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core: norm with mask 16UC3 regression test

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This commit is contained in:
Alexander Alekhin 2018-04-25 19:32:53 +03:00
parent 331af82e6d
commit dfa04a11bb
1 changed files with 18 additions and 0 deletions
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18
modules/core/test/test_arithm.cpp
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@ -2084,4 +2084,22 @@ TEST(Core_Set, regression_11044)
EXPECT_EQ(std::numeric_limits<double>::infinity(), testDouble.at<double>(0, 0)); EXPECT_EQ(std::numeric_limits<double>::infinity(), testDouble.at<double>(0, 0));
} }
TEST(Core_Norm, IPP_regression_NORM_L1_16UC3_small)
{
int cn = 3;
Size sz(9, 4); // width < 16
Mat a(sz, CV_MAKE_TYPE(CV_16U, cn), Scalar::all(1));
Mat b(sz, CV_MAKE_TYPE(CV_16U, cn), Scalar::all(2));
uchar mask_[9*4] = {
255, 255, 255, 0, 255, 255, 0, 255, 0,
0, 255, 0, 0, 255, 255, 255, 255, 0,
0, 0, 0, 255, 0, 255, 0, 255, 255,
0, 0, 255, 0, 255, 255, 255, 0, 255
};
Mat mask(sz, CV_8UC1, mask_);
EXPECT_EQ((double)9*4*cn, cv::norm(a, b, NORM_L1)); // without mask, IPP works well
EXPECT_EQ((double)20*cn, cv::norm(a, b, NORM_L1, mask));
}
}} // namespace }} // namespace