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mpc8huff.h
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1/*
2 * Musepack SV8 decoder
3 * Copyright (c) 2007 Konstantin Shishkov
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
22#ifndef AVCODEC_MPC8HUFF_H
23#define AVCODEC_MPC8HUFF_H
24
25#include <stdint.h>
26
27#define MPC8_MAX_VLC_SIZE 256
28
29#define MPC8_BANDS_SIZE 33
30#define MPC8_BANDS_BITS 9
31
32static const uint8_t mpc8_bands_syms[MPC8_BANDS_SIZE] = {
33 13, 19, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 9, 23, 24, 25, 8, 26,
34 27, 7, 28, 5, 6, 29, 4, 3, 30, 2, 31, 1, 32, 0
35};
36static const uint8_t mpc8_bands_len_counts[16] = {
37 1, 1, 1, 0, 2, 2, 1, 3, 2, 3, 4, 11, 2, 0, 0, 0
38};
39
40static const uint8_t mpc8_scfi_syms[] = {
41 /* SCFI[0] VLC symbols - 4 entries */
42 0, 1, 3, 2,
43 /* SCFI[1] VLC symbols - 16 entries */
44 1, 4, 0, 2, 3, 8, 12, 5, 6, 7, 9, 13, 11, 14, 10, 15
45};
46
47static const uint8_t mpc8_scfi_len_counts[2][16] = {
48 { 1, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
49 { 0, 2, 2, 0, 5, 5, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
50};
51
52#define MPC8_DSCF0_BITS 9
53#define MPC8_DSCF1_BITS 9
54
55static const uint8_t mpc8_dscf_syms[] = {
56 /* DSCF[0] VLC symbols - 64 entries */
57 58, 59, 60, 61, 62, 63, 55, 56, 57, 0, 1, 2, 53, 54, 3, 4, 5, 50, 51,
58 52, 6, 7, 8, 9, 10, 31, 47, 48, 49, 11, 12, 13, 14, 44, 45, 46, 15, 16,
59 17, 18, 41, 42, 43, 19, 20, 21, 22, 40, 23, 24, 38, 39, 25, 28, 37, 26, 27,
60 29, 30, 32, 36, 33, 34, 35,
61 /* DSCF[1] VLC symbols - 65 entries */
62 0, 59, 60, 61, 62, 63, 1, 2, 56, 57, 58, 3, 4, 5, 53, 54, 55, 6, 7,
63 8, 9, 49, 50, 51, 52, 64, 10, 11, 12, 13, 46, 47, 48, 14, 15, 16, 17, 43,
64 44, 45, 18, 19, 20, 41, 42, 21, 22, 39, 40, 23, 24, 38, 25, 37, 26, 35, 36,
65 27, 28, 34, 29, 30, 31, 32, 33,
66};
67
68static const uint8_t mpc8_dscf_len_counts[2][16] = {
69 { 0, 0, 3, 6, 3, 4, 5, 7, 7, 9, 6, 5, 3, 6, 0, 0 },
70 { 0, 0, 5, 3, 3, 2, 3, 4, 5, 7, 7, 9, 6, 5, 6, 0 },
71};
72
73#define MPC8_RES_BITS 9
74
75static const uint8_t mpc8_res_syms[] = {
76 /* RES[0] VLC symbols - 17 entries */
77 13, 14, 12, 11, 10, 9, 8, 7, 6, 15, 5, 4, 3, 2, 16, 1, 0,
78 /* RES[1] VLC symbols - 17 entries */
79 8, 9, 10, 11, 7, 12, 6, 13, 5, 4, 14, 3, 15, 2, 0, 1, 16,
80};
81
82static const uint8_t mpc8_res_len_counts[2][16] = {
83 { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2 },
84 { 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 4, 0, 0 },
85};
86
87#define MPC8_Q1_BITS 9
88
89static const uint8_t mpc8_q1_len_counts[16] = {
90 0, 0, 5, 5, 1, 1, 1, 1, 1, 1, 1, 2, 0, 0, 0, 0
91};
92
93#define MPC8_Q9UP_BITS 9
94
