cvInsertNodeIntoTree 1910 modules/core/include/opencv2/core/core_c.h CVAPI(void) cvInsertNodeIntoTree( void* node, void* parent, void* frame );
cvInsertNodeIntoTree  467 modules/imgproc/src/contours.cpp             cvInsertNodeIntoTree( l_cinfo->contour, l_cinfo->parent->contour,