SurfFeaturesFinder 104 modules/stitching/include/opencv2/stitching/detail/matchers.hpp class CV_EXPORTS SurfFeaturesFinder : public FeaturesFinder SurfFeaturesFinder 319 modules/stitching/src/matchers.cpp SurfFeaturesFinder::SurfFeaturesFinder(double hess_thresh, int num_octaves, int num_layers,