Commit 9226e8c9 authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

ivas_post_proc_fx() - Integrated in ivas_core_dec() and ivas_mct_dec() 

[x] The fixed point version of ivas_post_proc_fx() (merged in !99)
is integrated at the remaining function calls present in
ivas_core_dec() and ivas_mct_dec().
parent 91384ecb

lib_com/tcx_ltp_fx.c

+9 −9
Original line number Diff line number Diff line
@@ -115,10 +115,10 @@ void tcx_ltp_get_lpc_fx( 
    Word32 *A,

    const Word16 order )

{

    Word16 i, j, s, s2, tmp;

    Word32 r, L_tmp;

    Word16 i, j, s, s2;

    Word32 r, tmp, L_tmp;



    Word16 tmpbuf[L_FRAME_MAX], *p = x;

    Word32 tmpbuf[L_FRAME_MAX], *p = x;

    Word16 r_l[TCXLTP_LTP_ORDER + 1], r_h[TCXLTP_LTP_ORDER + 1];
@@ -136,8 +136,8 @@ void tcx_ltp_get_lpc_fx( 
        if ( L_tmp > 0 )

            r = L_shr( r, 2 );



        tmp = shl( x[j], s );

        r = L_mac0( r, tmp, tmp );

        tmp = L_shl( x[j], s );

        r = Madd_32_32( r, tmp, tmp );

    }

    r = L_max( r, L_shl( 100, shl( s, 1 ) ) );

    r = Mpy_32_16_1( r, 16386 /*1.0001f Q14*/ );
@@ -159,9 +159,9 @@ void tcx_ltp_get_lpc_fx( 
            move64();

            FOR( j = 0; j < L; j++ )

            {

                tmpbuf[j] = mult_r( x[j], tmp );

                move16();

                r64 = W_mac0_16_16( r64, tmpbuf[j], tmpbuf[j] );

                tmpbuf[j] = Mpy_32_32( x[j], tmp );

                move32();

                r64 = W_add( r64, W_mult0_32_32(tmpbuf[j], tmpbuf[j] ));

            }

            r = W_sat_l( r64 );

        }
@@ -188,7 +188,7 @@ void tcx_ltp_get_lpc_fx( 
            move64();

            FOR( j = 0; j < tmp; j++ )

            {

                r64 = W_mac0_16_16( r64, p[j], p[j + i] );

                r64 = W_add( r64, Mpy_32_32( p[j], p[j + i] ) );

            }

            r = W_sat_l( r64 );

        }

lib_dec/ivas_core_dec.c

+149 −0
Original line number Diff line number Diff line
@@ -878,7 +878,156 @@ ivas_error ivas_core_dec( 
        {

            if ( st->element_mode != IVAS_CPE_MDCT || sba_dirac_stereo_flag )

            {

#ifdef IVAS_FLOAT_FIXED

                Word32 synth_fx[CPE_CHANNELS][L_FRAME48k];

                for ( int k = 0; k < output_frame; k++ )

                {

                    synth_fx[n][k] = (Word32) ( synth[n][k] * ONE_IN_Q14 );

                }

                IF( hSCE != NULL )

                {

                    for ( int k = 0; k < output_frame; k++ )

                    {

                        hSCE->hCoreCoder[n]->hHQ_core->oldOut_fx[k] = (Word32) ( hSCE->hCoreCoder[n]->hHQ_core->old_out[k] * ONE_IN_Q14 );

                        if ( k < 111 )

                        {

                            hSCE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[k] = (Word32) ( hSCE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[k] * ONE_IN_Q14 );

                        }

                        if ( k < HQ_DELTA_MAX * HQ_DELAY_COMP )

                        {

                            hSCE->hCoreCoder[n]->delay_buf_out32_fx[k] = (Word32) ( hSCE->hCoreCoder[n]->delay_buf_out[k] * ONE_IN_Q14 );

                        }

                        hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_32[k] = (Word32)(hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_float[k] * ONE_IN_Q14);

                        if (k < TCXLTP_MAX_DELAY)

                        {

                          hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_32[k] = (Word32)(hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_float[k] * ONE_IN_Q14);

                        }

                    }

                    hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev = (Word16) ( hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev_float * ONE_IN_Q15 );

                    hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain = (Word16) ( hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_float * ONE_IN_Q15 );

                }

                ELSE

                {

                    if ( hCPE->hCoreCoder[n]->hTcxLtpDec != NULL )

