internal bool SaveBiometricsRecords(BiometricsRecord BiometricsRecord, string DestFileDir)
{
NFTemplate _NFTemplate = new NFTemplate();
//Create Folder for the User
String userDir = DestFileDir + "\\" + BiometricsRecord.EnrollmentId + "\\";
if (!Directory.Exists(userDir))
{
DirectoryInfo dir = Directory.CreateDirectory(userDir);
}
//Save User Signature
if (BiometricsRecord.Signature != null)
{
BiometricsRecord.Signature.Save(userDir + "sign_image.jpg");
}
//Save User Photo
if (BiometricsRecord.Photograph != null)
{
BiometricsRecord.Photograph.Save(userDir + "photo_image.jpg");
File.WriteAllBytes(userDir + "photo_template.tem", BiometricsRecord.PhotographTemplate.ToArray());
}
if (BiometricsRecord.FingerprintRecords.Count > 0)
{
//save Fingerprint
foreach (var userFingerprint in BiometricsRecord.FingerprintRecords)
{
userFingerprint.FingerImage.Save(userDir + userFingerprint.FingerDescription + ".jpg");
File.WriteAllBytes(userDir + userFingerprint.FingerDescription + ".tem", userFingerprint.FingerTemplate.ToArray());
//Add FingerTemplate to NFTemplate
if (userFingerprint.FingerRecord != null)
{
_NFTemplate.Records.Add(userFingerprint.FingerRecord);
}
else
{
var wsq = new NBuffer(userFingerprint.FingerWsq);
//var image = NImage.FromMemory(wsq, NImageFormat.Wsq).ToBitmap();
//NFinger finger, NBuffer fingerTemplate
using (var biometricClient = new NBiometricClient())
using (var subject = new NSubject())
using (var finger = new NFinger())
{
//Read finger image from enrollment and add it to NFinger object
finger.Image = NImage.FromMemory(wsq, NImageFormat.Wsq);
//add NFinger object to NSubject
subject.Fingers.Add(finger);
////Set finger template size (recommended, for enroll to database, is large) (optional)
//biometricClient.FingersTemplateSize = NTemplateSize.Large;
//Create template from added finger image
var status = biometricClient.CreateTemplate(subject);
if (status == NBiometricStatus.Ok)
{
userFingerprint.FingerRecord = finger.Objects[0].Template;
_NFTemplate.Records.Add(finger.Objects[0].Template);
}
}
//NLicense.ReleaseComponents("Biometrics.FingerExtraction");
}
}
//Save Grouped FingerTemplates
var ms = new NMemoryStream();
_NFTemplate.Save(ms);
BiometricsRecord.FingerTemplates = ms.ToArray();
File.WriteAllBytes(userDir + "fingers_template.tem", BiometricsRecord.FingerTemplates);
}
//Save User Record as Serilalised Binary Data
BinarySerialization.WriteToBinaryFile(userDir + "UserRecord.crims", BiometricsRecord);
//If the code runs to this point without Failure, We are good
return true;
}
internal static BiometricsRecord GetBiometricsRecord(BiometricsRecord _BiometricsRecord, string SourceFileDir)
{
String userDir = SourceFileDir + "\\" + _BiometricsRecord.EnrollmentId + "\\";
//Find Images If Exists and Save in Biometrics Record
//Get Signature
if (File.Exists(userDir + "sign_image.jpg"))
{
byte[] imageBytes = File.ReadAllBytes(userDir + "sign_image.jpg");
Image image = Image.FromStream(new MemoryStream(imageBytes));
_BiometricsRecord.Signature = image;
}
//Get Photo
if (File.Exists(userDir + "photo_image.jpg"))
{
byte[] imageBytes = File.ReadAllBytes(userDir + "photo_image.jpg");
Image image = Image.FromStream(new MemoryStream(imageBytes));
_BiometricsRecord.Photograph = image;
}
//Get Photo Template
if (File.Exists(userDir + "photo_template.tem"))
{
byte[] imageBytes = File.ReadAllBytes(userDir + "photo_template.tem");
_BiometricsRecord.PhotographTemplate = imageBytes;
}
//Get Finger Images
foreach (var fingerDescription in Enum.GetValues(typeof(FingerDescription)))
{
string fingerFile = userDir + fingerDescription + ".jpg";
string fingerTemplateFile = userDir + fingerDescription + ".tem";
Image image = null;
if (File.Exists(fingerFile))
{
byte[] imageBytes = File.ReadAllBytes(fingerFile);
image = Image.FromStream(new MemoryStream(imageBytes));
}
//Get Finger Template
if (File.Exists(fingerTemplateFile))
{
var imageBytes = File.ReadAllBytes(fingerTemplateFile);
var fingerprintBuffer = new NBuffer(imageBytes);
//NFinger finger, NBuffer fingerTemplate
using (var biometricClient = new NBiometricClient())
using (var subject = new NSubject())
using (var finger = new NFinger())
{
//Read finger image from enrollment and add it to NFinger object
finger.Image = NImage.FromMemory(fingerprintBuffer, NImageFormat.Wsq);
//add NFinger object to NSubject
subject.Fingers.Add(finger);
////Set finger template size (recommended, for enroll to database, is large) (optional)
//biometricClient.FingersTemplateSize = NTemplateSize.Large;
//Create template from added finger image
var status = biometricClient.CreateTemplate(subject);
if (status == NBiometricStatus.Ok)
{
_BiometricsRecord.SaveActiveUserFingerRecords(finger, subject, (FingerDescription)fingerDescription);
}
}
}
}
//Get Grouped Finger Templates
if (File.Exists(userDir + "fingers_template.tem"))
{
byte[] imageBytes = File.ReadAllBytes(userDir + "fingers_template.tem");
_BiometricsRecord.FingerTemplates = imageBytes;
}
return _BiometricsRecord;
}
