opencv_video_capture.py

import numpy as np
import cv2


video_path = "./vid.mp4"

cap = cv2.VideoCapture(video_path)

if not cap.isOpened():
    print("error opening video stream")

while (cap.isOpened()):
    ret, frame = cap.read()
    if ret:
        cv2.imshow('frame', frame)
        if cv2.waitKey(30) & 0xFF == ord('q'):
            break
    else:
        break

cv2.destroyAllWindows()
cap.release()