from typing import Tuple


def hflip_bboxes_helper(bbox: Tuple, **kwargs) -> Tuple:
    """
    When the src image is horizontally flipped, the bounding box also gets horizontally
    flipped
    """
    left_factor, upper_factor, right_factor, lower_factor = bbox
    return (1 - right_factor, upper_factor, 1 - left_factor, lower_factor)