SIPSorcery.SoftPhone.MediaManager.EndCall C# (CSharp) Method

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

            _rtpManager.OnRemoteVideoSampleReady -= EncodedVideoSampleReceived;
            _rtpManager.OnRemoteAudioSampleReady -= RemoteAudioSampleReceived;
            _rtpManager.Close();
        }

        /// <summary>
        /// Cleans up after a SIP call has completely finished.
        /// </summary>
        private void CallFinished()
        {
            if (_mediaManager != null)
            {
                _mediaManager.EndCall();
                _mediaManager = null;
            }

            m_uac = null;
            m_uas = null;

            CallEnded();
        }