public Niblack(Form1 form)
{
InitializeComponent();
mainForm = form;
picture = (Bitmap)mainForm.Picture.Clone();
binary = new BinarizationComponent(mainForm);
}
private void button1_Click(object sender, EventArgs e)
{
int threshold = int.Parse(int32TextBox1.Text);
if (threshold > 255 || threshold < 0)
{
MessageBox.Show("Zła wartość progu. Prawidłowa jest pomedzy 0 a 255");
}
else
{
mainForm.savedBitmap.Push((Bitmap)mainForm.Picture.Clone());
if (mainForm.savedBitmap.Count() >= 0)
{
mainForm.button1.Enabled = true;
}
BinarizationComponent binary = new BinarizationComponent(mainForm);
binary.ManualThreshold(new Bitmap(picture), threshold);
this.Close();
}
}
private void trackBar1_Scroll(object sender, EventArgs e)
{
BinarizationComponent binary = new BinarizationComponent(mainForm);
binary.PercentOfBlackThreshold(new Bitmap(picture), trackBar1.Value * 2);
}
public void ZhangSuenAlgorithm(Bitmap image)
{
Zad7.BinarizationComponent binarize = new Zad7.BinarizationComponent(mainForm);
originalImage = new Bitmap(binarize.TransformOtsu(new Bitmap(image)));
width = originalImage.Width;
height = originalImage.Height;
filteredImage = new Bitmap(image);
CustomBitmapProcessing data = new CustomBitmapProcessing(originalImage);
CustomBitmapProcessing dataOut = new CustomBitmapProcessing(filteredImage);
data.LockBits();
dataOut.LockBits();
imageM = new int[height, width];
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
int col = (data.GetPixel(i, j) & 0xFF);
imageM[i, j] = BinaryValidator(col);
}
}
while (true)
{
int[,] start = new int[height, width];
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
start[i, j] = imageM[i, j];
}
}
thiningIteration(0);
thiningIteration(1);
bool same = true;
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
if (start[i, j] != imageM[i, j])
{
same = false;
goto MainforLoop;
}
}
}
MainforLoop:
if (same)
{
break;
}
}
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width; j++)
{
int col;
col = BinaryValidator2(imageM[i, j]);
int rgb = col + (col << 8) + (col << 16);
dataOut.SetPixel(i, j, rgb);
}
}
data.UnlockBits();
dataOut.UnlockBits();
mainForm.Picture = (Bitmap)filteredImage.Clone();
mainForm.pictureBox1.Image = (Bitmap)filteredImage.Clone();
}
