cvSobel           190 modules/imgproc/include/opencv2/imgproc/imgproc_c.h CVAPI(void) cvSobel( const CvArr* src, CvArr* dst,
cvSobel          1032 modules/imgproc/src/hough.cpp     cvSobel( img, dx, 1, 0, 3 );
cvSobel          1033 modules/imgproc/src/hough.cpp     cvSobel( img, dy, 0, 1, 3 );
cvSobel           539 modules/imgproc/test/test_filter.cpp     cvSobel( test_array[inplace ? OUTPUT : INPUT][0],