1 files changed, 47 insertions, 8 deletions

diff --git a/src/audio.c b/src/audio.c
index bc139a2..6a11bc4 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -1,33 +1,72 @@
-#include <SDL2/SDL_audio.h>
+#include <assert.h>
+#include <unistd.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
 
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_mixer.h>
 
 #include "base.h"
 
-#define MIXER_FLAGS MIX_INIT_OGG | MIX_INIT_FLAC
-
-int main (int argc, char *argv[] ) {
+#define MIXER_FLAGS (MIX_INIT_FLAC | MIX_INIT_OGG)
 
+bool initSDL(void) {
     // initialization of SDLs audio system and the mixer
     if (SDL_Init(SDL_INIT_AUDIO) != 0) {
-        fprintf(stderr, "error initializing sdl_mixer: %s\n", SDL_GetError()); 
+        fprintf(stderr, "error initializing SDL_audio: %s\n", SDL_GetError()); 
+        exit(EXIT_FAILURE);
     } 
 
     s32 mixflags = Mix_Init(MIXER_FLAGS);
     if ((mixflags & MIXER_FLAGS) != mixflags) {
-        fprintf(stderr, "error initializing sdl_mixer: %s\n", Mix_GetError()); 
+        fprintf(stderr, "error initializing SDL_mixer: %s\n", Mix_GetError()); 
+        exit(EXIT_FAILURE);
     } 
 
     // setting up the default audio device for playback (using common defaults)
-    Mix_OpenAudio(48000, AUDIO_F32SYS, 2, 2048);    
+    if (Mix_OpenAudio(MIX_DEFAULT_FREQUENCY, AUDIO_S16SYS, MIX_DEFAULT_CHANNELS, 2048) != 0) {
+        fprintf(stderr, "error opening audio device: %s\n", Mix_GetError()); 
+        exit(EXIT_FAILURE);
+    }
+    return true;
+}
 
+void cleanup(Mix_Music* musicfile) {
     
+    Mix_HaltMusic();
+    Mix_FreeMusic(musicfile);
 
     Mix_CloseAudio();
     Mix_Quit();
     SDL_Quit();
-    return 0;
 }
 
+int main (int argc, char **argv) {
+
+    bool initialized = initSDL(); 
+    assert(initialized == true);
+    
+    Mix_Music *musicfile = NULL;
+    musicfile = Mix_LoadMUS(argv[1]);
+    if (musicfile == NULL) {
+        fprintf(stderr, "error opening file: %s\n", Mix_GetError()); 
+        exit(EXIT_FAILURE);
+    } 
+
+    if (Mix_PlayMusic(musicfile, 0) == -1) {
+        fprintf(stderr, "error playing music: '%s'\n", argv[1]); 
+    }
+
+    fprintf(stderr, "currently playing: '%s'\n", argv[1]); 
+
+    u8 key;
+
+    while (Mix_PlayingMusic() != 0)  {
+        if (Mix_PlayingMusic() == 0) break;
+        if (read(STDIN_FILENO, &key, 1) != 1 || key == 'q') break; 
+    }
+    
+    cleanup(musicfile);
+    return 0;
+}