Commit b490057b authored by vaclav's avatar vaclav Committed by Sandesh Venkatesh
Browse files

add comments

parent 12785e1f

lib_com/bits_alloc_fx.c

+34 −14
Original line number Diff line number Diff line
@@ -1071,7 +1071,7 @@ ivas_error config_acelp1( 
        {

            bits = sub( bits, TDM_IC_LSF_PRED_BITS );

        }

        /* gain Q bit-budget - part 1 */

        /* gain Q bit-budget - part 1: 'Es_pred' of memory-less gain Q */

        test();

        test();

        test();
@@ -1079,7 +1079,9 @@ ivas_error config_acelp1( 
        test();

        test();

#ifdef NONBE_FIX_GSC_BSTR

        IF( ( NE_16( coder_type, UNVOICED ) && NE_16( coder_type, AUDIO ) && coder_type != INACTIVE && !( LE_32( core_brate, ACELP_8k00 ) && NE_16( coder_type, TRANSITION ) ) ) || ( coder_type == INACTIVE && !inactive_coder_type_flag ) )

        IF( ( NE_16( coder_type, UNVOICED ) && NE_16( coder_type, AUDIO ) && coder_type != INACTIVE && !( LE_32( core_brate, ACELP_8k00 ) && NE_16( coder_type, TRANSITION ) ) ) /* mid bitrates in GC and VC, low+mid bitrates in TC */ ||

            ( coder_type == INACTIVE && !inactive_coder_type_flag ) /* AVQ inactive */

        )

#else

        IF( ( NE_16( coder_type, UNVOICED ) && NE_16( coder_type, AUDIO ) && coder_type != INACTIVE && !( LE_32( core_brate, ACELP_8k00 ) && NE_16( coder_type, TRANSITION ) ) ) || ( coder_type == INACTIVE && GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) ) )

#endif
@@ -1426,7 +1428,10 @@ ivas_error config_acelp1( 
        move16();

    }

#ifdef NONBE_FIX_GSC_BSTR

    ELSE IF( ( coder_type != INACTIVE && EQ_16( nb_subfr, NB_SUBFR ) && NE_16( coder_type, AUDIO ) ) || ( EQ_16( nb_subfr, NB_SUBFR16k ) && ( !inactive_coder_type_flag || coder_type != INACTIVE ) ) || EQ_16( core, HQ_CORE ) )

    ELSE IF( ( coder_type != INACTIVE && EQ_16( nb_subfr, NB_SUBFR ) && NE_16( coder_type, AUDIO ) ) || /* @12.8kHz core except of GSC */

             ( EQ_16( nb_subfr, NB_SUBFR16k ) && ( !inactive_coder_type_flag || coder_type != INACTIVE ) ) /* @16kHz core GC, TC, AVQ inactive */ ||

             EQ_16( core, HQ_CORE ) /* ACELP -> HQ switching in EVS */

    )

#else

    ELSE IF( ( coder_type != INACTIVE && EQ_16( nb_subfr, NB_SUBFR ) && NE_16( coder_type, AUDIO ) ) || ( EQ_16( nb_subfr, NB_SUBFR16k ) && ( GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) || coder_type != INACTIVE ) ) || EQ_16( core, HQ_CORE ) )

#endif
@@ -1494,7 +1499,9 @@ ivas_error config_acelp1( 
        test();

        test();

#ifdef NONBE_FIX_GSC_BSTR

        IF( flag_hardcoded || ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( !inactive_coder_type_flag && coder_type == INACTIVE ) )

        IF( flag_hardcoded /* EVS */ ||

            ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) /* high-birate ACELP except IC */ ||

            ( !inactive_coder_type_flag && coder_type == INACTIVE ) /* AVQ inactive */ )

#else

        IF( flag_hardcoded || ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) && coder_type == INACTIVE ) )

#endif
@@ -1607,7 +1614,8 @@ ivas_error config_acelp1( 
        test();

        test();

#ifdef NONBE_FIX_GSC_BSTR

        IF( ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( !inactive_coder_type_flag && coder_type == INACTIVE ) )

        IF( ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) /* high-birate ACELP except IC */ ||

            ( !inactive_coder_type_flag && coder_type == INACTIVE ) /* AVQ inactive */ )

#else

        IF( ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) && coder_type == INACTIVE ) )

#endif
@@ -1651,7 +1659,9 @@ ivas_error config_acelp1( 
        }

    }

#ifdef NONBE_FIX_GSC_BSTR

    ELSE IF( ( EQ_16( coder_type, UNVOICED ) && EQ_16( tdm_low_rate_mode, 1 ) && EQ_16( element_mode, IVAS_CPE_TD ) ) || ( ( coder_type == INACTIVE || EQ_16( coder_type, AUDIO ) ) && EQ_16( nb_subfr, NB_SUBFR ) ) || ( coder_type == INACTIVE && inactive_coder_type_flag ) )

