xref: /third_party/ffmpeg/libavcodec/aacpsdata.c (revision cabdff1a) 
1/*
2 * MPEG-4 Parametric Stereo data tables
3 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22static const uint8_t huff_iid_df1_bits[] = {
23    18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 18, 17, 17, 16, 16, 15, 14, 14,
24    13, 12, 12, 11, 10, 10,  8,  7,  6,  5,  4,  3,  1,  3,  4,  5,  6,  7,
25     8,  9, 10, 11, 11, 12, 13, 14, 14, 15, 16, 16, 17, 17, 18, 17, 18, 18,
26    18, 18, 18, 18, 18, 18, 18,
27};
28
29static const uint32_t huff_iid_df1_codes[] = {
30    0x01FEB4, 0x01FEB5, 0x01FD76, 0x01FD77, 0x01FD74, 0x01FD75, 0x01FE8A,
31    0x01FE8B, 0x01FE88, 0x00FE80, 0x01FEB6, 0x00FE82, 0x00FEB8, 0x007F42,
32    0x007FAE, 0x003FAF, 0x001FD1, 0x001FE9, 0x000FE9, 0x0007EA, 0x0007FB,
33    0x0003FB, 0x0001FB, 0x0001FF, 0x00007C, 0x00003C, 0x00001C, 0x00000C,
34    0x000000, 0x000001, 0x000001, 0x000002, 0x000001, 0x00000D, 0x00001D,
35    0x00003D, 0x00007D, 0x0000FC, 0x0001FC, 0x0003FC, 0x0003F4, 0x0007EB,
36    0x000FEA, 0x001FEA, 0x001FD6, 0x003FD0, 0x007FAF, 0x007F43, 0x00FEB9,
37    0x00FE83, 0x01FEB7, 0x00FE81, 0x01FE89, 0x01FE8E, 0x01FE8F, 0x01FE8C,
38    0x01FE8D, 0x01FEB2, 0x01FEB3, 0x01FEB0, 0x01FEB1,
39};
40
41static const uint8_t huff_iid_dt1_bits[] = {
42    16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 14, 14, 13,
43    13, 13, 12, 12, 11, 10,  9,  9,  7,  6,  5,  3,  1,  2,  5,  6,  7,  8,
44     9, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16,
45    16, 16, 16, 16, 16, 16, 16,
46};
47
48static const uint16_t huff_iid_dt1_codes[] = {
49    0x004ED4, 0x004ED5, 0x004ECE, 0x004ECF, 0x004ECC, 0x004ED6, 0x004ED8,
50    0x004F46, 0x004F60, 0x002718, 0x002719, 0x002764, 0x002765, 0x00276D,
51    0x0027B1, 0x0013B7, 0x0013D6, 0x0009C7, 0x0009E9, 0x0009ED, 0x0004EE,
52    0x0004F7, 0x000278, 0x000139, 0x00009A, 0x00009F, 0x000020, 0x000011,
53    0x00000A, 0x000003, 0x000001, 0x000000, 0x00000B, 0x000012, 0x000021,
54    0x00004C, 0x00009B, 0x00013A, 0x000279, 0x000270, 0x0004EF, 0x0004E2,
55    0x0009EA, 0x0009D8, 0x0013D7, 0x0013D0, 0x0027B2, 0x0027A2, 0x00271A,
56    0x00271B, 0x004F66, 0x004F67, 0x004F61, 0x004F47, 0x004ED9, 0x004ED7,
57    0x004ECD, 0x004ED2, 0x004ED3, 0x004ED0, 0x004ED1,
58};
59
60static const uint8_t huff_iid_df0_bits[] = {
61    17, 17, 17, 17, 16, 15, 13, 10,  9,  7,  6,  5,  4,  3,  1,  3,  4,  5,
62     6,  6,  8, 11, 13, 14, 14, 15, 17, 18, 18,
63};
64
65static const uint32_t huff_iid_df0_codes[] = {
66    0x01FFFB, 0x01FFFC, 0x01FFFD, 0x01FFFA, 0x00FFFC, 0x007FFC, 0x001FFD,
67    0x0003FE, 0x0001FE, 0x00007E, 0x00003C, 0x00001D, 0x00000D, 0x000005,
68    0x000000, 0x000004, 0x00000C, 0x00001C, 0x00003D, 0x00003E, 0x0000FE,
69    0x0007FE, 0x001FFC, 0x003FFC, 0x003FFD, 0x007FFD, 0x01FFFE, 0x03FFFE,
70    0x03FFFF,
71};
72
73static const uint8_t huff_iid_dt0_bits[] = {
