tsiry-sandratraina.com
A modern Music Player Daemon based on Rockbox open source high quality audio player
libadwaita
audio
rust
zig
deno
mpris
rockbox
mpd
1/*
2** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
3** Copyright (C) 2003 M. Bakker, Ahead Software 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** Commercial non-GPL licensing of this software is possible.
23** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
24**
25** $Id$
26**/
27
28/* 2-step huffman table HCB_8 */
29
30
31/* 1st step: 5 bits
32 * 2^5 = 32 entries
33 *
34 * Used to find offset into 2nd step table and number of extra bits to get
35 */
36static hcb hcb8_1[] ICONST_ATTR = {
37 /* 3 bit codeword */
38 { /* 00000 */ 0, 0 },
39 { /* */ 0, 0 },
40 { /* */ 0, 0 },
41 { /* */ 0, 0 },
42
43 /* 4 bit codewords */
44 { /* 00100 */ 1, 0 },
45 { /* */ 1, 0 },
46 { /* 00110 */ 2, 0 },
47 { /* */ 2, 0 },
48 { /* 01000 */ 3, 0 },
49 { /* */ 3, 0 },
50 { /* 01010 */ 4, 0 },
51 { /* */ 4, 0 },
52 { /* 01100 */ 5, 0 },
53 { /* */ 5, 0 },
54
55 /* 5 bit codewords */
56 { /* 01110 */ 6, 0 },
57 { /* 01111 */ 7, 0 },
58 { /* 10000 */ 8, 0 },
59 { /* 10001 */ 9, 0 },
60 { /* 10010 */ 10, 0 },
61 { /* 10011 */ 11, 0 },
62 { /* 10100 */ 12, 0 },
63
64 /* 6 bit codewords */
65 { /* 10101 */ 13, 1 },
66 { /* 10110 */ 15, 1 },
67 { /* 10111 */ 17, 1 },
68 { /* 11000 */ 19, 1 },
69 { /* 11001 */ 21, 1 },
70
71 /* 7 bit codewords */
72 { /* 11010 */ 23, 2 },
73 { /* 11011 */ 27, 2 },
74 { /* 11100 */ 31, 2 },
75
76 /* 7/8 bit codewords */
77 { /* 11101 */ 35, 3 },
78
79 /* 8 bit codewords */
80 { /* 11110 */ 43, 3 },
81
82 /* 8/9/10 bit codewords */
83 { /* 11111 */ 51, 5 }
84};
85
86/* 2nd step table
87 *
88 * Gives size of codeword and actual data (x,y,v,w)
89 */
90static hcb_2_pair hcb8_2[] ICONST_ATTR = {
91 /* 3 bit codeword */
92 { 3, 1, 1 },
93
94 /* 4 bit codewords */
95 { 4, 2, 1 },
96 { 4, 1, 0 },
97 { 4, 1, 2 },
98 { 4, 0, 1 },
99 { 4, 2, 2 },
100
101 /* 5 bit codewords */
102 { 5, 0, 0 },
103 { 5, 2, 0 },
104 { 5, 0, 2 },
105 { 5, 3, 1 },
106 { 5, 1, 3 },
107 { 5, 3, 2 },
108 { 5, 2, 3 },
109
110 /* 6 bit codewords */
111 { 6, 3, 3 },
112 { 6, 4, 1 },
113 { 6, 1, 4 },
114 { 6, 4, 2 },
115 { 6, 2, 4 },
116 { 6, 3, 0 },
117 { 6, 0, 3 },
118 { 6, 4, 3 },
119 { 6, 3, 4 },
120 { 6, 5, 2 },
121
122 /* 7 bit codewords */
123 { 7, 5, 1 },
124 { 7, 2, 5 },
125 { 7, 1, 5 },
126 { 7, 5, 3 },
127 { 7, 3, 5 },
128 { 7, 4, 4 },
129 { 7, 5, 4 },
130 { 7, 0, 4 },
131 { 7, 4, 5 },
132 { 7, 4, 0 },
133 { 7, 2, 6 },
134 { 7, 6, 2 },
135
136 /* 7/8 bit codewords */
137 { 7, 6, 1 }, { 7, 6, 1 },
138 { 7, 1, 6 }, { 7, 1, 6 },
139 { 8, 3, 6 },
140 { 8, 6, 3 },
141 { 8, 5, 5 },
142 { 8, 5, 0 },
143
144 /* 8 bit codewords */
145 { 8, 6, 4 },
146 { 8, 0, 5 },
147 { 8, 4, 6 },
148 { 8, 7, 1 },
149 { 8, 7, 2 },
150 { 8, 2, 7 },
151 { 8, 6, 5 },
152 { 8, 7, 3 },
153
154 /* 8/9/10 bit codewords */
155 { 8, 1, 7 }, { 8, 1, 7 }, { 8, 1, 7 }, { 8, 1, 7 },
156 { 8, 5, 6 }, { 8, 5, 6 }, { 8, 5, 6 }, { 8, 5, 6 },
157 { 8, 3, 7 }, { 8, 3, 7 }, { 8, 3, 7 }, { 8, 3, 7 },
158 { 9, 6, 6 }, { 9, 6, 6 },
159 { 9, 7, 4 }, { 9, 7, 4 },
160 { 9, 6, 0 }, { 9, 6, 0 },
161 { 9, 4, 7 }, { 9, 4, 7 },
162 { 9, 0, 6 }, { 9, 0, 6 },
163 { 9, 7, 5 }, { 9, 7, 5 },
164 { 9, 7, 6 }, { 9, 7, 6 },
165 { 9, 6, 7 }, { 9, 6, 7 },
166 { 10, 5, 7 },
167 { 10, 7, 0 },
168 { 10, 0, 7 },
169 { 10, 7, 7 }
170};