public static void Initialize()
{
viewControlHelper = ViewControlHelper.Instance;
detectedVoiceParams = new MyVoiceParams();
keywordDetected = false;
voiceControlEnabled = false;
toSearch = false;
commandSentence = "";
parentWindow = App.Current.MainWindow;
}
public void backgroundWorker2_DoWork(object sender, DoWorkEventArgs e)
{
bgwk2Running = true;
VoicePipeline pipeline = new VoicePipeline();
pipeline.SetVoiceCommands();
pipeline.EnableVoiceRecognition(0);
if (!pipeline.Init())
{
return;
}
//MessageBox.Show("Voice pipline initialized");
while (true)
{
//check if need to terminate the pipline when window is closing
if (backgroundWorker2.CancellationPending)
{
e.Cancel = true;
break;
}
if (pipeline.AcquireFrame(true))
{
if (pipeline.IsAudioFrame())
{
MyVoiceParams detectedVoiceParams = pipeline.getDetectedPhrase();
if (detectedVoiceParams.detectedPhrase != "")
{
backgroundWorker2.ReportProgress(1, detectedVoiceParams);
}
}
else
{
pipeline.ReleaseFrame();
continue;
}
}
else
{
MessageBox.Show("Failed to initialize VoicePipeline");
break;
}
pipeline.ReleaseFrame();
}
pipeline.PauseVoiceRecognition(true);
//pipeline.ReleaseFrame();
pipeline.Close();
pipeline.Dispose();
bgwk2Running = false;
}
public MyVoiceParams getDetectedPhrase()
{
if (commandDetected())
{
MyVoiceParams myVoiceParams = new MyVoiceParams();
myVoiceParams.detectedPhrase = detectedPhrase;
myVoiceParams.alertLabel = alertLabel;
myVoiceParams.confidenceLevel = confidenceLevel;
alertLabel = "";
return(myVoiceParams);
}
else
{
MyVoiceParams myVoiceParams = new MyVoiceParams();
myVoiceParams.detectedPhrase = "";
myVoiceParams.alertLabel = alertLabel;
myVoiceParams.confidenceLevel = 0;
alertLabel = "";
return(myVoiceParams);
}
}
