private byte[,] GetRobertsEdgeMatrix()
{
byte[,] f = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
int width = f.GetLength(0);
int height = f.GetLength(1);
byte[,] g = new byte[width - 1, height - 1];
for (int x = 0; x < width - 1; x++)
{
for (int y = 0; y < height - 1; y++)
{
g[x, y] = (byte)(Math.Abs(f[x + 1, y + 1] - f[x, y]) + Math.Abs(f[x, y + 1] - f[x + 1, y]));
if (g[x, y] > 255)
{
g[x, y] = 255;
}
if (g[x, y] < 0)
{
g[x, y] = 0;
}
}
}
return(g);
}
private void добавитьШумToolStripMenuItem_Click(object sender, EventArgs e)
{
NoiseForm noiseForm = new NoiseForm();
noiseForm.Owner = this;
noiseForm.ShowDialog();
}
private void лапласианToolStripMenuItem_Click(object sender, EventArgs e)
{
byte[,] f = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
int width = f.GetLength(0);
int height = f.GetLength(1);
byte[,] g = new byte[width - 2, height - 2];
int Vf = 0;
for (int x = 1; x < width - 1; x++)
{
for (int y = 1; y < height - 1; y++)
{
Vf = f[x + 1, y] + f[x, y + 1] + f[x - 1, y] + f[x, y - 1] - 4 * f[x, y];
g[x - 1, y - 1] = (byte)Vf;
if (g[x - 1, y - 1] > 255)
{
g[x - 1, y - 1] = 255;
}
if (g[x - 1, y - 1] < 0)
{
g[x - 1, y - 1] = 0;
}
}
}
alteredImageBox.Image = GetImageFromMatrix(g);
}
private void построениеОстоваToolStripMenuItem_Click(object sender, EventArgs e)
{
this.Enabled = false;
byte[,] f = MakeBinaryImage(NoiseForm.GetBrightnessMatrix(originalImageBox.Image));
alteredImageBox.Image = GetImageFromMatrix(Skeletonization(f));
Enabled = true;
}
private void методКближайшихСоседейToolStripMenuItem_Click(object sender, EventArgs e)
{
SetNForm setN = new SetNForm();
setN.Owner = this;
setN.ShowDialog();
byte[,] f = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
KNearestNeighbors(f);
}
private void UseFirstMask()
{
byte[,] imageBrightness = NoiseForm.GetBrightnessMatrix(image);
int width = imageBrightness.GetLength(0);
int height = imageBrightness.GetLength(1);
for (int i = 0; i < width; i++)
{
for (int j = 1; j < height - 1; j++)
{
byte[] array = new byte[3] {
imageBrightness[i, j - 1], imageBrightness[i, j], imageBrightness[i, j + 1]
};
imageBrightness[i, j] = array.OrderBy(q => q).ToArray()[1];
}
}
mainForm.alteredImageBox.Image = MainForm.GetImageFromMatrix(imageBrightness);
}
private void UseSecondMask()
{
byte[,] imageBrightness = NoiseForm.GetBrightnessMatrix(image);
int width = imageBrightness.GetLength(0);
int height = imageBrightness.GetLength(1);
byte[,] t = new byte[width - 2, height - 2];
for (int i = 1; i < width - 1; i++)
{
for (int j = 1; j < height - 1; j++)
{
byte[] array = new byte[] { imageBrightness[i - 1, j + 1], imageBrightness[i, j + 1], imageBrightness[i + 1, j + 1],
imageBrightness[i - 1, j], imageBrightness[i, j], imageBrightness[i + 1, j],
imageBrightness[i - 1, j - 1], imageBrightness[i, j - 1], imageBrightness[i + 1, j - 1] };
t[i - 1, j - 1] = array.OrderBy(q => q).ToArray()[5];
}
}
mainForm.alteredImageBox.Image = MainForm.GetImageFromMatrix(t);
}
private void originalImageBox_MouseClick(object sender, MouseEventArgs e)
{
if (alteredImageBox.Image != null)
{
paintedOver = NoiseForm.GetBrightnessMatrix(alteredImageBox.Image);
}
else
{
paintedOver = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
}
paintedOver[e.X, e.Y] = 0;
PaintOver(e.X, e.Y + 1);
PaintOver(e.X + 1, e.Y);
PaintOver(e.X - 1, e.Y);
PaintOver(e.X, e.Y - 1);
int width = paintedOver.GetLength(0), height = paintedOver.GetLength(1), pixel;
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
pixel = paintedOver[i, j];
try
{
alteredImage.SetPixel(i, j, Color.FromArgb(pixel, pixel, pixel));
}
catch
{
alteredImage = new Bitmap(originalImageBox.Image);
alteredImage.SetPixel(i, j, Color.FromArgb(pixel, pixel, pixel));
}
}
}
alteredImageBox.Image = alteredImage;
}
private void UseThirdMask()
{
byte[,] br = NoiseForm.GetBrightnessMatrix(image);
int width = br.GetLength(0);
int height = br.GetLength(1);
byte[,] t = new byte[width - 4, height - 4];
for (int i = 2; i < width - 2; i++)
{
for (int j = 2; j < height - 2; j++)
{
byte[] array = new byte[] {
br[i, j + 2],
br[i - 1, j + 1], br[i, j + 1], br[i + 1, j + 1],
br[i - 2, j], br[i - 1, j], br[i, j], br[i + 1, j], br[i + 2, j],
br[i - 1, j - 1], br[i, j - 1], br[i + 1, j - 1],
br[i, j - 2]
};
t[i - 2, j - 2] = array.OrderBy(q => q).ToArray()[7];
}
}
mainForm.alteredImageBox.Image = MainForm.GetImageFromMatrix(t);
}
private Bitmap MakeErosion()
{
int k = 2;
if (mask3x3.Checked)
{
k = 1;
}
else if (mask5x5.Checked)
{
k = 2;
}
else if (mask7x7.Checked)
{
k = 3;
}
else if (mask9x9.Checked)
{
k = 4;
}
byte[,] f = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
int width = f.GetLength(0), height = f.GetLength(1);
bool flag = false;
Bitmap image = new Bitmap(width - 2 * k, height - 2 * k);
for (int x = k; x < width - k; x++)
{
for (int y = k; y < height - k; y++)
{
for (int i = -k; i < k; i++)
{
for (int j = -k; j < k; j++)
{
if (f[x + i, y + j] >= 128)
{
flag = true;
}
else
{
flag = false;
}
}
if (!flag)
{
break;
}
}
if (flag)
{
image.SetPixel(x - k, y - k, Color.FromArgb(255, 255, 255));
}
else
{
image.SetPixel(x - k, y - k, Color.FromArgb(0, 0, 0));
}
}
}
return(image);
}
private void сглаживаниеПоОднороднойОкрестностиToolStripMenuItem_Click(object sender, EventArgs e)
{
byte[,] f = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
SmoothingOver(f);
}
private void локальноеУсреднениеToolStripMenuItem_Click(object sender, EventArgs e)
{
byte[,] f = NoiseForm.GetBrightnessMatrix(originalImageBox.Image);
LocalAveraging(f);
}
private void эрозияToolStripMenuItem1_Click(object sender, EventArgs e)
{
byte[,] g = MakeBinaryImage(NoiseForm.GetBrightnessMatrix(originalImage));
byte[,] f = Erosion(g);
alteredImageBox.Image = GetImageFromMatrix(f);
}