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Added test and workaround for #1942

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This commit is contained in:
Andrey Kamaev 2012-05-16 15:11:17 +00:00
parent a877ecdcf0
commit 5f9e295adf
2 changed files with 20 additions and 1 deletions
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10
modules/core/src/matrix.cpp
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@ -2897,8 +2897,16 @@ cvKMeans2( const CvArr* _samples, int cluster_count, CvArr* _labels,
namespace cv
{
Mat Mat::reshape(int, int, const int*) const
Mat Mat::reshape(int _cn, int _newndims, const int* _newsz) const
{
if(_newndims == dims)
{
if(_newsz == 0)
return reshape(_cn);
if(_newndims == 2)
return reshape(_cn, _newsz[0]);
}
CV_Error(CV_StsNotImplemented, "");
// TBD
return Mat();

11
modules/core/test/test_mat.cpp
View File

@ -861,3 +861,14 @@ TEST(Core_IOArray, submat_create)
EXPECT_THROW( OutputArray_create1(A.row(0)), cv::Exception );
EXPECT_THROW( OutputArray_create2(A.row(0)), cv::Exception );
}
TEST(Core_Mat, reshape_1942)
{
cv::Mat A = (cv::Mat_<float>(2,3) << 3.4884074, 1.4159607, 0.78737736, 2.3456569, -0.88010466, 0.3009364);
int cn = 0;
ASSERT_NO_THROW(
cv::Mat_<float> M = A.reshape(3);
cn = M.channels();
);
ASSERT_EQ(1, cn);
}