    ELSE IF( ( EQ_16( coder_type, UNVOICED ) && EQ_16( tdm_low_rate_mode, 1 ) && EQ_16( element_mode, IVAS_CPE_TD ) ) /* LBR secondary channel in TD stereo */ ||

             ( ( coder_type == INACTIVE || EQ_16( coder_type, AUDIO ) ) && EQ_16( nb_subfr, NB_SUBFR ) ) /* GSC @12.8kHz */ ||

             ( coder_type == INACTIVE && inactive_coder_type_flag ) /* AVQ inactive */ )

#else

    ELSE IF( ( EQ_16( coder_type, UNVOICED ) && EQ_16( tdm_low_rate_mode, 1 ) && EQ_16( element_mode, IVAS_CPE_TD ) ) || ( ( coder_type == INACTIVE || EQ_16( coder_type, AUDIO ) ) && EQ_16( nb_subfr, NB_SUBFR ) ) || ( coder_type == INACTIVE && LE_32( total_brate, MAX_GSC_INACTIVE_BRATE ) ) )

#endif
@@ -1796,7 +1806,8 @@ ivas_error config_acelp1( 
        test();

        test();

#ifdef NONBE_FIX_GSC_BSTR

        IF( ( EQ_16( L_frame, L_FRAME16k ) && coder_type == INACTIVE && inactive_coder_type_flag ) || ( GSC_IVAS_mode > 0 && EQ_16( L_frame, L_FRAME16k ) ) ) /* GSC Inactive @16kHz */

        IF( ( EQ_16( L_frame, L_FRAME16k ) && coder_type == INACTIVE && inactive_coder_type_flag ) /* GSC Inactive @16kHz */ ||

            ( GSC_IVAS_mode > 0 && EQ_16( L_frame, L_FRAME16k ) ) ) /* IVAS GSC @16kHz */

#else

        IF( ( EQ_16( L_frame, L_FRAME16k ) && coder_type == INACTIVE && LE_32( total_brate, MAX_GSC_INACTIVE_BRATE ) ) || ( GSC_IVAS_mode > 0 && EQ_16( L_frame, L_FRAME16k ) ) ) /* GSC Inactive @16kHz */

#endif
@@ -2202,9 +2213,10 @@ ivas_error config_acelp1_IVAS( 
        test();

        test();

        test();

        /* gain Q bit-budget - part 1 */

        /* gain Q bit-budget - part 1: 'Es_pred' of memory-less gain Q */

#ifdef NONBE_FIX_GSC_BSTR

        IF( ( NE_16( coder_type, UNVOICED ) && NE_16( coder_type, AUDIO ) && coder_type != INACTIVE && !( LE_32( core_brate, ACELP_8k00 ) && NE_16( coder_type, TRANSITION ) ) ) || ( coder_type == INACTIVE && !inactive_coder_type_flag ) )

        IF( ( NE_16( coder_type, UNVOICED ) && NE_16( coder_type, AUDIO ) && coder_type != INACTIVE && !( LE_32( core_brate, ACELP_8k00 ) && NE_16( coder_type, TRANSITION ) ) ) /* mid bitrates in GC and VC, low+mid bitrates in TC */ ||

            ( coder_type == INACTIVE && !inactive_coder_type_flag ) /* AVQ inactive */ )

#else

        IF( ( NE_16( coder_type, UNVOICED ) && NE_16( coder_type, AUDIO ) && ( coder_type != INACTIVE ) && !( LE_32( core_brate, ACELP_8k00 ) && NE_16( coder_type, TRANSITION ) ) ) || ( ( coder_type == INACTIVE ) && GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) ) )

#endif
@@ -2553,7 +2565,9 @@ ivas_error config_acelp1_IVAS( 
        move16();

    }

#ifdef NONBE_FIX_GSC_BSTR

    ELSE IF( ( coder_type != INACTIVE && EQ_16( nb_subfr, NB_SUBFR ) && NE_16( coder_type, AUDIO ) ) || ( EQ_16( nb_subfr, NB_SUBFR16k ) && ( !inactive_coder_type_flag || coder_type != INACTIVE ) ) || EQ_16( core, HQ_CORE ) )

    ELSE IF( ( coder_type != INACTIVE && EQ_16( nb_subfr, NB_SUBFR ) && NE_16( coder_type, AUDIO ) ) /* @12.8kHz core except of GSC */ ||

             ( EQ_16( nb_subfr, NB_SUBFR16k ) && ( !inactive_coder_type_flag || coder_type != INACTIVE ) ) /* @16kHz core GC, TC, AVQ inactive */ ||

