public void StopEncoding()
{
if (_clientAudioMixer != null)
{
_effectsOutputBuffer = null;
_volumeSampleProvider = null;
_clientAudioMixer.RemoveAllMixerInputs();
_clientAudioMixer = null;
}
_clientsBufferedAudio.Clear();
if (_waveIn != null)
{
_waveIn.StopRecording();
_waveIn.Dispose();
_waveIn = null;
}
if (_waveOut != null)
{
_waveOut.Stop();
_waveOut.Dispose();
_waveOut = null;
}
if (_micWaveOut != null)
{
_micWaveOut.Stop();
_micWaveOut.Dispose();
_micWaveOut = null;
}
if (_encoder != null)
{
_encoder.Dispose();
_encoder = null;
}
if (_decoder != null)
{
_decoder.Dispose();
_decoder = null;
}
if (_tcpVoiceHandler != null)
{
_tcpVoiceHandler.RequestStop();
_tcpVoiceHandler = null;
}
_stop = true;
SpeakerMax = 0;
MicMax = 0;
MessageHub.Instance.ClearSubscriptions();
}
public void StopEncoding()
{
_waveIn?.StopRecording();
_waveIn?.Dispose();
_waveIn = null;
_waveOut?.Stop();
_waveOut?.Dispose();
_waveOut = null;
_micWaveOut?.Stop();
_micWaveOut?.Dispose();
_micWaveOut = null;
_volumeSampleProvider = null;
_clientAudioMixer?.RemoveAllMixerInputs();
_clientAudioMixer = null;
_clientsBufferedAudio.Clear();
_encoder?.Dispose();
_encoder = null;
_decoder?.Dispose();
_decoder = null;
_tcpVoiceHandler?.RequestStop();
_tcpVoiceHandler = null;
_speex?.Dispose();
_speex = null;
_stop = true;
SpeakerMax = -100;
MicMax = -100;
_effectsOutputBuffer = null;
MessageHub.Instance.ClearSubscriptions();
}
public void StartEncoding(int mic, MMDevice speakers, string guid, InputDeviceManager inputManager,
IPAddress ipAddress, int port, MMDevice micOutput, VOIPConnectCallback voipConnectCallback)
{
_stop = false;
try
{
_micInputQueue.Clear();
InitMixers();
InitAudioBuffers();
//Audio manager should start / stop and cleanup based on connection successfull and disconnect
//Should use listeners to synchronise all the state
_waveOut = new WasapiOut(speakers, AudioClientShareMode.Shared, true, 40);
//add final volume boost to all mixed audio
_volumeSampleProvider = new VolumeSampleProviderWithPeak(_clientAudioMixer,
(peak => SpeakerMax = (float)VolumeConversionHelper.ConvertFloatToDB(peak)));
_volumeSampleProvider.Volume = SpeakerBoost;
if (speakers.AudioClient.MixFormat.Channels == 1)
{
if (_volumeSampleProvider.WaveFormat.Channels == 2)
{
_waveOut.Init(_volumeSampleProvider.ToMono());
}
else
{
//already mono
_waveOut.Init(_volumeSampleProvider);
}
}
else
{
if (_volumeSampleProvider.WaveFormat.Channels == 1)
{
_waveOut.Init(_volumeSampleProvider.ToStereo());
}
else
{
//already stereo
_waveOut.Init(_volumeSampleProvider);
}
}
_waveOut.Play();
//opus
_encoder = OpusEncoder.Create(INPUT_SAMPLE_RATE, 1, Application.Voip);
_encoder.ForwardErrorCorrection = false;
_decoder = OpusDecoder.Create(INPUT_SAMPLE_RATE, 1);
_decoder.ForwardErrorCorrection = false;
//speex
_speex = new Preprocessor(AudioManager.SEGMENT_FRAMES, AudioManager.INPUT_SAMPLE_RATE);
}
catch (Exception ex)
{
Logger.Error(ex, "Error starting audio Output - Quitting! " + ex.Message);
ShowOutputError("Problem Initialising Audio Output!");
Environment.Exit(1);
}
if (micOutput != null) // && micOutput !=speakers
{
//TODO handle case when they're the same?
try
{
_micWaveOut = new WasapiOut(micOutput, AudioClientShareMode.Shared, true, 40);
_micWaveOutBuffer = new BufferedWaveProvider(new WaveFormat(AudioManager.INPUT_SAMPLE_RATE, 16, 1));
_micWaveOutBuffer.ReadFully = true;
_micWaveOutBuffer.DiscardOnBufferOverflow = true;
var sampleProvider = _micWaveOutBuffer.ToSampleProvider();
if (micOutput.AudioClient.MixFormat.Channels == 1)
{
if (sampleProvider.WaveFormat.Channels == 2)
{
_micWaveOut.Init(sampleProvider.ToMono());
}
else
{
//already mono
_micWaveOut.Init(sampleProvider);
}
}
else
{
if (sampleProvider.WaveFormat.Channels == 1)
{
_micWaveOut.Init(sampleProvider.ToStereo());
}
else
{
//already stereo
_micWaveOut.Init(sampleProvider);
}
}
_micWaveOut.Play();
}
catch (Exception ex)
{
Logger.Error(ex, "Error starting mic audio Output - Quitting! " + ex.Message);
ShowOutputError("Problem Initialising Mic Audio Output!");
Environment.Exit(1);
}
}
if (mic != -1)
{
try
{
_waveIn = new WaveIn(WaveCallbackInfo.FunctionCallback())
{
BufferMilliseconds = INPUT_AUDIO_LENGTH_MS,
DeviceNumber = mic,
};
_waveIn.NumberOfBuffers = 2;
_waveIn.DataAvailable += _waveIn_DataAvailable;
_waveIn.WaveFormat = new WaveFormat(INPUT_SAMPLE_RATE, 16, 1);
_tcpVoiceHandler =
new TCPVoiceHandler(_clientsList, guid, ipAddress, port, _decoder, this, inputManager, voipConnectCallback);
var voiceSenderThread = new Thread(_tcpVoiceHandler.Listen);
voiceSenderThread.Start();
_waveIn.StartRecording();
MessageHub.Instance.Subscribe <SRClient>(RemoveClientBuffer);
}
catch (Exception ex)
{
Logger.Error(ex, "Error starting audio Input - Quitting! " + ex.Message);
ShowInputError("Problem initialising Audio Input!");
Environment.Exit(1);
}
}
}
