fixed patch diff calculation in the end of calcopticalflowpyrlk (thanks to Vlad Vinogradov for the patch)

13 years ago · 1a25e58239
parent 02f226a981
commit 1a25e58239
1 changed files with 1 additions and 1 deletions
--- a/modules/video/src/lkpyramid.cpp
+++ b/modules/video/src/lkpyramid.cpp
@ -436,7 +436,7 @@ struct LKTrackerInvoker
            
            if( status[ptidx] && err && level == 0 && (flags & CV_LKFLOW_GET_MIN_EIGENVALS) == 0 )
            {
-                Point2f nextPt = nextPts[ptidx];
+                Point2f nextPt = nextPts[ptidx] - halfWin;
                Point inextPt;
                
                inextPt.x = cvFloor(nextPt.x);