%半影調?Bayer表抖動
clear;
clc;
Bayer?=?uint8（[?032?840?2341042;
???????????????4816562450185826;
???????????????1244?4361446?638;
???????????????6028522062305422;
????????????????3351143?133?941;
???????????????5119592749175725;
???????????????1547?7391345?537;
???????????????6331552361295321]）;
rgb_src?=?imread（‘e:\MatLab\lena.bmp‘?‘bmp‘）;%F:\圖片\美女壁紙\景甜\matJingTian.bmp
gray_src?=?rgb2gray（rgb_src）;???????%得出圖像的灰度圖矩陣
[heightwidth]?=?size（gray_src）;
gray_dst?=?zeros（height?width）;????%定義輸出矩陣
figure;
imshow（gray_src）;
imwrite（gray_src?‘gray.bmp‘‘bmp‘）;
%if?（g[y][x]>>2）?>?bayer[y&7][x&7]?then?打一白點?else?打一黑點
gray_src?=?uint8（double（gray_src）/4）;
for?y=1:1:height
????for?x=1:1:width
????????if?gray_src（yx）?>?Bayer（?mod（y-18）+1?mod（x-18）+1?）?%matlab下標起始為1
????????????gray_dst（yx）?=?255;
????????else
????????????gray_dst（yx）?=?0;
????????end
????end
end
gray_dst?=?uint8（gray_dst）;
figure;
imshow（gray_dst）;
imwrite（gray_dst?‘Bayer.bmp‘‘bmp‘）;

?屬性????????????大小?????日期????時間???名稱
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?????文件?????396125??2008-10-28?21:39??圖像的半影調和抖動技術.pdf

?????文件????1324964??2008-09-13?17:11??JingTian.bmp

?????文件?????786486??2008-09-11?21:20??lena.bmp

?????文件??????27883??2008-10-28?21:35??dither.c

?????文件???????1057??2008-10-28?21:42??BayerDither.m

?????文件???????2322??2008-10-28?21:43??FloydSteinberg.m

?????文件?????????77??2008-10-28?21:38??執行.bat

?????文件???????3545??2008-10-28?21:47??MatLab基本命令.txt

?????文件??????49152??2008-10-28?21:35??dither.exe

-----------?---------??----------?-----??----

??????????????2591611????????????????????9