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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
2020-03-24 11:12:11 +00:00
parent 4d3d6230c5 a28a520c7f
commit ef395c3866
54 changed files with 509 additions and 274 deletions
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modules/calib3d/src/dls.cpp
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@@ -653,6 +653,7 @@ bool dls::is_empty(const cv::Mat * M)
bool dls::positive_eigenvalues(const cv::Mat * eigenvalues)
{
CV_Assert(eigenvalues && !eigenvalues->empty());
cv::MatConstIterator_<double> it = eigenvalues->begin<double>();
return *(it) > 0 && *(it+1) > 0 && *(it+2) > 0;
}