gray_closing — Perform a gray value closing on an image.
gray_closing applies a gray value closing to the input image Image with the structuring element SE. The image type of the structuring element SE must match the image type of the input image Image. The gray value closing of an image i with a structuring element s is defined as
The gray value closing is particularly fast for flat structuring elements, i.e., structuring elements with a constant gray level within their domain.
gray_closing returns 2 (H_MSG_TRUE) if the structuring element is not the empty region. Otherwise, an exception is raised.
read_gray_se, gen_disc_se, read_image
dual_rank, gray_closing_rect, gray_closing_shape
closing, gray_dilation, gray_erosion