tuxys4.m

包括MATLAB7.0实用指南（下）中所有例子的源代码

rgb=imread('onion.png');
imshow(rgb);
[x_no_dither,map]=rgb2ind(rgb,8,'nodither');
[xdither,map]=rgb2ind(rgb,8,'dither');
figure,imshow(x_no_dither,map);
figure,imshow(xdither,map);