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wasapi: fixed audio stream failing to open on Windows 7 in Exclusive mode if suggestedLatency parameter is 0 and user framesPerBuffer is less than 3 milliseconds

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dmitrykos 2010-11-06 01:16:34 +00:00
commit 7b3d837bbb
1 changed files with 3 additions and 3 deletions
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6
src/hostapi/wasapi/pa_win_wasapi.c
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@ -632,13 +632,13 @@ static UINT32 ALIGN_BWD(UINT32 v, UINT32 align)
// ------------------------------------------------------------------------------------------
// Aligns 'v' forward
/*static UINT32 ALIGN_FWD(UINT32 v, UINT32 align)
static UINT32 ALIGN_FWD(UINT32 v, UINT32 align)
{
UINT32 remainder = (align ? (v % align) : 0);
if (remainder == 0)
return v;
return v + (align - remainder);
}*/
}
// ------------------------------------------------------------------------------------------
// Aligns WASAPI buffer to 128 byte packet boundary. HD Audio will fail to play if buffer
@ -2056,7 +2056,7 @@ static HRESULT CreateAudioClient(PaWasapiStream *pStream, PaWasapiSubStream *pSu
pSub->period = pInfo->MinimumDevicePeriod;
// Recalculate aligned period
framesPerLatency = MakeFramesFromHns(pSub->period, pSub->wavex.Format.nSamplesPerSec);
_CalculateAlignedPeriod(pSub, &framesPerLatency, ALIGN_BWD);
_CalculateAlignedPeriod(pSub, &framesPerLatency, ALIGN_FWD);
}
}