/// <summary>
/// Captures a screen shot of a specific window, and saves it to a file
/// </summary>
/// <param name="handle"></param>
/// <param name="filename"></param>
/// <param name="format"></param>
public static void CaptureWindowToFile(IntPtr handle, string filename, ImageFormat format)
{
DirectBitmap img = CaptureWindow(handle);
img.Save(filename, format);
}
/// <summary>
/// Captures a screen shot of the entire desktop, and saves it to a file
/// </summary>
/// <param name="filename"></param>
/// <param name="format"></param>
public static void CaptureScreenToFile(string filename, ImageFormat format)
{
DirectBitmap img = CaptureScreen();
img.Save(filename, format);
}