Sobel function
Implementation
VARP Sobel(
VARP src,
int ddepth,
int dx,
int dy, {
int ksize = 3,
double scale = 1,
double delta = 0,
int borderType = BORDER_REFLECT,
}) {
final pOut = c.mnn_cv_Sobel(src.ptr, ddepth, dx, dy, ksize, scale, delta, borderType);
final rval = VARP.fromPointer(pOut);
return rval;
}