{
ColorFiltering colorFilter = new ColorFiltering();
colorFilter.Red = new AForge.IntRange(0,90);
colorFilter.Green = new AForge.IntRange(0,90);
colorFilter.Blue = new AForge.IntRange(0, 90);
colorFilter.FillOutsideRange = false;
colorFilter.ApplyInPlace(imgInput.Bitmap);
}
but i want to change automatically background color to black whether the orignal background color is light or dark
could somebody send me whole code.
thanks in advance

