Functions | |
void | VDeriche2d (VImage src, VFloat alpha, VImage *gradr, VImage *gradc) |
void VDeriche2d | ( | VImage | src, | |
VFloat | alpha, | |||
VImage * | gradr, | |||
VImage * | gradc | |||
) |
src | input image (ubyte repn) | |
alpha | parameter controlling edge strength | |
*gradr | output gradient in row direction (float repn) | |
*gradc | output gradient in column direction (float repn) |