static void RENAME(vertical_compose53iL0)(uint8_t *_b0, uint8_t *_b1, uint8_t *_b2,

                                          int width)

{

    int i;

    TYPE *b0 = (TYPE *)_b0;

    TYPE *b1 = (TYPE *)_b1;

    TYPE *b2 = (TYPE *)_b2;

    for (i = 0; i < width; i++)

        b1[i] -= (b0[i] + b2[i] + 2) >> 2;

}
