public static List <Rectangle> getRectsByColorHsv(Image <Bgr, byte> original, Hsv lower, Hsv higher)
{
List <Rectangle> rectangles = new List <Rectangle>();
var filtered = ColorFilterer.filterByHsv(original, lower, higher);
VectorOfVectorOfPoint contoursDetected = new VectorOfVectorOfPoint();
CvInvoke.FindContours(filtered, contoursDetected, null, Emgu.CV.CvEnum.RetrType.List, Emgu.CV.CvEnum.ChainApproxMethod.ChainApproxSimple);
VectorOfVectorOfPoint contoursArray = new VectorOfVectorOfPoint();
int count = contoursDetected.Size;
for (int i = 0; i < count; i++)
{
using (VectorOfPoint currContour = contoursDetected[i])
{
if (currContour.Size > 50)
{
Rectangle rect = CvInvoke.BoundingRectangle(currContour);
contoursArray.Push(currContour);
rectangles.Add(rect);
}
}
}
return(rectangles);
}
private void begin_Click(object sender, EventArgs e)
{
Capture capture = new Capture(0); //create a camera captue
ImageViewer imageViewer = new ImageViewer();
Application.Idle += new EventHandler(delegate(object sender1, EventArgs e2)
{
Image = capture.QueryFrame().ToImage <Bgr, byte>();
Bitmap bitmap = ColorFilterer.filterByHsv(Image, new Hsv((double)numericUpDown1.Value, (double)numericUpDown2.Value, (double)numericUpDown3.Value), new Hsv((double)numericUpDown4.Value, (double)numericUpDown5.Value, (double)numericUpDown6.Value)).ToBitmap();
List <Rectangle> rectangles = ColorFilterer.getRectsByColorHsv(Image, new Hsv((double)numericUpDown1.Value, (double)numericUpDown2.Value, (double)numericUpDown3.Value), new Hsv((double)numericUpDown4.Value, (double)numericUpDown5.Value, (double)numericUpDown6.Value));
// Create a blank bitmap with the same dimensions
for (int i = 0; i < rectangles.Count; i++)
{
Image.Draw(rectangles[i], new Bgr(0, 53, 163), 10);
Console.WriteLine(rectangles[i]);
}
pictureBox1.Image = Image.ToBitmap();
});
}
private void setValue()
{
orangeImage = ColorFilterer.filterByHsv(Image, new Hsv((double)numericUpDown1.Value, (double)numericUpDown2.Value, (double)numericUpDown3.Value), new Hsv((double)numericUpDown4.Value, (double)numericUpDown5.Value, (double)numericUpDown6.Value));
}
