//obtain L component as CIE1976 experiment, somewhere find coefficient, but less a bit ~ 2.4 :3
public static double[,] FakeCIE1976L(Bitmap img)
{
List <ArraysListDouble> lab = RGBandLab.RGB2Lab(img);
double[,] L = lab[0].Color;
L = L.ArrayMultByConst(2.57);
return(L);
}
private static int[,] Speckle(int[,] arr, double variance, double[,] noise)
{
int[,] result = new int[arr.GetLength(0), arr.GetLength(1)];
var temp = noise.ArrayMultByConst(Math.Sqrt(variance)).ArraySumWithConst(1);
result = arr.ImageUint8ToDouble().ArrayMultElements(temp).ImageDoubleToUint8();
return(result);
}
