C#

using System;
using System.Windows;
using System.Drawing;
using System.Diagnostics;
using WpfAnimatedControl;
using System.Windows.Documents;
using System.Collections.Generic;

namespace AnimatedControlTester
{
    /// <summary>
    /// Interaction logic for Window1.xaml
    /// </summary>
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
            rich.Document = new System.Windows.Documents.FlowDocument();

            Paragraph p = new Paragraph();
            AnimatedImage aimg = new AnimatedImage();
            aimg.Stretch = System.Windows.Media.Stretch.None;
            System.Drawing.Image img;
            img = AnimatedControlTester.Resources.Hexe;
            aimg.LoadSmile((System.Drawing.Bitmap)img);
            p.Inlines.Add(aimg);
            rich.Document.Blocks.Add(p);

            image1.Source = p;
        }

        private void aimg_AnimatedBitmapChanged(object sender, RoutedPropertyChangedEventArgs<Bitmap> e)
        {
            Debug.WriteLine("AnimatedBitmapChanged event occured, add extra code here if necessary.");
        }
        
    }
}

Error	Default parameter specifiers are not permitted