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Fixed border interpolation bug in calcOpticalFlowPyrLK

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This commit is contained in:
Andrey Kamaev 2011-11-21 16:34:08 +00:00
parent e01f04885e
commit 4378f398c7
1 changed files with 2 additions and 4 deletions
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6
modules/video/src/lkpyramid.cpp
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@ -411,7 +411,7 @@ struct LKTrackerInvoker
b1 += bbuf[0] + bbuf[2]; b1 += bbuf[0] + bbuf[2];
b2 += bbuf[1] + bbuf[3]; b2 += bbuf[1] + bbuf[3];
#endif #endif
b1 *= FLT_SCALE; b1 *= FLT_SCALE;
b2 *= FLT_SCALE; b2 *= FLT_SCALE;
@ -575,7 +575,7 @@ void cv::calcOpticalFlowPyrLK( InputArray _prevImg, InputArray _nextImg,
else else
pyrDown(pyr[level-1], pyr[level], pyr[level].size()); pyrDown(pyr[level-1], pyr[level], pyr[level].size());
copyMakeBorder(pyr[level], temp, winSize.height, winSize.height, copyMakeBorder(pyr[level], temp, winSize.height, winSize.height,
winSize.width, winSize.width, BORDER_REFLECT_101); winSize.width, winSize.width, BORDER_REFLECT_101|BORDER_ISOLATED);
sz = Size((sz.width+1)/2, (sz.height+1)/2); sz = Size((sz.width+1)/2, (sz.height+1)/2);
if( sz.width <= winSize.width || sz.height <= winSize.height ) if( sz.width <= winSize.width || sz.height <= winSize.height )
{ {
@ -608,8 +608,6 @@ void cv::calcOpticalFlowPyrLK( InputArray _prevImg, InputArray _nextImg,
calcSharrDeriv(prevPyr[level], derivI); calcSharrDeriv(prevPyr[level], derivI);
copyMakeBorder(derivI, _derivI, winSize.height, winSize.height, winSize.width, winSize.width, BORDER_CONSTANT); copyMakeBorder(derivI, _derivI, winSize.height, winSize.height, winSize.width, winSize.width, BORDER_CONSTANT);
Mat I = prevPyr[level], J = nextPyr[level];
parallel_for(BlockedRange(0, npoints), LKTrackerInvoker(prevPyr[level], derivI, parallel_for(BlockedRange(0, npoints), LKTrackerInvoker(prevPyr[level], derivI,
nextPyr[level], prevPts, nextPts, nextPyr[level], prevPts, nextPts,
status, err, status, err,