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test: loopwave shouldn't use an audiostream callback.

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Ryan C. Gordon 2023-06-24 00:46:33 -04:00
parent eee407caf8
commit f598626e46
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GPG key ID: FA148B892AB48044
1 changed files with 5 additions and 23 deletions
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28
test/loopwave.c
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@ -37,28 +37,11 @@ static struct
static SDL_AudioDeviceID device; static SDL_AudioDeviceID device;
static SDL_AudioStream *stream; static SDL_AudioStream *stream;
static void SDLCALL static void fillerup(void)
fillerup(SDL_AudioStream *stream, int len, void *unused)
{ {
Uint8 *waveptr; if (SDL_GetAudioStreamAvailable(stream) < (wave.soundlen / 2)) {
int waveleft; SDL_PutAudioStreamData(stream, wave.sound, wave.soundlen);
/*SDL_Log("CALLBACK WANTS %d MORE BYTES!", len);*/
/* Set up the pointers */
waveptr = wave.sound + wave.soundpos;
waveleft = wave.soundlen - wave.soundpos;
/* Go! */
while (waveleft <= len) {
SDL_PutAudioStreamData(stream, waveptr, waveleft);
len -= waveleft;
waveptr = wave.sound;
waveleft = wave.soundlen;
wave.soundpos = 0;
} }
SDL_PutAudioStreamData(stream, waveptr, len);
wave.soundpos += len;
} }
/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
@ -99,8 +82,6 @@ open_audio(void)
SDL_free(wave.sound); SDL_free(wave.sound);
quit(2); quit(2);
} }
SDL_SetAudioStreamGetCallback(stream, fillerup, NULL);
} }
@ -111,7 +92,7 @@ static int done = 0;
#ifdef __EMSCRIPTEN__ #ifdef __EMSCRIPTEN__
static void loop(void) static void loop(void)
{ {
if (done || (SDL_GetAudioDeviceStatus(device) != SDL_AUDIO_PLAYING)) { if (done) {
emscripten_cancel_main_loop(); emscripten_cancel_main_loop();
} else { } else {
fillerup(); fillerup();
@ -195,6 +176,7 @@ int main(int argc, char *argv[])
} }
} }
fillerup();
SDL_Delay(100); SDL_Delay(100);
} }
#endif #endif