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

This commit is contained in:
Alexander Alekhin
2020-04-24 18:32:18 +00:00
30 changed files with 1658 additions and 44 deletions
@@ -323,15 +323,8 @@ void createFeatures(const std::string &featureName, int numKeypoints, cv::Ptr<cv
}
else if (featureName == "SIFT")
{
#if defined (OPENCV_ENABLE_NONFREE) && defined (HAVE_OPENCV_XFEATURES2D)
detector = cv::xfeatures2d::SIFT::create();
descriptor = cv::xfeatures2d::SIFT::create();
#else
std::cout << "xfeatures2d module is not available or nonfree is not enabled." << std::endl;
std::cout << "Default to ORB." << std::endl;
detector = cv::ORB::create(numKeypoints);
descriptor = cv::ORB::create(numKeypoints);
#endif
detector = cv::SIFT::create();
descriptor = cv::SIFT::create();
}
else if (featureName == "SURF")
{