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core(test): extra tests/fixes for merge/split (#12171)

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* core(test): merge hang test

* core(merge/split): fix intrin optimization
This commit is contained in:
Alexander Alekhin
2018-08-07 18:11:05 +03:00
committed by Vadim Pisarevsky
parent 39f5e57321
commit 7453a6938a
3 changed files with 61 additions and 3 deletions
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modules/core/test/test_mat.cpp
+58
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@@ -1824,4 +1824,62 @@ BIGDATA_TEST(Mat, push_back_regression_4158) // memory usage: ~10.6 Gb
}
}
TEST(Core_Merge, hang_12171)
{
Mat src1(4, 24, CV_8UC1, Scalar::all(1));
Mat src2(4, 24, CV_8UC1, Scalar::all(2));
Rect src_roi(0, 0, 23, 4);
Mat src_channels[2] = { src1(src_roi), src2(src_roi) };
Mat dst(4, 24, CV_8UC2, Scalar::all(5));
Rect dst_roi(1, 0, 23, 4);
cv::merge(src_channels, 2, dst(dst_roi));
EXPECT_EQ(5, dst.ptr<uchar>()[0]);
EXPECT_EQ(5, dst.ptr<uchar>()[1]);
EXPECT_EQ(1, dst.ptr<uchar>()[2]);
EXPECT_EQ(2, dst.ptr<uchar>()[3]);
EXPECT_EQ(5, dst.ptr<uchar>(1)[0]);
EXPECT_EQ(5, dst.ptr<uchar>(1)[1]);
EXPECT_EQ(1, dst.ptr<uchar>(1)[2]);
EXPECT_EQ(2, dst.ptr<uchar>(1)[3]);
}
TEST(Core_Split, hang_12171)
{
Mat src(4, 24, CV_8UC2, Scalar(1,2,3,4));
Rect src_roi(0, 0, 23, 4);
Mat dst1(4, 24, CV_8UC1, Scalar::all(5));
Mat dst2(4, 24, CV_8UC1, Scalar::all(10));
Rect dst_roi(0, 0, 23, 4);
Mat dst[2] = { dst1(dst_roi), dst2(dst_roi) };
cv::split(src(src_roi), dst);
EXPECT_EQ(1, dst1.ptr<uchar>()[0]);
EXPECT_EQ(1, dst1.ptr<uchar>()[1]);
EXPECT_EQ(2, dst2.ptr<uchar>()[0]);
EXPECT_EQ(2, dst2.ptr<uchar>()[1]);
EXPECT_EQ(1, dst1.ptr<uchar>(1)[0]);
EXPECT_EQ(1, dst1.ptr<uchar>(1)[1]);
EXPECT_EQ(2, dst2.ptr<uchar>(1)[0]);
EXPECT_EQ(2, dst2.ptr<uchar>(1)[1]);
}
TEST(Core_Split, crash_12171)
{
Mat src(4, 40, CV_8UC2, Scalar(1,2,3,4));
Rect src_roi(0, 0, 39, 4);
Mat dst1(4, 40, CV_8UC1, Scalar::all(5));
Mat dst2(4, 40, CV_8UC1, Scalar::all(10));
Rect dst_roi(0, 0, 39, 4);
Mat dst[2] = { dst1(dst_roi), dst2(dst_roi) };
cv::split(src(src_roi), dst);
EXPECT_EQ(1, dst1.ptr<uchar>()[0]);
EXPECT_EQ(1, dst1.ptr<uchar>()[1]);
EXPECT_EQ(2, dst2.ptr<uchar>()[0]);
EXPECT_EQ(2, dst2.ptr<uchar>()[1]);
EXPECT_EQ(1, dst1.ptr<uchar>(1)[0]);
EXPECT_EQ(1, dst1.ptr<uchar>(1)[1]);
EXPECT_EQ(2, dst2.ptr<uchar>(1)[0]);
EXPECT_EQ(2, dst2.ptr<uchar>(1)[1]);
}
}} // namespace