public void playSound(int soundId) {
        if ((soundId == CameraSound.SHUTTER_CLICK) || (soundId == CameraSound.START_VIDEO_RECORDING) || (soundId == CameraSound.STOP_VIDEO_RECORDING))
          mShutterSoundPreference = new ShutterSoundPreference(this, null);
          if (mShutterSoundPreference.getValue().equals("on"))
            mCameraSound.playSound(soundId);
    }