Obtenir Les informations de Pixel

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
 
public class InformationPixel : Form
 {
 
    protected override void OnPaint(PaintEventArgs e)
	{
    Graphics graphique = e.Graphics;
    graphique.FillRectangle(Brushes.White, this.ClientRectangle);
    Bitmap bmp = new Bitmap(6, 6);
    Graphics gBmp = Graphics.FromImage(bmp);
 
    gBmp.FillRectangle(Brushes.White, 0, 0, bmp.Width, bmp.Height);
    gBmp.DrawLine(Pens.Red, 0, 0, 5, 5);
    graphique.DrawImage(bmp, 20, 20, bmp.Width, bmp.Height);
 
    for (int y = 0; y < bmp.Height; ++y)
    {
      for (int x = 0; x < bmp.Width; ++x)
      {
        Color c = bmp.GetPixel(x, y);
        Console.Write("{0,2:x}{1,2:x}{2,2:x}{3,2:x}  ",c.A, c.R, c.G, c.G);
      }
      Console.WriteLine();
    }
    bmp.Dispose();
    }
    public static void Main() {
        Application.Run(new InformationPixel());
    }
}