Commit 9063e751 authored by premathasara's avatar premathasara
Browse files

Merge branch '176-sba-decoder-error-with-dtx-at-80kbps-swb' into 'main' 

Bug fix of SBA front-VAD threshold with DTX on at 80 kbps - addressing issue #176 and #21

See merge request !224
parents 2b0245b9 01310088

lib_com/ivas_cnst.h

+3 −0
Original line number Diff line number Diff line
@@ -836,6 +836,9 @@ typedef enum { 
#define SBA_MIN_BRATE_HOA                       IVAS_256k

#define SBA_NHARM_HOA3                          16

#define SBA_T_DESIGN_11_SIZE                    70

#ifdef FIX_SBA_DTX_DECODE_ERROR

#define SBA_DTX_BITRATE_THRESHOLD               IVAS_80k

#endif



typedef enum 

{

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -152,6 +152,7 @@ 
#endif

#define FIX_I173_I174                                   /* Issues 173 and 174: Remove frame and subframe index from ISm metadata and headtracking respectively. */

#define FIX_TCX_DEC_RECONF_BFI

#define FIX_SBA_DTX_DECODE_ERROR                        /* Issue 176: SBA decoder error with DTX at 80kbps SWB, Issue 21: SBA front-VAD threshold (203) */



/* ################## End DEVELOPMENT switches ######################### */

/* clang-format on */

lib_enc/ivas_front_vad.c

+4 −0
Original line number Diff line number Diff line
@@ -396,7 +396,11 @@ ivas_error front_vad_spar( 
    hFrontVad = hSpar->hFrontVad;

    st = hSpar->hCoreCoderVAD;



#ifdef FIX_SBA_DTX_DECODE_ERROR

    if ( hEncoderConfig->Opt_DTX_ON && hEncoderConfig->ivas_total_brate <= SBA_DTX_BITRATE_THRESHOLD )

#else

    if ( hEncoderConfig->Opt_DTX_ON && hEncoderConfig->ivas_total_brate <= IVAS_80k )

#endif

    {

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

         * Initialization

lib_enc/ivas_spar_encoder.c

+5 −0
Original line number Diff line number Diff line
@@ -319,8 +319,13 @@ ivas_error ivas_spar_enc( 


    *nb_bits_metadata = hMetaData->nb_bits_tot;



#ifdef FIX_SBA_DTX_DECODE_ERROR

    /* Force IVAS front pre-proc decision for higher bitrates */

    if ( hEncoderConfig->ivas_total_brate > SBA_DTX_BITRATE_THRESHOLD || hEncoderConfig->Opt_DTX_ON == 0 )

#else

    /* temp hack to not force IVAS front pre-proc decision for higher bitrates */

    if ( hEncoderConfig->ivas_total_brate > IVAS_64k || hEncoderConfig->Opt_DTX_ON == 0 )

#endif

    {

        st_ivas->hSpar->front_vad_flag = 0;

    }