To invoke mobile camera through IP

What is open CV
what is IP?

import cv2 
import numpy as np

cap=cv2.VideoCapture("https://192.168.1.180:8080/video")



while True:
ret,frame=cap.read()
if frame is not None:
cv2.imshow('frame',frame)
q=cv2.waitKey(1)

if q==ord("q"):
break
cv2.destroyAllWindows()