95static const uint8_t mpc8_q9up_len_counts[16] = {
96 0, 0, 0, 0, 0, 2, 38, 134, 71, 9, 2, 0, 0, 0, 0, 0
97};
98
99#define MPC8_Q2_BITS 9
100
101static const uint8_t mpc8_q2_len_counts[2][16] = {
102 { 0, 0, 1, 6, 0, 17, 9, 24, 24, 9, 27, 4, 4, 0, 0, 0 },
103 { 0, 0, 0, 1, 16, 10, 6, 48, 9, 27, 4, 4, 0, 0, 0, 0 },
104};
105
106#define MPC8_Q3_BITS 9
107#define MPC8_Q4_BITS 9
108
109static const uint8_t mpc8_q34_len_counts[2][16] = {
110 { 0, 0, 1, 6, 6, 11, 13, 8, 4, 0, 0, 0, 0, 0, 0, 0 },
111 { 0, 0, 0, 1, 12, 23, 14, 19, 8, 4, 0, 0, 0, 0, 0, 0 },
112};
113
114static const uint8_t mpc8_q5_8_len_counts[2][4][16] = {
115 { /* Q5[0], Q6[0], Q7[0], Q8[0] */
116 { 0, 1, 4, 2, 2, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
117 { 0, 1, 2, 4, 3, 7, 2, 4, 8, 0, 0, 0, 0, 0, 0, 0 },
118 { 0, 1, 2, 2, 4, 6, 10, 10, 12, 16, 0, 0, 0, 0, 0, 0 },
119 { 0, 1, 2, 1, 3, 8, 8, 15, 24, 42, 17, 6, 0, 0, 0, 0 },
120 },
121 { /* Q5[1], Q6[1], Q7[1], Q8[1] */
122 { 0, 0, 5, 4, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
123 { 0, 0, 0, 11, 6, 4, 6, 4, 0, 0, 0, 0, 0, 0, 0, 0 },
124 { 0, 0, 0, 0, 20, 15, 10, 14, 4, 0, 0, 0, 0, 0, 0, 0 },
125 { 0, 0, 0, 0, 0, 26, 55, 38, 8, 0, 0, 0, 0, 0, 0, 0 },
126 }
127};
128
129static const uint8_t mpc8_q_syms[] = {
130 /* Q1 VLC symbols - 19 entries */
131 17, 18, 16, 15, 14, 13, 12, 0, 11, 1, 2, 8, 9, 10, 3,
132 4, 5, 6, 7,
133 /* Q9UP VLC symbols - 256 entries */
134 254, 255, 0, 1, 2, 3, 4, 250, 251, 252, 253, 5, 6, 7, 8,
135 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 21, 22, 23, 24, 25,
136 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 41,
137 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227,
138 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242,
139 243, 244, 245, 246, 247, 248, 249, 19, 20, 40, 42, 43, 44, 45, 46,
140 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,
141 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76,
142 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
143 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106,
144 107, 147, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161,
145 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176,
146 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
147 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206,
148 207, 208, 209, 210, 211, 212, 108, 109, 110, 111, 112, 113, 114, 115, 116,
149 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 129, 130, 131, 132, 133,
150 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 148, 127,
151 128,
152 /* Q2[0] VLC symbols - 125 entries */
153 4, 24, 100, 120, 0, 20, 104, 124, 1, 3, 5, 9, 10, 14, 15,
154 19, 21, 23, 25, 29, 45, 49, 75, 79, 95, 99, 101, 103, 105, 109,
