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add API to reinterpret Mat type

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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/test/test_mat.cpp
+36
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@@ -1303,6 +1303,42 @@ TEST(Core_Mat, reshape_ndims_4)
}
}
TEST(Core_Mat, reinterpret_Mat_8UC3_8SC3)
{
cv::Mat A(8, 16, CV_8UC3, cv::Scalar(1, 2, 3));
cv::Mat B = A.reinterpret(CV_8SC3);
EXPECT_EQ(A.data, B.data);
EXPECT_EQ(B.type(), CV_8SC3);
}
TEST(Core_Mat, reinterpret_Mat_8UC4_32FC1)
{
cv::Mat A(8, 16, CV_8UC4, cv::Scalar(1, 2, 3, 4));
cv::Mat B = A.reinterpret(CV_32FC1);
EXPECT_EQ(A.data, B.data);
EXPECT_EQ(B.type(), CV_32FC1);
}
TEST(Core_Mat, reinterpret_OutputArray_8UC3_8SC3) {
cv::Mat A(8, 16, CV_8UC3, cv::Scalar(1, 2, 3));
cv::OutputArray C(A);
cv::Mat B = C.reinterpret(CV_8SC3);
EXPECT_EQ(A.data, B.data);
EXPECT_EQ(B.type(), CV_8SC3);
}
TEST(Core_Mat, reinterpret_OutputArray_8UC4_32FC1) {
cv::Mat A(8, 16, CV_8UC4, cv::Scalar(1, 2, 3, 4));
cv::OutputArray C(A);
cv::Mat B = C.reinterpret(CV_32FC1);
EXPECT_EQ(A.data, B.data);
EXPECT_EQ(B.type(), CV_32FC1);
}
TEST(Core_Mat, push_back)
{
Mat a = (Mat_<float>(1,2) << 3.4884074f, 1.4159607f);