                    {

                        if ( !( NE_16( hCPE->hCoreCoder[n]->core, TCX_20_CORE ) && NE_16( hCPE->hCoreCoder[n]->core, TCX_10_CORE ) ) )

                        {

                            for ( int k = 0; k < output_frame; k++ )

                            {

                                hCPE->hCoreCoder[n]->hHQ_core->oldOut_fx[k] = (Word32) ( hCPE->hCoreCoder[n]->hHQ_core->old_out[k] * ONE_IN_Q14 );

                                if ( k < 111 )

                                {

                                    hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[k] = (Word32) ( hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[k] * ONE_IN_Q14 );

                                }

                                if ( k < HQ_DELTA_MAX * HQ_DELAY_COMP )

                                {

                                    hCPE->hCoreCoder[n]->delay_buf_out32_fx[k] = (Word32) ( hCPE->hCoreCoder[n]->delay_buf_out[k] * ONE_IN_Q14 );

                                }

                            }

                        }

                        for ( int k = 0; k < output_frame; k++ )

                        {

                            hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_32[k] = (Word32) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_float[k] * ONE_IN_Q14 );

                            if ( k < TCXLTP_MAX_DELAY )

                            {

                                hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_32[k] = (Word32) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_float[k] * ONE_IN_Q14 );

                            }

                        }

                        hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev = (Word16) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev_float * ONE_IN_Q15 );

                        hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain = (Word16) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_float * ONE_IN_Q15 );

                    }

                    if ( !( ( hCPE->hCoreCoder[0]->element_mode != IVAS_CPE_DFT && !( sba_dirac_stereo_flag && hCPE->hCoreCoder[0]->element_mode != IVAS_CPE_MDCT ) ) || ( hCPE->hCoreCoder[0]->element_mode == IVAS_CPE_DFT && hCPE->nchan_out == 1 && hCPE->hStereoDft->hConfig->res_cod_mode == STEREO_DFT_RES_COD_OFF ) ) )

                    {

                        for ( int p = 0; p < L_FRAME48k; p++ )

                        {

                            hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_32[p] = (Word32) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_float[p] * ONE_IN_Q14 );

                            if ( p < TCXLTP_MAX_DELAY )

                            {

                                hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_in_32[p] = (Word32) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_in_float[p] * ONE_IN_Q14 );

                            }

                            if (p < NS2SA(hCPE->hCoreCoder[n]->output_Fs, STEREO_DFT32MS_OVL_NS))

                            {

                              hCPE->output_mem_fx[0][p] = (Word32)(hCPE->output_mem[0][p] * ONE_IN_Q14);

                              hCPE->output_mem_fx[1][p] = (Word32)(hCPE->output_mem[1][p] * ONE_IN_Q14);

                            }

                        }

                        hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev = (Word16) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev_float * ONE_IN_Q15 );

                        hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain = (Word16) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_float * ONE_IN_Q15 );

                    }

                }



                ivas_post_proc_fx( hSCE, hCPE, n, synth_fx[n], NULL, output_frame, sba_dirac_stereo_flag );



                for ( int k = 0; k < output_frame; k++ )

                {

                    synth[n][k] = (float) synth_fx[n][k] / ONE_IN_Q14;

                }

                IF( hSCE != NULL )

                {

                    for ( int k = 0; k < output_frame; k++ )

                    {

                        hSCE->hCoreCoder[n]->hHQ_core->old_out[k] = (float) hSCE->hCoreCoder[n]->hHQ_core->oldOut_fx[k] / ONE_IN_Q14;

                        if ( k < 111 )

                        {

                            hSCE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[k] = (float) hSCE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[k] / ONE_IN_Q14;

                        }

                        if ( k < ( HQ_DELTA_MAX * HQ_DELAY_COMP ) )

                        {

                            hSCE->hCoreCoder[n]->delay_buf_out[k] = (float) hSCE->hCoreCoder[n]->delay_buf_out32_fx[k] / ONE_IN_Q14;

                        }

                        hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_float[k] = (float)hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_32[k] / ONE_IN_Q14;

                        if (k < TCXLTP_MAX_DELAY)

                        {

                          hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_float[k] = (float)hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_32[k] / ONE_IN_Q14;

                        }

                    }

                    hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev_float = (float) hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev / ONE_IN_Q15;

                    hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_float = (float) hSCE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain / ONE_IN_Q15;

                }

                ELSE

                {

                    if ( hCPE->hCoreCoder[n]->hTcxLtpDec != NULL )

