compareSegments  1019 modules/imgproc/include/opencv2/imgproc.hpp     CV_WRAP virtual int compareSegments(const Size& size, InputArray lines1, InputArray lines2, InputOutputArray _image = noArray()) = 0;
compareSegments   229 modules/imgproc/src/lsd.cpp     int compareSegments(const Size& size, InputArray lines1, InputArray lines2, InputOutputArray _image = noArray());