private void DoCapture()
{
while (!g_bIsTimeToDie)
{
int ret = ZKFPCap.sensorCapture(g_Handle, g_FPBuffer, g_FPBufferSize);
if (ret > 0)
{
SendMessage(g_FormHandle, MESSAGE_FP_RECEIVED, IntPtr.Zero, IntPtr.Zero);
}
}
}
private void FreeSensor()
{
g_bIsTimeToDie = true;
Thread.Sleep(1000);
ZKFPCap.sensorClose(g_Handle);
// Disable log
byte[] paramValue = new byte[4];
paramValue[0] = 0;
ZKFPCap.sensorSetParameterEx(g_Handle, 1100, paramValue, 4);
ZKFPCap.sensorFree();
}
private void btnConnect_Click(object sender, EventArgs e)
{
if (!gConnected)
{
int ret = 0;
byte[] paramValue = new byte[64];
// Enable log
Array.Clear(paramValue, 0, paramValue.Length);
paramValue[0] = 1;
ZKFPCap.sensorSetParameterEx(g_Handle, 1100, paramValue, 4);
ret = ZKFPCap.sensorInit();
if (ret != 0)
{
MessageBox.Show("Init Failed, ret=" + ret.ToString());
return;
}
g_Handle = ZKFPCap.sensorOpen(0);
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetVersion(paramValue, paramValue.Length);
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 1, paramValue, ref ret);
g_nWidth = BitConverter.ToInt32(paramValue, 0);
this.picFP.Width = g_nWidth;
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 2, paramValue, ref ret);
g_nHeight = BitConverter.ToInt32(paramValue, 0);
this.picFP.Height = g_nHeight;
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 106, paramValue, ref ret);
g_FPBufferSize = BitConverter.ToInt32(paramValue, 0);
g_FPBuffer = new byte[g_FPBufferSize];
Array.Clear(g_FPBuffer, 0, g_FPBuffer.Length);
// get vid&pid
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 1015, paramValue, ref ret);
int nVid = BitConverter.ToInt16(paramValue, 0);
int nPid = BitConverter.ToInt16(paramValue, 2);
// Manufacturer
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 1101, paramValue, ref ret);
string manufacturer = System.Text.Encoding.ASCII.GetString(paramValue);
// Product
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 1102, paramValue, ref ret);
string product = System.Text.Encoding.ASCII.GetString(paramValue);
// SerialNumber
ret = paramValue.Length;
Array.Clear(paramValue, 0, paramValue.Length);
ZKFPCap.sensorGetParameterEx(g_Handle, 1103, paramValue, ref ret);
string serialNumber = System.Text.Encoding.ASCII.GetString(paramValue);
// Fingerprint Alg
short[] iSize = new short[24];
iSize[0] = (short)g_nWidth;
iSize[1] = (short)g_nHeight;
iSize[20] = (short)g_nWidth;
iSize[21] = (short)g_nHeight;;
g_biokeyHandle = ZKFinger10.BIOKEY_INIT(0, iSize, null, null, 0);
if (g_biokeyHandle == IntPtr.Zero)
{
MessageBox.Show("BIOKEY_INIT failed");
return;
}
// Set allow 360 angle of Press Finger
ZKFinger10.BIOKEY_SET_PARAMETER(g_biokeyHandle, 4, 180);
// Set Matching threshold
ZKFinger10.BIOKEY_MATCHINGPARAM(g_biokeyHandle, 0, ZKFinger10.THRESHOLD_MIDDLE);
// Init RegTmps
for (int i = 0; i < 3; i++)
{
g_RegTmps[i] = new byte[2048];
}
Thread captureThread = new Thread(new ThreadStart(DoCapture));
captureThread.IsBackground = true;
captureThread.Start();
g_bIsTimeToDie = false;
gConnected = true;
btnRegister.Enabled = true;
btnVerify.Enabled = true;
btnConnect.Text = "Disconnect Sensor";
txtPrompt.Text = "Please put your finger on the sensor";
tssLbl1.Text = "请把手指放在传感器上。";
}
else
{
FreeSensor();
ZKFinger10.BIOKEY_DB_CLEAR(g_biokeyHandle);
ZKFinger10.BIOKEY_CLOSE(g_biokeyHandle);
gConnected = false;
btnRegister.Enabled = false;
btnVerify.Enabled = false;
btnConnect.Text = "Connect Sensor";
}
}
