Commit 15e944dd authored by vaclav's avatar vaclav
Browse files

issue 299 - fix Band-width switching issues in ISM format; under FIX_299_ISM_BWS

parent 5500e3f9

lib_com/options.h

+2 −0
Original line number Diff line number Diff line
@@ -156,6 +156,8 @@ 
#define FIX_293_EXT_RENDERER_CLI                        /* FhG: Fix bugs in external renderer CLI */

#define FIX_268                                         /* Issue 268: Add low cost dry-run of memory analysis */

#define LOW_RATE_TRANS_FIX                              /* Eri: Fix for critical item during transitions */

#define FIX_299_ISM_BWS                                 /* VA: issue 299 - fix Band-width switching issues in ISM format */





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

/* clang-format on */

lib_dec/core_switching_dec.c

+5 −1
Original line number Diff line number Diff line
@@ -1039,7 +1039,11 @@ void bandwidth_switching_detect( 
    {

        st->bws_cnt1 = 0;

    }

    else if ( st->total_brate > ACELP_9k60 && st->last_core_brate < ACELP_9k60 && st->bwidth == SWB && st->last_bwidth == WB )

    else if ( st->total_brate > ACELP_9k60 && st->last_core_brate < ACELP_9k60 && st->bwidth == SWB && st->last_bwidth == WB

#ifdef FIX_299_ISM_BWS

              && st->last_low_rate_mode == 0

#endif

    )

    {

        st->bws_cnt1++;

    }

lib_dec/init_dec.c

+3 −0
Original line number Diff line number Diff line
@@ -107,6 +107,9 @@ ivas_error init_decoder( 
    st->last_good = UNVOICED_CLAS;

    st->clas_dec = UNVOICED_CLAS;

    st->low_rate_mode = 0;

#ifdef FIX_299_ISM_BWS

    st->last_low_rate_mode = 0;

#endif



    st->lp_gainp = 0.0f;

    st->lp_gainc = 0.0f;

lib_dec/stat_dec.h

+3 −0
Original line number Diff line number Diff line
@@ -934,6 +934,9 @@ typedef struct Decoder_State 
    int16_t ini_frame;               /* initialization frames counter */

    int16_t prev_coder_type;         /* coding type of last frame */

    int16_t low_rate_mode;           /* low-rate mode flag */

#ifdef FIX_299_ISM_BWS

    int16_t last_low_rate_mode; /* previous frame low-rate mode flag */

#endif



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

     * ACELP core parameters

lib_dec/updt_dec.c

+2 −0
Original line number Diff line number Diff line
@@ -647,6 +647,8 @@ void updt_dec_common( 
        st->last_bits_frame_nominal = st->bits_frame_nominal;

    }



    st->last_low_rate_mode = st->low_rate_mode;



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

     * Increase the counter of initialization frames

     * Limit the max number of init. frames