Commit e413837d authored by Sandesh Venkatesh's avatar Sandesh Venkatesh
Browse files

Encoder paths float code cleanup, LTV crash fixes, Q-info updates for lib_com files 

[x] Intermediate float conversion cleanup, float structure variable cleanup
[x] Q-info updates for lib_com files
[x] LTV crash issue fixes for encoder: +10db ltv case: [ltv-Multi-channel 5_1 at 13.2 kbps, 48kHz in, 48kHz out]
parent 0c981e1d

lib_com/cldfb.c

+12 −25
Original line number Diff line number Diff line
@@ -1829,54 +1829,43 @@ ivas_error openCldfb_ivas( 
ivas_error openCldfb_ivas_enc(

    HANDLE_CLDFB_FILTER_BANK *h_cldfb, /* i/o: filter bank handle                */

    CLDFB_TYPE type,                   /* i  : analysis or synthesis             */

    const int32_t sampling_rate,       /* i  : sampling rate                     */

    const Word32 sampling_rate,        /* i  : sampling rate                     */

    CLDFB_PROTOTYPE prototype          /* i  : CLDFB version (1.25ms/5ms delay)  */

)

{

    HANDLE_CLDFB_FILTER_BANK hs;

    int16_t buf_len;

    Word16 buf_len;



    if ( ( hs = (HANDLE_CLDFB_FILTER_BANK) malloc( sizeof( CLDFB_FILTER_BANK ) ) ) == NULL )

    IF( ( hs = (HANDLE_CLDFB_FILTER_BANK) malloc( sizeof( CLDFB_FILTER_BANK ) ) ) == NULL )

    {

        return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for CLDFB" );

    }



    hs->type = type;

    move32();

    hs->prototype = prototype;

    move32();



#ifndef IVAS_FLOAT_FIXED

    configureCldfb_ivas_enc( hs, sampling_rate );

    hs->memory_flt = NULL;

#else

    configureCldfb_ivas_enc_fx( hs, sampling_rate );

#endif

    hs->memory_length = 0;

    move32();



    if ( type == CLDFB_ANALYSIS )

    IF( type == CLDFB_ANALYSIS )

    {

        buf_len = hs->p_filter_length - hs->no_channels;

#ifdef IVAS_FLOAT_FIXED

        buf_len = sub( hs->p_filter_length, hs->no_channels );

        hs->FilterStates = (Word16 *) malloc( ( 9 + 16 ) * CLDFB_getNumChannels( sampling_rate ) * sizeof( Word16 ) );

        hs->FilterStates_eg = 0;

#endif

        move16();

    }

    else

    ELSE

    {

        buf_len = hs->p_filter_length;

#ifdef IVAS_FLOAT_FIXED

        move16();

        hs->FilterStates = (Word16 *) malloc( 2 * ( 9 + 16 ) * CLDFB_getNumChannels( sampling_rate ) * sizeof( Word16 ) );

        hs->FilterStates_eg = 0;

#endif

        move16();

    }



#ifndef IVAS_FLOAT_FIXED

    if ( ( hs->cldfb_state = (float *) malloc( buf_len * sizeof( float ) ) ) == NULL )

    {

        return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for CLDFB" );

    }

    set_f( hs->cldfb_state, 0.0f, buf_len );

#endif

#ifdef IVAS_FLOAT_FIXED

    if ( ( hs->cldfb_state_fx = (Word32 *) malloc( buf_len * sizeof( Word32 ) ) ) == NULL )

    {

        return IVAS_ERROR( IVAS_ERR_FAILED_ALLOC, "Cannot allocate memory for CLDFB" );
@@ -1890,8 +1879,6 @@ ivas_error openCldfb_ivas_enc( 
    move16();

    set16_fx( hs->FilterStates, 0, i_mult( 9 + 16, hs->no_channels ) );

    set16_fx( hs->FilterStates_e, 0, sizeof( hs->FilterStates_e ) / sizeof( hs->FilterStates_e[0] ) );

