@FloatRange(from = 0f, to = 1f) public float getAnimatedValueAbsolute() {
    if (composition == null) {
      return 0;
    }
    return (frame - composition.getStartFrame()) / (composition.getEndFrame() - composition.getStartFrame());

  }
Returns the current value of the animation from 0 to 1 regardless
of the animation speed, direction, or min and max frames.
lottie/src/main/java/com/airbnb/lottie/utils/LottieValueAnimator.java