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Diffstat (limited to 'thirdparties/win32/include/BroadVoice16/bv16/bv16strct.h')
-rw-r--r-- | thirdparties/win32/include/BroadVoice16/bv16/bv16strct.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/thirdparties/win32/include/BroadVoice16/bv16/bv16strct.h b/thirdparties/win32/include/BroadVoice16/bv16/bv16strct.h new file mode 100644 index 0000000..d0877cb --- /dev/null +++ b/thirdparties/win32/include/BroadVoice16/bv16/bv16strct.h @@ -0,0 +1,96 @@ +/*****************************************************************************/ +/* BroadVoice(R)16 (BV16) Fixed-Point ANSI-C Source Code */ +/* Revision Date: November 13, 2009 */ +/* Version 1.1 */ +/*****************************************************************************/ + +/*****************************************************************************/ +/* Copyright 2000-2009 Broadcom Corporation */ +/* */ +/* This software is provided under the GNU Lesser General Public License, */ +/* version 2.1, as published by the Free Software Foundation ("LGPL"). */ +/* This program is distributed in the hope that it will be useful, but */ +/* WITHOUT ANY SUPPORT OR WARRANTY; without even the implied warranty of */ +/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the LGPL for */ +/* more details. A copy of the LGPL is available at */ +/* http://www.broadcom.com/licenses/LGPLv2.1.php, */ +/* or by writing to the Free Software Foundation, Inc., */ +/* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/*****************************************************************************/ + + +/***************************************************************************** + bv16strct.h : BV16 data structures + + $Log$ +******************************************************************************/ + +#ifndef BV16STRCT_H +#define BV16STRCT_H + +struct BV16_Decoder_State { +Word16 stsym[LPCO]; +Word16 ltsym[LTMOFF]; +Word16 xq[XQOFF]; +Word16 lsppm[LPCO*LSPPORDER]; +Word16 lgpm[LGPORDER]; +Word16 lsplast[LPCO]; +Word32 prevlg[2]; +Word32 lmax; +Word32 lmin; +Word32 lmean; +Word32 x1; +Word32 level; +Word16 pp_last; +Word16 cfecount; +Word16 ngfae; +Word16 bq_last[3]; +Word16 nggalgc; +Word16 estl_alpha_min; +UWord32 idum; +Word16 per; /* Q15 */ +Word32 E; +Word16 atplc[LPCO+1]; +Word16 ma_a; +Word16 b_prv[2]; +Word16 pp_prv; +}; + +struct BV16_Encoder_State { +Word32 prevlg[2]; +Word32 lmax; +Word32 lmin; +Word32 lmean; +Word32 x1; +Word32 level; +Word16 x[XOFF]; /* Signal memory */ +Word16 xwd[XDOFF]; /* Memory of DECF:1 decimated version of xw() */ +Word16 xwd_exp; /* or block floating-point in coarptch.c */ +Word16 dq[XOFF]; /* Q0 - Quantized short-term pred error */ +Word16 dfm_h[DFO]; /* Decimated xwd() filter memory */ +Word16 dfm_l[DFO]; +Word16 stwpm[LPCO]; /* Q0 - Short-term weighting all-pole filter memory */ +Word16 stsym[LPCO]; /* Q0 - Short-term synthesis filter memory */ +Word16 stnfz[NSTORDER]; /* Q0 - Short-term noise feedback filter memory - zero section */ +Word16 stnfp[NSTORDER]; /* Q0 - Short-term noise feedback filter memory - pole section */ +Word16 ltnfm[MAXPP1]; /* Q0 - Long-term noise feedback filter memory */ +Word16 lsplast[LPCO]; +Word16 lsppm[LPCO*LSPPORDER]; /* Q15 - LSP Predictor Memory */ +Word16 lgpm[LGPORDER]; /* Q11 - Log-Gain Predictor Memory */ +Word16 cpplast; /* Pitch period pf the previous frame */ +Word16 hpfzm[HPO]; +Word16 hpfpm[2*HPO]; +Word16 old_A[1+LPCO]; /* Q12 - LPC of previous frame */ +}; + +struct BV16_Bit_Stream { +Word16 lspidx[2]; +Word16 ppidx; +Word16 bqidx; +Word16 gidx; +Word16 qvidx[FRSZ/VDIM]; +}; + +#endif /* BV16STRCT_H */ + + |