path: root/rcaudio/bv32strct.h (plain)
blob: 7d5dff7b14a33f551fc0a5a9e19434cda5d6353b

1	/*****************************************************************************/
2	/* BroadVoice(R)32 (BV32) Floating-Point ANSI-C Source Code */
3	/* Revision Date: October 5, 2012 */
4	/* Version 1.2 */
5	/*****************************************************************************/
6
7
8	/*****************************************************************************
9	bv32strct.h : BV32 data structures
10
11	$Log$
12	******************************************************************************/
13
14	#ifndef BV32STRCT_H
15	#define BV32STRCT_H
16
17	struct BV32_Decoder_State {
18	Float stsym[LPCO];
19	Float ltsym[LTMOFF];
20	Float lsppm[LPCO*LSPPORDER];
21	Float lgpm[LGPORDER];
22	Float lsplast[LPCO];
23	Float dezfm[PFO];
24	Float depfm[PFO];
25	short cfecount;
26	UWord32 idum;
27	Float scplcg;
28	Float per;
29	Float E;
30	Float atplc[LPCO+1];
31	short pp_last;
32	Float prevlg[2];
33	Float lgq_last;
34	Float bq_last[3];
35	Float lmax; /* level-adaptation */
36	Float lmin;
37	Float lmean;
38	Float x1;
39	Float level;
40	short nclglim;
41	short lctimer;
42	};
43
44	struct BV32_Encoder_State {
45	Float x[XOFF];
46	Float xwd[XDOFF]; /* memory of DECF:1 decimated version of xw() */
47	Float dq[XOFF]; /* quantized short-term pred error */
48	Float dfm[DFO]; /* decimated xwd() filter memory */
49	Float stpem[LPCO]; /* ST Pred. Error filter memory, low-band */
50	Float stwpm[LPCO]; /* ST Weighting all-Pole Memory, low-band */
51	Float stnfm[LPCO]; /* ST Noise Feedback filter Memory, Lowband */
52	Float stsym[LPCO]; /* ST SYnthesis filter Memory, Lowband */
53	Float ltsym[MAXPP1+FRSZ]; /* long-term synthesis filter memory */
54	Float ltnfm[MAXPP1+FRSZ]; /* long-term noise feedback filter memory */
55	Float lsppm[LPCO*LSPPORDER]; /* LSP Predictor Memory */
56	Float allast[LPCO+1];
57	Float lsplast[LPCO];
58	Float lgpm[LGPORDER];
59	Float hpfzm[HPO];
60	Float hpfpm[HPO];
61	Float prevlg[2];
62	Float lmax; /* level-adaptation */
63	Float lmin;
64	Float lmean;
65	Float x1;
66	Float level;
67	int cpplast; /* pitch period pf the previous frame */
68	};
69
70	struct BV32_Bit_Stream {
71	short lspidx[3];
72	short ppidx; /* 9 bit */
73	short bqidx;
74	short gidx[2];
75	short qvidx[NVPSF];
76	};
77
78	#endif /* BV32STRCT_H */
79
80