static void DoErosion(ConvolutionWindow window, ImageData toCompute)
{
List <Color> colorList = new List <Color>();
for (int Yindex = 0; Yindex < toCompute.image.Height; Yindex++)
{
for (int Xindex = 0; Xindex < toCompute.image.Width; Xindex++)
{
window.sumElements.Clear();
window.ConvolutionWindowPixelsSum(toCompute.image, Xindex, Yindex);
int min = window.sumElements.Min();
colorList.Add(Color.FromArgb(min, min, min));
}
}
int indexColor = 0;
for (int yIndex = 0; yIndex < toCompute.image.Height; yIndex++)
{
for (int xIndex = 0; xIndex < toCompute.image.Width; xIndex++)
{
toCompute.image.SetPixel(xIndex, yIndex, colorList[indexColor]);
indexColor++;
}
}
}
public static void DoFilters(ImageData toCompute, string ConvolutionWindowDiameter, string convolutionWindowFilter, bool saveResult)
{
ConvolutionWindow window = CreateConvolutionWindow.DoCreate(ConvolutionWindowDiameter, convolutionWindowFilter);
ChooseConvolution(window, toCompute);
if (saveResult == true)
{
toCompute.SaveBitmap(savePath);
}
}
static void DoMedianFilter(ConvolutionWindow window, ImageData toCompute)
{
for (int yIndex = 0; yIndex < toCompute.image.Height; yIndex++)
{
for (int xIndex = 0; xIndex < toCompute.image.Width; xIndex++)
{
window.pixelsCounter = 0;
window.sumElements.Clear();
window.ConvolutionWindowPixelsSum(toCompute.image, xIndex, yIndex);
int sum = (window.sumElements.Sum()) / window.pixelsCounter;
Color pixelColor = Color.FromArgb(sum, sum, sum);
toCompute.image.SetPixel(xIndex, yIndex, pixelColor);
}
}
}
static void DoColoredMedianFilter(ConvolutionWindow window, ImageData toCompute)
{
for (int yIndex = 0; yIndex < toCompute.image.Height; yIndex++)
{
for (int xIndex = 0; xIndex < toCompute.image.Width; xIndex++)
{
window.pixelsCounter = 0;
window.sumColoredElements.Clear();
window.ConvolutionWindowPixelsSumForColoredFilters(toCompute.image, xIndex, yIndex);
float sum = (window.sumColoredElements.Sum()) / window.pixelsCounter;
HSVColor pixelHSVColor = HSVColor.RGBtoHSV(toCompute.image.GetPixel(xIndex, yIndex));
Color pixelColor = HSVColor.HSVtoRGB(new HSVColor(pixelHSVColor.hue, pixelHSVColor.saturation, sum));
toCompute.image.SetPixel(xIndex, yIndex, pixelColor);
}
}
}
public static ConvolutionWindow DoCreate(string diameter) //Create a Median Filter Window with the selected diameter
{
int diameterTemp = 0;
if ((!int.TryParse(diameter, out diameterTemp)) || (diameterTemp % 2 == 0))
{
Console.WriteLine("Given diameter is invalid!");
return(null);
}
ConvolutionWindow window = new ConvolutionWindow(diameterTemp);
if (window.totalPixel == 0)
{
Console.WriteLine("The chosen convolution window does not contain any pixels!");
return(null);
}
return(window);
}
static void ChooseConvolution(ConvolutionWindow window, ImageData toCompute)
{
if (window.processingFilter == "negative")
{
DoNegativeFilter(toCompute);
savePath = "results/" + toCompute.fileName + "NegativeFilterResult.bmp";
}
else if (window.processingFilter == "median")
{
DoMedianFilter(window, toCompute);
savePath = "results/" + toCompute.fileName + "MedianFilterResult.bmp";
}
else if (window.processingFilter == "colored")
{
DoColoredMedianFilter(window, toCompute);
savePath = "results/" + toCompute.fileName + "ColoredMedianFilterResult.bmp";
}
else if (window.processingFilter == "dilation")
{
DoDilation(window, toCompute);
savePath = "results/" + toCompute.fileName + "DilationResult.bmp";
}
else if (window.processingFilter == "erosion")
{
DoErosion(window, toCompute);
savePath = "results/" + toCompute.fileName + "ErosionResult.bmp";
}
else if (window.processingFilter == "closing")
{
DoDilation(window, toCompute);
DoErosion(window, toCompute);
savePath = "results/" + toCompute.fileName + "ClosingResult.bmp";
}
else if (window.processingFilter == "opening")
{
DoErosion(window, toCompute);
DoDilation(window, toCompute);
savePath = "results/" + toCompute.fileName + "OpeningResult.bmp";
}
}
public static ConvolutionWindow DoCreate(string diameter, string filter) //Create a Window with the selected diameter and filter
{
int diameterTemp = 0;
if ((!int.TryParse(diameter, out diameterTemp)) || (diameterTemp % 2 == 0))
{
Console.WriteLine("Given diameter is invalid!");
return(null);
}
if ((filter != "median") && (filter != "dilation") && (filter != "erosion") && (filter != "opening") && (filter != "closing") && (filter != "colored") && (filter != "negative"))
{
filter = "median";
}
ConvolutionWindow window = new ConvolutionWindow(diameterTemp, filter);
if (window.totalPixel == 0)
{
Console.WriteLine("The chosen convolution window does not contain any pixels!");
return(null);
}
return(window);
}
