mask_divider.m

Some image filtering functions in matlab. Includes: Laplace Sharpening, UnsharpMask, Median filter

% additional mask divider to make average from mask = 1

function [mask_out] = mask_divider (mask_in)

div = sum(sum(mask_in));               % mask divider
mask_out = mask_in / div;              % make avg(mask) = 1