clear;
mov=VideoReader（‘1.avi‘）;?
imgRgb?=?read（mov1）;

imgRgb1?=?im2double（imgRgb）;
??R1?=?imgRgb1（::1）;???????
??G1?=?imgRgb1（::2）;
??B1?=?imgRgb1（::3）;
??q?=?1;
for?t=2:?20?:mov.NumberOfframes
????
???????imgRgb?=?read（movt）;
???????subplot（221）;
???????imshow（imgRgb）;
???????drawnow;
???????imgRgb1?=?im2double（imgRgb）;
???????R?=?imgRgb1（::1）;???????
???????G?=?imgRgb1（::2）;
???????B?=?imgRgb1（::3）;
???????%Rx?=?R;
???????%Gx?=?G;
???????%Bx?=?B;
????
???????R1?=?R?+?R1;
???????G1?=?G?+?G1;
???????B1?=?B?+?B1;
???????q?=?q+1;
???????R2?=?R1*1/q;
???????G2?=?G1*1/q;
???????B2?=?B1*1/q;

???????
???????
??????%?Rc?=abs（?Rx?-?R2）;
??????%?Gc?=abs（?Gx?-?G2）;
??????%?Bc?=abs（?Bx?-?B2）;
???????
???????
??????%?cha?=??cat（3RcGcBc）;
??????%?bw=im2bw（cha0.01）;?
??????%?subplot（223）;
??????%?title（‘幀間與背景差‘）;
??????%?imshow（background[]）;
??????%?drawnow;
end
background?=?cat（3R2G2B2）;
???????subplot（222）;
???????title（‘背景‘）;
???????imshow（background[]）;
???????imwrite（background‘D:\機(jī)器魚\視頻處理增強(qiáng)\result.jpg‘‘jpg‘）;

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????36207600??2013-12-24?16:18??圖像處理\1.avi
?????文件????????1111??2013-12-24?17:30??圖像處理\new.m
?????文件????????7242??2013-12-24?17:31??圖像處理\result.jpg
?????文件????????2519??2013-12-31?18:00??圖像處理\zhenjiancha.m
?????目錄???????????0??2014-01-05?09:34??圖像處理\