#endif // IVAS_FLOAT_FIXED





    *h_cldfb = hs;

lib_com/fd_cng_com_fx.c

+4 −4
Original line number Diff line number Diff line
@@ -175,8 +175,10 @@ void initFdCngCom( HANDLE_FD_CNG_COM hFdCngCom, Word16 scale ) 
    assert( 2048 /*1.0/(1<<4) Q15*/ < mult( scale, scale ) );

    /* Exponent invScalingFactor: -16 = -(2*7 (scale) + 2 (8.0) */

    hFdCngCom->invScalingFactor = shl( mult( scale, scale ), 1 );

    move16();

    /* Exponent scalingFactor: -15 = -(2*7 (scale) + 2 (8.0) - 1 (1.0)) */

    hFdCngCom->scalingFactor = div_s( 0x4000, hFdCngCom->invScalingFactor );

    move16();



    /* Initialize the overlap-add */

    set16_fx( hFdCngCom->timeDomainBuffer, 0, L_FRAME16k );
@@ -185,10 +187,8 @@ void initFdCngCom( HANDLE_FD_CNG_COM hFdCngCom, Word16 scale ) 
    set16_fx( hFdCngCom->olapBufferAna_fx, 0, FFTLEN );

#endif // IVAS_FLOAT_FIXED



    move16();

    set16_fx( hFdCngCom->olapBufferSynth, 0, FFTLEN );

    hFdCngCom->olapBufferSynth2 = NULL;

    move16();



    /* Initialize the comfort noise generation */

    set32_fx( hFdCngCom->fftBuffer, 0, FFTLEN );
@@ -228,9 +228,9 @@ void initFdCngCom( HANDLE_FD_CNG_COM hFdCngCom, Word16 scale ) 
    hFdCngCom->seed = 0;

    move16();

    // hFdCngCom->seed2 = 1;

    move16();

    // move16();

    // hFdCngCom->seed3 = 2;

    move16();

    // move16();

    hFdCngCom->CngBitrate = -1;

    move16();

lib_com/gs_preech.c

+7 −7
Original line number Diff line number Diff line
@@ -376,16 +376,16 @@ void pre_echo_att_ivas_fx( 
        /*-------------------------------------------------------*

         * In normal cases, just compute the energy of the frame

         *-------------------------------------------------------*/

        Word16 exp_etmp = sub( 15, Q_new );

        etmp_fx = sum2_16_exp_fx( exc_fx, L_frame, &exp_etmp, 7 ); /* Q = 31-exp_etmp */



        etmp_fx = sum2_fx( exc_fx, L_frame ); /*2*Q_new+1 */



        etmp_fx = L_shr( etmp_fx, add( 8 + 1 - 4, shl( Q_new, 1 ) ) ); /*2*Q_new+1 //INV_L_FRAME = 1/256 -> Q4*/

        etmp_fx = L_shr( etmp_fx, 8 ); /*31-exp_etmp//INV_L_FRAME = 1/256*/



        if ( EQ_16( L_frame, L_FRAME16k ) )

        IF( EQ_16( L_frame, L_FRAME16k ) )

        {

            etmp_fx = Mpy_32_16_1( etmp_fx, 26214 /* 0.8 in Q15 */ ); /*2*Q_new+1*/

            etmp_fx = Mpy_32_16_1( etmp_fx, 26214 /* 0.8 in Q15 */ ); /*31 - exp_etmp*/

        }

        *Last_frame_ener_fx = etmp_fx;

        *Last_frame_ener_fx = L_shl( etmp_fx, sub( shl( Q_new, 1 ), sub( 30 /*31-1*/, exp_etmp ) ) ); /*2*Q_new+1*/

        move32();                                                                                     /*2*Q_new+1*/

    }

lib_com/lerp.c

+108 −108

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lib_com/limit_t0_fx.c

+30 −29

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