Commit b4057c0d authored by vaclav's avatar vaclav
Browse files

FIX_1500_ISM_MD_DTX

parent 94fd13cb

lib_com/options.h

+1 −0
Original line number Diff line number Diff line
@@ -133,6 +133,7 @@ 
#define FIX_2261_REMOVE_LP_RESCALING                    /* VA: Remove of unnecessary lpc coefficient rescaling */

#define FIX_2320_OOB_SCE_SWITCHING                      /* VA: basop issue 2320: Correct the length of the buffer to be scaled in SCE/CPE switching */

#define FIX_2302_LSF_CDBK_THRESHOLD                     /* VA: basop issue 2302: fix threshold for LSF Q codebook-type decision  */

#define FIX_1500_ISM_MD_DTX                             /* VA: float issue 1500: fix ISM elevation metadata smoothing in DTX */



/* ##################### End NON-BE switches ########################### */

lib_dec/ivas_ism_metadata_dec_fx.c

+14 −10
Original line number Diff line number Diff line
@@ -54,8 +54,8 @@ static Word16 decode_radius_fx( DEC_CORE_HANDLE st0, Word16 *last_radius_idx, Wo 


#define IVAS_ISM_DTX_HO_MAX 5



#define CNG_MD_MAX_DIFF_AZIMUTH   5

#define CNG_MD_MAX_DIFF_ELEVATION 5

#define CNG_MD_MAX_DIFF_AZIMUTH_FX   ( 5 << Q22 )

#define CNG_MD_MAX_DIFF_ELEVATION_FX ( 5 << Q22 )



#define MAX_BITS_ISM_METADATA ( 2 * ISM_EXTENDED_METADATA_BITS + MAX_NUM_OBJECTS * ( 1 /*number of objects*/ + ISM_METADATA_MD_FLAG_BITS + 2 * ISM_METADATA_FLAG_BITS + ISM_METADATA_IS_NDP_BITS + 1 /*abs.flag*/ + ISM_AZIMUTH_NBITS + ISM_ELEVATION_NBITS + 1 /*abs.flag*/ + ISM_RADIUS_NBITS + 1 /*abs.flag*/ + ISM_AZIMUTH_NBITS + ISM_ELEVATION_NBITS ) + 10 /* margin */ ) /* max. bit-budget of ISM metadata */
@@ -95,20 +95,20 @@ static void ism_metadata_smooth_fx( 
        }



        test();

        IF( GT_32( ism_total_brate, IVAS_SID_5k2 ) && GT_32( L_abs( diff_fx ), L_shl( IVAS_ISM_DTX_HO_MAX * CNG_MD_MAX_DIFF_AZIMUTH, Q22 ) ) )

        IF( GT_32( ism_total_brate, IVAS_SID_5k2 ) && GT_32( L_abs( diff_fx ), IVAS_ISM_DTX_HO_MAX * CNG_MD_MAX_DIFF_AZIMUTH_FX ) )

        {

            /* skip the smoothing */

        }

        ELSE IF( GT_32( L_abs( diff_fx ), L_shl( CNG_MD_MAX_DIFF_AZIMUTH, Q22 ) ) )

        ELSE IF( GT_32( L_abs( diff_fx ), CNG_MD_MAX_DIFF_AZIMUTH_FX ) )

        {

            Word32 temp;

            IF( ( diff_fx > 0 ) )

            {

                temp = L_shl( CNG_MD_MAX_DIFF_AZIMUTH, Q22 );

                temp = CNG_MD_MAX_DIFF_AZIMUTH_FX;

            }

            ELSE

            {

                temp = L_negate( L_shl( CNG_MD_MAX_DIFF_AZIMUTH, Q22 ) );

                temp = CNG_MD_MAX_DIFF_AZIMUTH_FX;

            }

            hIsmMetaData->azimuth_fx = L_add( hIsmMetaData->last_azimuth_fx, temp );

            move32();
@@ -129,20 +129,24 @@ static void ism_metadata_smooth_fx( 
        diff_fx = L_sub( hIsmMetaData->last_true_elevation_fx, hIsmMetaData->last_elevation_fx );



        test();

        IF( GT_32( ism_total_brate, IVAS_SID_5k2 ) && GT_32( diff_fx, L_shl( IVAS_ISM_DTX_HO_MAX * CNG_MD_MAX_DIFF_ELEVATION, Q22 ) ) )

#ifdef FIX_1500_ISM_MD_DTX

        IF( GT_32( ism_total_brate, IVAS_SID_5k2 ) && GT_32( L_abs( diff_fx ), IVAS_ISM_DTX_HO_MAX * CNG_MD_MAX_DIFF_ELEVATION_FX ) )

#else

        IF( GT_32( ism_total_brate, IVAS_SID_5k2 ) && GT_32( diff_fx, IVAS_ISM_DTX_HO_MAX * CNG_MD_MAX_DIFF_ELEVATION_FX ) )

#endif

        {

            /* skip the smoothing */

        }

        ELSE IF( GT_32( L_abs( diff_fx ), L_shl( CNG_MD_MAX_DIFF_ELEVATION, Q22 ) ) )

        ELSE IF( GT_32( L_abs( diff_fx ), CNG_MD_MAX_DIFF_ELEVATION_FX ) )

        {

            Word32 temp;

            IF( ( diff_fx > 0 ) )

            {

                temp = L_shl( CNG_MD_MAX_DIFF_ELEVATION, Q22 );

                temp = CNG_MD_MAX_DIFF_ELEVATION_FX;

            }

            ELSE

            {

                temp = L_negate( L_shl( CNG_MD_MAX_DIFF_ELEVATION, Q22 ) );

                temp = L_negate( CNG_MD_MAX_DIFF_ELEVATION_FX );

            }

            hIsmMetaData->elevation_fx = L_add( hIsmMetaData->last_elevation_fx, temp );

            move32();