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U/V buffer fix for bilinear scale.

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U/V buffers do not need the same alignment constraints
as the Y buffers.
Review URL: http://webrtc-codereview.appspot.com/61008

git-svn-id: http://webrtc.googlecode.com/svn/trunk@195 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
frkoenig@google.com 2011-07-13 00:07:40 +00:00
parent db3c5cb279
commit a046202382
1 changed files with 2 additions and 2 deletions
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4
src/common_video/vplib/main/source/scale_bilinear_yuv.cc
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@ -217,7 +217,7 @@ ScaleBilinear(const WebRtc_UWord8* srcFrame, WebRtc_UWord8*& dstFrame,
// Setting destination // Setting destination
const WebRtc_UWord32 dstStride = (dstWidth + 31) & ~31; const WebRtc_UWord32 dstStride = (dstWidth + 31) & ~31;
const WebRtc_UWord32 dstUvStride = (((dstStride + 1 >> 1) + 31) & ~31); const WebRtc_UWord32 dstUvStride = dstStride >> 1;
WebRtc_UWord32 dstRequiredSize = dstStride * dstHeight + WebRtc_UWord32 dstRequiredSize = dstStride * dstHeight +
2 * (dstUvStride * ((dstHeight + 1) >> 1)); 2 * (dstUvStride * ((dstHeight + 1) >> 1));
@ -311,7 +311,7 @@ ScaleBilinear(const WebRtc_UWord8* srcFrame, WebRtc_UWord8*& dstFrame,
{ {
memcpy(horizontalFilteredBuf, ptr_1, srcWidthArray[p]); memcpy(horizontalFilteredBuf, ptr_1, srcWidthArray[p]);
} }
filteredBuf[srcWidthArray[p]] = filteredBuf[srcWidthArray[p]-1]; filteredBuf[(srcWidthArray[p]-1)] = filteredBuf[(srcWidthArray[p]-2)];
// vertical filter only if necessary // vertical filter only if necessary
if (source_dx != kFractionMax) if (source_dx != kFractionMax)