             EQ_16( core, HQ_CORE ) /* ACELP -> HQ switching in EVS */ )

#else

    ELSE IF( ( coder_type != INACTIVE && EQ_16( nb_subfr, NB_SUBFR ) && NE_16( coder_type, AUDIO ) ) || ( EQ_16( nb_subfr, NB_SUBFR16k ) && ( GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) || coder_type != INACTIVE ) ) || EQ_16( core, HQ_CORE ) )

#endif
@@ -2621,7 +2635,9 @@ ivas_error config_acelp1_IVAS( 
        test();

        /* algebraic codebook bit-budget */

#ifdef NONBE_FIX_GSC_BSTR

        IF( flag_hardcoded || ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( !inactive_coder_type_flag && coder_type == INACTIVE ) )

        IF( flag_hardcoded /* EVS */ ||

            ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) /* high-birate ACELP except IC */ ||

            ( !inactive_coder_type_flag && coder_type == INACTIVE ) /* AVQ inactive */ )

#else

        IF( flag_hardcoded || ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) && coder_type == INACTIVE ) )

#endif
@@ -2726,7 +2742,8 @@ ivas_error config_acelp1_IVAS( 
        test();

        /* AVQ codebook */

#ifdef NONBE_FIX_GSC_BSTR

        IF( ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( !inactive_coder_type_flag && coder_type == INACTIVE ) )

        IF( ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) /* high-birate ACELP except IC */ ||

            ( !inactive_coder_type_flag && coder_type == INACTIVE ) /* AVQ inactive */ )

#else

        IF( ( GE_32( core_brate_inp, MIN_BRATE_AVQ_EXC ) && coder_type != INACTIVE ) || ( GT_32( total_brate, MAX_GSC_INACTIVE_BRATE ) && coder_type == INACTIVE ) )

#endif
@@ -2768,7 +2785,9 @@ ivas_error config_acelp1_IVAS( 
        }

    }

#ifdef NONBE_FIX_GSC_BSTR

    ELSE IF( ( EQ_16( coder_type, UNVOICED ) && EQ_16( tdm_low_rate_mode, 1 ) && EQ_16( element_mode, IVAS_CPE_TD ) ) || ( ( coder_type == INACTIVE || EQ_16( coder_type, AUDIO ) ) && EQ_16( nb_subfr, NB_SUBFR ) ) || ( coder_type == INACTIVE && inactive_coder_type_flag ) )

    ELSE IF( ( EQ_16( coder_type, UNVOICED ) && EQ_16( tdm_low_rate_mode, 1 ) && EQ_16( element_mode, IVAS_CPE_TD ) ) /* LBR secondary channel in TD stereo */ ||

             ( ( coder_type == INACTIVE || EQ_16( coder_type, AUDIO ) ) && EQ_16( nb_subfr, NB_SUBFR ) ) /* GSC @12.8kHz */ ||

             ( coder_type == INACTIVE && inactive_coder_type_flag ) /* AVQ inactive */ )

#else

    ELSE IF( ( EQ_16( coder_type, UNVOICED ) && EQ_16( tdm_low_rate_mode, 1 ) && EQ_16( element_mode, IVAS_CPE_TD ) ) || ( ( coder_type == INACTIVE || EQ_16( coder_type, AUDIO ) ) && EQ_16( nb_subfr, NB_SUBFR ) ) || ( coder_type == INACTIVE && LE_32( total_brate, MAX_GSC_INACTIVE_BRATE ) ) )

#endif
@@ -2913,7 +2932,8 @@ ivas_error config_acelp1_IVAS( 
        test();

        test();

#ifdef NONBE_FIX_GSC_BSTR

        IF( ( EQ_16( L_frame, L_FRAME16k ) && coder_type == INACTIVE && inactive_coder_type_flag ) || ( GSC_IVAS_mode > 0 && EQ_16( L_frame, L_FRAME16k ) ) ) /* GSC Inactive @16kHz */

        IF( ( EQ_16( L_frame, L_FRAME16k ) && coder_type == INACTIVE && inactive_coder_type_flag ) /* GSC Inactive @16kHz */ ||

            ( GSC_IVAS_mode > 0 && EQ_16( L_frame, L_FRAME16k ) ) ) /* IVAS GSC @16kHz */

#else

        IF( ( EQ_16( L_frame, L_FRAME16k ) && coder_type == INACTIVE && LE_32( total_brate, MAX_GSC_INACTIVE_BRATE ) ) || ( GSC_IVAS_mode > 0 && EQ_16( L_frame, L_FRAME16k ) ) ) /* GSC Inactive @16kHz */

#endif