读取项目中的图片文件

public BitmapImage ReadImageByResource(string url)
        {
            BitmapImage bitmapImage;
            try
            {
                Uri imgBoom = new Uri(url, UriKind.Relative);
                StreamResourceInfo info = Application.GetResourceStream(imgBoom);
                bitmapImage = new BitmapImage();
                bitmapImage.BeginInit();
                bitmapImage.StreamSource = info.Stream;
                bitmapImage.EndInit();
                return bitmapImage;
            }
            catch (Exception) { return null; }
        }