/// <summary>
/// RTP Client for receiving an RTP stream containing a WAVE audio stream
/// </summary>
/// <param name="port">The port to listen on</param>
public RTPClient(int port)
{
WSRConfig.GetInstance().logInfo("RTPClient", "Loading...");
this.port = port;
// Initialize the audio stream that will hold the data
audioStream = new SpeechStreamer(AUDIO_BUFFER_SIZE);
WSRConfig.GetInstance().logInfo("RTPClient", "Done");
}
protected Boolean SetupAudioSource(KinectSensor sensor, SpeechRecognitionEngine sre)
{
WSRConfig cfg = WSRConfig.GetInstance();
if (!sensor.IsRunning) {
cfg.logInfo("KINECT", "Sensor is not running");
return false;
}
// Use Audio Source to Engine
KinectAudioSource source = sensor.AudioSource;
source.EchoCancellationMode = EchoCancellationMode.CancellationAndSuppression;
source.NoiseSuppression = true;
source.BeamAngleMode = BeamAngleMode.Adaptive; //set the beam to adapt to the surrounding
source.AutomaticGainControlEnabled = false;
cfg.logInfo("ENGINE", "Audio Level: " + sre.AudioLevel);
cfg.logInfo("KINECT", "AutomaticGainControlEnabled : " + source.AutomaticGainControlEnabled);
cfg.logInfo("KINECT", "BeamAngle : " + source.BeamAngle);
cfg.logInfo("KINECT", "EchoCancellationMode : " + source.EchoCancellationMode);
cfg.logInfo("KINECT", "EchoCancellationSpeakerIndex : " + source.EchoCancellationSpeakerIndex);
cfg.logInfo("KINECT", "NoiseSuppression : " + source.NoiseSuppression);
cfg.logInfo("KINECT", "SoundSourceAngle : " + source.SoundSourceAngle);
cfg.logInfo("KINECT", "SoundSourceAngleConfidence : " + source.SoundSourceAngleConfidence);
var stream = source.Start();
streamer = new SpeechStreamer(stream);
sre.SetInputToAudioStream(stream, new SpeechAudioFormatInfo(EncodingFormat.Pcm, 16000, 16, 1, 32000, 2, null));
return true;
}