python裁剪图片

from PIL import Image
import sys


def cut_image(image):
	width, height = image.size
	item_width = int(width/4)
	box_list = []
	count = 0
	for j in range(0,4):
		for i in range(0,4):
			count += 1
			box = (i*item_width, j*item_width, (i+1)*item_width, (j+1)*item_width)
			box_list.append(box)
	print(count)
	image_list = [image.crop(box) for box in box_list]
	return image_list
 
def save_images(image_list):
	index = 1
	for image in image_list:
		image.save(r'G:\data4\wangpeng\code1\testresult\crop' + str(index) + '.jpg')
		index += 1


if __name__ == '__main__':
	file_path = "001.jpg"
	#打开图像
	image = Image.open(r'G:\data4\wangpeng\code1\test.jpg')
	#将图像转为正方形，不够的地方补充为白色底色
	#image=fill_image(image)
	#分为图像
	image_list = cut_image(image)
	#保存图像
	save_images(image_list)