Python3 比较两个图片是否类似或相同

　　Python代码

1#coding:utf8
2import os
3from PIL import Image,ImageDraw,ImageFile
4import numpy
5import pytesseract
6import cv2
7import imagehash
8import collections
9
10def compare_image_with_hash(self,image_file1="D:\work\python36_crawl\Veriycode\mode_5246_1.png",
11                                image_file2="D:\work\python36_crawl\Veriycode\mode_5246_2.png", max_dif=0):
12        """
13        max_dif: 允许最大hash差值, 越小越精确,最小为0
14        推荐使用
15        """
16        ImageFile.LOAD_TRUNCATED_IMAGES = True
17        hash_1 = None
18        hash_2 = None
19        with open(image_file1, 'rb') as fp:
20            hash_1 = imagehash.average_hash(Image.open(fp))
21            print(hash_1)
22        with open(image_file2, 'rb') as fp:
23            hash_2 = imagehash.average_hash(Image.open(fp))
24            print(hash_2)
25        dif = hash_1 - hash_2
26        print(dif)
27        if dif < 0:
28            dif = -dif
29        if dif <= max_dif:
30            return True
31        else:
32            return False