private void btnDownload_Click(object sender, EventArgs e)
{
try
{
if (UpdateSensorSettings())
{
IntPtr dataBuffer;
uint dataBufferSize;
Zfm20Fingerprint.ZfmStatus downloadStatus = _zfmSensor.GetFingerprintBuffer(out dataBuffer, out dataBufferSize);
if (downloadStatus == Zfm20Fingerprint.ZfmStatus.ZsSuccessful)
{
if (dataBufferSize > 0)
{
// Create output bitmap buffer object.
Bitmap outputImage = new Bitmap(ImageWidth, ImageHeight);
byte[] colorBuffer = new byte[dataBufferSize];
int bufferPos = 0;
Marshal.Copy(dataBuffer, colorBuffer, 0, (int)(dataBufferSize - 1));
// Paint bitmap buffer with received data buffer content.
for (int yPos = 0; yPos < ImageHeight; yPos++)
{
for (int xPos = 0; xPos < ImageWidth; xPos++)
{
outputImage.SetPixel(xPos, yPos, Color.FromArgb(colorBuffer[bufferPos], colorBuffer[bufferPos], colorBuffer[bufferPos]));
bufferPos++;
}
}
// Flush data buffer and show bitmap on UI.
_zfmSensor.FreeFingerprintBuffer(ref dataBuffer);
imgPreview.Image = outputImage;
}
else
{
MessageBox.Show(@"Fingerprint image data is not available from the sensor library.", Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
else
{
MessageBox.Show(ZfmStatusToString(downloadStatus), Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void btScan_Click(object sender, EventArgs e)
{
try
{
if (radioRight.Checked || radioLeft.Checked)
{
if (_zfmSensor == null)
{
MessageBox.Show("กรุณาเลือกพอร์ตก่อนทำการสแกน", Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
string msgText = _zfmSensor.IsAvailable() ? @"Fingerprint sensor is available." : "Fingerprint sensor is not available.\nCheck sensor configuration options.";
if (msgText != null)
{
//MessageBox.Show(msgText, Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
if (_zfmSensor.IsAvailable() != true)
{
MessageBox.Show("พอร์ตไม่ถูกต้อง", Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
Zfm20Fingerprint.ZfmStatus captureStatus = _zfmSensor.Capture();
if (captureStatus != Zfm20Fingerprint.ZfmStatus.ZsSuccessful)
{
//MessageBox.Show(ZfmStatusToString(captureStatus), Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
IntPtr dataBuffer;
uint dataBufferSize;
Zfm20Fingerprint.ZfmStatus downloadStatus = _zfmSensor.GetFingerprintBuffer(out dataBuffer, out dataBufferSize);
if (downloadStatus == Zfm20Fingerprint.ZfmStatus.ZsSuccessful)
{
if (dataBufferSize > 0)
{
// Create output bitmap buffer object.
Bitmap outputImage = new Bitmap(ImageWidth, ImageHeight);
byte[] colorBuffer = new byte[dataBufferSize];
int bufferPos = 0;
Marshal.Copy(dataBuffer, colorBuffer, 0, (int)(dataBufferSize - 1));
// Paint bitmap buffer with received data buffer content.
for (int yPos = 0; yPos < ImageHeight; yPos++)
{
for (int xPos = 0; xPos < ImageWidth; xPos++)
{
outputImage.SetPixel(xPos, yPos, Color.FromArgb(colorBuffer[bufferPos], colorBuffer[bufferPos], colorBuffer[bufferPos]));
bufferPos++;
}
}
// Flush data buffer and show bitmap on UI.
_zfmSensor.FreeFingerprintBuffer(ref dataBuffer);
Bitmap bmp = new Bitmap(outputImage);
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox_Finger.Image = bmp;
byte[] gg = Relm.Converters.Converter.ToByteArray(pictureBox_Finger.Image);
base64String = Convert.ToBase64String(gg);
Console.WriteLine(base64String);
}
}
}
}
}
else
{
MessageBox.Show("กรุณาเลือกหมายเลขพอร์ต");
}
}
else
{
MessageBox.Show("กรุณาเลือกลักษณะลายนิ้วมือ", Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}