Commit b7e64490 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Merge branch '3gpp_issue_1141_fix_2' into 'main' 

Fix for 3GPP issue 1141: Overflow in W_extract_l - Part 2

See merge request !943
parents 57703a10 a337f67e

lib_enc/cod4t64_fast.c

+24 −1
Original line number Diff line number Diff line
@@ -770,7 +770,30 @@ void acelp_fast_fx( 
                    alp_pos3++;

                }



                i = emaximum_32fx( Q_dn, dn, L_subfr, &L_tmp1 );

                Word16 k;

                Word64 W_tmp, W_tmp1;

                Word64 emax;



                emax = W_mult0_32_32( dn[0], dn[0] );

                i = 0;

                move16();



                FOR( k = 1; k < L_subfr; k++ )

                {

                    W_tmp = W_mult0_32_32( dn[k], dn[k] );

                    W_tmp1 = W_sub( W_tmp, emax );

                    if ( W_tmp1 > 0 )

                    {

                        i = k;

                        move16();

                    }

                    if ( LE_64( emax, W_tmp ) )

                    {

                        emax = W_tmp;

                        move64();

                    }

                }



                track = i % nb_tracks;

                move16();