Как установить изображение с SD-карты в iText Pdf

try
        {
            String photoPath = Environment.getExternalStorageDirectory()+"/gtu.png";
            BitmapFactory.Options options = new BitmapFactory.Options();
            options.inPreferredConfig = Bitmap.Config.ARGB_8888;
            Bitmap bmp = BitmapFactory.decodeFile(photoPath, options);

            //InputStream ims = con.getAssets().open("prof_image.png");
            //Bitmap bmp = BitmapFactory.decodeStream(ims);
            ByteArrayOutputStream stream = new ByteArrayOutputStream();
            bmp.compress(Bitmap.CompressFormat.PNG, 100, stream);
            Image image = Image.getInstance(stream.toByteArray());
            image.setAlignment(Image.ALIGN_RIGHT);

            cell.addElement(image);
            //cell.setHorizontalAlignment(Element.ALIGN_CENTER); //alignment
            //cell.setBackgroundColor(new GrayColor(0.75f)); //cell background color
            cell.setFixedHeight(60); //cell height
            table.addCell(cell);
        }
        catch (MalformedURLException e)
        {
            e.printStackTrace();
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }