public TryWatchDialog(IStatePropertyAccessor <Models.UserData> userDataStateAccessor, IConfiguration configuration)
: base(nameof(TryWatchDialog))
{
UserStateAccessor = userDataStateAccessor ?? throw new ArgumentNullException(nameof(userDataStateAccessor));
// Cognitive Services
_textAnalyticsService = new TextAnalyticsService(configuration["textAnalyticsKey"], configuration["region"]);
_distanceMatrixService = new DistanceMatrixService(configuration["bingMapsApiKey"]);
_faceRecognitionService = new FaceRecognitionService(configuration["faceRecognitionKey"], configuration["region"]);
// Preset latitud and longitude for testing.
_origin = $"{configuration["userLatitude"]},{configuration["userLongitude"]}";
_destination = $"{configuration["storeLatitude"]},{configuration["storeLongitude"]}";
// Define Waterfallsteps for the new TryWatch dialog
var tryWatchWaterfallSteps = new WaterfallStep[]
{
SearchClosestStoreStepAsync,
CheckStoreCalendarStepAsync,
NamePromptStepAsync,
BookAppointmentStepAsync,
SaveSelfieStepAsync,
};
AddDialog(new WaterfallDialog(TryWatchWaterfall, tryWatchWaterfallSteps));
AddDialog(new TextPrompt(ConfirmStore));
AddDialog(new TextPrompt(SelectStoreSchedule));
AddDialog(new TextPrompt(NamePrompt));
AddDialog(new AttachmentPrompt(BookAppointment));
}
public MainPage()
{
this.InitializeComponent();
_faceRecognitionService = new FaceRecognitionService();
_faceRecognitionService.TrainingStatusChanged += (s, e) =>
{
InfoTextBlock.Text = e;
};
}
private async Task InitFaceRecognitionService()
{
_faceRecognitionService = new FaceRecognitionService();
_mediaCapture = new MediaCapture();
await _mediaCapture.InitializeAsync();
previewElement.Source = _mediaCapture;
await _mediaCapture.StartPreviewAsync();
}
public IHttpActionResult Recognize([FromBody] byte[] photoByteArray)
{
try {
IFaceRecognitionService faceRecognitionService = new FaceRecognitionService(null);
string name = faceRecognitionService.RecognizeFace(photoByteArray);
return(Ok(name));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}
private bool TryToDetectFaceAndResizeImage(KeyValuePair <string, EPiFaceImageAttribute> faceImagePropertyDef, ImageData image, Image imageDetails, out byte[] faceResizedImage)
{
faceResizedImage = null;
IList <DetectedFace> detectedFaces = FaceRecognitionService.DetectFace(image.BinaryData);
if (detectedFaces?.Count == 0)
{
return(false);
}
DetectedFace firstFace = detectedFaces.FirstOrDefault();
FaceImageDimensions faceImageDimensions = new FaceImageDimensions(firstFace, faceImagePropertyDef.Value.FacePercentage, imageDetails);
faceResizedImage = ImageResizeService.CutAndResizeImage(image.BinaryData.ReadAllBytes(), faceImageDimensions, faceImagePropertyDef.Value.Width, faceImagePropertyDef.Value.Height);
return(true);
}
public AddPerson()
{
InitializeComponent();
PersonVM = new PersonViewModel();
_personsService = new PersonsService();
_faceRecognitionService = new FaceRecognitionService();
_faceDetectionService = new FaceDetectionService();
_imageResizerService = DependencyService.Get <IImageResizerService>();
_ImageSlots.Add(image1);
_ImageSlots.Add(image2);
_ImageSlots.Add(image3);
NextPhotos.IsVisible = false;
PrevPhotos.IsVisible = false;
}
public TodoListPage()
{
InitializeComponent();
_faceRecongnizationService = new FaceRecognitionService();
CameraButton.Clicked += CameraButton_Clicked;
//// https://github.com/xamarin/xamarin-forms-samples/search?q=TapGestureRecognizer&unscoped_q=TapGestureRecognizer
//var tapGesture = new TapGestureRecognizer
//{
// TappedCallback = async (v, o) =>
// {
// CameraButton_Clicked(null, null);
// },
// NumberOfTapsRequired = 2
//};
}
public IHttpActionResult Train([FromBody] Trainer trainer)
{
if (!ModelState.IsValid)
{
return(BadRequest(string.Join(Environment.NewLine, ModelState.Values.SelectMany(x => x.Errors).Select(x => x.ErrorMessage))));
}
try
{
IFaceRecognitionService faceRecognitionService = new FaceRecognitionService(null, trainer.NumOfComponents, trainer.Threshold);
// trainer.Data = await faceRecognitionService.LoadFacesAsync(trainer.Data);
bool success = faceRecognitionService.TrainRecognizer(trainer.Data);
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
return(Ok("Success"));
}
public FaceRecognitionController(FaceRecognitionService faceRecognitionService)
{
m_faceRecognitionService = faceRecognitionService;
}
/// <summary> /// Retrieves and if needed, creates the face recognition service instance. /// </summary> /// <returns>The instance of the face recognition service.</returns> public static FaceRecognitionService GetService() => _service ?? (_service = new FaceRecognitionService());
