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[GX] fix audio stuttering on exit/low fps

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This commit is contained in:
ToadKing 2013-10-15 18:41:28 -04:00
parent 9f592f1905
commit 160b609862
1 changed files with 5 additions and 0 deletions
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5
gx/gx_audio.c
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@ -44,6 +44,9 @@ static gx_audio_t *g_audio;
static void dma_callback(void) static void dma_callback(void)
{ {
// erase last chunk to avoid repeating audio
memset(g_audio->data[g_audio->dma_busy], 0, CHUNK_SIZE);
g_audio->dma_busy = g_audio->dma_next; g_audio->dma_busy = g_audio->dma_next;
g_audio->dma_next = (g_audio->dma_next + 1) & (BLOCKS - 1); g_audio->dma_next = (g_audio->dma_next + 1) & (BLOCKS - 1);
@ -140,6 +143,8 @@ static bool gx_audio_stop(void *data)
{ {
(void)data; (void)data;
AUDIO_StopDMA(); AUDIO_StopDMA();
memset(g_audio->data, 0, sizeof(g_audio->data));
DCFlushRange(g_audio->data, sizeof(g_audio->data));
return true; return true;
} }