SIPSorcery.SoftPhone.MediaManager.Close C# (CSharp) Метод

        public void Close()
        {
            try
            {
                logger.Debug("Media Manager closing.");

                _stop = true;

                if (_audioChannel != null)
                {
                    _audioChannel.SampleReady -= AudioChannelSampleReady;
                    _audioChannel.Close();
                }

                if (_rtpManager != null)
                {
                    _rtpManager.OnRemoteVideoSampleReady -= EncodedVideoSampleReceived;
                    _rtpManager.OnRemoteAudioSampleReady -= RemoteAudioSampleReceived;
                    _rtpManager.Close();
                }
            }
            catch (Exception excp)
            {
                logger.Error("Exception Media Manager Close. " + excp);
            }
        }

        /// <summary>
        /// Application closing, shutdown the SIP, Google Voice and STUN clients.
        /// </summary>
        private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
        {
            _mediaManager.Close();
            _sipClient.Shutdown();

            if (_stunClient != null)
            {
                _stunClient.Stop();
            }
        }