public void changeCameraParameters(final CameraParametersCallback callback) {
        Util.validateMainThread();

        if (open) {
            cameraThread.enqueue(() -> cameraManager.changeCameraParameters(callback));
        }
    }
Changes the settings for Camera.

@param callback {@link CameraParametersCallback}
zxing-android-embedded/src/com/journeyapps/barcodescanner/camera/CameraInstance.java