[python-图像处理]python图片处理技巧[基本操作]

1:打开图片，新建空图片，粘贴图片，保存图片

import Image
blank=Image.new("RGB",(800,600))  //new a blank picture

img=Image.open("1.png")          //open a picture
blank.paste(img,(0,0))           //paste an opened picture to a blank picture
blank.paste(img,(800,0))
blank.save("result.png")         //save to a new picture