// calibrate the xyz
private void CalibrateXYZ()
{
List <double[]> xyzList = new List <double[]>();
this.ReadRGBConfig();
fixture.RotateOn(); // ready ca310
foreach (int[] rgb in this.rgbList)
{
double[] xyz = new double[3];
if (rgb.Length == 3)
{
if (dut.ChangePanelColor(rgb[0], rgb[1], rgb[2]))
{
System.Threading.Thread.Sleep(1000);
CIE1931Value cie = ca310Pipe.GetCa310Data();
xyz[0] = cie.x; xyz[1] = cie.y; xyz[2] = cie.Y;
xyzList.Add(xyz);
}
else
{
xyz[0] = 0; xyz[1] = 0; xyz[2] = 0;
xyzList.Add(xyz);
}
}
}
fixture.RotateOff();
this.WriteMatrixData(xyzList, "xyz");
}
public override void Calibration(float exposure = 0)
{
double flexPixel = 0;
double maxFlexPixel = 0;
System.Drawing.Color pixel;
StringBuilder matrixStr = new StringBuilder();
System.Threading.Thread.Sleep(3000);
foreach (int[] item in rgbList)
{
List <AForge.IntPoint> cors = null;
if (dut.ChangePanelColor(item[0], item[1], item[2]))
{
System.Threading.Thread.Sleep(5000);
matrixStr.Clear();
camera.ExposureTime = this.CalExposureTime(exposure, item);
System.Drawing.Bitmap bitmap = camera.GrabImage();
if (this.videoCavaus != null)
{
this.videoCavaus.Image = System.Drawing.Image.FromHbitmap(bitmap.GetHbitmap());
}
//Process Image to 1bpp to increase SNR
Bitmap m_orig = bitmap.Clone(new Rectangle(0, 0, bitmap.Width, bitmap.Height), System.Drawing.Imaging.PixelFormat.Format1bppIndexed);
// only support the 32bppArgb for Aforge Blob Counter
Bitmap processbmp = m_orig.Clone(new Rectangle(0, 0, m_orig.Width, m_orig.Height), System.Drawing.Imaging.PixelFormat.Format32bppArgb);
pipe.GetDisplayCornerfrombmp(processbmp, out cors);
Bitmap cropimg = null;
if (cors != null)
{
cropimg = pipe.croppedimage(bitmap, cors, dut.ui_width, dut.ui_height);
if (this.videoCavaus != null)
{
this.videoCavaus.Image = System.Drawing.Image.FromHbitmap(bitmap.GetHbitmap());
}
}
double[,] matrix = new double[cropimg.Width, cropimg.Height];
for (int i = 0; i < cropimg.Height; i++)
{
for (int j = 0; j < cropimg.Width; j++)
{
pixel = cropimg.GetPixel(i, j);
flexPixel = redWeight * pixel.R + greenWeight * pixel.G + blueWeight * pixel.B;
matrix[i, j] = flexPixel;
if (flexPixel > maxFlexPixel)
{
maxFlexPixel = flexPixel;
}
}
}
for (int i = 0; i < cropimg.Height; i++)
{
for (int j = 0; j < cropimg.Width; j++)
{
if (matrix[i, j] != 0)
{
matrix[i, j] = maxFlexPixel / matrix[i, j];
}
matrixStr.Append(matrix[i, j]);
if (j != cropimg.Width - 1)
{
matrixStr.Append(", ");
}
}
matrixStr.AppendLine();
}
string fullname = string.Format("{0}{1}_{2:000}{3:000}{4:000}_Flex.csv", PATH, serialNumber, item[0], item[1], item[2]);
using (StreamWriter sw = new StreamWriter(fullname, true))
{
sw.Write(matrixStr.ToString());
sw.Flush();
sw.Close();
}
}
}
}