short sdl_mixer example.

sdl_mixer_test.c

#include <stdio.h>
#include <stdbool.h>
#include <assert.h>
#include <SDL2/SDL.h>
#include <SDL2/SDL_mixer.h>

int main(int argc, char *argv[])
{
    if (argc < 2)
    {
        fprintf(stdout, "usage: %s song.ogg\n", argv[0]);
        return -1;
    }

    int result = 0;

    result = SDL_Init(SDL_INIT_AUDIO | SDL_INIT_EVENTS);
    assert(result == 0);

    SDL_Window * window = SDL_CreateWindow("sdl", 0,0,256,256, SDL_WINDOW_SHOWN);
    assert(window);

    int mixer_flags = MIX_INIT_OGG;
    result = Mix_Init(mixer_flags);
    assert(result == mixer_flags);

    result = Mix_OpenAudio(48000, AUDIO_S16LSB, 2, 2048);
    assert(result == 0);

    Mix_Music * music = Mix_LoadMUS(argv[1]);
    assert(music);

    result = Mix_PlayMusic(music, -1);
    assert(result == 0);

    bool quit = false;
    while (quit == false)
    {
        SDL_Event e;
        while (SDL_PollEvent(&e))
        {
            if (e.type == SDL_QUIT)
            {
                quit = true;
            }
        }

        SDL_Delay(1000 / 60);
    }

    Mix_CloseAudio();
    Mix_FreeMusic(music);
    Mix_Quit();
    SDL_DestroyWindow(window);
    SDL_Quit();

    return 0;
}