682 void Sound_FreeSample(Sound_Sample *sample)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
683 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
684 Sound_SampleInternal *internal;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
685
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
686 if (!initialized)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
687 {
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
688 __Sound_SetError(ERR_NOT_INITIALIZED);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
689 return;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
690 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
691
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
692 if (sample == NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
693 {
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
694 __Sound_SetError(ERR_INVALID_ARGUMENT);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
695 return;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
696 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
697
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
698 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
699
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
700 SDL_LockMutex(samplelist_mutex);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
701
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
702 /* update the sample_list... */
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
703 if (internal->prev != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
704 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
705 Sound_SampleInternal *prevInternal;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
706 prevInternal = (Sound_SampleInternal *) internal->prev->opaque;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
707 prevInternal->next = internal->next;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
708 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
709 else
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
710 {
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
711 assert(sample_list == sample);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
712 sample_list = internal->next;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
713 } /* else */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
714
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
715 if (internal->next != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
716 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
717 Sound_SampleInternal *nextInternal;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
718 nextInternal = (Sound_SampleInternal *) internal->next->opaque;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
719 nextInternal->prev = internal->prev;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
720 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
721
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
722 SDL_UnlockMutex(samplelist_mutex);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
723
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
724 /* nuke it... */
237
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
725 internal->funcs->close(sample);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding
Ryan C. Gordon <icculus@icculus.org>
parents: 226
diff changeset
726
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
727 if (internal->rw != NULL) /* this condition is a "just in case" thing. */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
728 SDL_RWclose(internal->rw);
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
729
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
730 if ((internal->buffer != NULL) && (internal->buffer != sample->buffer))
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
731 free(internal->buffer);
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
732
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
733 free(internal);
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
734
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
735 if (sample->buffer != NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
736 free(sample->buffer);
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
737
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
738 free(sample);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
739 } /* Sound_FreeSample */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
740
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
741
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
742 int Sound_SetBufferSize(Sound_Sample *sample, Uint32 newSize)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
743 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
744 void *newBuf = NULL;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
745 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
746
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
747 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
748 BAIL_IF_MACRO(sample == NULL, ERR_INVALID_ARGUMENT, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
749 internal = ((Sound_SampleInternal *) sample->opaque);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
750 newBuf = realloc(sample->buffer, newSize * internal->sdlcvt.len_mult);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
751 BAIL_IF_MACRO(newBuf == NULL, ERR_OUT_OF_MEMORY, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
752
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
753 internal->sdlcvt.buf = internal->buffer = sample->buffer = newBuf;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
754 sample->buffer_size = newSize;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
755 internal->buffer_size = newSize / internal->sdlcvt.len_mult;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
756 internal->sdlcvt.len = internal->buffer_size;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
757
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
758 return(1);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
759 } /* Sound_SetBufferSize */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
760
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
761
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
762 Uint32 Sound_Decode(Sound_Sample *sample)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
763 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
764 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
765 Uint32 retval = 0;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
766
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
767 /* a boatload of sanity checks... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
768 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
769 BAIL_IF_MACRO(sample == NULL, ERR_INVALID_ARGUMENT, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
770 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_ERROR, ERR_PREV_ERROR, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
771 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_EOF, ERR_PREV_EOF, 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
772
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
773 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
774
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
775 assert(sample->buffer != NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
776 assert(sample->buffer_size > 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
777 assert(internal->buffer != NULL);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
778 assert(internal->buffer_size > 0);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
779
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
780 /* reset EAGAIN. Decoder can flip it back on if it needs to. */
311
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
781 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
782 retval = internal->funcs->read(sample);
37
f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support.
Ryan C. Gordon <icculus@icculus.org>
parents: 26
diff changeset
783
163
b6d6f994e970 Moved MIDI decoder to end of array. Fixed Sound_SetError() so that it
Ryan C. Gordon <icculus@icculus.org>
parents: 157
diff changeset
784 if (retval > 0 && internal->sdlcvt.needed)
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
785 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
786 internal->sdlcvt.len = retval;
143
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
787 Sound_ConvertAudio(&internal->sdlcvt);
3e60862fbd76 Start of audio converter work.
