1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
#include <emscripten.h>
#include <SDL2/SDL.h>
#include <SDL2/SDL_mixer.h>
Mix_Music* music;
void main2()
{
if (Mix_PlayingMusic())
return;
printf("Done playing sound\n");
printf("Shutting down\n");
emscripten_cancel_main_loop();
Mix_FreeMusic(music);
Mix_CloseAudio();
emscripten_force_exit(0);
}
int main(int argc, char* argv[])
{
int frequency, active_flags;
if (SDL_Init(SDL_INIT_AUDIO) < 0) {
printf("Unable to initialize SDL: %s\n", SDL_GetError());
return -1;
}
frequency = EM_ASM_INT({
var context;
try {
context = new AudioContext();
} catch (e) {
context = new webkitAudioContext(); // safari only
}
return context.sampleRate;
});
if(Mix_OpenAudio(frequency, MIX_DEFAULT_FORMAT, 2, 1024) == -1) {
printf("Failed to Mix_OpenAudio(): %s\n", Mix_GetError());
return -1;
}
#ifndef FLAGS
#error "must define FLAGS"
#endif
active_flags = Mix_Init(FLAGS);
if ((FLAGS & active_flags) != FLAGS) {
printf("Failed to Mix_Init(): %s\n", Mix_GetError());
return -1;
}
#ifndef SOUND_PATH
#error "must define SOUND_PATH"
#endif
music = Mix_LoadMUS(SOUND_PATH);
if (music == NULL) {
printf("Failed to Mix_LoadMUS(): %s\n", Mix_GetError());
return -1;
}
if (Mix_PlayMusic(music, 1)) {
printf("Failed to Mix_PlayMusic(): %s\n", Mix_GetError());
return -1;
}
printf("Playing sound\n");
emscripten_set_main_loop(main2, 0, 1);
return 0;
}
|
