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comparison playsound/test_sdlsound.c @ 4:341cea3e13c6

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Initial add.
author Ryan C. Gordon <icculus@icculus.org>
date Mon, 17 Sep 2001 18:12:03 +0000
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children f2af6266775f
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3:fd6cd0e04e6f 4:341cea3e13c6
1 /*
2 * SDL_sound -- An abstract sound format decoding API.
3 * Copyright (C) 2001 Ryan C. Gordon.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20 /**
21 * This is a quick and dirty test of SDL_sound.
22 *
23 * Please see the file LICENSE in the source's root directory.
24 *
25 * This file written by Ryan C. Gordon. (icculus@clutteredmind.org)
26 */
27
28 #include <stdio.h>
29 #include <assert.h>
30 #include "SDL.h"
31 #include "SDL_sound.h"
32
33 #define TEST_VERSION_MAJOR 0
34 #define TEST_VERSION_MINOR 1
35 #define TEST_VERSION_PATCH 0
36
37
38 static void output_versions(void)
39 {
40 Sound_Version compiled;
41 Sound_Version linked;
42 SDL_version sdl_compiled;
43 const SDL_version *sdl_linked;
44
45 SOUND_VERSION(&compiled);
46 Sound_GetLinkedVersion(&linked);
47 SDL_VERSION(&sdl_compiled);
48 sdl_linked = SDL_Linked_Version();
49
50 printf("test_sdlsound version %d.%d.%d.\n"
51 " Compiled against SDL_sound version %d.%d.%d,\n"
52 " and linked against %d.%d.%d.\n"
53 " Compiled against SDL version %d.%d.%d,\n"
54 " and linked against %d.%d.%d.\n\n",
55 TEST_VERSION_MAJOR, TEST_VERSION_MINOR, TEST_VERSION_PATCH,
56 compiled.major, compiled.minor, compiled.patch,
57 linked.major, linked.minor, linked.patch,
58 sdl_compiled.major, sdl_compiled.minor, sdl_compiled.patch,
59 sdl_linked->major, sdl_linked->minor, sdl_linked->patch);
60 } /* output_versions */
61
62
63 static void output_decoders(void)
64 {
65 const Sound_DecoderInfo **rc = Sound_AvailableDecoders();
66 const Sound_DecoderInfo **i;
67
68 printf("Supported fileformats:\n");
69 if (*rc == NULL)
70 printf(" * Apparently, NONE!\n");
71 else
72 {
73 for (i = rc; *i != NULL; i++)
74 {
75 printf(" * %s: %s\n Written by %s.\n %s\n",
76 (*i)->extension, (*i)->description,
77 (*i)->author, (*i)->url);
78 } /* for */
79 } /* else */
80
81 printf("\n");
82 } /* output_decoders */
83
84
85 static volatile int done_flag = 0;
86
87 void test_callback(void *userdata, Uint8 *stream, int len)
88 {
89 Sound_Sample *sample = (Sound_Sample *) userdata;
90 Uint32 rc = Sound_Decode(sample);
91
92 if (sample->flags & SOUND_SAMPLEFLAG_EOF)
93 {
94 printf("EOF condition in decoding! (this is okay.)\n");
95 done_flag = 1;
96 } /* if */
97
98 else if (sample->flags & SOUND_SAMPLEFLAG_ERROR)
99 {
100 printf("Error condition in decoding! (this is bad.)\n");
101 done_flag = 1;
102 } /* else if */
103
104 assert(rc <= len);
105
106 memcpy(stream, sample->buffer, rc);
107 if (rc < len)
108 memset(stream + rc, '\0', len - rc); /* (*shrug*) */
109 } /* test_callback */
110
111
112 int main(int argc, char **argv)
113 {
114 Sound_AudioInfo sound_desired;
115 SDL_AudioSpec sdl_desired;
116 Sound_Sample *sample;
117
118 if (SDL_Init(SDL_INIT_AUDIO) == -1)
119 {
120 printf("SDL_Init(SDL_INIT_AUDIO) failed!\n"
121 " reason: [%s].\n", SDL_GetError());
122 return(42);
123 } /* if */
124
125 if (!Sound_Init())
126 {
127 printf("Sound_Init() failed!\n"
128 " reason: [%s].\n", Sound_GetError());
129 SDL_Quit();
130 return(42);
131 } /* if */
132
133 output_versions();
134 output_decoders();
135
136 if (argc != 2)
137 {
138 printf("USAGE: %s <oneSupportedFile>\n", argv[0]);
139 Sound_Quit();
140 SDL_Quit();
141 return(42);
142 } /* if */
143
144 sound_desired.rate = 44100;
145 sound_desired.channels = 2;
146 sound_desired.format = AUDIO_S16;
147
148 sample = Sound_NewSampleFromFile(argv[1], &sound_desired, 4096 * 4);
149 if (!sample)
150 {
151 printf("Sound_NewSampleFromFile(\"%s\") failed!\n"
152 " reason: [%s].\n", argv[1], Sound_GetError());
153 Sound_Quit();
154 SDL_Quit();
155 return(42);
156 } /* if */
157
158 sdl_desired.freq = 44100;
159 sdl_desired.format = AUDIO_S16;
160 sdl_desired.channels = 2;
161 sdl_desired.samples = 4096;
162 sdl_desired.callback = test_callback;
163 sdl_desired.userdata = sample;
164
165 if ( SDL_OpenAudio(&sdl_desired, NULL) < 0 )
166 {
167 printf("SDL_OpenAudio() failed!\n"
168 " reason: [%s].\n", SDL_GetError());
169 Sound_Quit();
170 SDL_Quit();
171 return(42);
172 } /* if */
173
174 SDL_PauseAudio(0);
175
176 while (!done_flag)
177 SDL_Delay(10);
178
179 Sound_FreeSample(sample);
180
181 Sound_Quit();
182 SDL_Quit();
183 return(0);
184 } /* main */
185
186 /* end of test_sdlsound.c ... */
187