imProcessGrayMorphErode

Gray morphology convolution with a kernel full of "0"s and use minimum value. * * \verbatim im.ProcessGrayMorphErode(src_image: imImage, dst_image: imImage, kernel_size: number) -> counter: boolean [in Lua 5] \endverbatim * \verbatim im.ProcessGrayMorphErodeNew(image: imImage, kernel_size: number) -> counter: boolean, new_image: imImage [in Lua 5] \endverbatim * \ingroup morphgray