getHoles         2011 modules/calib3d/src/calibinit.cpp             boxFinder.getHoles(centers);
getHoles         2030 modules/calib3d/src/calibinit.cpp       boxFinder.getHoles(centers);
getHoles          155 modules/calib3d/src/circlesgrid.hpp   void getHoles(std::vector<cv::Point2f> &holes) const;