Python学习（4）证件照底色变换

#!/usr/bin/env python

# -*- coding:utf-8 -*-

import cv2

import numpy as np

file=r"src.jpg"

# step1:读取照片

img = cv2.imread(file)

# step1.2:缩放图片()

img = cv2.resize(img, None, fx=1.0, fy=1.0)

rows, cols, channels = img.shape