155 114, 115, 119, 121, 123, 2, 22, 50, 54, 70, 74, 102, 110, 122, 6,
156 8, 16, 18, 26, 28, 30, 34, 40, 44, 46, 48, 76, 78, 80, 84,
157 90, 94, 96, 98, 106, 108, 116, 118, 7, 11, 13, 17, 27, 35, 39,
158 47, 51, 53, 55, 59, 65, 69, 71, 73, 77, 85, 89, 97, 107, 111,
159 113, 117, 12, 33, 43, 52, 60, 64, 72, 91, 112, 31, 32, 36, 38,
160 41, 42, 56, 58, 66, 68, 81, 82, 83, 86, 88, 92, 93, 37, 57,
161 61, 63, 67, 87, 62,
162 /* Q3 VLC symbols - 49 entries */
163 13, 3, 109, 99, 14, 2, 29, 19, 93, 83, 110, 98, 15, 0, 1,
164 18, 45, 35, 61, 51, 77, 67, 111, 96, 97, 30, 31, 17, 46, 34,
165 78, 66, 94, 95, 81, 82, 16, 33, 62, 50, 79, 80, 47, 32, 63,
166 49, 64, 65, 48,
167 /* Q5[0] VLC symbols - 15 entries */
168 0, 1, 13, 14, 2, 12, 3, 11, 4, 10, 5, 6, 8, 9, 7,
169 /* Q6[0] VLC symbols - 31 entries */
170 0, 1, 2, 3, 27, 28, 29, 30, 4, 5, 25, 26, 6, 24, 7,
171 8, 9, 20, 21, 22, 23, 10, 11, 19, 12, 13, 17, 18, 14, 16,
172 15,
173 /* Q7[0] VLC symbols - 63 entries */
174 0, 1, 2, 5, 6, 7, 8, 9, 53, 54, 55, 56, 57, 60, 61,
175 62, 3, 4, 10, 11, 12, 13, 49, 50, 51, 52, 58, 59, 14, 15,
176 16, 17, 18, 43, 45, 46, 47, 48, 19, 20, 21, 22, 23, 39, 40,
177 41, 42, 44, 24, 25, 26, 36, 37, 38, 27, 28, 34, 35, 29, 33,
178 30, 32, 31,
179 /* Q8[0] VLC symbols - 127 entries */
180 11, 12, 111, 113, 114, 115, 0, 1, 13, 14, 15, 16, 17, 18, 19,
181 21, 104, 105, 107, 108, 109, 110, 112, 2, 3, 4, 5, 6, 8, 10,
182 20, 22, 23, 24, 25, 26, 27, 28, 29, 31, 32, 33, 34, 35, 92,
183 93, 95, 96, 97, 98, 99, 100, 101, 102, 103, 106, 116, 117, 120, 121,
184 122, 123, 124, 125, 126, 7, 9, 30, 36, 37, 38, 39, 40, 41, 42,
185 43, 45, 83, 84, 85, 86, 87, 88, 89, 90, 91, 94, 118, 119, 44,
186 46, 47, 48, 49, 50, 51, 75, 76, 77, 78, 79, 80, 81, 82, 52,
187 53, 54, 55, 71, 72, 73, 74, 56, 57, 58, 59, 67, 68, 69, 70,
188 60, 65, 66, 61, 62, 64, 63,
189 /* Q2[1] VLC symbols - 125 entries */
190 4, 24, 100, 120, 0, 20, 104, 124, 1, 3, 5, 9, 10, 15, 19,
191 21, 23, 25, 29, 45, 49, 75, 79, 95, 99, 101, 102, 103, 105, 109,
192 114, 115, 119, 121, 123, 2, 14, 22, 50, 54, 70, 74, 110, 122, 6,
193 7, 8, 11, 13, 16, 17, 18, 26, 27, 28, 30, 34, 35, 39, 40,
194 44, 46, 47, 48, 51, 53, 55, 59, 65, 69, 71, 73, 76, 77, 78,
195 80, 84, 85, 89, 90, 94, 96, 97, 98, 106, 107, 108, 111, 113, 116,
196 117, 118, 12, 52, 60, 64, 72, 112, 31, 33, 36, 41, 43, 81, 83,
197 88, 91, 93, 32, 37, 38, 42, 56, 57, 58, 61, 63, 66, 67, 68,
198 82, 86, 87, 92, 62,
199 /* Q4 VLC symbols - 81 entries */
200 12, 4, 140, 132, 13, 3, 28, 20, 124, 116, 141, 131, 14, 1, 2,
201 29, 19, 44, 36, 60, 52, 92, 84, 108, 100, 125, 115, 142, 143, 129,
202 130, 15, 0, 30, 18, 45, 35, 76, 68, 109, 99, 126, 127, 114, 128,
