public MainWindow()
{
InitializeComponent();
var cameraSelection = new CameraSelection();
if (cameraSelection.SelectedCamera == null)
{
cameraSelection.ShowDialog();
}
if (cameraSelection.SelectedCamera != null)
{
_processDataFlow = new ImageProcessDataflow(cameraSelection.SelectedCamera, cameraSelection.SelectedCamera.SelectedResolution.Item1,
cameraSelection.SelectedCamera.SelectedResolution.Item2, new IPEndPoint(IPAddress.Loopback, Port), tokenSrc.Token);
var webCamImg = new OverlayImage(_processDataFlow, tokenSrc.Token);
webCamImg.SetValue(Grid.RowProperty, 1);
webCamImg.SetValue(Grid.ColumnProperty, 1);
MainGrid.Children.Add(webCamImg);
var updateLabelsBlock = new ActionBlock <DetectedData>(UpdateLabelsWithData, new ExecutionDataflowBlockOptions
{
CancellationToken = tokenSrc.Token,
TaskScheduler = TaskScheduler.FromCurrentSynchronizationContext()
});
_processDataFlow.DetectedDataBroadcast.LinkTo(updateLabelsBlock);
}
else
{
cameraSelection.Close();
Close();
}
}
public OverlayImage(ImageProcessDataflow dataFlow, CancellationToken token)
{
_dataFlow = dataFlow;
var cleanBlock = new ActionBlock <LandmarkData>(_ => Clear());
var bitmapBlock = new ActionBlock <WriteableBitmap>(bitmap => Source = bitmap, new ExecutionDataflowBlockOptions
{
CancellationToken = token,
TaskScheduler = TaskScheduler.FromCurrentSynchronizationContext()
});
var detectionBlock = new ActionBlock <DetectedData>(DetectedData);
dataFlow.LandmarkDataBroadcast.LinkTo(cleanBlock, l => !l.DetectionSucceeded);
dataFlow.BitmapBroadcast.LinkTo(bitmapBlock);
dataFlow.DetectedDataBroadcast.LinkTo(detectionBlock);
_pixelsPerDip = VisualTreeHelper.GetDpi(this).PixelsPerDip;
InitializeComponent();
OverlayLines = new List <Tuple <Point, Point> >();
OverlayPoints = new List <Point>();
OverlayPointsVisibility = new List <bool>();
OverlayEyePoints = new List <Point>();
GazeLines = new List <Tuple <Point, Point> >();
}
