示例#1
0
        public void AudioDeviceDataAvailable(object sender, DataAvailableEventArgs e)
        {
            if (Levels == null || IsReconnect)
                return;
            try
            {
                lock (_lockobject)
                {
                    Helper.FrameAction fa;
                    if (!Recording)
                    {
                        var dt = Helper.Now.AddSeconds(0 - Micobject.settings.buffer);
                        while (Buffer.Count > 0)
                        {
                            if (Buffer.TryPeek(out fa))
                            {
                                if (fa.TimeStamp < dt)
                                {
                                    if (Buffer.TryDequeue(out fa))
                                        fa.Nullify();
                                }
                                else
                                {
                                    break;
                                }
                            }
                        }
                    }
                    fa = new Helper.FrameAction(e.RawData, e.BytesRecorded, Levels.Max(), Helper.Now);
                    Buffer.Enqueue(fa);

                }

                if (Micobject.settings.needsupdate)
                {
                    Micobject.settings.samples = AudioSource.RecordingFormat.SampleRate;
                    Micobject.settings.channels = AudioSource.RecordingFormat.Channels;
                    Micobject.settings.needsupdate = false;
                }

                OutSockets.RemoveAll(p => p.TcpClient.Client.Connected == false);
                if (OutSockets.Count>0)
                {
                    if (_mp3Writer == null)
                    {
                        _audioStreamFormat = new WaveFormat(22050, 16, Micobject.settings.channels);
                        var wf = new WaveFormat(_audioStreamFormat.SampleRate, _audioStreamFormat.BitsPerSample, _audioStreamFormat.Channels);
                        _mp3Writer = new LameMP3FileWriter(_outStream, wf, LAMEPreset.STANDARD);
                    }

                    byte[] bSrc = e.RawData;
                    int totBytes = bSrc.Length;

                    var ws = new TalkHelperStream(bSrc, totBytes, AudioSource.RecordingFormat);
                    var helpStm = new WaveFormatConversionStream(_audioStreamFormat, ws);
                    totBytes = helpStm.Read(_bResampled, 0, 22050);

                    ws.Close();
                    ws.Dispose();
                    helpStm.Close();
                    helpStm.Dispose();

                    _mp3Writer.Write(_bResampled, 0, totBytes);

                    var bterm = Encoding.ASCII.GetBytes("\r\n");

                    if (_outStream.Length > 0)
                    {
                        var bout = new byte[(int) _outStream.Length];

                        _outStream.Seek(0, SeekOrigin.Begin);
                        _outStream.Read(bout, 0, (int) _outStream.Length);

                        _outStream.SetLength(0);
                        _outStream.Seek(0, SeekOrigin.Begin);

                        foreach (var s in OutSockets)
                        {
                            var b = Encoding.ASCII.GetBytes(bout.Length.ToString("X") + "\r\n");
                            try
                            {
                                s.Stream.Write(b, 0, b.Length);
                                s.Stream.Write(bout, 0, bout.Length);
                                s.Stream.Write(bterm, 0, bterm.Length);
                            }
                            catch
                            {
                                OutSockets.Remove(s);
                                break;
                            }
                        }
                    }

                }
                else
                {
                    if (_mp3Writer != null)
                    {
                        _mp3Writer.Close();
                        _mp3Writer = null;
                    }
                }

                if (DataAvailable != null)
                {
                    DataAvailable(this, new NewDataAvailableArgs((byte[])e.RawData.Clone()));
                }

                if (_reconnectTime != DateTime.MinValue)
                {
                    Micobject.settings.active = true;
                    _errorTime = _reconnectTime = DateTime.MinValue;
                    DoAlert("reconnect");
                }
                _errorTime = DateTime.MinValue;

            }
            catch (Exception ex)
            {
                if (ErrorHandler != null)
                    ErrorHandler(ex.Message);
            }
        }
示例#2
0
 void _mStream_DataAvailable(object sender, Audio.DataAvailableEventArgs eventArgs)
 {
     //throw new NotImplementedException();
 }