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applied patch from #1655 (thanks to Changbo Zhou!)

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This commit is contained in:
Vadim Pisarevsky 2012-03-26 08:18:10 +00:00
parent 69f5d8c1d3
commit e778007d5d
1 changed files with 8 additions and 10 deletions
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18
modules/contrib/src/chamfermatching.cpp
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@ -952,20 +952,18 @@ void ChamferMatcher::Matching::computeDistanceTransform(Mat& edges_img, Mat& dis
// set distance to the edge pixels to 0 and put them in the queue
std::queue<std::pair<int,int> > q;
for (int y=0;y<h;++y) {
for (int x=0;x<w;++x) {
unsigned char edge_val = edges_img.at<uchar>(y,x);
if ( (edge_val!=0) ) {
// initialize
if (&annotate_img!=NULL) {
annotate_img.at<Vec2i>(y,x)[0]=x;
annotate_img.at<Vec2i>(y,x)[1]=y;
}
uchar edge_val = edges_img.at<uchar>(y,x);
if( (edge_val!=0) ) {
q.push(std::make_pair(x,y));
dist_img.at<float>(y,x)= 0;
if (&annotate_img!=NULL) {
annotate_img.at<Vec2i>(y,x)[0]=x;
annotate_img.at<Vec2i>(y,x)[1]=y;
}
}
else {
dist_img.at<float>(y,x)=-1;