public void InitializeGrFinger(AxGrFingerXLib.AxGrFingerXCtrl grfingerxFormAuth)
{
grfingerx = grfingerxFormAuth;
grfingerx.Initialize();
grfingerx.CapInitialize();
template = new TTemplate();
}
public FingerprintOPFormUserMgt(AxGrFingerXLib.AxGrFingerXCtrl grfingerxFormAuth, EnrollFingerprints f, TextBox txtLog, string personId)
{
grfingerx = grfingerxFormAuth;
this.txtLog = txtLog;
this.personId = personId;
template1 = new TTemplate();
template2 = new TTemplate();
template3 = new TTemplate();
templateSearch = new TTemplate();
frm = f;
connection = DBHelper.GetConnection();
}
public bool authenticate(System.Byte[] temp1, System.Byte[] temp2, System.Byte[] temp3)
{
//instantiating the new templates
TTemplate t1 = new TTemplate();
TTemplate t2 = new TTemplate();
TTemplate t3 = new TTemplate();
int score = 0;
int result;
System.Byte[] temp = temp1;
System.Array.Copy(temp, 0, t1.tpt, 0, temp.Length);
t1.size = temp.Length;
temp = temp2;
System.Array.Copy(temp, 0, t2.tpt, 0, temp.Length);
t2.size = temp.Length;
temp = temp3;
System.Array.Copy(temp, 0, t3.tpt, 0, temp.Length);
t3.size = temp.Length;
//now we try to match with at least one of the user's fingerprint
result = (int)grfingerx.Verify(ref t1.tpt, ref template.tpt,
ref score, (int)GRConstants.GR_DEFAULT_CONTEXT);
if ((GRConstants)result == GRConstants.GR_MATCH)
{
return(true);
}
result = (int)grfingerx.Verify(ref t2.tpt, ref template.tpt,
ref score, (int)GRConstants.GR_DEFAULT_CONTEXT);
if ((GRConstants)result == GRConstants.GR_MATCH)
{
return(true);
}
result = (int)grfingerx.Verify(ref t3.tpt, ref template.tpt,
ref score, (int)GRConstants.GR_DEFAULT_CONTEXT);
if ((GRConstants)result == GRConstants.GR_MATCH)
{
return(true);
}
return(false);
}
private void insert()
{
switch (templateCounter)
{
case 0:
template1 = extractTemplate(template1);
txtLog.AppendText(" Template 1 Extracted \r\n");
break;
case 1:
template2 = extractTemplate(template2);
txtLog.AppendText(" Template 2 Extracted\r\n");
break;
case 2:
template3 = extractTemplate(template3);
txtLog.AppendText(" Template 3 Extracted\r\n");
break;
}
templateCounter++;
if (templateCounter == 3)
{
templateCounter = 0;
function = -1;
System.Byte[] temp1 = new System.Byte[template1.size + 1];
System.Byte[] temp2 = new System.Byte[template1.size + 1];
System.Byte[] temp3 = new System.Byte[template1.size + 1];
System.Byte[] temp = new System.Byte[template1.size + 1];
System.Array.Copy(template1.tpt, 0, temp, 0, template1.size);
temp1 = temp;
temp = new System.Byte[template2.size + 1];
System.Array.Copy(template2.tpt, 0, temp, 0, template2.size);
temp2 = temp;
temp = new System.Byte[template3.size + 1];
System.Array.Copy(template3.tpt, 0, temp, 0, template3.size);
temp3 = temp;
saveTemplates(temp1, temp2, temp3);
frm.Close();
}
}
private TTemplate extractTemplate(TTemplate template)
{
int result;
template.size = (int)GRConstants.GR_MAX_SIZE_TEMPLATE;
result = grfingerx.Extract(ref rawImage.img, rawImage.width, rawImage.height,
rawImage.Res, ref template.tpt, ref template.size,
(int)GRConstants.GR_DEFAULT_CONTEXT);
if (result < 0)
{
template.size = 0;
template = null;
}
return(template);
}