74    19, 19, 19, 20, 20, 20, 17, 15, 12, 10,  8,  6,  4,  2,  1,  3,  5,  7,
75     9, 11, 13, 14, 17, 19, 20, 20, 20, 20, 20,
76};
77
78static const uint32_t huff_iid_dt0_codes[] = {
79    0x07FFF9, 0x07FFFA, 0x07FFFB, 0x0FFFF8, 0x0FFFF9, 0x0FFFFA, 0x01FFFD,
80    0x007FFE, 0x000FFE, 0x0003FE, 0x0000FE, 0x00003E, 0x00000E, 0x000002,
81    0x000000, 0x000006, 0x00001E, 0x00007E, 0x0001FE, 0x0007FE, 0x001FFE,
82    0x003FFE, 0x01FFFC, 0x07FFF8, 0x0FFFFB, 0x0FFFFC, 0x0FFFFD, 0x0FFFFE,
83    0x0FFFFF,
84};
85
86static const uint8_t huff_icc_df_bits[] = {
87    14, 14, 12, 10, 7, 5, 3, 1, 2, 4, 6, 8, 9, 11, 13,
88};
89
90static const uint16_t huff_icc_df_codes[] = {
91    0x3FFF, 0x3FFE, 0x0FFE, 0x03FE, 0x007E, 0x001E, 0x0006, 0x0000,
92    0x0002, 0x000E, 0x003E, 0x00FE, 0x01FE, 0x07FE, 0x1FFE,
93};
94
95static const uint8_t huff_icc_dt_bits[] = {
96    14, 13, 11, 9, 7, 5, 3, 1, 2, 4, 6, 8, 10, 12, 14,
97};
98
99static const uint16_t huff_icc_dt_codes[] = {
100    0x3FFE, 0x1FFE, 0x07FE, 0x01FE, 0x007E, 0x001E, 0x0006, 0x0000,
101    0x0002, 0x000E, 0x003E, 0x00FE, 0x03FE, 0x0FFE, 0x3FFF,
102};
103
104static const uint8_t huff_ipd_df_bits[] = {
105    1, 3, 4, 4, 4, 4, 4, 4,
106};
107
108static const uint8_t huff_ipd_df_codes[] = {
109    0x01, 0x00, 0x06, 0x04, 0x02, 0x03, 0x05, 0x07,
110};
111
112static const uint8_t huff_ipd_dt_bits[] = {
113    1, 3, 4, 5, 5, 4, 4, 3,
114};
115
116static const uint8_t huff_ipd_dt_codes[] = {
117    0x01, 0x02, 0x02, 0x03, 0x02, 0x00, 0x03, 0x03,
118};
119
120static const uint8_t huff_opd_df_bits[] = {
121    1, 3, 4, 4, 5, 5, 4, 3,
122};
123
124static const uint8_t huff_opd_df_codes[] = {
125    0x01, 0x01, 0x06, 0x04, 0x0F, 0x0E, 0x05, 0x00,
126};
127
128static const uint8_t huff_opd_dt_bits[] = {
129    1, 3, 4, 5, 5, 4, 4, 3,
130};
131
132static const uint8_t huff_opd_dt_codes[] = {
133    0x01, 0x02, 0x01, 0x07, 0x06, 0x00, 0x02, 0x03,
134};
135
136static const int8_t huff_offset[] = {
137    30, 30,
138    14, 14,
139    7, 7,
140    0, 0,
141    0, 0,
142};
143
144///Table 8.48
145const int8_t ff_k_to_i_20[] = {
146     1,  0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 14, 15,
147    15, 15, 16, 16, 16, 16, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 18,
148    18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19,
149    19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19
150};
151///Table 8.49
152const int8_t ff_k_to_i_34[] = {
153     0,  1,  2,  3,  4,  5,  6,  6,  7,  2,  1,  0, 10, 10,  4,  5,  6,  7,  8,
154     9, 10, 11, 12,  9, 14, 11, 12, 13, 14, 15, 16, 13, 16, 17, 18, 19, 20, 21,
155    22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 27, 28, 28, 28, 29, 29, 29,
156    30, 30, 30, 31, 31, 31, 31, 32, 32, 32, 32, 33, 33, 33, 33, 33, 33, 33, 33,
157    33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33
158};
159