clip_2n_helper()

__inline int32_t clip_2n_helper	(	int32_t	val,
		int32_t	n )

Definition at line 68 of file coder.h.

                                                                    {
    int32_t sign = val >> 31;
    int32_t shifted;
    int32_t mask;
 
    if (n < 31) {
        shifted = val >> n;
        mask = (1L << n) - 1;
    } else {
        /* Handle edge case where n >= 31 */
        shifted = sign;
        mask = 0x7FFFFFFF;
    }
 
    if (sign != shifted) {
        val = sign ^ mask;
    }
    return val;
}

References FL_NOEXCEPT.