FFmpeg: libavcodec/mpc8huff.h Source File

00001 /*
00002  * Musepack SV8 decoder
00003  * Copyright (c) 2007 Konstantin Shishkov
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #ifndef AVCODEC_MPC8HUFF_H
00023 #define AVCODEC_MPC8HUFF_H
00024 
00025 #include <stdint.h>
00026 
00027 #define MPC8_BANDS_SIZE 33
00028 #define MPC8_BANDS_BITS 9
00029 
00030 static const uint8_t mpc8_bands_codes[MPC8_BANDS_SIZE] = {
00031  0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x04,
00032  0x05, 0x06, 0x01, 0x02, 0x03, 0x00, 0x04, 0x05,
00033  0x06, 0x07, 0x08, 0x01, 0x09, 0x0A, 0x0B, 0x07,
00034  0x08, 0x09, 0x06, 0x07, 0x05, 0x05, 0x03, 0x03,
00035  0x01,
00036 };
00037 static const int8_t mpc8_bands_bits[MPC8_BANDS_SIZE] = {
00038   1,  3,  5,  6,  7,  8,  8,  9,
00039  10, 11, 12, 12, 12, 13, 12, 12,
00040  12, 12, 12, 13, 12, 12, 12, 11,
00041  11, 11, 10, 10,  9,  8,  6,  5,
00042   2,
00043 };
00044 
00045 #define MPC8_SCFI0_SIZE 4
00046 #define MPC8_SCFI0_BITS 3
00047 
00048 static const uint8_t mpc8_scfi0_codes[MPC8_SCFI0_SIZE] = {
00049  0x00, 0x01, 0x01, 0x01,
00050 };
00051 static const int8_t mpc8_scfi0_bits[MPC8_SCFI0_SIZE] = {
00052   3,  3,  1,  2,
00053 };
00054 
00055 #define MPC8_SCFI1_SIZE 16
00056 #define MPC8_SCFI1_BITS 7
00057 
00058 static const uint8_t mpc8_scfi1_codes[MPC8_SCFI1_SIZE] = {
00059  0x01, 0x00, 0x02, 0x03, 0x01, 0x03, 0x04, 0x05,
00060  0x04, 0x06, 0x02, 0x02, 0x05, 0x07, 0x03, 0x03,
00061 
00062 };
00063 static const int8_t mpc8_scfi1_bits[MPC8_SCFI1_SIZE] = {
00064   6,  7,  6,  6,  7,  5,  5,  5,
00065   6,  5,  2,  3,  6,  5,  3,  2,
00066 
00067 };
00068 
00069 #define MPC8_DSCF0_SIZE 64
00070 #define MPC8_DSCF0_BITS 9
00071 
00072 static const uint8_t mpc8_dscf0_codes[MPC8_DSCF0_SIZE] = {
00073  0x03, 0x04, 0x05, 0x04, 0x05, 0x06, 0x05, 0x06,
00074  0x07, 0x08, 0x09, 0x07, 0x08, 0x09, 0x0A, 0x07,
00075  0x08, 0x09, 0x0A, 0x07, 0x08, 0x09, 0x0A, 0x06,
00076  0x07, 0x05, 0x04, 0x05, 0x06, 0x06, 0x07, 0x0A,
00077  0x08, 0x05, 0x06, 0x07, 0x09, 0x07, 0x08, 0x09,
00078  0x0B, 0x0B, 0x0C, 0x0D, 0x0B, 0x0C, 0x0D, 0x0B,
00079  0x0C, 0x0D, 0x07, 0x08, 0x09, 0x06, 0x07, 0x03,
00080  0x04, 0x05, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
00081 };
00082 static const int8_t mpc8_dscf0_bits[MPC8_DSCF0_SIZE] = {
00083  12, 12, 12, 11, 11, 11, 10, 10,
00084  10, 10, 10,  9,  9,  9,  9,  8,
00085   8,  8,  8,  7,  7,  7,  7,  6,
00086   6,  5,  4,  4,  5,  4,  4, 10,
00087   4,  3,  3,  3,  4,  5,  6,  6,
00088   7,  8,  8,  8,  9,  9,  9, 10,
00089  10, 10, 11, 11, 11, 12, 12, 13,
00090  13, 13, 14, 14, 14, 14, 14, 14,
00091 
00092 };
00093 
00094 #define MPC8_DSCF1_SIZE 65
00095 #define MPC8_DSCF1_BITS 9
00096 
00097 static const uint8_t mpc8_dscf1_codes[MPC8_DSCF1_SIZE] = {
00098  0x00, 0x03, 0x04, 0x04, 0x05, 0x06, 0x05, 0x06,
00099  0x07, 0x08, 0x07, 0x08, 0x09, 0x0A, 0x07, 0x08,
00100  0x09, 0x0A, 0x07, 0x08, 0x09, 0x06, 0x07, 0x05,
