2 ** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
3 ** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com
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.
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.
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.
19 ** Any non-GPL usage of this software or parts of this software is strictly
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"
25 ** Commercial non-GPL licensing of this software is possible.
26 ** For more info contact Nero AG through Mpeg4AAClicense@nero.com.
28 ** $Id: hcb_2.h,v 1.5 2007/11/01 12:34:11 menno Exp $
31 /* 2-step huffman table HCB_2 */
37 * Used to find offset into 2nd step table and number of extra bits to get
39 static hcb hcb2_1[] = {
56 { /* 01110 */ 11, 1 },
57 { /* 01111 */ 13, 1 },
58 { /* 10000 */ 15, 1 },
59 { /* 10001 */ 17, 1 },
60 { /* 10010 */ 19, 1 },
61 { /* 10011 */ 21, 1 },
62 { /* 10100 */ 23, 1 },
63 { /* 10101 */ 25, 1 },
64 { /* 10110 */ 27, 1 },
65 { /* 10111 */ 29, 1 },
66 { /* 11000 */ 31, 1 },
69 { /* 11001 */ 33, 2 },
70 { /* 11010 */ 37, 2 },
71 { /* 11011 */ 41, 2 },
73 /* 7/8 bit codewords */
74 { /* 11100 */ 45, 3 },
77 { /* 11101 */ 53, 3 },
78 { /* 11110 */ 61, 3 },
80 /* 8/9 bit codewords */
86 * Gives size of codeword and actual data (x,y,v,w)
88 static hcb_2_quad hcb2_2[] = {
104 /* 6 bit codewords */
130 /* 7 bit codewords */
142 { 7, -1, -1, -1, 0 },
144 /* 7/8 bit codewords */
145 { 7, -1, 0, -1, 1 }, { 7, -1, 0, -1, 1 },
146 { 7, 1, -1, -1, 0 }, { 7, 1, -1, -1, 0 },
147 { 7, 1, 1, -1, 0 }, { 7, 1, 1, -1, 0 },
151 /* 8 bit codewords */
155 { 8, -1, -1, 0, -1 },
156 { 8, 0, -1, -1, -1 },
162 { 8, -1, 0, -1, -1 },
169 /* 8/9 bit codewords */
170 { 8, -1, 1, -1, 1 }, { 8, -1, 1, -1, 1 },
172 { 9, -1, -1, -1, -1 },
176 { 9, -1, -1, 1, -1 },
178 { 9, -1, 1, -1, -1 },
181 { 9, 1, -1, -1, -1 },
182 { 9, -1, -1, -1, 1 },