public IHttpActionResult Recognition(DetectionViewModel detectionViewModel)
{
var faceBitmap = detectionViewModel.GetImage();
var personsOnImage = _faceDetectionLibrary.FaceRecognition(faceBitmap);
if (personsOnImage == null)
{
return BadRequest("No faces found.");
}
else if (personsOnImage.Count == 0)
{
return BadRequest("Face recognition could not found any persons on image.");
}
else if (personsOnImage.Count == 1)
{
var personOnImage = personsOnImage.First();
if (personOnImage.RecognitionStatus == FaceRecognitionStatus.FaceRecognitionFailure
|| personOnImage.RecognitionStatus == FaceRecognitionStatus.FaceRecognitionError)
{
if (personOnImage.PersonOnFace == null)
{
return BadRequest("Face recognition failed with eigen distance " + personOnImage.EigenDistance + ".");
}
else
{
return BadRequest("Face recognition failed with eigen distance " + personOnImage.EigenDistance +
". Presumed person on image is: "+personOnImage.PersonOnFace.FirstName+ " "+ personOnImage.PersonOnFace.LastName);
}
}
}
return Ok(personsOnImage);
}
public static DetectionViewModel Build(Bitmap image)
{
var detectionViewModel = new DetectionViewModel
{
ImageBase64 = ImageUtilities.ImageToBase64(image)
};
return detectionViewModel;
}
public static DetectionViewModel Build(Bitmap image)
{
var detectionViewModel = new DetectionViewModel
{
ImageBase64 = ImageUtilities.ImageToBase64(image)
};
return(detectionViewModel);
}
public DetectionViewModel Detect(DetectionViewModel detectionViewModel)
{
var faceBitmap = detectionViewModel.GetImage();
var faces = _faceDetectionLibrary.FindFaces(faceBitmap);
faceBitmap = _faceDetectionLibrary.DrawFacesBoundsOnBitmap(faceBitmap, faces);
detectionViewModel = DetectionViewModel.Build(faceBitmap);
return detectionViewModel;
}