Ryan C. Gordon <icculus@icculus.org>
parents: 118
diff changeset
788 retval = internal->sdlcvt.len_cvt;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
789 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
790
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
791 return(retval);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
792 } /* Sound_Decode */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
793
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
794
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
795 Uint32 Sound_DecodeAll(Sound_Sample *sample)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
796 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
797 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
798 void *buf = NULL;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
799 Uint32 newBufSize = 0;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
800
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
801 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
172
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
802 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_EOF, ERR_PREV_EOF, 0);
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
803 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_ERROR, ERR_PREV_ERROR, 0);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
804
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
805 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
806
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
807 while ( ((sample->flags & SOUND_SAMPLEFLAG_EOF) == 0) &&
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
808 ((sample->flags & SOUND_SAMPLEFLAG_ERROR) == 0) )
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
809 {
172
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
810 Uint32 br = Sound_Decode(sample);
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
811 void *ptr = realloc(buf, newBufSize + br);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
812 if (ptr == NULL)
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
813 {
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
814 sample->flags |= SOUND_SAMPLEFLAG_ERROR;
387
fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL*_MACRO)
Ryan C. Gordon <icculus@icculus.org>
parents: 382
diff changeset
815 __Sound_SetError(ERR_OUT_OF_MEMORY);
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
816 } /* if */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
817 else
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
818 {
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
819 buf = ptr;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
820 memcpy( ((char *) buf) + newBufSize, sample->buffer, br );
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
821 newBufSize += br;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
822 } /* else */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
823 } /* while */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
824
172
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
825 if (buf == NULL) /* ...in case first call to realloc() fails... */
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
826 return(sample->buffer_size);
705dcbf94639 Sound_DecodeAll() is now more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 167
diff changeset
827
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
828 if (internal->buffer != sample->buffer)
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
829 free(internal->buffer);
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
830
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
831 free(sample->buffer);
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
832
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
833 internal->sdlcvt.buf = internal->buffer = sample->buffer = buf;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
834 sample->buffer_size = newBufSize;
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
835 internal->buffer_size = newBufSize / internal->sdlcvt.len_mult;
167
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust.
Ryan C. Gordon <icculus@icculus.org>
parents: 165
diff changeset
836 internal->sdlcvt.len = internal->buffer_size;
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
837
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
838 return(newBufSize);
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
839 } /* Sound_DecodeAll */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
840
223
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
841
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
842 int Sound_Rewind(Sound_Sample *sample)
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
843 {
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
844 Sound_SampleInternal *internal;
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
845 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
846
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
847 internal = (Sound_SampleInternal *) sample->opaque;
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
848 if (!internal->funcs->rewind(sample))
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
849 {
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
850 sample->flags |= SOUND_SAMPLEFLAG_ERROR;
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
851 return(0);
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
852 } /* if */
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
853
311
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
854 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
855 sample->flags &= ~SOUND_SAMPLEFLAG_ERROR;
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
856 sample->flags &= ~SOUND_SAMPLEFLAG_EOF;
306
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
857
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
858 return(1);
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
859 } /* Sound_Rewind */
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
860
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
861
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
862 int Sound_Seek(Sound_Sample *sample, Uint32 ms)
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
863 {
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
864 Sound_SampleInternal *internal;
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
865
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
866 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
867 if (!(sample->flags & SOUND_SAMPLEFLAG_CANSEEK))
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
868 BAIL_MACRO(ERR_CANNOT_SEEK, 0);
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
869
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
870 internal = (Sound_SampleInternal *) sample->opaque;
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
871 BAIL_IF_MACRO(!internal->funcs->seek(sample, ms), NULL, 0);
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
872
311
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
873 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
874 sample->flags &= ~SOUND_SAMPLEFLAG_ERROR;
d62c05322a3e Logic fixes from Torbj�rn.
Ryan C. Gordon <icculus@icculus.org>
parents: 306
diff changeset
875 sample->flags &= ~SOUND_SAMPLEFLAG_EOF;
306
c97be6e1bd27 Added framework for Sound_Seek() support.
Ryan C. Gordon <icculus@icculus.org>
parents: 262
diff changeset
876
223
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
877 return(1);
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
878 } /* Sound_Rewind */
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
879
249186e31431 Sound_Rewind() support code.
Ryan C. Gordon <icculus@icculus.org>
parents: 219
diff changeset
880
477
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration().
Ryan C. Gordon <icculus@icculus.org>
parents: 450
diff changeset
881 Sint32 Sound_GetDuration(Sound_Sample *sample)
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration().
Ryan C. Gordon <icculus@icculus.org>
parents: 450
diff changeset
882 {
553
5ec7f4e5e20b Fixed compilation on pre-C99 compilers (gcc2, msvc, etc).
Ryan C. Gordon <icculus@icculus.org>
parents: 552
diff changeset
883 Sound_SampleInternal *internal;
477
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration().
Ryan C. Gordon <icculus@icculus.org>
parents: 450
diff changeset
884 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, -1);
553
5ec7f4e5e20b Fixed compilation on pre-C99 compilers (gcc2, msvc, etc).
Ryan C. Gordon <icculus@icculus.org>
parents: 552
diff changeset
885 internal = (Sound_SampleInternal *) sample->opaque;
477
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration().
Ryan C. Gordon <icculus@icculus.org>
parents: 450
diff changeset
886 return(internal->total_time);
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration().
Ryan C. Gordon <icculus@icculus.org>
parents: 450
diff changeset
887 } /* Sound_GetDuration */
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration().
Ryan C. Gordon <icculus@icculus.org>
parents: 450
diff changeset
888
4
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
889 /* end of SDL_sound.c ... */
341cea3e13c6 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
890