Commit b7d3fbfe authored by vaclav's avatar vaclav
Browse files

- Merge remote-tracking branch 'remotes/origin/main' into... 

- Merge remote-tracking branch 'remotes/origin/main' into basop-2285-core-decoder-initialization-bandwidth
parents c53d6735 8056dfd7

lib_com/cnst.h

+4 −0
Original line number Diff line number Diff line
@@ -2731,7 +2731,11 @@ extern const Word16 Idx2Freq_Tbl[]; 
/* 'x' is converted to Q6, 'Freq_Tbl'/1000 in Q9 */

/* only works for 'fs' = [8000,12800,16000,25600,32000,48000] (unpredictable otherwise) */

/* 15625 is 1000000.0f/Q6 but we use the calculated value to avoid float point code */

#ifdef FIX_2286_GCC_WARNING_Idx2Freq_Tbl

#define NS2SA_FX2(fs,x)                         (chk_fs(fs) mult(Idx2Freq_Tbl[L_and(L_shr(fs,8),7)-2], (Word16)((x)/15625)))

#else

#define NS2SA_FX2(fs,x)                         (chk_fs(fs) mult((&Idx2Freq_Tbl[-2])[L_and(L_shr(fs,8),7)], (Word16)((x)/15625)))

#endif



#define L_FRAME_12k8                            256     /* Frame size at 12k8Hz: 20ms = 256 samples  */

#define L_FRAME_16k                             320     /* Frame size at 16kHz:  20ms = 320 samples  */

lib_com/log2.c

+20 −0
Original line number Diff line number Diff line
@@ -72,6 +72,10 @@ Word16 Log2_norm_lc( /* (o) : Fractional part of Log2. (range: 0<=val 


    i = mac_r( L_x, -32 * 2 - 1, 16384 ); /* Extract b25-b31 minus 32 */



#ifdef FIX_2284_ADD_ASSERT_LOG

    assert( ( i >= 0 ) && ( i < (Word16) ( sizeof( L_table_Log2_norm_lc ) / sizeof( L_table_Log2_norm_lc[0] ) ) ) && ( i < (Word16) ( sizeof( table_diff_Log2_norm_lc ) / sizeof( table_diff_Log2_norm_lc[0] ) ) ) );

#endif



    y = mac_r( L_table_Log2_norm_lc[i], table_diff_Log2_norm_lc[i], a ); /* table[i] << 16 - diff*a*2 */



    return y;
@@ -80,6 +84,9 @@ Word16 Log2_norm_lc( /* (o) : Fractional part of Log2. (range: 0<=val 
Word32 log10_fx( Word32 Linput ) /*o : Q23, i: 2Q13*/

{

    Word16 n1, frac, p1, p2, q1;

#ifdef FIX_2284_ADD_ASSERT_LOG

    Word16 idx;

#endif

    Word32 Ltemp1, Ltemp2;

    Word32 L_tmp;
@@ -94,10 +101,23 @@ Word32 log10_fx( Word32 Linput ) /*o : Q23, i: 2Q13*/ 
    Ltemp2 = L_mult( extract_h( Ltemp1 ), 0x40 );

    frac = extract_l( Ltemp2 );



#ifdef FIX_2284_ADD_ASSERT_LOG

    idx = sub( extract_h( Ltemp2 ), 0x20 );

    assert( idx >= 0 && idx < (Word16) ( sizeof( log2_tab ) / sizeof( log2_tab[0] ) ) );

    p1 = log2_tab[idx];

    move16();



    idx = sub( extract_h( Ltemp2 ), 0x1F );

    assert( idx >= 0 && idx < (Word16) ( sizeof( log2_tab ) / sizeof( log2_tab[0] ) ) );

    p2 = log2_tab[idx];

    move16();



#else

    p1 = log2_tab[sub( extract_h( Ltemp2 ), 0x20 )];

    move16();

    p2 = log2_tab[sub( extract_h( Ltemp2 ), 0x1F )];

    move16();

#endif

    Ltemp2 = L_mult( n1, 0x200 );

    n1 = extract_l( Ltemp2 );

lib_com/options.h

+12 −0
Original line number Diff line number Diff line
@@ -89,6 +89,17 @@ 
#define FIX_2252_SCALING_SAVE_HB_SYNTH                  /* VA: issue 2252: fix use-of-uninit-value in save_hb_synth_fx[] scaling in FOA decoding with bitstream that starts with an SID */

#define FIX_2248_EVS_ASSERT                             /* VA: Include _sat in an EVS related part of the code */

#define FIX_2254_IMPROV_COMPLEXITY_BE                   /* VA: BE small complexity reduction  */

