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winealsa: Check ValidBitsPerSample and support SND_PCM_FORMAT_S20_3LE.

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This commit is contained in:
Jörg Höhle 2012-01-05 07:07:15 +01:00 committed by Alexandre Julliard
parent 76f655dbb0
commit 49aa7f9f2f
1 changed files with 9 additions and 0 deletions
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9
dlls/winealsa.drv/mmdevdrv.c
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@ -736,6 +736,15 @@ static snd_pcm_format_t alsa_format(const WAVEFORMATEX *fmt)
format = SND_PCM_FORMAT_S32_LE;
else
WARN("Unsupported bit depth: %u\n", fmt->wBitsPerSample);
if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
fmt->wBitsPerSample != fmtex->Samples.wValidBitsPerSample){
if(fmtex->Samples.wValidBitsPerSample == 20 && fmt->wBitsPerSample == 24)
format = SND_PCM_FORMAT_S20_3LE;
else{
WARN("Unsupported ValidBits: %u\n", fmtex->Samples.wValidBitsPerSample);
format = SND_PCM_FORMAT_UNKNOWN;
}
}
}else if(fmt->wFormatTag == WAVE_FORMAT_IEEE_FLOAT ||
(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){