import cv2
url = "rtsp://192.168.144.108:8000/165506"
cap = cv2.VideoCapture(url, cv2.CAP_FFMPEG)
cap.set(cv2.CAP_PROP_FFMPEG_PARAM,'-strict -2')
ret, frame = cap.read()
while ret:
    ret, frame = cap.read()
    cv2.imshow("frame",frame)
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break
cv2.destroyAllWindows()
cap.release()