InputStream stream = null;
                try {
                    stream = new FileInputStream(Gdx.files.getExternalStoragePath() + "photo1.png");
                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                }
                try {
                    stream.read(selectedImage.toPNGData().getBytes());

                } catch (IOException e) {
                    e.printStackTrace();
                }