时间：2021-05-08 09:07:27 | 栏目：Python代码 | 点击：次
1）视频读取
import cv2
cap = cv2.VideoCapture('E:\\Video\\20000105_224116.dav') #地址
while(True):
ret,frame = cap.read()
if(ret):
# gray = cv2.cvtColor(frame,cv2.COLOR_BGR2GRAY)
cv2.imshow('input',frame)
else:
break
if cv2.waitKey(1)==27:
break
cap.release()
cv2.destroyAllWindows()
2）转化图片
# -*- coding: utf-8 -*-
"""
Created on Mon Nov 5 15:21:15 2018
@author: chenjin10
"""
import cv2
vc = cv2.VideoCapture('E:\\Video\\binggan.dav')
c=0
rval=vc.isOpened()
while rval:
c = c + 1
rval, frame = vc.read()
if rval:
cv2.imwrite('E:\\Video\\binggan\\'+'camera1_binggan'+str(c) + '.jpg', frame) #命名方式
print(c)
else:
break
vc.release()