/// <summary>
/// Appy filter.
/// </summary>
/// <param name="bmData">Bitmap data</param>
private unsafe void ApplyHSL(BitmapData bmData)
{
float[][,] hsl = BitmapMatrix.ToHSL(bmData, true);
this.filter.Apply(hsl[2]);
BitmapMatrix.FromHSL(hsl, bmData);
return;
}
/// <summary>
/// Converts a Bitmap to an HSL structure with or without alpha-channel.
/// </summary>
/// <param name="Data">Bitmap</param>
/// <param name="alpha">Alpha-channel</param>
/// <returns>HSL structure array</returns>
public static float[][,] ToHSL(this Bitmap Data, bool alpha = false)
{
BitmapData bmData = BitmapFormat.Lock32bpp(Data);
float[][,] rgb = BitmapMatrix.ToHSL(bmData, alpha);
BitmapFormat.Unlock(Data, bmData);
return(rgb);
}
