imgproc: fix findContours (submatrix input)

8 years ago · 7dc673fd56
parent a53f93ff8d
commit 7dc673fd56
1 changed files with 1 additions and 1 deletions
--- a/modules/imgproc/src/contours.cpp
+++ b/modules/imgproc/src/contours.cpp
@ -1904,7 +1904,7 @@ void cv::findContours( InputOutputArray _image, OutputArrayOfArrays _contours,
    CV_Assert(_contours.empty() || (_contours.channels() == 2 && _contours.depth() == CV_32S));

    Mat image;
-    copyMakeBorder(_image, image, 1, 1, 1, 1, BORDER_CONSTANT, Scalar(0));
+    copyMakeBorder(_image, image, 1, 1, 1, 1, BORDER_CONSTANT | BORDER_ISOLATED, Scalar(0));
    MemStorage storage(cvCreateMemStorage());
    CvMat _cimage = image;
    CvSeq* _ccontours = 0;