python3保存mp4 avi转mp4

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openh264-1.8.0-win64.dll

      # !/usr/bin/env python
      # -*-coding:utf-8-*-
      import datetime
      import time
      import cv2
      import os
      cam = cv2.VideoCapture(0)
      time_now =time.time()
      # fourcc = cv2.VideoWriter_fourcc(*'avc1')
      os.makedirs('capture', exist_ok=True)
      fourcc = cv2.VideoWriter_fourcc('m', 'p', '4', 'v')
      video_out = None
      while True:
       ret, frame = cam.read()
      if video_out:
       video_out.write(frame)
       cv2.imshow("asdf", frame)
       cv2.waitKey(1)
      if video_out is None or time.time() - time_now > 10:
      if video_out:
       print("save", video_path)
       video_out.release()
       video_out = None
       timestr = datetime.datetime.now().strftime('%Y%m%d_%H%M%S')
       video_path = 'capture/' +timestr + '.mp4'
       video_out = cv2.VideoWriter(video_path, fourcc, 30.0, (640, 480))
       time_now = time.time()
  

 

文章来源: blog.csdn.net，作者：网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/80195310