function?[IMG]?=?cameo（img）
????[height?width?channel]?=?size（img）;
????gray?=?rgb2gray（img）;
????IMG?=?uint8（zeros（height?width））;
????for?i?=?1:height
????????for?j?=?1:width
????????????if?（i?<=?2?||?j?<=?2?||?i?+?2?>=?height?||?j?+?2?>=?width）
????????????????IMG（i?j）?=?128;
????????????else
????????????????IMG（i?j）?=?uint8（gray（i-2?j-2）?-?gray（i+2?j+2）?+?128）;
????????????end
????????end
????end
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-08-28?05:44??code\
?????文件?????1273902??2019-04-05?14:52??code\building.PNG
?????文件?????????431??2019-04-05?17:33??code\cameo.m
?????文件?????????498??2019-04-05?17:23??code\reflect.m
?????文件?????????815??2019-04-05?19:41??code\sketch.m
?????文件?????????491??2019-04-05?16:51??code\stylize.m
?????文件??????389859??2018-09-21?14:44??code\yuanming.jpg
?????目錄???????????0??2019-08-28?05:44??demo\
?????文件?????1273902??2019-04-05?14:52??demo\building.PNG
?????文件?????1004410??2019-04-05?16:51??demo\cameo_img.png
?????文件?????2048948??2019-04-05?16:51??demo\reflect_img.png
?????文件?????1282616??2019-04-05?16:51??demo\sketch_img.png
?????文件??????389859??2018-09-21?14:44??demo\yuanming.jpg