Commit 2e471cbd authored by Mohammadreza Naghibzadeh's avatar Mohammadreza Naghibzadeh
Browse files

remove realBuffer_fx,imagBuffer_fx normalization

parent 042d9e81

lib_enc/ivas_core_enc_fx.c

+2 −16
Original line number Diff line number Diff line
@@ -698,25 +698,12 @@ ivas_error ivas_core_enc_fx( 
            /* Common pre-processing for SWB(FB) TBE and SWB(FB) BWE */

            /* Scaling cldfb_state_fx */

#ifdef FIX_2021_BANDWIDTH_EXTENSION_PROBLEM

            Word16 shift, scf_cldfb, scf_min = 31;

            move16();

            FOR( int i = 0; i < CLDFB_NO_COL_MAX; i++ )

            {

                scf_min = s_min( scf_min, L_norm_arr( realBuffer_fx[n][i], CLDFB_NO_CHANNELS_MAX ) );

                scf_min = s_min( scf_min, L_norm_arr( imagBuffer_fx[n][i], CLDFB_NO_CHANNELS_MAX ) );

            }

            FOR( int i = 0; i < CLDFB_NO_COL_MAX; i++ )

            {

                scale_sig32( realBuffer_fx[n][i], CLDFB_NO_CHANNELS_MAX, scf_min );

                scale_sig32( imagBuffer_fx[n][i], CLDFB_NO_CHANNELS_MAX, scf_min );

            }

            q_re_im_buf[n] = add( q_re_im_buf[n], scf_min );



            Word16 shift, scf_cldfb;

            scf_cldfb = L_norm_arr( st->cldfbSynTd->cldfb_state_fx, st->cldfbSynTd->p_filter_length );



            IF( NE_32( scf_cldfb, 31 ) )

            {

                scale_sig32( st->cldfbSynTd->cldfb_state_fx, st->cldfbSynTd->p_filter_length, scf_cldfb ); // st->cldfbSynTd->Q_cldfb_state -> q_realImagBuffer

                scale_sig32( st->cldfbSynTd->cldfb_state_fx, st->cldfbSynTd->p_filter_length, scf_cldfb );

                st->cldfbSynTd->Q_cldfb_state = add( st->cldfbSynTd->Q_cldfb_state, scf_cldfb );



                shift = sub( st->cldfbSynTd->Q_cldfb_state, sub( q_re_im_buf[n], 1 ) );
@@ -735,7 +722,6 @@ ivas_error ivas_core_enc_fx( 
                    st->cldfbSynTd->Q_cldfb_state = q_re_im_buf[n];

                }

            }



#else

            scale_sig32( st->cldfbSynTd->cldfb_state_fx, st->cldfbSynTd->p_filter_length, sub( q_re_im_buf[n], st->cldfbSynTd->Q_cldfb_state ) ); // st->cldfbSynTd->Q_cldfb_state -> q_realImagBuffer

#endif