cvEllipse2Poly    295 modules/imgcodecs/test/test_drawing.cpp     actualSize = cvEllipse2Poly( cvPoint(430,180), cvSize(100,150), 30, 0, 150, &polyline[0], 20 );
cvEllipse2Poly    307 modules/imgcodecs/test/test_drawing.cpp     actualSize = cvEllipse2Poly( cvPoint(500,300), cvSize(50,80), 0, 0, 180, &polyline[0], 10 );
cvEllipse2Poly   1192 modules/imgproc/include/opencv2/imgproc/imgproc_c.h CVAPI(int) cvEllipse2Poly( CvPoint center, CvSize axes,