untitled8.m

将一幅图像转化为二值图像

clear all
IY=imread('cameraman.bmp');
I=im2bw(IY,0.35);
[zipped,info]=Xingchengbianma(I);
unzipped=Xingchengjiema(zipped,info);
imshow(IY)
title('原始灰度图像');
figure,imshow(I)
title('二值图像');
figure,imshow(unzipped)
title('解码图像');
unzipped=uint8(unzipped);
erms=jfwucha(I(:),unzipped(:))
cr=info.ratio
whos IY I unzipped zipped