步骤： １．用OpenCV读取视频流； ２．用cv2.show()把读取的帧显示出来即可。 看代码： #coding:utf-8 import os import cv2 def video_reader(video_path): video = cv2.VideoCapture(video_path) succ, frame = video.read() height, width, _ = frame.shape fourcc = cv2.VideoWrit