/// <summary>
/// Implements filter rebuilding.
/// </summary>
protected override void Rebuild()
{
this.values = Intensity.Quantize(this.levels, 256);
}
/// <summary>
/// Implements filter rebuilding.
/// </summary>
protected override void Rebuild()
{
this.table = Intensity.Quantize(this.levels, 256).Mul(255);
}