public Color[,] ApplyContrastAdjustment(Color[,] Image)
{
ColorHistogram colorHistogram = new ColorHistogram(Image, InputImage.Size.Height, InputImage.Size.Width);
for (int x = 0; x < InputImage.Size.Width; x++)
{
for (int y = 0; y < InputImage.Size.Height; y++)
{
Color pixelColor = Image[x, y]; // Get the pixel color at coordinate (x,y)
int Rnew = (pixelColor.R - colorHistogram.ArLow) * (255 / (colorHistogram.ArHigh - colorHistogram.ArLow));
int Gnew = (pixelColor.G - colorHistogram.AgLow) * (255 / (colorHistogram.AgHigh - colorHistogram.AgLow));
int Bnew = (pixelColor.B - colorHistogram.AbLow) * (255 / (colorHistogram.AbHigh - colorHistogram.AbLow));
Color updatedColor = Color.FromArgb(Rnew, Gnew, Bnew);
Image[x, y] = updatedColor;
progressBar.PerformStep();
}
}
return(Image);
}
public Color[,] ApplyEqualization(Color[,] Image)
{
ColorHistogram colorHistogram = new ColorHistogram(Image, InputImage.Size.Height, InputImage.Size.Width);
for (int y = 0; y < InputImage.Size.Height; y++)
{
for (int x = 0; x < InputImage.Size.Width; x++)
{
Color pixelColor = Image[x, y]; // Get the pixel color at coordinate (x,y)
int R = pixelColor.R;
int G = pixelColor.G;
int B = pixelColor.B;
double _255_MN = (double)255 / (InputImage.Size.Width * InputImage.Size.Height);
double newR = colorHistogram.CummulativeHistogramR[R] * _255_MN;
double newG = colorHistogram.CummulativeHistogramG[G] * _255_MN;
double newB = colorHistogram.CummulativeHistogramB[B] * _255_MN;
Color updatedColor = Color.FromArgb((int)newR, (int)newG, (int)newB);
Image[x, y] = updatedColor;
progressBar.PerformStep();
}
}
return(Image);
}
