public void ThresholdFilterOneXTwo() // 1x2
{
var original = new double[, ] {
{ 1, 0 }
};
var expected = new double[, ] {
{ 1.0, 0.0 }
};
var actual = ThresholdFilterClass.ThresholdFilter(original, 0.5);
Assert.AreEqual(expected, actual);
}
private static void Main()
{
var bmp = (Bitmap)Image.FromFile("eurobot.bmp");
var pixels = LoadPixels(bmp);
var form = new Form
{
ClientSize = new Size(3 * ResizeRate * bmp.Width, 2 * ResizeRate * bmp.Height)
};
var panel = new TableLayoutPanel
{
RowCount = 2,
ColumnCount = 3,
Dock = DockStyle.Fill
};
form.Controls.Add(panel);
panel.Controls.Add(CreateBox(ConvertToBitmap(pixels)), 0, 0);
var grayscale = Grayscale.ToGrayscale(pixels);
panel.Controls.Add(CreateBox(ConvertToBitmap(grayscale)), 1, 0);
var clear = MedianFiltere.MedianFilter(grayscale);
panel.Controls.Add(CreateBox(ConvertToBitmap(clear)), 2, 0);
var sobell = SobelFilterClass.SobelFilter(clear, new double[, ] {
{ -1, -2, -1 }, { 0, 0, 0 }, { 1, 2, 1 }
});
panel.Controls.Add(CreateBox(ConvertToBitmap(sobell)), 0, 1);
var trashhold = ThresholdFilterClass.ThresholdFilter(sobell, 0.1);
panel.Controls.Add(CreateBox(ConvertToBitmap(trashhold)), 1, 1);
var bitmap = ConvertToBitmap(sobell);
using (var g = Graphics.FromImage(bitmap))
{
var lines = HoughTransform.HoughAlgorithm(sobell);
var pen = new Pen(Color.Red, 2);
foreach (var e in lines)
{
g.DrawLine(pen, e.X0 * ResizeRate, e.Y0 * ResizeRate, e.X1 * ResizeRate, e.Y1 * ResizeRate);
}
}
panel.Controls.Add(CreateBox(bitmap), 2, 1);
Application.Run(form);
}