Function cvRectangle

deps/opencv/modules/core/src/drawing.cpp:2600–2607

}

CV_IMPL void
cvRectangle( CvArr* _img, CvPoint pt1, CvPoint pt2,
             CvScalar color, int thickness,
             int line_type, int shift )
{
    cv::Mat img = cv::cvarrToMat(_img);
    cv::rectangle( img, pt1, pt2, color, thickness, line_type, shift );
}

CV_IMPL void
cvRectangleR( CvArr* _img, CvRect rec,