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wineoss.drv: Set reasonable defaults if driver reports invalid values.

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Andrew Eikum 2013-01-28 08:52:55 -06:00 committed by Alexandre Julliard
parent 097dee606e
commit 6da3ce276b
1 changed files with 13 additions and 2 deletions
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15
dlls/wineoss.drv/mmdevdrv.c
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@ -1307,8 +1307,19 @@ static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient *iface,
return E_FAIL;
}
fmt->Format.nChannels = This->ai.max_channels;
fmt->Format.nSamplesPerSec = This->ai.max_rate;
/* some OSS drivers are buggy, so set reasonable defaults if
* the reported values seem wacky */
fmt->Format.nChannels = max(This->ai.max_channels, This->ai.min_channels);
if(fmt->Format.nChannels == 0 || fmt->Format.nChannels > 8)
fmt->Format.nChannels = 2;
if(This->ai.max_rate == 0)
fmt->Format.nSamplesPerSec = 44100;
else
fmt->Format.nSamplesPerSec = min(This->ai.max_rate, 44100);
if(fmt->Format.nSamplesPerSec < This->ai.min_rate)
fmt->Format.nSamplesPerSec = This->ai.min_rate;
fmt->dwChannelMask = get_channel_mask(fmt->Format.nChannels);
fmt->Format.nBlockAlign = (fmt->Format.wBitsPerSample *