使用Python实现MP4格式视频与图片相互转换

下面代码可以实现MP4格式视频与图片的相互转换，亲测可用！

  

   

    

     

    
    

     

      import cv2
     
    
   

    

     

    
    

     

      from cv2 import VideoWriter, VideoWriter_fourcc, imread, resize
     
    
   

    

     

    
    

     

      import os
     
    
   

    

     

    
    

     

      from PIL import Image
     
    
   

    

     

    
    

     
     
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      def Pic2Video():
     
    
   

    

     

    
    

     

          imgPath = "youimgPath"  # 读取图片路径
     
    
   

    

     

    
    

     

          videoPath = "youvideoPath"  # 保存视频路径
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          images = os.listdir(imgPath)
     
    
   

    

     

    
    

     

          fps = 25  # 每秒25帧数
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    # VideoWriter_fourcc为视频编解码器 ('I', '4', '2', '0') —>(.avi) 、('P', 'I', 'M', 'I')—>(.avi)、('X', 'V', 'I', 'D')—>(.avi)、('T', 'H', 'E', 'O')—>.ogv、('F', 'L', 'V', '1')—>.flv、('m', 'p', '4', 'v')—>.mp4
     
    
   

    

     

    
    

     

          fourcc = VideoWriter_fourcc(*"MJPG")
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          image = Image.open(imgPath + images[0])
     
    
   

    

     

    
    

     

          videoWriter = cv2.VideoWriter(videoPath, fourcc, fps, image.size)
     
    
   

    

     

    
    

     
    for im_name in range(len(images)):
     
    
   

    

     

    
    

     

              frame = cv2.imread(imgPath + images[im_name])  # 这里的路径只能是英文路径
     
    
   

    

     

    
    

     
        # frame = cv2.imdecode(np.fromfile((imgPath + images[im_name]), dtype=np.uint8), 1) # 此句话的路径可以为中文路径
     
    
   

    

     

    
    

     
        print(im_name)
     
    
   

    

     

    
    

     

              videoWriter.write(frame)
     
    
   

    

     

    
    

     
    print("图片转视频结束！")
     
    
   

    

     

    
    

     

          videoWriter.release()
     
    
   

    

     

    
    

     

          cv2.destroyAllWindows()
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      def Video2Pic():
     
    
   

    

     

    
    

     

          videoPath = "./res.mp4"  # 读取视频路径
     
    
   

    

     

    
    

     

          imgPath = "jpg/"  # 保存图片路径
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          cap = cv2.VideoCapture(videoPath)
     
    
   

    

     

    
    

     

          fps = cap.get(cv2.CAP_PROP_FPS)  # 获取帧率
     
    
   

    

     

    
    

     

          width = int(cap.get(cv2.CAP_PROP_FRAME_WIDTH))  # 获取宽度
     
    
   

    

     

    
    

     

          height = int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT))  # 获取高度
     
    
   

    

     

    
    

     

          suc = cap.isOpened()  # 是否成功打开
     
    
   

    

     

    
    

     

          frame_count = 0
     
    
   

    

     

    
    

     
    while suc:
     
    
   

    

     

    
    

     

              frame_count += 1
     
    
   

    

     

    
    

     

              suc, frame = cap.read()
     
    
   

    

     

    
    

     
        #cv2.imwrite(imgPath + str(frame_count).zfill(4), frame)
     
    
   

    

     

    
    

     

              cv2.imwrite(imgPath + "%d.jpg" %frame_count, frame)
     
    
   

    

     

    
    

     

              cv2.waitKey(1)
     
    
   

    

     

    
    

     

          cap.release()
     
    
   

    

     

    
    

     
    print("视频转图片结束！")
     
    
   

    

     

    
    

     
     
     
    
   

    

     

    
    

     
     
     
    
   

    

     

    
    

     

      if __name__ == '__main__':
     
    
   

    

     

    
    

     

          Video2Pic()
     
    
   

    

     

    
    

     
    #Pic2Video()
     
    
  
 

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

原文链接：blog.csdn.net/xiewenrui1996/article/details/108982504