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Merge remote-tracking branch 'upstream/3.4' into merge-3.4

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This commit is contained in:
Alexander Alekhin
2019-12-19 14:01:24 +03:00
parent b8e0898c7c 9564aa1fdb
commit 4c86fc13cb
16 changed files with 559 additions and 77 deletions
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modules/imgproc/test/test_imgwarp.cpp
+13
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@@ -1400,6 +1400,19 @@ TEST(Resize, Area_half)
}
}
TEST(Resize, lanczos4_regression_16192)
{
Size src_size(11, 17);
Size dst_size(11, 153);
Mat src(src_size, CV_8UC3, Scalar::all(128));
Mat dst(dst_size, CV_8UC3, Scalar::all(255));
cv::resize(src, dst, dst_size, 0, 0, INTER_LANCZOS4);
Mat expected(dst_size, CV_8UC3, Scalar::all(128));
EXPECT_EQ(cvtest::norm(dst, expected, NORM_INF), 0) << dst(Rect(0,0,8,8));
}
TEST(Imgproc_Warp, multichannel)
{
static const int inter_types[] = {INTER_NEAREST, INTER_AREA, INTER_CUBIC,