1 /*
2 ** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
3 ** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com
4 **
5 ** This program is free software; you can redistribute it and/or modify
6 ** it under the terms of the GNU General Public License as published by
7 ** the Free Software Foundation; either version 2 of the License, or
8 ** (at your option) any later version.
9 **
10 ** This program is distributed in the hope that it will be useful,
11 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
12 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 ** GNU General Public License for more details.
14 **
15 ** You should have received a copy of the GNU General Public License
16 ** along with this program; if not, write to the Free Software
17 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 **
19 ** Any non-GPL usage of this software or parts of this software is strictly
20 ** forbidden.
21 **
22 ** The "appropriate copyright message" mentioned in section 2c of the GPLv2
23 ** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com"
24 **
25 ** Commercial non-GPL licensing of this software is possible.
26 ** For more info contact Nero AG through Mpeg4AAClicense@nero.com.
27 **
28 ** $Id: sbr_syntax.h,v 1.23 2007/11/01 12:33:36 menno Exp $
29 **/
30 
31 #ifndef __SBR_SYNTAX_H__
32 #define __SBR_SYNTAX_H__
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 #include "bits.h"
39 
40 #define T_HFGEN 8
41 #define T_HFADJ 2
42 
43 #define EXT_SBR_DATA     13
44 #define EXT_SBR_DATA_CRC 14
45 
46 #define FIXFIX 0
47 #define FIXVAR 1
48 #define VARFIX 2
49 #define VARVAR 3
50 
51 #define LO_RES 0
52 #define HI_RES 1
53 
54 #define NO_TIME_SLOTS_960 15
55 #define NO_TIME_SLOTS     16
56 #define RATE              2
57 
58 #define NOISE_FLOOR_OFFSET 6
59 
60 
61 uint8_t sbr_extension_data(bitfile *ld, sbr_info *sbr, uint16_t cnt,
62                            uint8_t resetFlag);
63 
64 #ifdef __cplusplus
65 }
66 #endif
67 #endif /* __SBR_SYNTAX_H__ */
68 
69