public FileContentResult Index(string filename, int w = 0, int h = 0) { try { string contentType = ""; var filePath = new FileInfo(Server.MapPath("~/App_Data/") + filename); var index = filename.LastIndexOf(".") + 1; var extension = filename.Substring(index).ToUpperInvariant(); // Fix for IE not handling jpg image types contentType = string.Compare(extension, "JPG") == 0 ? "image/jpeg" : string.Format("image/{0}", extension); Bitmap bmImage = null; if (w > 0 && h > 0) { //&format={3} string querySetting = String.Format("width={0};height={1};crop={2}", w, h, "auto"); var resizeSetting = new ResizeSettings(querySetting); bmImage = ImageBuilder.Current.Build(filePath.FullName, resizeSetting); } else { bmImage = ImageBuilder.Current.LoadImage(filePath.FullName, new ResizeSettings()); } byte[] byteArray = ImageHelpers.BitmapToBytes(bmImage); return(File(byteArray, contentType)); } catch { throw new FileNotFoundException(); } }