clear;
close all;
[image_00,map] = imread('G:\课题\datas_matlab\figures_matlab\newtest\333.bmp');
image_0 = rgb2gray(image_00);
image_1 = log(double(image_0)+1);
image_2 = fft2(image_1);
n=3;
D0 = 0.05*pi;
rh = 0.9;
rl = 0.3;
[row,col] = size(image_2);
for k=1:1:row
for l=1:1:col
D1(k,l) = sqrt((k^2+l^2));
H(k,l) = rl+(rh/(1+(D0/D1(k,l)^(2*n))));
end
end
image_3 = (image_2.*H);
image_4 = ifft2(image_3);
image_5 = (exp(image_4)-1);
subplot(121);
imshow(image_0,map);
title('原始图像');
subplot(122);
imshow(real(image_5),map);
title('同态滤波');
