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

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Alexander Alekhin
2020-09-01 20:59:00 +00:00
parent 60354e3901 f9fbd29c14
commit 0428dce27d
19 changed files with 1151 additions and 1466 deletions
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samples/cpp/tutorial_code/ImgProc/anisotropic_image_segmentation/anisotropic_image_segmentation.cpp
+6 -4
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@@ -81,8 +81,8 @@ void calcGST(const Mat& inputImg, Mat& imgCoherencyOut, Mat& imgOrientationOut,
// GST components calculation (stop)
// eigenvalue calculation (start)
// lambda1 = J11 + J22 + sqrt((J11-J22)^2 + 4*J12^2)
// lambda2 = J11 + J22 - sqrt((J11-J22)^2 + 4*J12^2)
// lambda1 = 0.5*(J11 + J22 + sqrt((J11-J22)^2 + 4*J12^2))
// lambda2 = 0.5*(J11 + J22 - sqrt((J11-J22)^2 + 4*J12^2))
Mat tmp1, tmp2, tmp3, tmp4;
tmp1 = J11 + J22;
tmp2 = J11 - J22;
@@ -91,8 +91,10 @@ void calcGST(const Mat& inputImg, Mat& imgCoherencyOut, Mat& imgOrientationOut,
sqrt(tmp2 + 4.0 * tmp3, tmp4);
Mat lambda1, lambda2;
lambda1 = tmp1 + tmp4; // biggest eigenvalue
lambda2 = tmp1 - tmp4; // smallest eigenvalue
lambda1 = tmp1 + tmp4;
lambda1 = 0.5*lambda1; // biggest eigenvalue
lambda2 = tmp1 - tmp4;
lambda2 = 0.5*lambda2; // smallest eigenvalue
// eigenvalue calculation (stop)
// Coherency calculation (start)