how to read video in opencv python
import numpy as np
import cv2
cap = cv2.VideoCapture('videos/wa.avi')
while(cap.isOpened()):
ret, frame = cap.read()
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
cv2.imshow('frame',gray)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cap.release()
cv2.destroyAllWindows()access webcam using opencv
import cv2
cap = cv2.VideoCapture(0)
while True:
ret, frame = cap.read()
cv2.imshow('webcam feed' , frame)
if cv2.waitKey(1) & 0xFF == ord(' '):
break
cap.release()
cv2.destroyAllWindows()
#by using the spacebar you will be able to finish the process of video capturing
#in opencv and the window will closeCopyright © 2021 Codeinu
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