private void CalculateMatch(string username, string keyDescClass)
{
try
{
string decKeyClass = DecryptText(keyDescClass);
KeypointsDescriptors kpDescriptors = DeSerializeObject <KeypointsDescriptors>(decKeyClass);
Matrix <byte> useDescriptors = kpDescriptors.descriptors;
VectorOfKeyPoint useKeyPoints = kpDescriptors.keyPoints;
using (var db = new BioMexDatabaseEntities1())
{
BFMatcher matcher = new Emgu.CV.Features2D.BFMatcher(DistanceType.L2);
Matrix <byte> mask;
User use = (from person in db.Users where ((person.US_USERNAME == username)) select person).FirstOrDefault();
var regUser = new UserClass(use.US_USERNAME, use.US_PASSWORD, use.IdealFeatures.FirstOrDefault().IF_PASSWORD_COUNT, use.IdealFeatures.FirstOrDefault().IF_SHIFT_CLASS,
use.IdealFeatures.FirstOrDefault().IF_TYPING_SPEED, 0, DeserializeIntegers(use.IdealFeatures.FirstOrDefault().IF_KEY_ORDER.ToString()).ToArray(), DeserializeIntegers(use.IdealFeatures.FirstOrDefault().IF_KEY_LATENCIES.ToString()).ToArray(),
DeserializeIntegers(use.IdealFeatures.FirstOrDefault().IF_KEY_PRESS_DURATION.ToString()).ToArray(), DeserializeIntegers(use.IdealFeatures.FirstOrDefault().IF_PAIRED_KEYS.ToString()).ToArray());
if (use != null && use.US_USERNAME.Equals(username))
{
matcher.Add(useDescriptors);
Matrix <byte> observedDesc = DeSerializeObject <Matrix <byte> >(use.Features.FirstOrDefault().FaceFeature.FF_DESCRIPTORS);
VectorOfKeyPoint observedKeypoints = DeSerializeObject <VectorOfKeyPoint>(use.Features.FirstOrDefault().FaceFeature.FF_KEY_POINTS);
Matrix <int> indices = new Matrix <int>(observedDesc.Rows, 2);
VectorOfVectorOfDMatch vectMatch = new VectorOfVectorOfDMatch();
using (Matrix <float> Dist = new Matrix <float>(observedDesc.Rows, 2))
{
matcher.KnnMatch(observedDesc, vectMatch, 2, null);
mask = new Matrix <byte>(Dist.Rows, 1);
mask.SetValue(255);
Features2DToolbox.VoteForUniqueness(vectMatch, 0.8, mask.ToUMat().ToMat(AccessType.Read));
}
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("Error while matching");
System.Diagnostics.Debug.WriteLine(ex.Message);
}
}
public void RegisterNewUser(string name, string surname, string username, int age, string password, int passwordCount, int shiftClassification, List <int> passwordSpeed, List <List <int> > keyDowns, List <List <int> > keyLatencies, List <List <int> > pairedKeys, List <List <int> > keyOrder, string keyDescClass)
{
EncryptText("");
using (var db = new BioMexDatabaseEntities1())
{
try
{
var newUser = new User
{
US_NAME = name,
US_SURNAME = surname,
US_PASSWORD = password,
US_USERNAME = DecryptText(username),
US_AGE = age,
US_LAST_LOGGED_IN = DateTime.Now,
US_UP_TO_DATE = true,
US_IS_ADMIN = false,
};
for (int i = 0; i < 5; i++)
{
var newFeat = new Feature
{
FE_PASSWORD_COUNT = passwordCount,
FE_SHIFT_CLASS = shiftClassification,
FE_TIME_TAKEN = DateTime.Now,
FE_TYPING_SPEED = passwordSpeed[i],
FE_KEY_PRESS_DURATION = SerializeIntegers(keyDowns[i]),
FE_KEY_LATENCIES = SerializeIntegers(keyLatencies[i]),
FE_KEY_ORDER = SerializeIntegers(keyOrder[i]),
FE_PAIRED_KEYS = SerializeIntegers(pairedKeys[i]),
};
newUser.Features.Add(newFeat);
}
var idealFeat = GetIdealFeature(passwordSpeed, keyDowns, keyLatencies, pairedKeys, keyOrder);
idealFeat.IF_PASSWORD_COUNT = passwordCount;
idealFeat.IF_SHIFT_CLASS = shiftClassification;
idealFeat.IF_TIME_TAKEN = DateTime.Now;
newUser.IdealFeatures.Add(idealFeat);
FaceFeature newFaceFeat = new FaceFeature();
//newFaceFeat.FF_DESCRIPTORS = DecryptText(descriptors);
//newFaceFeat.FF_KEY_POINTS = DecryptText(keypoints);
KeypointsDescriptors builtUpClass = DeSerializeObject <KeypointsDescriptors>(DecryptText(keyDescClass));
newFaceFeat.FF_DESCRIPTORS = SerializeObject(builtUpClass.descriptors.ToString());
newFaceFeat.FF_KEY_POINTS = SerializeObject(builtUpClass.keyPoints.ToArray());
newUser.Features.FirstOrDefault().FaceFeature = newFaceFeat;
db.Users.Add(newUser);
db.SaveChanges();
System.Diagnostics.Debug.WriteLine("New user successfully added");
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("Exception caught while registering new user");
System.Diagnostics.Debug.WriteLine(ex.Message);
}
}
}
