pillow

1.缩放图片

from PIL import Image
img = Image.open("E:\\image\\1.png")
w,h = img.size
newSize = (w//2,h//2)
newImg = img.resize(newSize)
newImg.save("E:\\image1\\1.png")
newImg.thumbnail((128,128))
newImg.save("E:\\image1\\2.png")
newImg.show()