/// <summary>
/// To get template
/// </summary>
/// <returns></returns>
public bool DoTemplet()
{
try
{
// Get Hardware Handle
objHdl = GetDevHDL();
if (objHdl <= 0)
{
MessageBox.Show(StringConstant.Error_NotFoundHDL);
return(false);
}
// To get fingerprint by four times
nRet = TesoWin32Helper.TcDoTemplet(objHdl, pReg);
if (nRet < 0)
{
MessageBox.Show(StringConstant.Error_RegisterTemplate);
return(false);
}
strReg = System.Text.Encoding.UTF8.GetString(pReg);
return(true);
}
catch (Exception e)
{
throw e;
}
finally
{
var res = TesoWin32Helper.TcDeleteHDL(objHdl);
}
}
/// <summary>
/// Do safe match
/// </summary>
/// <returns></returns>
public bool DoSafeMatch()
{
try
{
// Get Hardware Handle
objHdl = GetDevHDL();
if (objHdl <= 0)
{
MessageBox.Show(StringConstant.Error_NotFoundHDL);
return(false);
}
// Compare fingerprint
nRet = TesoWin32Helper.TcSafeMatch(objHdl, strReg, strVer, 3);
match = nRet;
if (nRet < 0)
{
MessageBox.Show(StringConstant.Error_MatchFingerprint);
return(false);
}
return(true);
}
catch (Exception)
{
throw;
}
finally
{
var res = TesoWin32Helper.TcDeleteHDL(objHdl);
}
}
/// <summary>
/// To get feature.
/// </summary>
/// <returns></returns>
public bool DoFeature()
{
try
{
// Get Hardware Handle
objHdl = GetDevHDL();
if (objHdl <= 0)
{
MessageBox.Show(StringConstant.Error_NotFoundHDL);
return(false);
}
// Get single fingerprint
nRet = TesoWin32Helper.TcDoFeature(objHdl, pVer);
if (nRet >= 0)
{
strVer = System.Text.Encoding.UTF8.GetString(pVer);
}
else
{
MessageBox.Show(StringConstant.Error_VarifyFingerprint);
return(false);
}
return(true);
}
catch (Exception)
{
throw;
}
finally
{
var res = TesoWin32Helper.TcDeleteHDL(objHdl);
}
}
/// <summary>
/// Gets the image once.
/// </summary>
/// <returns></returns>
public bool GetImageByPressOnce()
{
try
{
// Get Hardware Handle
objHdl = GetDevHDL();
if (objHdl <= 0)
{
MessageBox.Show(StringConstant.Error_NotFoundHDL);
return(false);
}
// To get fingerprint by tow times
TesoWin32Helper.TcBeepLight(objHdl, 2);
// Get single fingerprint
nRet = TesoWin32Helper.TcDoFeature(objHdl, pVer);
if (nRet >= 0)
{
strVer = System.Text.Encoding.UTF8.GetString(pVer);
}
else
{
MessageBox.Show(StringConstant.Error_VarifyFingerprint);
return(false);
}
// Get Image
int imageIndex = 4;
int imgLength = 0;
byte[] imagebytes = new byte[1024 * 100];
imgLength = TesoWin32Helper.TcGetImgDat(objHdl, imageIndex, imagebytes);
if (imgLength < 0)
{
MessageBox.Show(StringConstant.Error_FingerprintImage);
return(false);
}
// Save Image First and delete temp image
TesoWin32Helper.TcSaveAsBmp(fingerPath, imagebytes);
using (FileStream fs = new FileStream(fingerPath, FileMode.Open, FileAccess.Read, FileShare.Read))
curImg = new Bitmap(Bitmap.FromStream(fs));
File.Delete(fingerPath);
return(true);
}
catch (Exception)
{
throw;
}
finally
{
var res = TesoWin32Helper.TcDeleteHDL(objHdl);
}
}
/// <summary>
/// Get finger image by index
/// </summary>
/// <returns></returns>
private bool GetFingerImageByIndex(int imageIndex)
{
try
{
// Get Hardware Handle
objHdl = GetDevHDL();
if (objHdl <= 0)
{
MessageBox.Show(StringConstant.Error_NotFoundHDL);
return(false);
}
// To get fingerprint by one times
TesoWin32Helper.TcBeepLight(objHdl, 0);
var doFeature = TesoWin32Helper.TcDoTemplet(objHdl, pReg);
if (doFeature < 0)
{
MessageBox.Show(StringConstant.Error_FingerprintImage);
return(false);
}
// Get Image
int imgLength = 0;
byte[] imagebytes = new byte[1024 * 100];
imgLength = TesoWin32Helper.TcGetImgDat(objHdl, imageIndex, imagebytes);
if (imgLength < 0)
{
MessageBox.Show(StringConstant.Error_FingerprintImage);
return(false);
}
// Save Image First and delete temp image
TesoWin32Helper.TcSaveAsBmp(fingerPath, imagebytes);
using (FileStream fs = new FileStream(fingerPath, FileMode.Open, FileAccess.Read, FileShare.Read))
curImg = new Bitmap(Bitmap.FromStream(fs));
File.Delete(fingerPath);
return(true);
}
catch (Exception)
{
throw;
}
finally
{
var res = TesoWin32Helper.TcDeleteHDL(objHdl);
}
}
/// <summary>
/// Gets the dev HDL.
/// </summary>
/// <returns></returns>
private int GetDevHDL()
{
/*------创建COM设备控制句柄 USB(0,0,0,0) ------*/
objHdl = TesoWin32Helper.TcCreateHDL(0, 0, 0, 0);
return(objHdl);
}