struct vg_audio_system{
SDL_AudioDeviceID sdl_output_device;
+ char *force_device_name; /* NULL: using default */
void *audio_pool,
*decode_buffer;
audio_lock_checker_store(0);
SDL_AtomicUnlock( &vg_audio.sl_sync );
}
-
static void audio_mixer_callback( void *user, u8 *stream, int frame_count );
-static void vg_audio_init(void)
-{
- /* TODO: Move here? */
- vg_console_reg_var( "debug_audio", &vg_audio.debug_ui,
- k_var_dtype_i32, VG_VAR_CHEAT );
- vg_console_reg_var( "debug_dsp", &vg_audio.debug_dsp,
- k_var_dtype_i32, VG_VAR_CHEAT );
- vg_console_reg_var( "volume", &vg_audio.external_global_volume,
- k_var_dtype_f32, VG_VAR_PERSISTENT );
-
- /* allocate memory */
- /* 32mb fixed */
- vg_audio.audio_pool =
- vg_create_linear_allocator( vg_mem.rtmemory, 1024*1024*32,
- VG_MEMORY_SYSTEM );
-
- /* fixed */
- u32 decode_size = AUDIO_DECODE_SIZE * AUDIO_CHANNELS;
- vg_audio.decode_buffer = vg_linear_alloc( vg_mem.rtmemory, decode_size );
-
- vg_dsp_init();
+static void vg_audio_device_init(void){
SDL_AudioSpec spec_desired, spec_got;
spec_desired.callback = audio_mixer_callback;
spec_desired.channels = 2;
spec_desired.userdata = NULL;
vg_audio.sdl_output_device =
- SDL_OpenAudioDevice( NULL, 0, &spec_desired, &spec_got,0 );
+ SDL_OpenAudioDevice( vg_audio.force_device_name, 0,
+ &spec_desired, &spec_got,0 );
+
+ vg_info( "Start audio device (%u, F32, %u) @%s\n",
+ spec_desired.freq,
+ AUDIO_FRAME_SIZE,
+ vg_audio.force_device_name );
if( vg_audio.sdl_output_device ){
SDL_PauseAudioDevice( vg_audio.sdl_output_device, 0 );
+ vg_success( "Unpaused device %d.\n", vg_audio.sdl_output_device );
}
else{
- vg_fatal_error(
+ vg_error(
"SDL_OpenAudioDevice failed. Your default audio device must support:\n"
" Frequency: 44100 hz\n"
" Buffer size: 512\n"
}
}
+
+static void vg_audio_init(void){
+ vg_console_reg_var( "debug_audio", &vg_audio.debug_ui,
+ k_var_dtype_i32, VG_VAR_CHEAT );
+ vg_console_reg_var( "debug_dsp", &vg_audio.debug_dsp,
+ k_var_dtype_i32, VG_VAR_CHEAT );
+ vg_console_reg_var( "volume", &vg_audio.external_global_volume,
+ k_var_dtype_f32, VG_VAR_PERSISTENT );
+
+ /* allocate memory */
+ /* 32mb fixed */
+ vg_audio.audio_pool =
+ vg_create_linear_allocator( vg_mem.rtmemory, 1024*1024*32,
+ VG_MEMORY_SYSTEM );
+
+ /* fixed */
+ u32 decode_size = AUDIO_DECODE_SIZE * AUDIO_CHANNELS;
+ vg_audio.decode_buffer = vg_linear_alloc( vg_mem.rtmemory, decode_size );
+
+ vg_dsp_init();
+ vg_audio_device_init();
+}
+
static void vg_audio_free(void)
{
vg_dsp_free();