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add API to reinterpret Mat type

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This commit is contained in:
gaohaoyuan
2024-07-11 17:55:08 +08:00
committed by gaohaoyuan
parent 1ca526dcdb
commit 603344fa54
4 changed files with 62 additions and 0 deletions
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modules/core/src/matrix.cpp
+10
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@@ -1261,6 +1261,16 @@ Mat Mat::reshape(int _cn, const std::vector<int>& _newshape) const
return reshape(_cn, (int)_newshape.size(), &_newshape[0]);
}
Mat Mat::reinterpret(int type) const
{
type = CV_MAT_TYPE(type);
CV_Assert(CV_ELEM_SIZE(this->type()) == CV_ELEM_SIZE(type));
Mat m = *this;
m.flags = (m.flags & ~CV_MAT_TYPE_MASK) | type;
m.updateContinuityFlag();
return m;
}
Mat Mat::diag(const Mat& d)
{
CV_Assert( d.cols == 1 || d.rows == 1 );