1import numpy as np
2import cv2
3
4cap = cv2.VideoCapture('vtest.avi')
5
6while(cap.isOpened()):
7 ret, frame = cap.read()
8
9 gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
10
11 cv2.imshow('frame',gray)
12 if cv2.waitKey(1) & 0xFF == ord('q'):
13 break
14
15cap.release()
16cv2.destroyAllWindows()
17