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increased singularity epsilon in LU decomposition. This solved singular case from http://code.opencv.org/issues/3305. Added the respective test.

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This commit is contained in:
Vadim Pisarevsky
2015-05-14 10:42:55 +03:00
parent 2e7e754032
commit feb5b6aa93
2 changed files with 18 additions and 4 deletions
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modules/imgproc/test/test_imgwarp.cpp
+14
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@@ -1654,4 +1654,18 @@ TEST(Imgproc_Warp, multichannel)
}
}
TEST(Imgproc_GetAffineTransform, singularity)
{
Point2f A_sample[3];
A_sample[0] = cv::Point2f(8, 9);
A_sample[1] = cv::Point2f(40, 41);
A_sample[2] = cv::Point2f(47, 48);
Point2f B_sample[3];
B_sample[0] = cv::Point2f(7.37465, 11.8295);
B_sample[1] = cv::Point2f(15.0113, 12.8994);
B_sample[2] = cv::Point2f(38.9943, 9.56297);
Mat trans = cv::getAffineTransform(A_sample, B_sample);
ASSERT_EQ(0.0, norm(trans, NORM_INF));
}
/* End of file. */