毕业设计：PyQt5的摄像头监控系统 完整代码可直接运行

import sys
import cv2
from PyQt5.Qt import *
from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtCore import *
from Camera import SmallScreen, BigScreen
class ListenWorkThread1(QThread):
    def __init__(self, parent=None):
        super(ListenWorkThread1, self).__init__()
        self.parent = parent
        self.working = True
    def __del__(self):
        self.working = False
    def run(self):
        self.cap = cv2.VideoCapture('rtsp://admin:123456@192.168.50.12:8554/live')
        while self.cap.isOpened():
            ret, frame = self.ca