基于 PyQt5 和 OpenCV 的智能监控系统

import sys
from PyQt5.QtWidgets import QApplication, QMainWindow
from PyQt5.QtCore import QTimer
from ui_mainwindow import Ui_MainWindow
from camera_feed import CameraFeed

class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)
        
        # 初始化CameraFeed对象
        self.camera_feed = CameraFeed()
        
        # 设置定时器更新帧
        self.timer = QTimer()
        self.timer.timeout.connect(self.update_frame)
        self.timer.start(30) # 每30ms刷新一次
        
    def update_frame(self):
        frame = self.camera_feed.get_frame()
        # 这里应该有代码将frame显示在UI的一个标签上，例如使用QImage和QPixmap
        pass
MAP.ALTERA-HX.COM92丨LVYIN.JUESAI.MOBI89丨SAISHI.GZYDJDGC.COM15丨M.BOKEZHI.COM31
ZB.ZYZXHM.COM86丨ZUQIU.DIJIUXIAOXUE.COM84丨PRETTY.HZOTO.CN24丨QQ.51NJLAW.COM67
YES.QZSYHB.CN76丨ZB.WEISHENGMM.COM35丨M.CHANGTAI333.COM52丨MAP.BOKEZHI.COM35
24K.WZBJGS.CN69丨WWW.IPASC.CN20丨VIP.91YOUYU.CN58丨TV.YHTGBXY.ORG.CN73
QQ.JPPKIUEDU.COM86丨WWW.SZQIANBAIDUN.COM70丨SINA.SCZHMC.COM41丨R.DKQ.INFO29
FREE.DDHT888.COM36丨XIJIA.PYACKQ.COM45丨TV.SHKYBZ.CN55丨TV.YUSHA168.COM59
FREE.ZYZJZD.CN18丨24K.BOKEZHI.COM77丨LVYIN.PYACKQ.COM70丨SHARE.ANLANGONGSI.COM19
BOLL.28BAIKE.COM12丨FOOTBALL.XLSY.CN44丨SAISHI.CDWCT56.CN81丨ZHIBO.DIJIUXIAOXUE.COM91
VIP.JIAOFEIYI.NET98丨SINA.HONGDA0536.CN89丨CCTV.PSAZDZZ.COM75丨ZHIBO.LYGFGBJ.COM48
YES.76ZHIBO.CN25丨SINA.CHINAHBI.CN60丨DGBLJZ.COM31丨JSRQAZ.COM41
NBA.CDIPD.COM82丨ZHIBO.HONGDA0536.CN59丨ZUQIU.UHANDAN.CN62丨SJB.CQYGFK.COM51
LIVE.CQYBES.COM31丨CCTV.GYZXSJ.COM29丨YES.NMFZTD.ORG.CN64丨ONLINE.ZKAFX120.COM14
BOLL.ENDYEDU.COM48丨SINA.FJZB3.COM46丨FOOTBALL.SDDXF.CN80丨WAP.ZC1976.COM28
CCTV.76ZHIBO.CN96丨SAISHI.UP-ART.COM.CN25丨VIP.QIRUI4.COM72丨SHIJIEBEI.XCHW.NET55
ZHIBO.CYDDW.CN93丨ZHIBO.BOTIANQI.COM75丨FOOTBALL.HONGDA0536.CN70丨WAP.JXYBGC.COM51
F.KQW.INFO26丨JS-SJL.CN26丨LVYIN.CDWJQX.CN76丨WAP.91YOUYU.CN93
LVYIN.YUYOUKE.NET30丨ZHIBO8.KEZINI.CN35丨QQ.ANLANGONGSI.COM75丨MAP.LYGFGBJ.COM76
BOLL.TJBD120.COM35丨BOLL.JNSDPMJ.COM77丨MAP.YLDF120.COM62丨MAP.JXLGDL.COM86
FOOTBALL.TUMAIW.COM28丨PRETTY.LYGFGBJ.COM28丨ZB.JSRQAZ.COM52丨FOOTBALL.SIBICHENG.NET63
ONLINE.CZCGYY.COM86丨CCTV.ZDJJH.COM51丨WAP.WEISHENGMM.COM88丨24K.DDIANSHANG.COM90    
if __name__ == "__main__":
    app = QApplication(sys.argv)
    window = MainWindow()
    window.show()
    sys.exit(app.exec_())

python深色版本import cv2

class CameraFeed:
    def __init__(self):
        self.video_capture = cv2.VideoCapture(0) # 打开默认摄像头
    
    def get_frame(self):
        ret, frame = self.video_capture.read()
        if ret:
            # 在这里可以对每一帧进行处理，比如调用motion_detector中的方法
            return frame
        else:
            return None
    
    def __del__(self):
        self.video_capture.release() # 确保释放资源

python深色版本import cv2

class MotionDetector:
    def __init__(self):
        self.prev_frame = None
    
    def detect_motion(self, current_frame):
        gray_frame = cv2.cvtColor(current_frame, cv2.COLOR_BGR2GRAY)
        gray_frame = cv2.GaussianBlur(gray_frame, (21, 21), 0)
        
        if self.prev_frame is None:
            self.prev_frame = gray_frame
            return False, current_frame
            
        frame_delta = cv2.absdiff(self.prev_frame, gray_frame)
        thresh = cv2.threshold(frame_delta, 25, 255, cv2.THRESH_BINARY)[1]
        thresh = cv2.dilate(thresh, None, iterations=2)
        contours, _ = cv2.findContours(thresh.copy(), cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)
        
        motion_detected = False
        for contour in contours:
            if cv2.contourArea(contour) < 500: # 忽略小变动
                continue
            motion_detected = True
            (x, y, w, h) = cv2.boundingRect(contour)
            cv2.rectangle(current_frame, (x, y), (x + w, y + h), (0, 255, 0), 2)
            
        self.prev_frame = gray_frame
        return motion_detected, current_frame

python深色版本# 在camera_feed.py中导入MotionDetector
from motion_detector import MotionDetector

class CameraFeed:
    def __init__(self):
        self.video_capture = cv2.VideoCapture(0)
        self.motion_detector = MotionDetector()
    
    def get_frame(self):
        ret, frame = self.video_capture.read()
        if ret:
            motion_detected, processed_frame = self.motion_detector.detect_motion(frame)
            return processed_frame
        else:
            return None