WPF 引用DLL纯图像资源包类库中的图片

 /// <summary>
        /// 读取符号（图片资源库中的文件）
        /// </summary>
        /// <param name="symbolName"></param>
        /// <returns></returns>
        public static ImageBrush GetImagebrush(string ImageName)
        {
            ImageBrush imageBrush = new ImageBrush();
            System.Resources.ResourceManager rm = ImageLibrary.Properties.Resources.ResourceManager;
            System.Drawing.Bitmap b = (System.Drawing.Bitmap)rm.GetObject(ImageName);
            imageBrush.ImageSource = ToWpfBitmap(b);
            return imageBrush;
        }

 public static BitmapSource ToWpfBitmap(Bitmap bitmap)
        {
            using (MemoryStream stream = new MemoryStream())
            {
                //注意：转换的图片的原始格式ImageFormat设为BMP、JPG、PNG等
                bitmap.Save(stream, ImageFormat.Png);

                stream.Position = 0;
                BitmapImage result = new BitmapImage();
                result.BeginInit();
                // According to MSDN, "The default OnDemand cache option retains access to the stream until the image is needed."
                // Force the bitmap to load right now so we can dispose the stream.
                result.CacheOption = BitmapCacheOption.OnLoad;
                result.StreamSource = stream;
                result.EndInit();
                result.Freeze();
                return result;
            }
        }