# -*- coding: utf-8 -*- """ Created on Mon Feb 25 10:21:18 2019 @author: 车路历程 """ import cv2 from skimage import io import os # 视频所在文件夹的路径位置 videos_path = 'F:/workit/videos' # 从视频文件夹中获取各个视频的名字 videos_name = os.listdir(videos_path) # 视频帧图片的起始编号 a = 0 # 遍历所有的视频 for j, i in enumerate(videos_name): # 以下两行代码的作用是为每段视频帧创建一个文件夹 path = 'F:/workit/picture/picture_%s'%(j+1) os.makedirs(path) # 获取每个视频的路径 video_path = os.path.join(videos_path, i) # 如果遇见文件夹就跳过 if os.path.isdir(video_path): continue camera = cv2.VideoCapture(video_path) # 参数0表示第一个摄像头 # 判断视频是否打开 if (camera.isOpened()): print('Open') else: print('摄像头未打开') # 测试用,查看视频size size = (int(camera.get(cv2.CAP_PROP_FRAME_WIDTH)), int(camera.get(cv2.CAP_PROP_FRAME_HEIGHT))) print('size:'+repr(size)) while True: # 读取视频流 grabbed, frame_lwpCV = camera.read() # 当从视频中读取不到视频帧就退出 if frame_lwpCV is None: break # 保存图片 io.imsave("F:/workit/picture/picture_%s/%s.jpg"%(j+1, a), frame_lwpCV) a += 1 # 显示图片 cv2.imshow('contours', frame_lwpCV) key = cv2.waitKey(1) & 0xFF # 按'q'健退出循环 if key == ord('q'): break # When everything done, release the capture camera.release() cv2.destroyAllWindows()