mirror of https://git.ffmpeg.org/ffmpeg.git
231 lines
11 KiB
C
231 lines
11 KiB
C
/*
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* Musepack SV8 decoder
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* Copyright (c) 2007 Konstantin Shishkov
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_MPC8HUFF_H
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#define AVCODEC_MPC8HUFF_H
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#include <stdint.h>
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#define MPC8_MAX_VLC_SIZE 256
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#define MPC8_BANDS_SIZE 33
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#define MPC8_BANDS_BITS 9
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static const uint8_t mpc8_bands_syms[MPC8_BANDS_SIZE] = {
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13, 19, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 9, 23, 24, 25, 8, 26,
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27, 7, 28, 5, 6, 29, 4, 3, 30, 2, 31, 1, 32, 0
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};
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static const uint8_t mpc8_bands_len_counts[16] = {
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1, 1, 1, 0, 2, 2, 1, 3, 2, 3, 4, 11, 2, 0, 0, 0
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};
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static const uint8_t mpc8_scfi_syms[] = {
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/* SCFI[0] VLC symbols - 4 entries */
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0, 1, 3, 2,
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/* SCFI[1] VLC symbols - 16 entries */
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1, 4, 0, 2, 3, 8, 12, 5, 6, 7, 9, 13, 11, 14, 10, 15
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};
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static const uint8_t mpc8_scfi_len_counts[2][16] = {
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{ 1, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 2, 2, 0, 5, 5, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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};
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#define MPC8_DSCF0_BITS 9
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#define MPC8_DSCF1_BITS 9
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static const uint8_t mpc8_dscf_syms[] = {
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/* DSCF[0] VLC symbols - 64 entries */
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58, 59, 60, 61, 62, 63, 55, 56, 57, 0, 1, 2, 53, 54, 3, 4, 5, 50, 51,
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52, 6, 7, 8, 9, 10, 31, 47, 48, 49, 11, 12, 13, 14, 44, 45, 46, 15, 16,
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17, 18, 41, 42, 43, 19, 20, 21, 22, 40, 23, 24, 38, 39, 25, 28, 37, 26, 27,
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29, 30, 32, 36, 33, 34, 35,
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/* DSCF[1] VLC symbols - 65 entries */
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0, 59, 60, 61, 62, 63, 1, 2, 56, 57, 58, 3, 4, 5, 53, 54, 55, 6, 7,
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8, 9, 49, 50, 51, 52, 64, 10, 11, 12, 13, 46, 47, 48, 14, 15, 16, 17, 43,
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44, 45, 18, 19, 20, 41, 42, 21, 22, 39, 40, 23, 24, 38, 25, 37, 26, 35, 36,
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27, 28, 34, 29, 30, 31, 32, 33,
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};
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static const uint8_t mpc8_dscf_len_counts[2][16] = {
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{ 0, 0, 3, 6, 3, 4, 5, 7, 7, 9, 6, 5, 3, 6, 0, 0 },
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{ 0, 0, 5, 3, 3, 2, 3, 4, 5, 7, 7, 9, 6, 5, 6, 0 },
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};
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#define MPC8_RES_BITS 9
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static const uint8_t mpc8_res_syms[] = {
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/* RES[0] VLC symbols - 17 entries */
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13, 14, 12, 11, 10, 9, 8, 7, 6, 15, 5, 4, 3, 2, 16, 1, 0,
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/* RES[1] VLC symbols - 17 entries */
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8, 9, 10, 11, 7, 12, 6, 13, 5, 4, 14, 3, 15, 2, 0, 1, 16,
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};
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static const uint8_t mpc8_res_len_counts[2][16] = {
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{ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2 },
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{ 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 4, 0, 0 },
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};
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#define MPC8_Q1_BITS 9
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static const uint8_t mpc8_q1_len_counts[16] = {
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0, 0, 5, 5, 1, 1, 1, 1, 1, 1, 1, 2, 0, 0, 0, 0
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};
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#define MPC8_Q9UP_BITS 9
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static const uint8_t mpc8_q9up_len_counts[16] = {
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0, 0, 0, 0, 0, 2, 38, 134, 71, 9, 2, 0, 0, 0, 0, 0
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};
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#define MPC8_Q2_BITS 9
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static const uint8_t mpc8_q2_len_counts[2][16] = {
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{ 0, 0, 1, 6, 0, 17, 9, 24, 24, 9, 27, 4, 4, 0, 0, 0 },
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{ 0, 0, 0, 1, 16, 10, 6, 48, 9, 27, 4, 4, 0, 0, 0, 0 },
