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4
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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 is a quick and dirty test of SDL_sound.
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22 *
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23 * Please see the file LICENSE in the source's root directory.
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24 *
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25 * This file written by Ryan C. Gordon. (icculus@clutteredmind.org)
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26 */
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27
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28 #include <stdio.h>
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29 #include <assert.h>
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30 #include "SDL.h"
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31 #include "SDL_sound.h"
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32
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33 #define TEST_VERSION_MAJOR 0
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34 #define TEST_VERSION_MINOR 1
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35 #define TEST_VERSION_PATCH 0
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36
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37
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38 static void output_versions(void)
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39 {
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40 Sound_Version compiled;
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41 Sound_Version linked;
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42 SDL_version sdl_compiled;
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43 const SDL_version *sdl_linked;
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44
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45 SOUND_VERSION(&compiled);
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46 Sound_GetLinkedVersion(&linked);
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47 SDL_VERSION(&sdl_compiled);
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48 sdl_linked = SDL_Linked_Version();
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49
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50 printf("test_sdlsound version %d.%d.%d.\n"
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51 " Compiled against SDL_sound version %d.%d.%d,\n"
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52 " and linked against %d.%d.%d.\n"
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53 " Compiled against SDL version %d.%d.%d,\n"
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54 " and linked against %d.%d.%d.\n\n",
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55 TEST_VERSION_MAJOR, TEST_VERSION_MINOR, TEST_VERSION_PATCH,
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56 compiled.major, compiled.minor, compiled.patch,
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57 linked.major, linked.minor, linked.patch,
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58 sdl_compiled.major, sdl_compiled.minor, sdl_compiled.patch,
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59 sdl_linked->major, sdl_linked->minor, sdl_linked->patch);
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60 } /* output_versions */
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61
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62
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63 static void output_decoders(void)
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64 {
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65 const Sound_DecoderInfo **rc = Sound_AvailableDecoders();
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66 const Sound_DecoderInfo **i;
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67
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68 printf("Supported fileformats:\n");
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69 if (*rc == NULL)
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70 printf(" * Apparently, NONE!\n");
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71 else
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72 {
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73 for (i = rc; *i != NULL; i++)
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74 {
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75 printf(" * %s: %s\n Written by %s.\n %s\n",
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76 (*i)->extension, (*i)->description,
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77 (*i)->author, (*i)->url);
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78 } /* for */
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79 } /* else */
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80
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81 printf("\n");
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82 } /* output_decoders */
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83
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84
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85 static volatile int done_flag = 0;
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86
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87 void test_callback(void *userdata, Uint8 *stream, int len)
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88 {
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89 Sound_Sample *sample = (Sound_Sample *) userdata;
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90 Uint32 rc = Sound_Decode(sample);
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91
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92 if (sample->flags & SOUND_SAMPLEFLAG_EOF)
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93 {
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94 printf("EOF condition in decoding! (this is okay.)\n");
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95 done_flag = 1;
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96 } /* if */
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97
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98 else if (sample->flags & SOUND_SAMPLEFLAG_ERROR)
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99 {
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100 printf("Error condition in decoding! (this is bad.)\n");
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101 done_flag = 1;
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102 } /* else if */
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103
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104 assert(rc <= len);
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105
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106 memcpy(stream, sample->buffer, rc);
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107 if (rc < len)
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108 memset(stream + rc, '\0', len - rc); /* (*shrug*) */
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109 } /* test_callback */
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110
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111
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112 int main(int argc, char **argv)
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113 {
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114 Sound_AudioInfo sound_desired;
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115 SDL_AudioSpec sdl_desired;
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116 Sound_Sample *sample;
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117
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118 if (SDL_Init(SDL_INIT_AUDIO) == -1)
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119 {
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120 printf("SDL_Init(SDL_INIT_AUDIO) failed!\n"
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121 " reason: [%s].\n", SDL_GetError());
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122 return(42);
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123 } /* if */
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124
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125 if (!Sound_Init())
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126 {
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127 printf("Sound_Init() failed!\n"
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128 " reason: [%s].\n", Sound_GetError());
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129 SDL_Quit();
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130 return(42);
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131 } /* if */
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132
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133 output_versions();
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134 output_decoders();
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135
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136 if (argc != 2)
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137 {
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138 printf("USAGE: %s <oneSupportedFile>\n", argv[0]);
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139 Sound_Quit();
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140 SDL_Quit();
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141 return(42);
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142 } /* if */
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143
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144 sound_desired.rate = 44100;
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145 sound_desired.channels = 2;
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146 sound_desired.format = AUDIO_S16;
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147
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148 sample = Sound_NewSampleFromFile(argv[1], &sound_desired, 4096 * 4);
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149 if (!sample)
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150 {
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151 printf("Sound_NewSampleFromFile(\"%s\") failed!\n"
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152 " reason: [%s].\n", argv[1], Sound_GetError());
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153 Sound_Quit();
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154 SDL_Quit();
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155 return(42);
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156 } /* if */
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157
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158 sdl_desired.freq = 44100;
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159 sdl_desired.format = AUDIO_S16;
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160 sdl_desired.channels = 2;
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161 sdl_desired.samples = 4096;
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162 sdl_desired.callback = test_callback;
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163 sdl_desired.userdata = sample;
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164
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165 if ( SDL_OpenAudio(&sdl_desired, NULL) < 0 )
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166 {
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167 printf("SDL_OpenAudio() failed!\n"
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168 " reason: [%s].\n", SDL_GetError());
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169 Sound_Quit();
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170 SDL_Quit();
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171 return(42);
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172 } /* if */
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173
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174 SDL_PauseAudio(0);
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175
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176 while (!done_flag)
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177 SDL_Delay(10);
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178
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179 Sound_FreeSample(sample);
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180
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181 Sound_Quit();
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182 SDL_Quit();
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183 return(0);
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184 } /* main */
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185
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186 /* end of test_sdlsound.c ... */
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187
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