灰度、二值图像腐蚀膨胀

森之张卫东

matlab练习程序（灰度、二值图像腐蚀膨胀）

cl;

img_gray=imread('fupeng.jpg');   %注意图片位置！！！

img_erzhi=imread('erzhi_fupeng.jpg');

imshow(img_gray)

figure,imshow(img_erzhi)

[m n]=size(img_gray);

img_gray_fu=zeros(m,n);

img_gray_peng=zeros(m,n);

img_erzhi_fu=zeros(m,n);

img_erzhi_peng=zeros(m,n);

for i=2:m-1

for j=2:n-1

img_gray_fu(i,j)=min(min(img_gray(i-1:i+1,j-1:j+1)));

img_gray_peng(i,j)=max(max(img_gray(i-1:i+1,j-1:j+1)));

end

end

figure,imshow(uint8(img_gray_fu));

figure,imshow(uint8(img_gray_peng));

for i=2:m-1

for j=2:n-1

img_erzhi_fu(i,j)=min(min(img_erzhi(i-1:i+1,j-1:j+1)));

img_erzhi_peng(i,j)=max(max(img_erzhi(i-1:i+1,j-1:j+1)));

end

end

figure,imshow(uint8(img_erzhi_fu));

figure,imshow(uint8(img_erzhi_peng));

CP3_MJ

这个帖子啥意思？