From Emgu CV: OpenCV in .NET (C#, VB, C++ and more)
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System Requirement
Component |
Requirement |
Detail
|
Emgu CV |
Version 2.0.1.0 |
Available only from SVN
|
Operation System |
Cross Platform |
|
Source Code
#region generate random points
System.Random r = new Random();
int sampleCount = 100;
Ellipse modelEllipse = new Ellipse(new PointF(200, 200), new SizeF(90, 60), -60);
PointF[] pts = PointCollection.GeneratePointCloud(modelEllipse, sampleCount);
#endregion
Stopwatch watch = Stopwatch.StartNew();
CircleF circle = PointCollection.MinEnclosingCircle(pts);
watch.Stop();
#region draw the points and the circle
Image<Bgr, byte> img = new Image<Bgr, byte>(400, 400, new Bgr(Color.White));
img.Draw(circle, new Bgr(Color.Red), 1);
foreach (PointF p in pts)
img.Draw(new CircleF(p, 2), new Bgr(Color.Green), 1);
#endregion
ImageViewer.Show(img, String.Format("Time used: {0} milliseconds", watch.ElapsedMilliseconds));
Result