public Complex[,] ToComplex(Bitmap image)
{
if (!Grayscale.IsGrayscale(image))
{
throw new Exception("Source image must not be color");
}
int[,] array2d = ToInteger(image);
return(ToComplex(array2d));
}
public int[,] ToInteger(Bitmap input)
{
if (!Grayscale.IsGrayscale(input))
{
throw new Exception("Source image must not be color");
}
int Width = input.Width;
int Height = input.Height;
int[,] array2d = new int[Width, Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
Color cl = input.GetPixel(x, y);
int gray = (int)Convert.ChangeType(cl.R * 0.3 + cl.G * 0.59 + cl.B * 0.11, typeof(int));
array2d[x, y] = gray;
}
}
return(array2d);
}
