View source for WPF in CSharp

== System Requirement ==
{| style="text-align:center" border="1px" cellpadding="10" cellspacing="0"
!Component || Requirement || Detail 
|-
|Emgu CV || Version 1.5 ||  
|-
|Operation System || Windows Only || Mono do not implement WPF
|}

== Source Code ==
Use the following ToBitmapSource function to convert an IImage (which could be any of Image<TColor, TDepth> class) to a WPF BitmapSource.
 
<source lang="csharp">
...
using Emgu.CV;
using System.Runtime.InteropServices;
...

        /// <summary>
        /// Delete a GDI object
        /// </summary>
        /// <param name="o">The poniter to the GDI object to be deleted</param>
        /// <returns></returns>
        [DllImport("gdi32")]
        private static extern int DeleteObject(IntPtr o);

        /// <summary>
        /// Convert an IImage to a WPF BitmapSource. The result can be used in the Set Property of Image.Source
        /// </summary>
        /// <param name="image">The Emgu CV Image</param>
        /// <returns>The equivalent BitmapSource</returns>
        public static BitmapSource ToBitmapSource(IImage image)
        {
            using (System.Drawing.Bitmap source = image.Bitmap)
            {
                IntPtr ptr = source.GetHbitmap(); //obtain the Hbitmap
               
                BitmapSource bs = System.Windows.Interop.Imaging.CreateBitmapSourceFromHBitmap(
                    ptr,
                    IntPtr.Zero,
                    Int32Rect.Empty,
                    System.Windows.Media.Imaging.BitmapSizeOptions.FromEmptyOptions());

                DeleteObject(ptr); //release the HBitmap
                return bs;
            }
        }
</source>