cvArcLength       524 modules/imgproc/include/opencv2/imgproc/imgproc_c.h CVAPI(double)  cvArcLength( const void* curve,
cvArcLength       532 modules/imgproc/include/opencv2/imgproc/imgproc_c.h     return cvArcLength( contour, CV_WHOLE_SEQ, 1 );
cvArcLength      1081 modules/imgproc/test/test_convhull.cpp         result = cvArcLength( points, slice, points1 ? -1 : is_closed );
cvArcLength      1906 modules/imgproc/test/test_convhull.cpp         double len0 = cvArcLength(cslice, CV_WHOLE_SEQ, 1);
cvArcLength      1907 modules/imgproc/test/test_convhull.cpp         double len1 = cvArcLength(contour, slice, 1);