Commit f8d76af6 authored by Fabian Bauer's avatar Fabian Bauer
Browse files

minor: comments

parent d9d181a8

lib_enc/swb_bwe_enc_lr_fx.c

+2 −3
Original line number Diff line number Diff line
@@ -175,10 +175,9 @@ static Word16 GetSubbandCorrIndex2_har_fx( /* o : 
            L_corr_sq = L_mult_o( corr_sq_hi_fx, corr_sq_hi_fx, &Overflow ); /* (((Qhi:Qsh+exp_norm_hi-16)+Qss+1)+exp_norm-16)*2+1 */

#ifdef ISSUE_1799_replace_L_shr_o

            L_corr_sq = L_shr_sat( L_corr_sq, s_min( shl( exp_norm, 1 ), 31 ) ); /* (QCorr-16)*2+1 */

            /*  Catching an Overflow: solve MAX_32 = x / 2^y for integers x < 2^31 and y :

            /*  Catching a false-positive Overflow: solve MAX_32 = x * 2^y for integers x < 2^31 and y :

                x has to be MAX_32 and y has to be 0

                So, a saturated overflow has occured if the result is MAX_32 and y is != 0

                THe case MIN_32 with negative x is not valid since x is calculated by square */

                So, a saturated overflow has occured if the result is MAX_32 and y is != 0*/

            test();

            IF( L_corr_sq == MAX_32 && ( exp_norm < 0 ) )

            {