final LinearLayout backgroundOne = (LinearLayout) findViewById(R.id.background_one);
    final LinearLayout backgroundTwo = (LinearLayout) findViewById(R.id.background_two);
    final ValueAnimator animator = ValueAnimator.ofFloat(0.0f, -1.0f);
    animator.setRepeatCount(ValueAnimator.INFINITE);
    animator.setInterpolator(new LinearInterpolator());
    animator.setDuration(1500L);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                final float progress = (float)
                animation.getAnimatedValue();
                final float width = backgroundOne.getWidth();
                final float translationX = width * progress;
                backgroundOne.setTranslationX(translationX);
                backgroundTwo.setTranslationX(translationX + width); } });
    animator.start();