00101  0x06, 0x04, 0x03, 0x03, 0x04, 0x03, 0x04, 0x05,
00102  0x06, 0x07, 0x05, 0x04, 0x05, 0x05, 0x07, 0x08,
00103  0x09, 0x0A, 0x0B, 0x0B, 0x0C, 0x0D, 0x0B, 0x0C,
00104  0x0D, 0x09, 0x0A, 0x0B, 0x0C, 0x07, 0x08, 0x09,
00105  0x05, 0x06, 0x07, 0x01, 0x02, 0x03, 0x04, 0x05,
00106  0x0D,
00107 };
00108 static const int8_t mpc8_dscf1_bits[MPC8_DSCF1_SIZE] = {
00109  15, 14, 14, 13, 13, 13, 12, 12,
00110  12, 12, 11, 11, 11, 11, 10, 10,
00111  10, 10,  9,  9,  9,  8,  8,  7,
00112   7,  6,  5,  4,  4,  3,  3,  3,
00113   3,  3,  4,  5,  5,  6,  7,  8,
00114   8,  9,  9, 10, 10, 10, 11, 11,
00115  11, 12, 12, 12, 12, 13, 13, 13,
00116  14, 14, 14, 15, 15, 15, 15, 15,
00117  12,
00118 };
00119 
00120 #define MPC8_RES_SIZE 17
00121 #define MPC8_RES_BITS 9
00122 
00123 static const uint8_t mpc8_res_codes[2][MPC8_RES_SIZE] = {
00124   {
00125     0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
00126     0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01,
00127     0x01,
00128   },
00129   {
00130     0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
00131     0x00, 0x01, 0x02, 0x03, 0x01, 0x01, 0x01, 0x01,
00132     0x03,
00133   }
00134 };
00135 static const int8_t mpc8_res_bits[2][MPC8_RES_SIZE] = {
00136   {
00137      1,  2,  4,  5,  6,  7,  9, 10,
00138     11, 12, 13, 14, 15, 16, 16,  8,
00139      3,
00140   },
00141   {
00142      2,  2,  3,  5,  7,  8, 10, 12,
00143     14, 14, 14, 14, 11,  9,  6,  4,
00144      2,
00145   }
00146 };
00147 
00148 #define MPC8_Q1_SIZE 19
00149 #define MPC8_Q1_BITS 9
00150 
00151 static const uint8_t mpc8_q1_codes[MPC8_Q1_SIZE] = {
00152  0x01, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
00153  0x03, 0x04, 0x05, 0x01, 0x01, 0x01, 0x01, 0x01,
00154  0x01, 0x00, 0x01,
00155 };
00156 static const int8_t mpc8_q1_bits[MPC8_Q1_SIZE] = {
00157   6,  4,  4,  3,  3,  3,  3,  3,
00158   4,  4,  4,  5,  7,  8,  9, 10,
00159  11, 12, 12,
00160 };
00161 
00162 #define MPC8_Q9UP_SIZE 256
00163 #define MPC8_Q9UP_BITS 9
00164 
00165 static const uint8_t mpc8_q9up_codes[MPC8_Q9UP_SIZE] = {
00166  0x01, 0x02, 0x03, 0x04, 0x05, 0x05, 0x06, 0x07,
00167  0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
00168  0x10, 0x11, 0x12, 0x26, 0x27, 0x13, 0x14, 0x15,
00169  0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D,
00170  0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25,
00171  0x28, 0x26, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E,
00172  0x2F, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36,
00173  0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E,
00174  0x3F, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46,
00175  0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E,
00176  0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56,
00177  0x57, 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E,
00178  0x5F, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66,
