Capture the form on the screen during runtime
Are you interested in video capturing then you can use this article which is about Capture the form on the screen during runtime
With .NET 2.0, screen capturing becomes much more flexible and easier. The following code sample will capture the runtime forms image on to bitmap file. Put this code in the click event of the form so that you can capture the form in any state.
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(this.Width, this.Height);
this.DrawToBitmap(bmp, this.ClientRectangle);
bmp.Save("c:\\formimage.bmp");

You can try this code