Revit API PushButton Icon

/*************************************************/

/* .ico image embedded into .RESX file   * START */

            PushButton pButton = rPanel.AddItem(buttonData) as PushButton;

            Icon icon = Properties.Resources.AG_Asset_Protector_Icon;
            MemoryStream ms = new MemoryStream();
            icon.Save(ms);
            ms.Position = 0;
            BitmapImage bLargeImage = new BitmapImage();
            bLargeImage.BeginInit();
            bLargeImage.StreamSource = ms;
            bLargeImage.EndInit();
            pButton.LargeImage = bLargeImage;
            ms.Dispose();

/* .ico image embedded into .RESX file     * END */

/*************************************************/

/* .ico image embedded as file by itself * START */

            PushButton pButton = rPanel.AddItem(buttonData) as PushButton;

            BitmapImage bLargeImage = new BitmapImage();
            bLargeImage.BeginInit();
            bLargeImage.UriSource = new Uri("pack://application:,,,/AG_View_Bookmarks;component/Images/bookmark-ui-32.ico");
            bLargeImage.EndInit();
            pButton.LargeImage = bLargeImage;

            // bLargeImage.UriSource = new Uri("pack://application:,,,/AG_View_Bookmarks;component/Images/bookmark-ui-32.png");
            // ^-- Interestingly enough this below crops the image although it also is 32x32 like the ico...

/* .ico image embedded as file by itself   * END */

/*************************************************/

/* .ico image called from a directory    * START */

            PushButton pButton = rPanel.AddItem(buttonData) as PushButton;

            Uri uriImage = new Uri(@"c:\AG_Tools\AG_ButtonOpenSheets_P.ico");
            BitmapImage bLargeImage = new BitmapImage(uriImage);
            pButton.LargeImage = bLargeImage;

/* .ico image called from a directory      * END */

/*************************************************/