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More fixes to alsa microphone, still not enough.

This commit is contained in:
riccardom 2009-07-12 19:34:54 +00:00
parent 8f1eb173e5
commit 075455d407
1 changed files with 4 additions and 1 deletions
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5
desmume/src/mic_alsa.cpp
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@ -8,6 +8,7 @@ BOOL Mic_Inited = FALSE;
u8 Mic_Buffer[2][MIC_BUFSIZE]; u8 Mic_Buffer[2][MIC_BUFSIZE];
u16 Mic_BufPos; u16 Mic_BufPos;
u8 Mic_PlayBuf; u8 Mic_PlayBuf;
u8 Mic_WriteBuf;
int MicButtonPressed; int MicButtonPressed;
@ -72,6 +73,7 @@ void Mic_Reset()
memset(Mic_Buffer, 0, MIC_BUFSIZE * 2); memset(Mic_Buffer, 0, MIC_BUFSIZE * 2);
Mic_BufPos = 0; Mic_BufPos = 0;
Mic_PlayBuf = 1; Mic_PlayBuf = 1;
Mic_WriteBuf = 0;
} }
void Mic_DeInit() void Mic_DeInit()
@ -105,11 +107,12 @@ u8 Mic_ReadSample()
Mic_BufPos++; Mic_BufPos++;
if (Mic_BufPos >= (MIC_BUFSIZE << 1)) { if (Mic_BufPos >= (MIC_BUFSIZE << 1)) {
Mic_BufPos = 0; Mic_BufPos = 0;
error = snd_pcm_readi(pcm_handle, Mic_Buffer[Mic_PlayBuf], MIC_BUFSIZE); error = snd_pcm_readi(pcm_handle, Mic_Buffer[Mic_WriteBuf], MIC_BUFSIZE);
if (error < 1) { if (error < 1) {
printf("snd_pcm_readi FAIL!: %s\n", snd_strerror(error)); printf("snd_pcm_readi FAIL!: %s\n", snd_strerror(error));
} }
Mic_PlayBuf ^= 1; Mic_PlayBuf ^= 1;
Mic_WriteBuf ^= 1;
} }
return ret; return ret;