diff --git a/modules/imgproc/src/morph.cpp b/modules/imgproc/src/morph.cpp index 8985a7f06b..ceccff43a6 100644 --- a/modules/imgproc/src/morph.cpp +++ b/modules/imgproc/src/morph.cpp @@ -1268,10 +1268,11 @@ static bool IPPMorphOp(int op, InputArray _src, OutputArray _dst, int type = src.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type); if( !( depth == CV_8U || depth == CV_32F ) || !(cn == 1 || cn == 3 || cn == 4) || - !( borderType == cv::BORDER_REPLICATE || (borderType == cv::BORDER_CONSTANT && borderValue == morphologyDefaultBorderValue()) ) - || !( op == MORPH_DILATE || op == MORPH_ERODE) || _src.isSubmatrix() ) + !( borderType == cv::BORDER_REPLICATE || (borderType == cv::BORDER_CONSTANT && borderValue == morphologyDefaultBorderValue() && + kernel.size() == Size(3,3)) ) || !( op == MORPH_DILATE || op == MORPH_ERODE) || _src.isSubmatrix() ) return false; + // In case BORDER_CONSTANT, IPPMorphReplicate works correct with kernels of size 3*3 only if( borderType == cv::BORDER_CONSTANT && kernel.data ) { int x, y;