#define FIX_2275_OOB_INDEXING_IN_PREDICT_SIGNAL_FUNC    /* FhG: fix a USAN OOB error */

#define FIX_2284_ADD_ASSERT_LOG                         /* FhG: add asserts to Log2_norm_lc() and log10_fx() */

#define FIX_2286_GCC_WARNING_Idx2Freq_Tbl               /* FhG: Fix compiler warning for OOB access of Idx2Freq_Tbl[] */

#define FIX_CLANG18_MSAN_IN_DEC_INIT_BY_MOVING_COMMON_INITS_TOGETHER /* FhG: fix CLANG18 MSAN error in decoder init */

#define FIX_1481_CLANG18_MSAN_INIT_LAST_ELEM_BRATE      /* FhG: initialize last_element_brate to avoid CLANG18 MSAN complaint */

#define FIX_1484_CLANG18_MSAN_INIT_ST_ELEM_BRATE        /* FhG: initialize st->element_brate per default */

#define FIX_1464_UBSAN_RC_CONTEXT_MAP                   /* FhG: BE UBSAN fix for float issue 1464 in the TCX range coder */

#define FIX_2272_OOB_INDEXING_IN_LTP_PIT_SEARCH         /* FhG: fix OOB index USAN error in TCX LTP pitch search */

#define FIX_2274_OOB_INDEXING_IN_CORRMATRIX             /* FhG: fix OOB indexing complaint */

#define FIX_2278_OOB_INDEXING_IN_CLOSED_LOOP_PIT_SEARCH /* FhG: fix oob indexing USAN complaint */

#define FIX_2287_MCT_MDCT_STEREO_DATA_MALLOC_SIZE       /* FhG: correct allocation size for STEREO_MDCT_DEC_DATA struct */



/* #################### End BE switches ################################## */
@@ -102,6 +113,7 @@ 
#define FIX_2250_LARGE_DIFFERENCES_BETWEEN_BASOP_AND_FLOAT  /* Dolby: Issue 2250:  random vector generation in GenShapedSHBExcitation() */

#define FIX_2254_IMPROV_PRECISION_OR_COMPLEXITY_NON_BE  /* VA: Precision improvement without increasing complexity, or complexity reduction that might be not BE on the LSB */

#define FIX_2252_LP_CNG_STARTS_SID                      /* VA: issues 2251 and 2252: fix LP CNG uninitialized value in bitstream that starts with an SID */

#define FIX_1381_BWD                                    /* VA: issue 1381: apply no hysteresis in BWD at higher bitrates also in mono MASA and OMASA */

#define FIX_2285_CODE_DECODER_INIT_BW                   /* VA: basop issue 2285: fix core-decoder initialization bandwidth */



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

lib_com/tcx_ltp_fx.c

+11 −0
Original line number Diff line number Diff line
@@ -401,9 +401,20 @@ void predict_signal( 
        x0--;

    }



#ifdef FIX_2275_OOB_INDEXING_IN_PREDICT_SIGNAL_FUNC

    IF( EQ_16( frac_max, 6 ) )

    {

        win = &inter6_2tcx2[frac][0]; /* Q15 */

    }

    ELSE

    {

        win = &inter4_2tcx2[frac][0]; /* Q15 */

    }

#else

    win = &inter4_2tcx2[frac][0]; /* Q15 */

    if ( EQ_16( frac_max, 6 ) )

        win = &inter6_2tcx2[frac][0]; /* Q15 */

#endif



    FOR( j = 0; j < L_subfr; j++ )

    {

lib_dec/ACcontextMapping_dec_fx.c

+7 −0
Original line number Diff line number Diff line
@@ -614,6 +614,7 @@ Word16 RCcontextMapping_decode2_no_mem_s17_LCS_fx( 
        move16();

        s = 0;

        move16();



        /* Main Loop through the 2-tuples */

        FOR( k = 0; k < lastnz; k += 2 )

        {
@@ -701,9 +702,15 @@ Word16 RCcontextMapping_decode2_no_mem_s17_LCS_fx( 
                c = add( 12, esc_nb );

            }



#ifdef FIX_1464_UBSAN_RC_CONTEXT_MAP

            s = shl( s_and( s, 0x0F ), 4 ); /*Shift old 4 bits*/

            s = add( s, c );                /*replace last 4 bits*/

            t = s_and( s, 0xFF );

#else

            s = (UWord16) L_shl( s, 4 ); /*Shift old 4 bits*/

            s = (UWord16) L_add( s, c ); /*replace last 4 bits*/

            t = (UWord16) L_and( s, 0xFF );

#endif

        }



        /* Decode signs */