private void padMaskButton_Click(object sender, EventArgs e)
{
Bitmap image = paddedImagePictureBox.Image as Bitmap;
int combinedWidth = (int)Tools.ToNextPow2(Convert.ToUInt32(image.Width));
int combinedHeight = (int)Tools.ToNextPow2(Convert.ToUInt32(image.Height));
//Sleuth eye
___kernel.Pad(image.Width, image.Height, combinedWidth, combinedHeight);
paddedMaskPictureBox.Image = ___kernel.ToBitmapPadded();
paddedKassWitkinMaskTextBox.Text = "" + paddedMaskPictureBox.Image.Width + " X " + paddedMaskPictureBox.Image.Height;
}
public List <Bitmap> Apply(Bitmap bitmap)
{
Kernels = new List <KassWitkinKernel>();
double degrees = FilterAngle;
KassWitkinKernel kernel;
for (int i = 0; i < NoOfFilters; i++)
{
kernel = new KassWitkinKernel();
kernel.Width = KernelDimension;
kernel.Height = KernelDimension;
kernel.CenterX = (kernel.Width) / 2;
kernel.CenterY = (kernel.Height) / 2;
kernel.Du = 2;
kernel.Dv = 2;
kernel.ThetaInRadian = Tools.DegreeToRadian(degrees);
kernel.Compute();
//SleuthEye
kernel.Pad(kernel.Width, kernel.Height, WidthWithPadding, HeightWithPadding);
Kernels.Add(kernel);
degrees += degrees;
}
List <Bitmap> list = new List <Bitmap>();
Bitmap image = (Bitmap)bitmap.Clone();
Complex[,] cImagePadded = ImageDataConverter.ToComplex(image);
FourierTransform ftForImage = new FourierTransform(cImagePadded); ftForImage.ForwardFFT();
Complex[,] fftImage = ftForImage.FourierImageComplex;
foreach (KassWitkinKernel k in Kernels)
{
Complex[,] cKernelPadded = k.ToComplexPadded();
Complex[,] convolved = Convolution.ConvolveInFrequencyDomain(fftImage, cKernelPadded);
Bitmap temp = ImageDataConverter.ToBitmap(convolved);
list.Add(temp);
}
return(list);
}