python opencv rtsp

# coding: utf-8
# 打开摄像头并灰度化显示
import cv2 as cv 

camera_id = "rtsp://admin:1222@192.168.0.218:554/jingli/realmonitor?channel=1&subtype=0"


# 0表示摄像头的编号
capture = cv.VideoCapture(camera_id)

while(True):
    ret, frame = capture.read()
    
    frame = cv.resize(frame,(1280,720))
    #
    cv.imshow('frame', frame)
    if cv.waitKey(1) == ord('q'):
        break
#