/// <summary>
/// Execute initialization tasks.
/// </summary>
/// <param name="sender">object sending the event</param>
/// <param name="e">event arguments</param>
private void WindowLoaded(object sender, RoutedEventArgs e)
{
// Look through all sensors and start the first connected one.
// This requires that a Kinect is connected at the time of app startup.
// To make your app robust against plug/unplug,
// it is recommended to use KinectSensorChooser provided in Microsoft.Kinect.Toolkit
foreach (var potentialSensor in KinectSensor.KinectSensors)
{
if (potentialSensor.Status == KinectStatus.Connected)
{
this.sensor = potentialSensor;
break;
}
}
if (null != this.sensor)
{
try
{
// Start the sensor!
this.sensor.Start();
leftHandUp = new LeftHandUp();
rightHandUp = new RightHandUp();
swipeLeftSeg1 = new SwipeLeftSegment1();
swipeLeftSeg2 = new SwipeLeftSegment2();
swipeRightSeg1 = new SwipeRightSegment1();
swipeRightSeg2 = new SwipeRightSegment2();
leftHandForward = new LeftHandForward();
rightHandForward = new RightHandForward();
swipeDown = new SwipeDown();
viewModel = new SkeletonViewModel();
viewModel.GestureRecognized += new EventHandler<GestureEventArgs>(this.GestureRecognized);
sensor.SkeletonStream.Enable();
}
catch (IOException)
{
// Some other application is streaming from the same Kinect sensor
this.sensor = null;
}
}
if (null == this.sensor)
{
this.statusBarText.Text = Properties.Resources.NoKinectReady;
return;
}
RecognizerInfo ri = GetKinectRecognizer();
if (null != ri)
{
recognitionSpans = new List<Span> { mercurySpan, venusSpan, earthSpan, marsSpan, jupiterSpan, saturnSpan, uranusSpan, neptuneSpan, plutoSpan, sunSpan };
this.speechEngine = new SpeechRecognitionEngine(ri.Id);
/****************************************************************
*
* Use this code to create grammar programmatically rather than from
* a grammar file.
*
* var directions = new Choices();
* directions.Add(new SemanticResultValue("forward", "FORWARD"));
* directions.Add(new SemanticResultValue("forwards", "FORWARD"));
* directions.Add(new SemanticResultValue("straight", "FORWARD"));
* directions.Add(new SemanticResultValue("backward", "BACKWARD"));
* directions.Add(new SemanticResultValue("backwards", "BACKWARD"));
* directions.Add(new SemanticResultValue("back", "BACKWARD"));
* directions.Add(new SemanticResultValue("turn left", "LEFT"));
* directions.Add(new SemanticResultValue("turn right", "RIGHT"));
*
* var gb = new GrammarBuilder { Culture = ri.Culture };
* gb.Append(directions);
*
* var g = new Grammar(gb);
*
****************************************************************/
// Create a grammar from grammar definition XML file.
using (var memoryStream = new MemoryStream(Encoding.ASCII.GetBytes(Properties.Resources.SpeechGrammar)))
{
var g = new Grammar(memoryStream);
speechEngine.LoadGrammar(g);
}
speechEngine.SpeechRecognized += SpeechRecognized;
speechEngine.SpeechRecognitionRejected += SpeechRejected;
speechEngine.SetInputToAudioStream(
sensor.AudioSource.Start(), new SpeechAudioFormatInfo(EncodingFormat.Pcm, 16000, 16, 1, 32000, 2, null));
speechEngine.RecognizeAsync(RecognizeMode.Multiple);
}
else
{
this.statusBarText.Text = Properties.Resources.NoSpeechRecognizer;
}
sensor.AllFramesReady += new EventHandler<AllFramesReadyEventArgs>(sensor_AllFramesReady);
}
private void DefineGestures()
{
//swipe right
IRelativeGestureSegment[] swipeRightSegments = new IRelativeGestureSegment[4];
SwipeRightSegment1 swipeRightSegment1 = new SwipeRightSegment1();
SwipeRightSegment2 swipeRightSegment2 = new SwipeRightSegment2();
RightHandUp rightHandUp = new RightHandUp();
swipeRightSegments[0] = rightHandUp;
swipeRightSegments[1] = swipeRightSegment1;
swipeRightSegments[2] = rightHandUp;
swipeRightSegments[3] = swipeRightSegment2;
this.gestures.AddGesture(GestureType.RightSwipe, swipeRightSegments);
//swipe left
IRelativeGestureSegment[] swipeLeftSegments = new IRelativeGestureSegment[4];
SwipeLeftSegment1 swipeLeftSegment1 = new SwipeLeftSegment1();
SwipeLeftSegment2 swipeLeftSegment2 = new SwipeLeftSegment2();
LeftHandUp leftHandUp = new LeftHandUp();
swipeLeftSegments[0] = leftHandUp;
swipeLeftSegments[1] = swipeLeftSegment1;
swipeLeftSegments[2] = leftHandUp;
swipeLeftSegments[3] = swipeLeftSegment2;
this.gestures.AddGesture(GestureType.LeftSwipe, swipeLeftSegments);
//swipe down
IRelativeGestureSegment[] swipeDownSegments = new IRelativeGestureSegment[1];
SwipeDown swipeDown = new SwipeDown();
swipeDownSegments[0] = swipeDown;
this.gestures.AddGesture(GestureType.SwipeDown, swipeDownSegments);
//Right up
IRelativeGestureSegment[] rightUpSegments = new IRelativeGestureSegment[1];
RightHandUp rightUp = new RightHandUp();
rightUpSegments[0] = rightUp;
this.gestures.AddGesture(GestureType.RightUp, rightUpSegments);
}