To Grey scale : Color « 2D Graphics « C# / C Sharp

1. C# / C Sharp
2. 2D Graphics
3. Color

To Grey scale

  

using System;
using System.Collections.Generic;
using System.Windows.Media;
using System.Reflection;
using System.Globalization;


namespace NASA.BeAMartian.Utils
{
    public class ColorUtils
    {

        public static void ToGreyscale(byte r, byte g, byte b, out byte rn, out byte gn, out byte bn)
        {
            double lum = GetLuminance(r, g, b);
            rn = (byte)(r * lum);
            gn = (byte)(g * lum);
            bn = (byte)(b * lum);
        }        
        public static double GetLuminance(byte r, byte g, byte b)
        {
            return  0.299 * r + 0.587 * g + 0.114 * b;
        }
    }
}

   
    
  

Related examples in the same category

1.	Transparent color
2.	List all known color in a system
3.	Draw each of 100 cells with randomly chosen colors
4.	Filled with the semi transparent and transparent color
5.	All the colors that are supported in C# according
6.	Color Changer
7.	Known Colors
8.	Five yellow squares with different alpha values(Transparensy)
9.	Create two color instances with different alpha components
10.	Color.Chocolate
11.	Use Color.FromArgb to create Color
12.	Get all known color
13.	Color representation in r,g,b with values [0.0 - 1.0].
14.	Color representation in h,s,v with h = [0 - 360], s,v = [0.0 - 1.0].
15.	Return a randomly-generated color
16.	Color to RGB value
17.	Get color outof String
18.	Parse Color
19.	Color To Rgb
20.	Rgb To Color
21.	Returns an HTML #XXXXXX format for a color.
22.	Convert color name to Color object
23.	Hex Color Util
24.	Helper method to get a color based on it's string value
25.	Converts a color string to a hex value string
26.	Color to Hue,Lightness,Saturation value
27.	Get Color From String
28.	Convert String value To Color
29.	Color to String
30.	Masks an image and returns a two color bitmap.
31.	Convert Hex To Color
32.	Create Color From HLS value
33.	Parse Color with Color.FromArgb
34.	Create Color Object from RGB value
35.	Get Rainbow Colors
36.	Convert RGB to HSL
37.	HSL to RGB conversion.
38.	Hsv To Rgb
39.	Rgb Linear Interpolate
40.	Get Luminance
41.	Heat Map background colour calculations