@Override
  public void onCameraParametersSetup() {
    // replace here with [CF] mode as default.
    // Also, check if [CF] is available, and if not - set [AF], if [AF] is
    // not available - set first available
    preferenceFocusMode =
        ApplicationScreen.instance.getFocusModePref(ApplicationScreen.sDefaultFocusValue);

    int[] supportedFocusModes = CameraController.getSupportedFocusModes();
    if (supportedFocusModes != null && supportedFocusModes.length > 0) {
      if (!CameraController.isModeAvailable(supportedFocusModes, preferenceFocusMode)
          && preferenceFocusMode != CameraParameters.MF_MODE) {
        if (CameraController.isModeAvailable(supportedFocusModes, CameraParameters.AF_MODE_AUTO))
          preferenceFocusMode = CameraParameters.AF_MODE_AUTO;
        else preferenceFocusMode = supportedFocusModes[0];
      }
    }

    initializeParameters();

    initialize(CameraController.isFrontCamera(), 90);
    initializeSoundPlayers(
        ApplicationScreen.getAppResources().openRawResourceFd(R.raw.plugin_vf_focus_ok),
        ApplicationScreen.getAppResources().openRawResourceFd(R.raw.plugin_vf_focus_false));

    cancelAutoFocus();

    // Set the length of focus indicator according to preview frame size.
    int len = Math.min(mPreviewWidth, mPreviewHeight) / 25;
    ViewGroup.LayoutParams layout = mFocusIndicator.getLayoutParams();
    layout.width =
        (int)
            (len
                * ApplicationScreen.getAppResources()
                    .getInteger(R.integer.focusIndicator_cropFactor));
    layout.height =
        (int)
            (len
                * ApplicationScreen.getAppResources()
                    .getInteger(R.integer.focusIndicator_cropFactor));
    mFocusIndicator.requestLayout();

    layout = mMeteringIndicator.getLayoutParams();
    layout.width =
        (int)
            (len
                * ApplicationScreen.getAppResources()
                    .getInteger(R.integer.focusIndicator_cropFactor));
    layout.height =
        (int)
            (len
                * ApplicationScreen.getAppResources()
                    .getInteger(R.integer.focusIndicator_cropFactor));
    mMeteringIndicator.requestLayout();
  }