当sn相同ip不相同，强制下线以前ip，按理来说修改ip，以前应该句柄抓图会失败

CameraHandle.cpp

@@ -910,6 +910,9 @@ void CameraHandle::updateImage(const cv::Mat & frame,qint64 currentTime){
 void CameraHandle::findIp(QString &ip){
     ip=QString::fromStdString(loginParam->sDevId);
 }
+void CameraHandle::findPort(int &port){
+    port=loginParam->nDevPort;
+}
 
 void CameraHandle::findFirmwareVersion(QString &firmwareVersion){
     char szOutBuffer[1024] = { 0 };

CameraHandle.h

@@ -124,6 +124,9 @@ public:
     
     //获取ip
     void findIp(QString &ip);
+
+    void findPort(int &port);
+
     
     void sdkDownloadFileByTime(XSDK_HANDLE hDevice,int id,
                                QString startTimer,QString endTime);

mainwindow.cpp

@@ -531,7 +531,7 @@ void MainWindow::startCamera(const QString &httpurl){
     HttpService httpService(httpurl);
     vides_data::response *re= httpService.httpFindCameras(serialNumber,devices);
     if(re->code==0 || re->code==20004){
-        
+        //本次搜索到设备列表
         std::map<QString,vides_data::localDeviceStatus*> localDevices;
         mediaFaceImage->SdkSearchDevicesSyn(localDevices);
         if(localDevices.size()<=0){
@@ -574,18 +574,30 @@ void MainWindow::startCamera(const QString &httpurl){
                 instace.deleteObj(devRes);
                 //未连接的CameraHandle
                 if(faceDetectionParkingPushs.count(key)<=0){
-                    vides_data::cameraParameters parameter;
-                    parameter.sDevId=ipAddress;
-                    parameter.nDevPort=localDevice->TCPPort;
-                    parameter.sUserName=devConfig.camera.username;
-                    parameter.sPassword=devConfig.camera.password;
-                    parameter.channel=localDevice->ChannelNum;
-                    parameter.httpUrl=nonConstHttpUrl;
-                    parameter.sSn=device.sSn;
-                    parameter.mac=localDevice->mac;
-                    //parameter.rtspUrl="rtsp://192.168.10.131:554/user=admin&password=&channel=1&stream=1.sdp?";
-                    //parameter.rtspUrl=std::move(QString("rtsp://admin:@%1/stream1").arg(ipAddress));
-                    this->initCameras(parameter,devConfig,device.areas,reStatus.camera_info_list);
+                    //ip变了 sn一样
+                    auto old=findHandle(device.sSn);
+                    if(old!=nullptr){
+                        QString ipAddress;
+                        int port;
+                        old->findIp(ipAddress);
+                        old->findPort(port);
+                        qInfo()<<QString("SN(%1): 清理掉变动的老ip:%2,port:%3").arg(device.sSn)
+                                 .arg(ipAddress).arg(port);
+                        clearOfflineCameraHandle(ipAddress,port);
+                    }else{
+                        vides_data::cameraParameters parameter;
+                        parameter.sDevId=ipAddress;
+                        parameter.nDevPort=localDevice->TCPPort;
+                        parameter.sUserName=devConfig.camera.username;
+                        parameter.sPassword=devConfig.camera.password;
+                        parameter.channel=localDevice->ChannelNum;
+                        parameter.httpUrl=nonConstHttpUrl;
+                        parameter.sSn=device.sSn;
+                        parameter.mac=localDevice->mac;
+                        //parameter.rtspUrl="rtsp://192.168.10.131:554/user=admin&password=&channel=1&stream=1.sdp?";
+                        //parameter.rtspUrl=std::move(QString("rtsp://admin:@%1/stream1").arg(ipAddress));
+                        this->initCameras(parameter,devConfig,device.areas,reStatus.camera_info_list);
+                    }
                 }
                 else {
                     auto it = this->faceDetectionParkingPushs.find(key);
@@ -598,8 +610,6 @@ void MainWindow::startCamera(const QString &httpurl){
                         camera_info.mac=localDevice->mac;
                         reStatus.camera_info_list.push_front(camera_info);
 
-                        qInfo()<<"推送mac地址"<<localDevice->mac;;
-
                         HttpService http_gb28181(httpurl);
                         vides_data::response *res=http_gb28181.httpFindGb28181Config(camera_info.sSn);
                         if(res->code!=0){
@@ -659,6 +669,9 @@ bool MainWindow::isDeviceInList(const QString& deviceId, const std::list<vides_d
     });
     return it != devices.end(); // 如果迭代器不是end，说明找到了匹配项
 }
+
+
+
 //从localDevices中过滤出不在devices列表中的设备
 void MainWindow::deleteCloudNotCamer(const std::map<QString, vides_data::localDeviceStatus*>& localDevices,
                                      const std::list<vides_data::responseDeviceStatus>& devices) {