@Override
 protected void onResume() {
   LanguageUtils.setLanguage(Config.LANGUAGE, this);
   super.onResume();
   mRecognizerView.resume();
   mMediaPlayer = MediaPlayer.create(this, R.raw.beep);
 }
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    LanguageUtils.setLanguage(Config.LANGUAGE, this);
    super.onCreate(savedInstanceState);

    // create recognizer view
    mRecognizerView = new RecognizerView(this);

    /*
     * Prepare settings for recognition.
     */
    RecognizerSettings[] settArray = Config.getRecognizerSettings();
    if (settArray != null) {
      mRecognizerView.setRecognitionSettings(settArray);
    }

    /* add license that allows creating custom camera overlay - obtain your key at
     * https://microblink.com/idscan
     */
    try {
      mRecognizerView.setLicenseKey(
          "UF57DWJN-MCIEASQR-3FUVQU2V-WQ2YBMT4-SH4UTH2I-Z6MDB6FO-36NHEV7P-CZYI7I5N"); // demo
                                                                                      // license key
                                                                                      // for package
                                                                                      // com.microblink.blinkid
    } catch (InvalidLicenceKeyException e) {
      e.printStackTrace();
      Log.e(TAG, "Invalid licence key!");
      Toast.makeText(this, "Invalid licence key!", Toast.LENGTH_SHORT).show();
      finish();
    }

    // scan result listener will be notified when scan result gets available
    mRecognizerView.setScanResultListener(this);
    // camera events listener receives events such as when camera preview has started
    // or there was an error while starting the camera
    mRecognizerView.setCameraEventsListener(this);
    // orientation allowed listener is asked if orientation is allowed when device orientation
    // changes - if orientation is allowed, rotatable views will be rotated to that orientation
    mRecognizerView.setOrientationAllowedListener(this);
    // on size changed listener is notified whenever the size of the view is changed (for example
    // when transforming the view from portrait to landscape or vice versa)
    mRecognizerView.setOnSizeChangedListener(this);

    // recognizer view events listener gets notified when recognizer did not detect anything
    // or has detected an object represented with quadrilateral or points of interest
    // it also gets notified when camera cannot perform focusing
    mRecognizerView.setRecognizerViewEventListener(this);
    // orientation change listener is notified when device orientation changes, regardless
    // of underlying activity's configuration settings
    mRecognizerView.setOrientationChangeListener(this);

    // set initial orientation
    if (Config.IS_LANDSCAPE) {
      mRecognizerView.setInitialOrientation(Orientation.ORIENTATION_LANDSCAPE_RIGHT);
    } else {
      mRecognizerView.setInitialOrientation(Orientation.ORIENTATION_PORTRAIT);
    }

    // initialize QuadView
    mQuadView =
        new QuadView(
            this,
            null,
            new IdQuadDrawer(new IdQuadTransformer(0.45f, Orientation.ORIENTATION_PORTRAIT)),
            0.0,
            0.6,
            mRecognizerView.getHostScreenOrientation());
    mQuadView.setMovable(Config.VIEWFINDER_MOVEABLE);

    // add quadView to BlinkIdView as non-rotatable (fixed) view
    mRecognizerView.addChildView(mQuadView, false);

    // initialize buttons and status view
    View view = getLayoutInflater().inflate(R.layout.default_photopay_viewfinder, null);

    /** setup back button */
    mBackButton = (Button) view.findViewById(R.id.defaultBackButton);
    mBackButton.setText(getString(R.string.photopayHome));

    mBackButton.setOnClickListener(
        new View.OnClickListener() {

          @Override
          public void onClick(View v) {
            setResult(Activity.RESULT_CANCELED);
            finish();
          }
        });

    mTorchButton = (Button) view.findViewById(R.id.defaultTorchButton);
    mTorchButton.setVisibility(View.GONE);

    mStatusTextView = (TextView) view.findViewById(R.id.defaultStatusTextView);
    // hide status text
    mStatusTextView.setVisibility(View.INVISIBLE);

    // you need to pass all activity's lifecycle methods to RecognizerView
    // make sure you've called create after you've set all settings to RecognizerView
    mRecognizerView.create();
    setContentView(mRecognizerView);

    // add buttons and status view as rotatable view to BlinkIdView (it will be rotated even if
    // activity remains in portrait/landscape)
    // allowed orientations are controlled via OrientationAllowedListener
    mRecognizerView.addChildView(view, true);
  }