chungaoniao99的博客

import cv2#引入opencv库 vc = cv2.VideoCapture(0) # 读入视频文件if vc.isOpened(): # 判断是否正常打开rval, frame = vc.read()else:rval = Falsei = 0 #图片张数while rval:#进入循环rval, frame = vc.read()strfile = “D:\PyCharm Community Edition 2020.1.2\opencv1\” + str(i) + “.jpg”#保存路径cv2

import cv2 vc = cv2.VideoCapture(0) # 读入视频文件 c = 1 if vc.isOpened(): # 判断是否正常打开 rval, frame = vc.read() else: rval = False i = 0 # 控制张数 #timeF = 24 # 视频帧计数间隔频率,1min while rval: # 循环读取视频帧 rval, frame = vc.read() strfile = “D:\PyCharm Commu