版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/jacke121/article/details/81977159
import datetime import cv2 import numpy as np img=cv2.imread(r"C:\Users\sbdya\Desktop\img\20180208_204710_537514.jpg") def add_timestr(img): time_str= (datetime.datetime.now()).strftime("%Y-%m-%d %H:%M:%S") color=(255,255,255) if np.mean( img[700:780,900:950])>128: color=(0,0,0) cv2.putText(img, time_str, (900, 700) ,cv2.FONT_HERSHEY_SIMPLEX ,0.8, color ,2) return img add_timestr(img) cv2.imshow("asdf",img) cv2.waitKeyEx()