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};
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#define MPC8_Q3_BITS 9
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#define MPC8_Q4_BITS 9
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static const uint8_t mpc8_q34_len_counts[2][16] = {
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{ 0, 0, 1, 6, 6, 11, 13, 8, 4, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 1, 12, 23, 14, 19, 8, 4, 0, 0, 0, 0, 0, 0 },
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};
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static const uint8_t mpc8_q5_8_len_counts[2][4][16] = {
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{ /* Q5[0], Q6[0], Q7[0], Q8[0] */
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{ 0, 1, 4, 2, 2, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 1, 2, 4, 3, 7, 2, 4, 8, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 1, 2, 2, 4, 6, 10, 10, 12, 16, 0, 0, 0, 0, 0, 0 },
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{ 0, 1, 2, 1, 3, 8, 8, 15, 24, 42, 17, 6, 0, 0, 0, 0 },
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},
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{ /* Q5[1], Q6[1], Q7[1], Q8[1] */
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{ 0, 0, 5, 4, 2, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 11, 6, 4, 6, 4, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 20, 15, 10, 14, 4, 0, 0, 0, 0, 0, 0, 0 },
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{ 0, 0, 0, 0, 0, 26, 55, 38, 8, 0, 0, 0, 0, 0, 0, 0 },
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}
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};
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static const uint8_t mpc8_q_syms[] = {
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/* Q1 VLC symbols - 19 entries */
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17, 18, 16, 15, 14, 13, 12, 0, 11, 1, 2, 8, 9, 10, 3,
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4, 5, 6, 7,
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/* Q9UP VLC symbols - 256 entries */
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254, 255, 0, 1, 2, 3, 4, 250, 251, 252, 253, 5, 6, 7, 8,
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9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 21, 22, 23, 24, 25,
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26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 41,
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213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227,
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228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242,
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243, 244, 245, 246, 247, 248, 249, 19, 20, 40, 42, 43, 44, 45, 46,
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47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,
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62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76,
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77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
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92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106,
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107, 147, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161,
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162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176,
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177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
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192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206,
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207, 208, 209, 210, 211, 212, 108, 109, 110, 111, 112, 113, 114, 115, 116,
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117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 129, 130, 131, 132, 133,
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134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 148, 127,
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128,
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/* Q2[0] VLC symbols - 125 entries */
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4, 24, 100, 120, 0, 20, 104, 124, 1, 3, 5, 9, 10, 14, 15,
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19, 21, 23, 25, 29, 45, 49, 75, 79, 95, 99, 101, 103, 105, 109,
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114, 115, 119, 121, 123, 2, 22, 50, 54, 70, 74, 102, 110, 122, 6,
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8, 16, 18, 26, 28, 30, 34, 40, 44, 46, 48, 76, 78, 80, 84,
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90, 94, 96, 98, 106, 108, 116, 118, 7, 11, 13, 17, 27, 35, 39,
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47, 51, 53, 55, 59, 65, 69, 71, 73, 77, 85, 89, 97, 107, 111,
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113, 117, 12, 33, 43, 52, 60, 64, 72, 91, 112, 31, 32, 36, 38,
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41, 42, 56, 58, 66, 68, 81, 82, 83, 86, 88, 92, 93, 37, 57,
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61, 63, 67, 87, 62,
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/* Q3 VLC symbols - 49 entries */
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13, 3, 109, 99, 14, 2, 29, 19, 93, 83, 110, 98, 15, 0, 1,
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18, 45, 35, 61, 51, 77, 67, 111, 96, 97, 30, 31, 17, 46, 34,
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78, 66, 94, 95, 81, 82, 16, 33, 62, 50, 79, 80, 47, 32, 63,
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49, 64, 65, 48,
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/* Q5[0] VLC symbols - 15 entries */
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0, 1, 13, 14, 2, 12, 3, 11, 4, 10, 5, 6, 8, 9, 7,
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/* Q6[0] VLC symbols - 31 entries */
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0, 1, 2, 3, 27, 28, 29, 30, 4, 5, 25, 26, 6, 24, 7,
