public FingerTemplate(string FingerId, enFingerName FingerName,
byte[] TemplateValue)
{
this.FingerId = FingerId;
this.FingerName = FingerName;
this.TemplateValue = TemplateValue;
}
/// <summary>
/// DataRow Field Must be : KeyField, Finger1,...Finger10
/// </summary>
/// <param name="dt"></param>
/// <param name="FingerTemplate"></param>
/// <param name="KeyValue"></param>
/// <param name="Score"></param>
/// <returns></returns>
public bool SearchAllFinger(DataTable dt, byte[] FingerTemplate,
out string KeyValue, out int Score, out enFingerName FingerName)
{
Array TmpArry = FingerTemplate;
fgr.IdentifyPrepare(ref TmpArry, 0);
Score = 0;
foreach (DataRow dr in dt.Rows)
{
for (int i = 1; i <= 10; i++)
{
TmpArry = (Array)dr[i];
if (TmpArry == null)
{
continue;
}
int Result = fgr.Identify(ref TmpArry, ref Score, 0);
if (Result == (int)GRConstants.GR_MATCH)
{
KeyValue = (string)dr[0];
FingerName = (enFingerName)i;
return(true);
}
}
}
KeyValue = string.Empty;
FingerName = enFingerName.Undefined;
return(false);
}
public bool SearchAllFinger(ICollection <AllFingerTemplate> ListFinger,
byte[] FingerTemplate, out AllFingerTemplate FoundFinger,
out int Score, out enFingerName FingerName)
{
Array TmpArry = FingerTemplate;
fgr.IdentifyPrepare(ref TmpArry, 0);
Score = 0;
foreach (AllFingerTemplate fgs in ListFinger)
{
int i = 1;
foreach (Array Arry in fgs.TemplateValues)
{
if (Arry == null)
{
continue;
}
TmpArry = Arry;
int Result = fgr.Identify(ref TmpArry, ref Score, 0);
if (Result == (int)GRConstants.GR_MATCH)
{
FoundFinger = fgs;
FingerName = (enFingerName)i;
return(true);
}
i++;
}
}
FoundFinger = null;
FingerName = enFingerName.Undefined;
return(false);
}
public bool SearchAllFinger(IDbConnection Connection, string KeyField,
string FingerTemplateFields, string TableName, string DataFilter,
byte[] FingerTemplate, out string KeyValue, out int Score,
out enFingerName FingerName)
{
Array TmpArry = FingerTemplate;
fgr.IdentifyPrepare(ref TmpArry, 0);
bool MustClose;
if (Connection.State != ConnectionState.Open)
{
Connection.Open();
MustClose = true;
}
else
{
MustClose = false;
}
try
{
IDbCommand Cmd = Connection.CreateCommand();
if (DataFilter.Length > 0)
{
DataFilter = " WHERE " + DataFilter;
}
Cmd.CommandText = string.Concat("SELECT ", KeyField, ",",
FingerTemplateFields, " FROM ", TableName, DataFilter);
Cmd.CommandType = CommandType.Text;
Cmd.CommandTimeout = 1000;
IDataReader rdr = Cmd.ExecuteReader();
try
{
Score = 0;
while (rdr.Read())
{
for (int i = 1; i <= 10; i++)
{
TmpArry = (Array)rdr[i];
if (TmpArry == null)
{
continue;
}
int Result = fgr.Identify(ref TmpArry, ref Score, 0);
if (Result == (int)GRConstants.GR_MATCH)
{
KeyValue = rdr.GetString(0);
FingerName = (enFingerName)i;
return(true);
}
}
}
}
finally
{
rdr.Close();
}
KeyValue = string.Empty;
FingerName = enFingerName.Undefined;
return(false);
}
finally
{
if (MustClose)
{
Connection.Close();
}
}
}