                    {

                        if ( !( NE_16( hCPE->hCoreCoder[n]->core, TCX_20_CORE ) && NE_16( hCPE->hCoreCoder[n]->core, TCX_10_CORE ) ) )

                        {

                            for ( int k = 0; k < 111; k++ )

                            {

                                    hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[k] = (float) hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[k] / ONE_IN_Q14;

                            }

                        }

                        for ( int k = 0; k < output_frame; k++ )

                        {

                            hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_float[k] = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_32[k] / ONE_IN_Q14;

                            if ( k < TCXLTP_MAX_DELAY )

                            {

                                hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_float[k] = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_32[k] / ONE_IN_Q14;

                            }

                        }

                        hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev_float = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev / ONE_IN_Q15;

                        hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_float = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain / ONE_IN_Q15;

                    }

                    if ( !( ( hCPE->hCoreCoder[0]->element_mode != IVAS_CPE_DFT && !( sba_dirac_stereo_flag && hCPE->hCoreCoder[0]->element_mode != IVAS_CPE_MDCT ) ) || ( hCPE->hCoreCoder[0]->element_mode == IVAS_CPE_DFT && hCPE->nchan_out == 1 && hCPE->hStereoDft->hConfig->res_cod_mode == STEREO_DFT_RES_COD_OFF ) ) )

                    {

                        for ( int p = 0; p < L_FRAME48k; p++ )

                        {

                            hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_float[p] = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_32[p] / ONE_IN_Q14;

                            if ( p < TCXLTP_MAX_DELAY )

                            {

                                hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_in_float[p] = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_in_32[p] / ONE_IN_Q14;

                            }

                            if (p < NS2SA(hCPE->hCoreCoder[n]->output_Fs, STEREO_DFT32MS_OVL_NS))

                            {

                              hCPE->output_mem[0][p] = (float)hCPE->output_mem_fx[0][p] / ONE_IN_Q14;

                              hCPE->output_mem[1][p] = (float)hCPE->output_mem_fx[1][p] / ONE_IN_Q14;

                            }

                        }

                        hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev_float = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev / ONE_IN_Q15;

                        hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_float = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain / ONE_IN_Q15;

                    }

                }

#else

                ivas_post_proc( hSCE, hCPE, n, synth[n], NULL, output_frame, sba_dirac_stereo_flag );

#endif // IVAS_FLOAT_FIXED

            }



            /* update OLA buffers - needed for switching to DFT stereo */

lib_dec/ivas_mct_dec.c

+95 −0
Original line number Diff line number Diff line
@@ -263,7 +263,102 @@ ivas_error ivas_mct_dec( 
        {

            if ( st_ivas->sba_dirac_stereo_flag && ( st_ivas->ivas_format != SBA_ISM_FORMAT || cpe_id >= nCPE - 2 ) )

            {

#ifdef IVAS_FLOAT_FIXED

                Word32 synth_fx[CPE_CHANNELS][L_FRAME48k];

                for ( int p = 0; p < L_FRAME48k; p++ )

                {

                    synth_fx[n][p] = (Word32) ( synth[n][p] * ONE_IN_Q14 );



                    if ( p < NS2SA( hCPE->hCoreCoder[n]->output_Fs, STEREO_DFT32MS_OVL_NS ) )

                    {

                        hCPE->output_mem_fx[0][p] = (Word32) ( hCPE->output_mem[0][p] * ONE_IN_Q14 );

                        hCPE->output_mem_fx[1][p] = (Word32) ( hCPE->output_mem[1][p] * ONE_IN_Q14 );

                    }



                    hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_32[p] = (Word32) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_float[p] * ONE_IN_Q14 );

                    if ( p < TCXLTP_MAX_DELAY )

                    {

                        hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_32[p] = (Word32) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_float[p] * ONE_IN_Q14 );

                    }

                }

                if (!(NE_16(hCPE->hCoreCoder[n]->core, TCX_20_CORE) && NE_16(hCPE->hCoreCoder[n]->core, TCX_10_CORE)))

                {

                  for (int k = 0; k < output_frame; k++)

                  {

                    hCPE->hCoreCoder[n]->hHQ_core->oldOut_fx[k] = (Word32)(hCPE->hCoreCoder[n]->hHQ_core->old_out[k] * ONE_IN_Q14);

                    if (k < 111)

                    {

                      hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[k] = (Word32)(hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[k] * ONE_IN_Q14);

                    }

                    if (k < HQ_DELTA_MAX * HQ_DELAY_COMP)