203 31, 16, 17, 46, 47, 33, 34, 61, 62, 50, 51, 77, 67, 93, 94,
204 82, 83, 110, 111, 97, 98, 112, 113, 32, 63, 48, 49, 78, 79, 65,
205 66, 95, 80, 81, 96, 64,
206 /* Q5[1] VLC symbols - 15 entries */
207 0, 1, 13, 14, 2, 12, 3, 4, 10, 11, 5, 6, 7, 8, 9,
208 /* Q6[1] VLC symbols - 31 entries */
209 0, 1, 29, 30, 2, 3, 4, 26, 27, 28, 5, 6, 24, 25, 7,
210 8, 9, 21, 22, 23, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
211 20,
212 /* Q7[1] VLC symbols - 63 entries */
213 0, 1, 61, 62, 2, 3, 4, 5, 6, 7, 8, 54, 55, 56, 57,
214 58, 59, 60, 9, 10, 11, 12, 13, 49, 50, 51, 52, 53, 14, 15,
215 16, 17, 18, 19, 20, 21, 42, 43, 44, 45, 46, 47, 48, 22, 23,
216 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
217 39, 40, 41,
218 /* Q8[1] VLC symbols - 127 entries */
219 0, 1, 2, 3, 123, 124, 125, 126, 4, 5, 6, 7, 8, 9, 10,
220 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 103, 104, 105, 106,
221 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121,
222 122, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
223 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 75,
224 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
225 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 50, 51, 52, 53,
226 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68,
227 69, 70, 71, 72, 73, 74, 76,
228};
229
230#endif /* AVCODEC_MPC8HUFF_H */
mpc8_q5_8_len_counts
static const uint8_t mpc8_q5_8_len_counts[2][4][16]
Definition mpc8huff.h:114
mpc8_dscf_syms
static const uint8_t mpc8_dscf_syms[]
Definition mpc8huff.h:55
mpc8_res_syms
static const uint8_t mpc8_res_syms[]
Definition mpc8huff.h:75
MPC8_BANDS_SIZE
#define MPC8_BANDS_SIZE
Definition mpc8huff.h:29
mpc8_res_len_counts
static const uint8_t mpc8_res_len_counts[2][16]
Definition mpc8huff.h:82
mpc8_scfi_syms
static const uint8_t mpc8_scfi_syms[]
Definition mpc8huff.h:40
mpc8_bands_syms
static const uint8_t mpc8_bands_syms[MPC8_BANDS_SIZE]
Definition mpc8huff.h:32
mpc8_q2_len_counts
static const uint8_t mpc8_q2_len_counts[2][16]
Definition mpc8huff.h:101
mpc8_q1_len_counts
static const uint8_t mpc8_q1_len_counts[16]
Definition mpc8huff.h:89
mpc8_q_syms
static const uint8_t mpc8_q_syms[]
Definition mpc8huff.h:129
mpc8_q34_len_counts
static const uint8_t mpc8_q34_len_counts[2][16]
Definition mpc8huff.h:109
mpc8_dscf_len_counts
static const uint8_t mpc8_dscf_len_counts[2][16]
Definition mpc8huff.h:68
mpc8_bands_len_counts
static const uint8_t mpc8_bands_len_counts[16]
Definition mpc8huff.h:36
mpc8_q9up_len_counts
static const uint8_t mpc8_q9up_len_counts[16]
Definition mpc8huff.h:95
mpc8_scfi_len_counts
static const uint8_t mpc8_scfi_len_counts[2][16]
Definition mpc8huff.h:47
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