cvColorToScalar   123 modules/imgcodecs/test/test_drawing.cpp         circle( img, Point(500,300), 50, cvColorToScalar(255,CV_8UC3), 5, 8, 1 ); // draw
cvColorToScalar  1182 modules/imgproc/include/opencv2/imgproc/imgproc_c.h CVAPI(CvScalar)  cvColorToScalar( double packed_color, int arrtype );