using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
 
 
public void SelectiveColorConstructorExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "cannon.jpg")); 
 
   // Prepare the command 
   //Manipulate values. 
   SelectiveColorCommandData[] colorsData = new SelectiveColorCommandData[9]; 
 
   for (int i = 0; i < 8; i++) 
      colorsData[i] = new SelectiveColorCommandData(); 
 
   colorsData[(int)SelectiveCommandColorTypes.Black] = new SelectiveColorCommandData(-65, -39, 65, 0); 
   SelectiveColorCommand command = new SelectiveColorCommand(colorsData); 
   command.Run(image); 
   codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24); 
 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
}