00179  0x67, 0x68, 0x69, 0x6A, 0x56, 0x57, 0x58, 0x59,
00180  0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x61,
00181  0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x3E,
00182  0x3F, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
00183  0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
00184  0x78, 0x79, 0x7A, 0x6B, 0x7B, 0x6C, 0x6D, 0x6E,
00185  0x6F, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76,
00186  0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E,
00187  0x7F, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86,
00188  0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E,
00189  0x8F, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96,
00190  0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E,
00191  0x9F, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
00192  0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0x27, 0x28, 0x29,
00193  0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, 0x30, 0x31,
00194  0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
00195  0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, 0x40, 0x41,
00196  0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,
00197  0x4A, 0x4B, 0x06, 0x07, 0x08, 0x09, 0x00, 0x01,
00198 };
00199 static const int8_t mpc8_q9up_bits[MPC8_Q9UP_SIZE] = {
00200  10, 10, 10, 10, 10,  9,  9,  9,
00201   9,  9,  9,  9,  9,  9,  9,  9,
00202   9,  9,  9,  8,  8,  9,  9,  9,
00203   9,  9,  9,  9,  9,  9,  9,  9,
00204   9,  9,  9,  9,  9,  9,  9,  9,
00205   8,  9,  8,  8,  8,  8,  8,  8,
00206   8,  8,  8,  8,  8,  8,  8,  8,
00207   8,  8,  8,  8,  8,  8,  8,  8,
00208   8,  8,  8,  8,  8,  8,  8,  8,
00209   8,  8,  8,  8,  8,  8,  8,  8,
00210   8,  8,  8,  8,  8,  8,  8,  8,
00211   8,  8,  8,  8,  8,  8,  8,  8,
00212   8,  8,  8,  8,  8,  8,  8,  8,
00213   8,  8,  8,  8,  7,  7,  7,  7,
00214   7,  7,  7,  7,  7,  7,  7,  7,
00215   7,  7,  7,  7,  7,  7,  7,  6,
00216   6,  7,  7,  7,  7,  7,  7,  7,
00217   7,  7,  7,  7,  7,  7,  7,  7,
00218   7,  7,  7,  8,  7,  8,  8,  8,
00219   8,  8,  8,  8,  8,  8,  8,  8,
00220   8,  8,  8,  8,  8,  8,  8,  8,
00221   8,  8,  8,  8,  8,  8,  8,  8,
00222   8,  8,  8,  8,  8,  8,  8,  8,
00223   8,  8,  8,  8,  8,  8,  8,  8,
00224   8,  8,  8,  8,  8,  8,  8,  8,
00225   8,  8,  8,  8,  8,  8,  8,  8,
00226   8,  8,  8,  8,  8,  9,  9,  9,
00227   9,  9,  9,  9,  9,  9,  9,  9,
00228   9,  9,  9,  9,  9,  9,  9,  9,
00229   9,  9,  9,  9,  9,  9,  9,  9,
00230   9,  9,  9,  9,  9,  9,  9,  9,
00231   9,  9, 10, 10, 10, 10, 11, 11,
00232 };
00233 
00234 #define MPC8_Q2_SIZE 125
00235 #define MPC8_Q2_BITS 9
00236 
00237 static const uint8_t mpc8_q2_codes[2][MPC8_Q2_SIZE] = {
00238 {
00239  0x02, 0x03, 0x0F, 0x04, 0x00, 0x05, 0x0C, 0x12,
00240  0x0D, 0x06, 0x07, 0x13, 0x15, 0x14, 0x08, 0x09,
00241  0x0E, 0x15, 0x0F, 0x0A, 0x03, 0x0B, 0x10, 0x0C,
00242  0x01, 0x0D, 0x10, 0x16, 0x11, 0x0E, 0x12, 0x0F,
