private (bool faceDetected, bool faceRecognized) CompareFaces(Mat frame, User user, Rect[] rects)
{
bool faceDetected = false, faceRecognized = false;
if (rects.Length > 0)
{
var ph = _testImageRepository.GetReferenceImages(user);
#region DEV_MODE
#if DEV_MODE
Application.Current.Dispatcher.Invoke(() =>
{
Cv2.ImShow("1", ph.First().Img);
Cv2.ImShow("2", frame);
});
#endif
#endregion
var excluded = ExcludeFaces(frame, rects);
foreach (var mat in excluded)
{
faceRecognized = _faceRecognition.CompareFaces(
ph.First(i => i.HorizontalHeadRotation == HeadRotation.Front).Img, null, mat, null);
if (faceRecognized)
{
break;
}
faceRecognized = _faceRecognition.CompareFaces(
ph.First(i => i.HorizontalHeadRotation == HeadRotation.Right).Img, null, mat, null);
if (faceRecognized)
{
break;
}
faceRecognized = _faceRecognition.CompareFaces(
ph.First(i => i.HorizontalHeadRotation == HeadRotation.Left).Img, null, mat, null);
}
faceDetected = true;
}
Log.Logger.Debug($"Face detected: {faceDetected} Face recognized: {faceRecognized}");
return(faceDetected, faceRecognized);
}
private Task CreateFaceValidationTask(Mat face1, Mat face2, Task <FaceEncodingData?> faceEncoding1,
Task <FaceEncodingData?> faceEncoding2,
CancellationToken ct)
{
return(Task.Factory.StartNew(() =>
{
var fe1 = faceEncoding1.GetAwaiter().GetResult();
var fe2 = faceEncoding2.GetAwaiter().GetResult();
if (fe1 == null || fe2 == null)
{
throw new ArgumentException("Cannot get face encodings");
}
if (!_dnFaceRecognition.CompareFaces(face1, fe1, face2, fe2))
{
throw new ArgumentException("Invalid faces");
}
_progress += 6;
ReportInitFaceProgress(null);
}, ct));
}
