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make watershed demo work correctly

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This commit is contained in:
Vadim Pisarevsky 2010-12-04 15:35:34 +00:00
parent 9948ed88b0
commit 56d4f875b4
2 changed files with 3 additions and 1 deletions
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2
modules/core/src/drawing.cpp
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@ -2033,7 +2033,7 @@ cvDrawContours( void* _img, CvSeq* contour,
scalarToRawData( externalColor, ext_buf, img.type(), 0 );
scalarToRawData( holeColor, hole_buf, img.type(), 0 );
maxLevel = MAX(maxLevel, INT_MIN-2);
maxLevel = MAX(maxLevel, INT_MIN+2);
maxLevel = MIN(maxLevel, INT_MAX-1);
if( maxLevel < 0 )

2
samples/cpp/watershed.cpp
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@ -86,6 +86,8 @@ int main( int argc, char** argv )
findContours(markerMask, contours, hierarchy, CV_RETR_CCOMP, CV_CHAIN_APPROX_SIMPLE);
if( contours.empty() )
continue;
Mat markers(markerMask.size(), CV_32S);
markers = Scalar::all(0);
int idx = 0;