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Fix WDM-KS buffer position alignment #931

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merged 1 commit into from
Jun 28, 2024
Merged

Fix WDM-KS buffer position alignment #931

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6 changes: 3 additions & 3 deletions src/hostapi/wdmks/pa_win_wdmks.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6651,7 +6651,7 @@ static PaError PaPinCaptureEventHandler_WaveRTPolled(PaProcessThreadInfo* pInfo,
pos += pin->hwLatency;
pos %= pCapture->hostBufferSize;
/* Need to align position on frame boundary */
pos &= ~(pCapture->bytesPerFrame - 1);
pos = (pos / pCapture->bytesPerFrame) * pCapture->bytesPerFrame;

/* Call barrier (or dummy) */
pin->fnMemBarrier();
Expand Down Expand Up @@ -6703,7 +6703,7 @@ static PaError PaPinRenderEventHandler_WaveRTEvent(PaProcessThreadInfo* pInfo, u
/* Wrap it */
pos %= pRender->hostBufferSize;
/* And align it, not sure its really needed though */
pos &= ~(pRender->bytesPerFrame - 1);
pos = (pos / pRender->bytesPerFrame) * pRender->bytesPerFrame;
/* Then realOutBuf will point to "other" half of double buffer */
realOutBuf = pos < halfOutputBuffer ? 1U : 0U;

Expand Down Expand Up @@ -6740,7 +6740,7 @@ static PaError PaPinRenderEventHandler_WaveRTPolled(PaProcessThreadInfo* pInfo,
/* Wrap it */
pos %= pRender->hostBufferSize;
/* And align it, not sure its really needed though */
pos &= ~(pRender->bytesPerFrame - 1);
pos = (pos / pRender->bytesPerFrame) * pRender->bytesPerFrame;

if (pInfo->priming)
{
Expand Down
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