                    {

                      hCPE->hCoreCoder[n]->delay_buf_out32_fx[k] = (Word32)(hCPE->hCoreCoder[n]->delay_buf_out[k] * ONE_IN_Q14);

                    }

                  }

                }

                if ( !( ( hCPE->hCoreCoder[n]->element_mode != IVAS_CPE_DFT && !( st_ivas->sba_dirac_stereo_flag && hCPE->hCoreCoder[n]->element_mode != IVAS_CPE_MDCT ) ) || ( hCPE->hCoreCoder[n]->element_mode == IVAS_CPE_DFT && hCPE->nchan_out == 1 && hCPE->hStereoDft->hConfig->res_cod_mode == STEREO_DFT_RES_COD_OFF ) ) )

                {

                    for ( int p = 0; p < L_FRAME48k; p++ )

                    {

                        hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_32[p] = (Word32) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_float[p] * ONE_IN_Q14 );

                        if ( p < TCXLTP_MAX_DELAY )

                        {

                            hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_in_32[p] = (Word32) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_in_float[p] * ONE_IN_Q14 );

                        }

                    }

                    hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev = (Word16) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev_float * ONE_IN_Q15 );

                    hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain = (Word16) ( hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_float * ONE_IN_Q15 );

                }

                hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev = (Word16) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev_float * ONE_IN_Q15 );

                hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain = (Word16) ( hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_float * ONE_IN_Q15 );

                for ( int p = 0; p < 111; p++ )

                {

                    hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[p] = (Word32) ( hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[p] * ONE_IN_Q14 );

                }



                ivas_post_proc_fx( NULL, hCPE, n, synth_fx[n], NULL, output_frame, 1 );



                for ( int p = 0; p < L_FRAME48k; p++ )

                {

                    synth[n][p] = (float) synth_fx[n][p] / ONE_IN_Q14;



                    if ( p < NS2SA( hCPE->hCoreCoder[n]->output_Fs, STEREO_DFT32MS_OVL_NS ) )

                    {

                        hCPE->output_mem[0][p] = (float) hCPE->output_mem_fx[0][p] / ONE_IN_Q14;

                        hCPE->output_mem[1][p] = (float) hCPE->output_mem_fx[1][p] / ONE_IN_Q14;

                    }



                    hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_float[p] = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_out_32[p] / ONE_IN_Q14;

                    if ( p < TCXLTP_MAX_DELAY )

                    {

                        hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_float[p] = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_mem_in_32[p] / ONE_IN_Q14;

                    }

                }

                if (!(NE_16(hCPE->hCoreCoder[n]->core, TCX_20_CORE) && NE_16(hCPE->hCoreCoder[n]->core, TCX_10_CORE)))

                {

                  for (int k = 0; k < 111; k++)

                  {

                      hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_float[k] = (float)hCPE->hCoreCoder[n]->hTcxDec->FBTCXdelayBuf_32[k] / ONE_IN_Q14;

                  }

                }

                hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev_float = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_post_prev / ONE_IN_Q15;

                hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain_float = (float) hCPE->hCoreCoder[n]->hTcxLtpDec->tcxltp_gain / ONE_IN_Q15;

                if ( !( ( hCPE->hCoreCoder[n]->element_mode != IVAS_CPE_DFT && !( st_ivas->sba_dirac_stereo_flag && hCPE->hCoreCoder[n]->element_mode != IVAS_CPE_MDCT ) ) || ( hCPE->hCoreCoder[n]->element_mode == IVAS_CPE_DFT && hCPE->nchan_out == 1 && hCPE->hStereoDft->hConfig->res_cod_mode == STEREO_DFT_RES_COD_OFF ) ) )

                {

                    for ( int p = 0; p < L_FRAME48k; p++ )

                    {

                        hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_float[p] = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_32[p] / ONE_IN_Q14;

                        if ( p < TCXLTP_MAX_DELAY )

                        {

                            hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_float[p] = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_mem_out_32[p] / ONE_IN_Q14;

                        }

                    }

                    hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev_float = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_post_prev / ONE_IN_Q15;

                    hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain_float = (float) hCPE->hStereoDft->hTcxLtpDec->tcxltp_gain / ONE_IN_Q15;

                }

#else

                ivas_post_proc( NULL, hCPE, n, synth[n], NULL, output_frame, 1 );

#endif // IVAS_FLOAT_FIXED

            }



            /* Postprocessing for ACELP/MDCT core switching and synchronization */