public Stream startAudioSource()
{
if (activeSensor != null)
{
return(activeSensor.startAudioSource());
}
else
{
throw new Exception("No active sensor found. Please wait for connection event.");
}
}
void sensorManager_SensorConnected(KinectSensorManager sensorManager)
{
destroySpeechEngine();
Console.WriteLine("{0} Found", sensorManager.Type);
RecognizerInfo ri = GetKinectRecognizer();
if (null != ri)
{
this.speechEngine = new SpeechRecognitionEngine(ri.Id);
var choices = new Choices();
foreach (var command in commands)
{
//Ignore
choices.Add(new SemanticResultValue(command.Item1, "IGNORE"));
//Require prefix
speechActions.Add(command.Item1, command.Item2);
choices.Add(new SemanticResultValue(String.Format(prefix, command.Item1), command.Item1));
}
var gb = new GrammarBuilder {
Culture = ri.Culture
};
gb.Append(choices);
var g = new Grammar(gb);
speechEngine.LoadGrammar(g);
speechEngine.SpeechRecognized += speechEngine_SpeechRecognized;
speechEngine.SpeechRecognitionRejected += speechEngine_SpeechRecognitionRejected;
// For long recognition sessions (a few hours or more), it may be beneficial to turn off adaptation of the acoustic model.
// This will prevent recognition accuracy from degrading over time.
speechEngine.UpdateRecognizerSetting("AdaptationOn", 0);
speechEngine.SetInputToAudioStream(sensorManager.startAudioSource(), new SpeechAudioFormatInfo(EncodingFormat.Pcm, 16000, 16, 1, 32000, 2, null));
speechEngine.RecognizeAsync(RecognizeMode.Multiple);
}
else
{
//No recognizer
}
if (SensorConnected != null)
{
SensorConnected.Invoke();
}
}
