private async Task<object> CreateTrackingHandler(dynamic input)
{
Logger("Start Image Tracking");
trackingHandlerCallback = (Func<object, Task<object>>)input.callback;
if (trackingHandlerCallback == null)
{
throw new Exception("no callback function is provided");
}
IPcMoment moment = await PcLink.CaptureMomentAsync();
// Extract the top-level picture and child images.
var picture = await PcLink.ExtractPictureAsync(moment);
// Extract the top-level outline and child outlines.
var outline = await PcLink.ExtractOutlineAsync(moment);
//var combolist = new List<TrackingHandlerDataObject>();
List<PcTrainingImage> images = new List<PcTrainingImage>();
Logger(picture.Children.Count().ToString());
for (int i = 0; i < picture.Children.Count(); i++)
{
PcTrainingImage trainingImage = new PcTrainingImage("Object " + i, picture.Children.ElementAt(i).Image);
images.Add(trainingImage);
}
// Create the object-tracking handler.
trackingHandler = PcLink.CreateObjectTrackingHandler(images);
// Subscribe to object-tracking events.
trackingHandler.TrackUpdated += _imagesTrackHandler_TrackUpdated;
Logger("Before start");
// Start object tracking.
trackingHandler.StartAsync().Wait();
Logger("After start");
return true;
}
private async Task<object> StopImageTracking()
{
Logger("Stopping Image Tracking");
if (trackingHandler != null)
{
await trackingHandler.StopAsync();
trackingHandler.TrackUpdated -= _imagesTrackHandler_TrackUpdated;
trackingHandler.Dispose();
trackingHandler = null;
return true;
}
else
{
throw new Exception("Tracking was not started.");
}
}
private async Task<object> StartTracking(dynamic input)
{
trackingHandlerCallback = (Func<object, Task<object>>)input.callback;
if (trackingHandlerCallback == null)
{
throw new Exception("no callback function is provided");
}
trackingHandler = PcLink.CreateObjectTrackingHandler(trainingImages);
// Subscribe to object-tracking events.
trackingHandler.TrackUpdated += _imagesTrackHandler_TrackUpdated;
Logger("Before start");
// Start object tracking.
trackingHandler.StartAsync().Wait();
Logger("After start");
return true;
}