public VoipSession(UserDataManager userData)
{
_userData = userData;
_nAudioTest = new AudioHardwareSession(Codec);
_nAudioTest.InputDeviceNumber = App.Settings.AudioInputDeviceIndex;
_nAudioTest.TriggerInput = _userData.Settings.MicTriggerInput;
_nAudioTest.AudioRecorded += _nAudioTest_AudioRecorded;
_nAudioTest.AudioRecordEnded += _nAudioTest_AudioRecordEnded;
_nAudioTest.InputDeviceNumberChanged += _nAudioTest_InputDeviceNumberChanged;
_nAudioTest.AudioSystemTick += _nAudioTest_AudioSystemTick;
_udpKeepAliveTimer = new DispatcherTimer();
_udpKeepAliveTimer.Interval = TimeSpan.FromSeconds(55);
_udpKeepAliveTimer.Tick += _udpKeepAliveTimer_Tick;
Connect();
_micTrigger = SignalHelpers.ReadAudioResource("MicActivate.wav", Codec.RecordFormat);
}
public static SerialPacketStream ReadAudioResource(string fileName, NAudio.Wave.WaveFormat format)
{
if (fileName.ToLower().EndsWith(".wav"))
{
var stream2 = App.GetResourceFileStream("MicActivate.wav");
NAudio.Wave.WaveFileReader r = new NAudio.Wave.WaveFileReader(stream2);
NAudio.Wave.ResamplerDmoStream s = new NAudio.Wave.ResamplerDmoStream(r, format);
var length = (int)s.Length;
byte[] resampled = new byte[length];
s.Read(resampled, 0, length);
var sps = new SerialPacketStream(resampled, format.SampleRate, fileName, 0, "self", false);
return sps;
}
else if (fileName.ToLower().EndsWith(".pga"))
{
var stream = App.GetResourceFileStream("micTrigger.pga");
var sps = SerialPacketStream.Read(stream);
return sps;
}
else
{
throw new NotImplementedException();
}
}
public static string AppDataPath(SerialPacketStream ps)
{
var directory = App.ApplicationSettingsPath;
var path = System.IO.Path.Combine(directory, ps.Id.FilterFilename() + "__" + ps.StreamNumber + ".pga");
return path;
}
private void _nAudioTest_AudioRecordEnded()
{
var vt = _voiceTester;
if (vt != null)
{
vt.RecordEnded();
return;
}
if (_speakingRoom == null)
return;
var message = new VoipMessageVoice
{
RoomName = _speakingRoom.R.AudioRoomId,
FromUserId = _userData.User.Id,
Audio = new byte[0],
IsTeamOnly = _speakingRoomTeamOnly,
MessageNumber = _messageNumber++,
StreamNumber = _streamNumber,
};
_audioChatClient.Send(message);
_speakingRoom.OnVoiceStopped(_userData.User);
_speakingRoom = null;
if (DebugSaveSentPackets)
{
_audioRec.Write(SerialPacketStream.AppDataPath(_audioRec));
_audioRec = null;
}
}
private void _nAudioTest_AudioRecorded(AudioHardwareSession source, byte[] encoded, double signalPower)
{
var vt = _voiceTester;
if (vt != null)
{
vt.Recorded(encoded, signalPower);
return;
}
var isFirst = _speakingRoom == null;
if (isFirst)
{
_speakingRoom = GetSpeakingRoom();
_messageNumber = 0;
_streamNumber++;
_micTrigger.Index = 0;
}
if (_speakingRoom == null)
return;
if (isFirst)
{
if (UserDataManager.UserData.Settings.MicTriggerSoundOffEnabled)
Play(_micTrigger);
_speakingRoomTeamOnly = _speakingRoom.R.IsVoiceTeamOnly;
if (DebugSaveSentPackets)
_audioRec = new SerialPacketStream
{
Id = _userData.User.Id,
Parts = new List<SerialPacket>(),
IsEncoded = true,
RoomName = _speakingRoom.R.AudioRoomId,
StreamNumber = _streamNumber,
};
}
var message = new VoipMessageVoice
{
RoomName = _speakingRoom.R.AudioRoomId,
FromUserId = _userData.User.Id,
Audio = encoded,
IsTeamOnly = _speakingRoomTeamOnly,
MessageNumber = _messageNumber++,
StreamNumber = _streamNumber,
};
if (DebugSaveSentPackets)
_audioRec.Parts.Add(new SerialPacket(_audioRec.Parts.Count, encoded));
_audioChatClient.Send(message);
if (isFirst)
_speakingRoom.OnVoiceSent(_userData.User);
}
internal void Play(SerialPacketStream ps)
{
lock (_playStreams)
{
if (!_playStreams.ContainsKey(ps.Id))
_playStreams.Add(ps.Id, ps);
}
}
private void SavePacketStream()
{
if (_ps != null)
{
_ps.Write(SerialPacketStream.AppDataPath(_ps));
_ps = null;
}
}
private void SavePacket(VoipMessageVoice item)
{
if (_ps == null)
_ps = new SerialPacketStream(item, true);
var poco = new SerialPacket(item);
_ps.Parts.Add(poco);
}