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imgproc: add src.empty() checks in filter operations

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This commit is contained in:
Alexander Alekhin
2020-03-20 21:04:29 +00:00
parent 183e4d50ed
commit 0fb4f2cc9c
9 changed files with 103 additions and 0 deletions
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modules/imgproc/src/morph.dispatch.cpp
+8
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@@ -939,6 +939,8 @@ static void morphOp( int op, InputArray _src, OutputArray _dst,
{
CV_INSTRUMENT_REGION();
CV_Assert(!_src.empty());
Mat kernel = _kernel.getMat();
Size ksize = !kernel.empty() ? kernel.size() : Size(3,3);
anchor = normalizeAnchor(anchor, ksize);
@@ -1005,6 +1007,8 @@ void erode( InputArray src, OutputArray dst, InputArray kernel,
{
CV_INSTRUMENT_REGION();
CV_Assert(!src.empty());
morphOp( MORPH_ERODE, src, dst, kernel, anchor, iterations, borderType, borderValue );
}
@@ -1015,6 +1019,8 @@ void dilate( InputArray src, OutputArray dst, InputArray kernel,
{
CV_INSTRUMENT_REGION();
CV_Assert(!src.empty());
morphOp( MORPH_DILATE, src, dst, kernel, anchor, iterations, borderType, borderValue );
}
@@ -1154,6 +1160,8 @@ void morphologyEx( InputArray _src, OutputArray _dst, int op,
{
CV_INSTRUMENT_REGION();
CV_Assert(!_src.empty());
Mat kernel = _kernel.getMat();
if (kernel.empty())
{