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Allow setting sound frequency to either 32KHz or 48KHz

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This commit is contained in:
simon.kagstrom 2009-05-10 18:16:51 +00:00
parent 0533c60e56
commit edce2af9fe
1 changed files with 8 additions and 2 deletions
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10
SDL/src/audio/wii/SDL_wiiaudio.c
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@ -132,8 +132,10 @@ DMACallback()
static int WIIAUD_OpenAudio(_THIS, SDL_AudioSpec *spec) static int WIIAUD_OpenAudio(_THIS, SDL_AudioSpec *spec)
{ {
if (spec->freq != 32000 && spec->freq != 48000)
spec->freq = 32000;
// Set up actual spec. // Set up actual spec.
spec->freq = 48000;
spec->format = AUDIO_S16MSB; spec->format = AUDIO_S16MSB;
spec->channels = 2; spec->channels = 2;
spec->samples = SAMPLES_PER_DMA_BUFFER; spec->samples = SAMPLES_PER_DMA_BUFFER;
@ -143,6 +145,11 @@ static int WIIAUD_OpenAudio(_THIS, SDL_AudioSpec *spec)
memset(dma_buffers[0], 0, SAMPLES_PER_DMA_BUFFER); memset(dma_buffers[0], 0, SAMPLES_PER_DMA_BUFFER);
memset(dma_buffers[1], 0, SAMPLES_PER_DMA_BUFFER); memset(dma_buffers[1], 0, SAMPLES_PER_DMA_BUFFER);
if (spec->freq == 32000)
AUDIO_SetDSPSampleRate(AI_SAMPLERATE_32KHZ);
else
AUDIO_SetDSPSampleRate(AI_SAMPLERATE_48KHZ);
// startup conversion thread // startup conversion thread
LWP_CreateThread (&athread, AudioThread, NULL, astack, AUDIOSTACK, 65); LWP_CreateThread (&athread, AudioThread, NULL, astack, AUDIOSTACK, 65);
@ -213,7 +220,6 @@ static SDL_AudioDevice *WIIAUD_CreateDevice(int devindex)
// Initialise the Wii side of the audio system // Initialise the Wii side of the audio system
AUDIO_Init(0); AUDIO_Init(0);
AUDIO_SetDSPSampleRate(AI_SAMPLERATE_48KHZ);
AUDIO_RegisterDMACallback(DMACallback); AUDIO_RegisterDMACallback(DMACallback);
/* Set the function pointers */ /* Set the function pointers */