Commit 8adcc59e authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Merge branch '3gpp_issue_1006_fix' into 'main' 

Fix for 3GPP issue 1006: Very high MLD for 7_1_4, 160kbps, -26LKFS input, with...

See merge request !773
parents be145e8a 030ac1b8

lib_dec/ivas_lfe_plc_fx.c

+4 −8
Original line number Diff line number Diff line
@@ -1201,7 +1201,7 @@ static void recover_samples_fx( 
    Word16 d_r_q_fx[LFE_PLC_LPCORD + 1], d_a_q_fx[LFE_PLC_LPCORD + 1];

    Word32 d_r_fx[LFE_PLC_LPCORD + 1], zeroes_fx[LFE_PLC_RECLEN];

    Word32 delta_fx, fac_fx, att_fx, temp;

    Word16 delta_q_fx, fac_q_fx, att_q_fx, temp_q, exp1, exp2;

    Word16 delta_q_fx, fac_q_fx, temp_q, exp1, exp2;



    Copy32( outbuf_fx, d_outbuf_fx, LFE_PLC_BUFLEN );
@@ -1229,17 +1229,14 @@ static void recover_samples_fx( 
        fac_q_fx = Q29;

        move16();

    }

    att_fx = ONE_IN_Q30;

    att_fx = ONE_IN_Q31;

    move32();

    att_q_fx = Q30;

    move16();



    IF( GE_16( bfi_count, LFE_PLC_MUTE_THR ) )

    {

        att_fx = LFE_PLC_BURST_ATT_Q31;

        move32();

        fac_fx = Mpy_32_32( fac_fx, att_fx );

        fac_q_fx = sub( add( fac_q_fx, att_q_fx ), 31 );

    }



    FOR( i = 1; i <= LFE_PLC_LPCORD; i++ )
@@ -1265,10 +1262,9 @@ static void recover_samples_fx( 
            temp_q = Q30;

            move16();

        }

        exp1 = norm_l( att_fx );

        exp2 = norm_l( temp );

        temp = Mpy_32_32( L_shl( att_fx, exp1 ), L_shl( temp, exp2 ) );

        temp_q = sub( add( add( att_q_fx, exp1 ), add( temp_q, exp2 ) ), 31 );

        temp = Mpy_32_32( att_fx, L_shl( temp, exp2 ) );

        temp_q = add( temp_q, exp2 );



        exp1 = norm_l( fac_fx );

        exp2 = norm_l( temp );