public abstract byte Filter(int x, int y, int i, int j, List <float> localArea, byte[,] input, float grayScaleClamp, UseMask e);
public override byte Filter(int x, int y, int i, int j, List <float> localArea, byte[,] input, float grayScaleClamp, UseMask e)
{
if (e != UseMask.Greyscale)
{
grayScaleClamp = 255;
}
localArea.Add(input[x - this.StartEnd + i, y - this.StartEnd + j] + this.Kernel[i, j]);
return((byte)Math.Round(Clamp(localArea.Max(), 0f, grayScaleClamp)));
}
public virtual byte[,] Morph(byte[,] input, UseMask E)
{
var image = new byte[input.GetLength(0), input.GetLength(1)];
for (var x = this.StartEnd; x < input.GetLength(0) - this.StartEnd; x++)
{
for (var y = this.StartEnd; y < input.GetLength(1) - this.StartEnd; y++)
{
switch (E)
{
case UseMask.Binary when HelperFunctions.GlobalMask[x, y] == 255:
{
var localArea = new List <float>(this.Kernel.GetLength(0) * this.Kernel.GetLength(0)); // storage of local area
for (byte i = 0; i < this.Kernel.GetLength(0); i++)
{
for (byte j = 0; j < this.Kernel.GetLength(1); j++)
{
if (HelperFunctions.GlobalMask[x - this.StartEnd + i, y - this.StartEnd + j] == 255)
{
image[x, y] = Filter(x, y, i, j, localArea, input, 100, E);
}
}
}
break;
}
// don't filter this pixel
case UseMask.Binary:
image[x, y] = input[x, y];
break;
case UseMask.Greyscale:
{
var localArea = new List <float>(this.Kernel.GetLength(0) * this.Kernel.GetLength(0)); // storage of local area
for (byte i = 0; i < this.Kernel.GetLength(0); i++)
{
for (byte j = 0; j < this.Kernel.GetLength(1); j++)
{
image[x, y] = Filter(x, y, i, j, localArea, input, HelperFunctions.GlobalMask[x, y], E); // use the mask's position as the max or min clamp value for grayscale masks
}
}
break;
}
default:
{
var localArea = new List <float>(this.Kernel.GetLength(0) * this.Kernel.GetLength(0)); // storage of local area
for (byte i = 0; i < this.Kernel.GetLength(0); i++)
{
for (byte j = 0; j < this.Kernel.GetLength(1); j++)
{
image[x, y] = Filter(x, y, i, j, localArea, input, 100, E); // Perform the normal erosion/dilation without a mask (the 100 argument here gets changed in Filter)
}
}
break;
}
}
}
}
if (this.Times > 1)
{
this.Times--;
image = Morph(image, E);
}
Console.WriteLine("[Morphology] Dilation or Erosion was applied " + this.Times + " time(s) with a " + this.Kernel.GetLength(0) + "x" + this.Kernel.GetLength(1) + " kernel with " + E + " Mask.");
HelperFunctions.GlobalMask = HelperFunctions.CropImage(HelperFunctions.GlobalMask, this.StartEnd);
return(HelperFunctions.CropImage(image, this.StartEnd));
}