emscripten/tests/sdl_audio.c

69 строки
1.6 KiB
C

#include <stdio.h>
#include <SDL/SDL.h>
#include <SDL/SDL_mixer.h>
#include <assert.h>
#include <emscripten.h>
Mix_Chunk *sound, *sound2;
int play2();
int play() {
int channel = Mix_PlayChannel(-1, sound, 1);
assert(channel == 0);
emscripten_run_script("setTimeout(Module['_play2'], 500)");
return channel;
}
void done(int channel) {
assert(channel == 1);
int result = 1;
REPORT_RESULT();
}
int play2() {
Mix_ChannelFinished(done);
int channel2 = Mix_PlayChannel(-1, sound2, 1);
assert(channel2 == 1);
return channel2;
}
int main(int argc, char **argv) {
SDL_Init(SDL_INIT_AUDIO);
int ret = Mix_OpenAudio(0, 0, 0, 0); // we ignore all these..
assert(ret == 0);
sound = Mix_LoadWAV("sound.ogg");
assert(sound);
sound2 = Mix_LoadWAV("sound2.wav");
assert(sound);
int channel = play();
printf( "Pausing Channel %d", channel );
Mix_Pause(channel);
int paused = Mix_Paused(channel);
printf( "Channel %d %s", channel, paused ? "is paused" : "is NOT paused" );
assert(paused);
Mix_Resume(channel);
paused = Mix_Paused(channel);
printf( "Channel %d %s", channel, paused ? "is paused" : "is NOT paused" );
assert(paused == 0);
if (argc == 12121) play2(); // keep it alive
emscripten_run_script("element = document.createElement('input');"
"element.setAttribute('type', 'button');"
"element.setAttribute('value', 'replay!');"
"element.setAttribute('onclick', 'Module[\"_play\"]()');"
"document.body.appendChild(element);");
printf("you should hear two sounds. press the button to replay!\n");
return 0;
}