/// <summary>
/// Handles the LandmarksFound event of the Camera control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="LandmarksEventArgs"/> instance containing the event data.</param>
private void Camera_LandmarksFound(object sender, LandmarksEventArgs e)
{
try
{
Dispatcher.Invoke(() =>
{
Children.Clear();
foreach (var landmark in e.Landmarks)
{
double scaleX = this.ActualWidth / e.Width;
double scaleY = this.ActualHeight / e.Height;
var rect = new System.Windows.Shapes.Rectangle
{
Stroke = new SolidColorBrush(Colors.Yellow),
StrokeThickness = 1,
Margin = new Thickness((landmark.Value.X - 1) * scaleX, (landmark.Value.Y - 1) * scaleY, 0, 0),
Width = 2 * scaleX,
Height = 2 * scaleY
};
Children.Add(rect);
}
});
}
catch (TaskCanceledException)
{
// Do nothing.
}
}
/// <summary>
/// Handles the <see cref="E:LandmarksFound" /> event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="LandmarksEventArgs"/> instance containing the event data.</param>
private void OnLandmarksFound(object sender, LandmarksEventArgs e)
{
if (LandmarksFound != null)
{
LandmarksFound(sender, e);
}
}
/// <summary>
/// Handles the LandmarksFound event of the Camera control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="LandmarksEventArgs"/> instance containing the event data.</param>
private void Camera_LandmarksFound(object sender, LandmarksEventArgs e)
{
try
{
Dispatcher.Invoke(() =>
{
Children.Clear();
foreach (var landmark in e.Landmarks)
{
double scaleX = this.ActualWidth / e.Width;
double scaleY = this.ActualHeight / e.Height;
var rect = new System.Windows.Shapes.Rectangle
{
Stroke = new SolidColorBrush(Colors.Yellow),
StrokeThickness = 1,
Margin = new Thickness((landmark.Value.X - 1) * scaleX, (landmark.Value.Y - 1) * scaleY, 0, 0),
Width = 2 * scaleX,
Height = 2 * scaleY
};
Children.Add(rect);
}
});
}
catch (TaskCanceledException)
{
// Do nothing.
}
}
/// <summary>
/// Called when a face is detected.
/// </summary>
/// <param name="module">The module.</param>
private void OnFaceCallback(PXCMFaceModule module)
{
PXCMRectI32 bounds;
using (var faceData = module.CreateOutput())
{
faceData.Update();
var faces = faceData.QueryFaces();
foreach (var face in faces)
{
var detection = face.QueryDetection();
detection.QueryBoundingRect(out bounds);
// Debug.WriteLine("{0} Face detected: {1}", Time(), bounds);
var landmarkData = face.QueryLandmarks();
if (landmarkData != null)
{
PXCMFaceData.LandmarkPoint[] landmarks;
landmarkData.QueryPoints(out landmarks);
var landmarkDict = new Dictionary <string, Point>();
foreach (PXCMFaceData.LandmarkPoint landmark in landmarks)
{
landmarkDict.Add("LANDMARK_" + landmark.source.index, new Point(landmark.image.x, landmark.image.y));
/*Debug.WriteLine("{0}/{1} at {2},{3},{4}",
* landmark.source.index,
* landmark.source.alias,
* landmark.image.x,
* landmark.image.y,
* landmark.confidenceImage);
*/
}
var landmarkArgs = new LandmarksEventArgs(landmarkDict, Resolution.Item1.width, Resolution.Item1.height);
OnLandmarksFound(this, landmarkArgs);
}
// Expression
var expressionValues = new Dictionary <string, double>();
var expressionData = face.QueryExpressions();
if (expressionData != null)
{
foreach (PXCMFaceData.ExpressionsData.FaceExpression expression in Enum.GetValues(typeof(PXCMFaceData.ExpressionsData.FaceExpression)))
{
PXCMFaceData.ExpressionsData.FaceExpressionResult score;
expressionData.QueryExpression(expression, out score);
expressionValues.Add(expression.ToString(), score.intensity / 100d);
// Debug.WriteLine("{0} Expression: {1} == {2}", Time(), expression, score.intensity / 100d);
}
}
OnFaceFound(this, new FaceEventArgs(new Rectangle(bounds.x, bounds.y, bounds.w, bounds.h), expressionValues, Resolution.Item1.width, Resolution.Item1.height));
OnDataAvailable(this, new DataEventArgs(expressionValues));
}
}
}
