/// <summary>
        /// 实时视频请求
        /// </summary>
        /// <param name="deviceId">设备编码</param>
        public void RealVideoReq()
        {
            //lock (_msgCore.RemoteTrans)
            //{
            //    if (!_msgCore.RemoteTrans.ContainsKey(_remoteEndPoint.ToString()))
            //    {
            //        OnSIPServiceChange(_deviceName + "-" + _deviceId + _remoteEndPoint.ToString(), SipServiceStatus.Wait);
            //        return;
            //    }
            //}

            if (!_initComplate)
            {
                OnSIPServiceChange(_deviceName + "-" + _deviceId + _remoteEndPoint.ToString(), SipServiceStatus.Wait);
                return;
            }

            _mediaPort = _msgCore.SetMediaPort();
            this.Stop();
            ByeVideoReq();
            SIPRequest realReq = RealVideoReq(_mediaPort);

            _msgCore.Transport.SendRequest(_remoteEndPoint, realReq);

            //_realTask = new TaskTiming(realReq, _msgCore.Transport);
            //_msgCore.SendRequestTimeout += _realTask.MessageSendRequestTimeout;
            //_realTask.OnCloseRTPChannel += Task_OnCloseRTPChannel;
            //_realTask.Start();
        }