error_diffusion Function

public pure function error_diffusion(img, maximum) result(rst)

Apply error diffusion

Arguments

Type	Intent	Optional	Attributes		Name
integer,	intent(in)			::	img(:,:,:)	Image array that has pixel values.
integer,	intent(in)			::	maximum	Max value of pixels.

Return Value integer, allocatable, (:,:,:)

Image array that applied error diffusion.