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8, 9, 20, 21, 22, 23, 10, 11, 19, 12, 13, 17, 18, 14, 16,
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15,
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/* Q7[0] VLC symbols - 63 entries */
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0, 1, 2, 5, 6, 7, 8, 9, 53, 54, 55, 56, 57, 60, 61,
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62, 3, 4, 10, 11, 12, 13, 49, 50, 51, 52, 58, 59, 14, 15,
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16, 17, 18, 43, 45, 46, 47, 48, 19, 20, 21, 22, 23, 39, 40,
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41, 42, 44, 24, 25, 26, 36, 37, 38, 27, 28, 34, 35, 29, 33,
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30, 32, 31,
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/* Q8[0] VLC symbols - 127 entries */
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11, 12, 111, 113, 114, 115, 0, 1, 13, 14, 15, 16, 17, 18, 19,
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21, 104, 105, 107, 108, 109, 110, 112, 2, 3, 4, 5, 6, 8, 10,
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20, 22, 23, 24, 25, 26, 27, 28, 29, 31, 32, 33, 34, 35, 92,
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93, 95, 96, 97, 98, 99, 100, 101, 102, 103, 106, 116, 117, 120, 121,
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122, 123, 124, 125, 126, 7, 9, 30, 36, 37, 38, 39, 40, 41, 42,
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43, 45, 83, 84, 85, 86, 87, 88, 89, 90, 91, 94, 118, 119, 44,
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46, 47, 48, 49, 50, 51, 75, 76, 77, 78, 79, 80, 81, 82, 52,
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53, 54, 55, 71, 72, 73, 74, 56, 57, 58, 59, 67, 68, 69, 70,
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60, 65, 66, 61, 62, 64, 63,
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/* Q2[1] VLC symbols - 125 entries */
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4, 24, 100, 120, 0, 20, 104, 124, 1, 3, 5, 9, 10, 15, 19,
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21, 23, 25, 29, 45, 49, 75, 79, 95, 99, 101, 102, 103, 105, 109,
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114, 115, 119, 121, 123, 2, 14, 22, 50, 54, 70, 74, 110, 122, 6,
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7, 8, 11, 13, 16, 17, 18, 26, 27, 28, 30, 34, 35, 39, 40,
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44, 46, 47, 48, 51, 53, 55, 59, 65, 69, 71, 73, 76, 77, 78,
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80, 84, 85, 89, 90, 94, 96, 97, 98, 106, 107, 108, 111, 113, 116,
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117, 118, 12, 52, 60, 64, 72, 112, 31, 33, 36, 41, 43, 81, 83,
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88, 91, 93, 32, 37, 38, 42, 56, 57, 58, 61, 63, 66, 67, 68,
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82, 86, 87, 92, 62,
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/* Q4 VLC symbols - 81 entries */
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12, 4, 140, 132, 13, 3, 28, 20, 124, 116, 141, 131, 14, 1, 2,
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29, 19, 44, 36, 60, 52, 92, 84, 108, 100, 125, 115, 142, 143, 129,
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130, 15, 0, 30, 18, 45, 35, 76, 68, 109, 99, 126, 127, 114, 128,
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31, 16, 17, 46, 47, 33, 34, 61, 62, 50, 51, 77, 67, 93, 94,
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82, 83, 110, 111, 97, 98, 112, 113, 32, 63, 48, 49, 78, 79, 65,
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66, 95, 80, 81, 96, 64,
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/* Q5[1] VLC symbols - 15 entries */
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0, 1, 13, 14, 2, 12, 3, 4, 10, 11, 5, 6, 7, 8, 9,
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/* Q6[1] VLC symbols - 31 entries */
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0, 1, 29, 30, 2, 3, 4, 26, 27, 28, 5, 6, 24, 25, 7,
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8, 9, 21, 22, 23, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
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20,
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/* Q7[1] VLC symbols - 63 entries */
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0, 1, 61, 62, 2, 3, 4, 5, 6, 7, 8, 54, 55, 56, 57,
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58, 59, 60, 9, 10, 11, 12, 13, 49, 50, 51, 52, 53, 14, 15,
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16, 17, 18, 19, 20, 21, 42, 43, 44, 45, 46, 47, 48, 22, 23,
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24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
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39, 40, 41,
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/* Q8[1] VLC symbols - 127 entries */
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0, 1, 2, 3, 123, 124, 125, 126, 4, 5, 6, 7, 8, 9, 10,
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11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 103, 104, 105, 106,
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107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121,
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122, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
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36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 75,
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77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
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92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 50, 51, 52, 53,
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54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68,
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69, 70, 71, 72, 73, 74, 76,
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};
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#endif /* AVCODEC_MPC8HUFF_H */
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