private Color ConvertYuvToRgb(YuvColor yuvColor)
{
float r = yuvColor.Y + 1.14f * yuvColor.V;
float g = yuvColor.Y - 0.395f * yuvColor.U - 0.581f * yuvColor.V;
float b = yuvColor.Y + yuvColor.U * 2.033f;
return(Color.FromArgb((int)(r * 255), (int)(g * 255), (int)(b * 255)));
}
private void UpdateLabels(int x, int y)
{
positionX.Text = x.ToString();
positionY.Text = y.ToString();
byte intensity = Image.GetIntensity(x, y);
Color originalRgba = Image.GetRgbaColor(x, y);
Color convertedRgba = Image.GetConvertedRgbaColor(x, y);
HsvColor hsv = Image.GetHsvColor(x, y);
CmykColor cmyk = Image.GetCmykColor(x, y);
YuvColor yuv = Image.GetYuvColor(x, y);
intensityTextBlock.Text = intensity.ToString();
originalRedTextBlock.Text = originalRgba.R.ToString();
originalGreenTextBlock.Text = originalRgba.G.ToString();
originalBlueTextBlock.Text = originalRgba.B.ToString();
originalAlphaTextBlock.Text = originalRgba.A.ToString();
convertedRedTextBlock.Text = convertedRgba.R.ToString();
convertedGreenTextBlock.Text = convertedRgba.G.ToString();
convertedBlueTextBlock.Text = convertedRgba.B.ToString();
convertedAlphaTextBlock.Text = convertedRgba.A.ToString();
hueTextBlock.Text = String.Format("{0:0.#}", hsv.Hue);
saturationTextBlock.Text = String.Format("{0:0.##}", hsv.Saturation);
valueTextBlock.Text = String.Format("{0:0.##}", hsv.Value);
cyanTextBlock.Text = String.Format("{0:0.##}", cmyk.Cyan);
magentaTextBlock.Text = String.Format("{0:0.##}", cmyk.Magenta);
yellowTextBlock.Text = String.Format("{0:0.##}", cmyk.Yellow);
blackTextBlock.Text = String.Format("{0:0.##}", cmyk.Black);
yTextBlock.Text = String.Format("{0:0.##}", yuv.Luma);
uTextBlock.Text = String.Format("{0:0.##}", yuv.ColorDifferenceU);
vTextBlock.Text = String.Format("{0:0.##}", yuv.ColorDifferenceV);
}
public static Color YuvToRgb(YuvColor yuvColor)
{
return(YuvToRgb(yuvColor.Luma, yuvColor.ColorDifferenceU, yuvColor.ColorDifferenceV));
}
private static YuvColor YuvToGreyscale(YuvColor yuvColor)
{
return(new YuvColor {
Y = yuvColor.Y, U = 0, V = 0
});
}