fixed bug #2679

e383d395 · Vadim Pisarevsky · 47df8f4c · e383d395
Commit e383d395 authored Jan 09, 2013 by Vadim Pisarevsky
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templmatch.cpp modules/imgproc/src/templmatch.cpp +3 -0

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--- a/modules/imgproc/src/templmatch.cpp
+++ b/modules/imgproc/src/templmatch.cpp
@@ -346,7 +346,10 @@ void cv::matchTemplate( InputArray _img, InputArray _templ, OutputArray _result,
                }
                if( numType == 2 )
+                {
                    num = wndSum2 - 2*num + templSum2;
+                    num = MAX(num, 0.);
+                }
            }
            if( isNormed )