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Merge remote-tracking branch 'upstream/3.4' into merge-3.4

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This commit is contained in:
Alexander Alekhin
2019-10-02 17:49:19 +03:00
parent 3133bb49aa a105f56957
commit 3fb6617d62
14 changed files with 534 additions and 115 deletions
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modules/core/src/matmul.dispatch.cpp
+6
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@@ -442,6 +442,12 @@ void transform(InputArray _src, OutputArray _dst, InputArray _mtx)
_dst.create( src.size(), CV_MAKETYPE(depth, dcn) );
Mat dst = _dst.getMat();
if (src.data == dst.data) // inplace case
{
CV_Assert(scn == dcn);
src = src.clone(); // TODO Add performance warning
}
int mtype = depth == CV_32S || depth == CV_64F ? CV_64F : CV_32F;
AutoBuffer<double> _mbuf;
double* mbuf;