// Public Methods (3)
public void InitEngine()
{
_sre = new System.Speech.Recognition.SpeechRecognitionEngine(_engineId);
_sre.SpeechRecognized += speechRecognized;
_sre.RecognizeCompleted += recognizeCompleted;
_sre.SpeechHypothesized += speechHypothesized;
var grammar = new DictationGrammar();
_sre.LoadGrammar(grammar);
_sre.SetInputToWaveFile(_filePath);
}