def get_square_box(big, small):
    """
    :param big: Bigger side
    :param small: Smaller side
    :return: tuple(x1,x2,y1,y2) if big is width and (y1,y2,x1,x2) if big is height
    """
    b1 = (big - small) / 2
    b2 = b1 + small
    s1 = 0
    s2 = small

    return b1, b2, s1, s2