?? imgmedianfilter.m
字號:
% Median Filter function
% usage:
% [output_img] = imgMedianFilter ([input_img], mask_size)
% mask_size - size of matrix that goes through image finding average
function [img_out] = imgMedianFilter (img_in, mask_size)
i_max = size(img_in,1); % X-size of input image
j_max = size(img_in,2); % Y-size of input image
border = mask_size - 2;
center = round(mask_size^2/2);
img_in = imgResize(img_in,border);
for i=1:1:i_max
for j=1:1:j_max
A = img_in(i:i+mask_size-1,j:j+mask_size-1);
B = A(:);
C = sort(B);
img_out(i,j) = C(center);
end
end
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