00243  0x10, 0x16, 0x13, 0x17, 0x11, 0x08, 0x12, 0x18,
00244  0x14, 0x13, 0x14, 0x17, 0x15, 0x0F, 0x16, 0x19,
00245  0x17, 0x10, 0x11, 0x1A, 0x18, 0x1B, 0x12, 0x1C,
00246  0x15, 0x09, 0x16, 0x1D, 0x19, 0x0A, 0x07, 0x0B,
00247  0x1A, 0x1E, 0x17, 0x0C, 0x18, 0x1F, 0x13, 0x20,
00248  0x1B, 0x21, 0x14, 0x11, 0x18, 0x22, 0x19, 0x12,
00249  0x1A, 0x19, 0x1A, 0x1B, 0x1B, 0x23, 0x1C, 0x0D,
00250  0x1D, 0x24, 0x1C, 0x1C, 0x1E, 0x1F, 0x1D, 0x13,
00251  0x1E, 0x25, 0x1F, 0x14, 0x02, 0x15, 0x15, 0x16,
00252  0x04, 0x17, 0x20, 0x26, 0x21, 0x18, 0x16, 0x27,
00253  0x1D, 0x28, 0x19, 0x1A, 0x22, 0x29, 0x23, 0x1B,
00254  0x03, 0x1C, 0x17, 0x1D, 0x05,
00255 },
00256 {
00257  0x02, 0x03, 0x0F, 0x04, 0x00, 0x05, 0x0C, 0x0D,
00258  0x0E, 0x06, 0x07, 0x0F, 0x1E, 0x10, 0x10, 0x08,
00259  0x11, 0x12, 0x13, 0x09, 0x03, 0x0A, 0x11, 0x0B,
00260  0x01, 0x0C, 0x14, 0x15, 0x16, 0x0D, 0x17, 0x12,
00261  0x0E, 0x13, 0x18, 0x19, 0x14, 0x0F, 0x10, 0x1A,
00262  0x1B, 0x15, 0x11, 0x16, 0x1C, 0x0E, 0x1D, 0x1E,
00263  0x1F, 0x0F, 0x12, 0x20, 0x1F, 0x21, 0x13, 0x22,
00264  0x12, 0x13, 0x14, 0x23, 0x20, 0x15, 0x0F, 0x16,
00265  0x21, 0x24, 0x17, 0x18, 0x19, 0x25, 0x14, 0x26,
00266  0x22, 0x27, 0x15, 0x10, 0x28, 0x29, 0x2A, 0x11,
00267  0x2B, 0x17, 0x1A, 0x18, 0x2C, 0x2D, 0x1B, 0x1C,
00268  0x19, 0x2E, 0x2F, 0x1A, 0x1D, 0x1B, 0x30, 0x12,
00269  0x31, 0x32, 0x33, 0x13, 0x02, 0x14, 0x15, 0x16,
00270  0x04, 0x17, 0x34, 0x35, 0x36, 0x18, 0x16, 0x37,
00271  0x23, 0x38, 0x19, 0x1A, 0x39, 0x3A, 0x3B, 0x1B,
00272  0x03, 0x1C, 0x17, 0x1D, 0x05,
00273 }
00274 };
00275 static const int8_t mpc8_q2_bits[2][MPC8_Q2_SIZE] = {
00276 {
00277  12, 11, 10, 11, 13, 11,  9,  8,
00278   9, 11, 11,  8,  7,  8, 11, 11,
00279   9,  8,  9, 11, 12, 11, 10, 11,
00280  13, 11,  9,  8,  9, 11,  9,  6,
00281   6,  7,  9,  8,  6,  4,  6,  8,
00282   9,  6,  6,  7,  9, 11,  9,  8,
00283   9, 11, 10,  8,  7,  8, 10,  8,
00284   6,  4,  6,  8,  7,  4,  3,  4,
00285   7,  8,  6,  4,  6,  8, 10,  8,
00286   7,  8, 10, 11,  9,  8,  9, 11,
00287   9,  6,  6,  6,  9,  8,  6,  4,
00288   6,  8,  9,  7,  6,  6,  9, 11,
00289   9,  8,  9, 11, 13, 11, 10, 11,
00290  12, 11,  9,  8,  9, 11, 10,  8,
00291   7,  8, 11, 11,  9,  8,  9, 11,
00292  13, 11, 10, 11, 12,
00293 },
00294 {
00295  11, 10,  9, 10, 12, 10,  8,  8,
00296   8, 10, 10,  8,  7,  8,  9, 10,
00297   8,  8,  8, 10, 11, 10,  9, 10,
00298  12, 10,  8,  8,  8, 10,  8,  6,
00299   5,  6,  8,  8,  6,  5,  5,  8,
00300   8,  6,  5,  6,  8, 10,  8,  8,
00301   8, 10,  9,  8,  7,  8,  9,  8,
00302   5,  5,  5,  8,  7,  5,  4,  5,
00303   7,  8,  5,  5,  5,  8,  9,  8,
00304   7,  8,  9, 10,  8,  8,  8, 10,
00305   8,  6,  5,  6,  8,  8,  5,  5,
00306   6,  8,  8,  6,  5,  6,  8, 10,
00307   8,  8,  8, 10, 12, 10, 10, 10,
00308  11, 10,  8,  8,  8, 10,  9,  8,
00309   7,  8, 10, 10,  8,  8,  8, 10,
00310  12, 10,  9, 10, 11,
00311 }
00312 };
00313 
00314 #define MPC8_Q3_SIZE 49
00315 #define MPC8_Q3_BITS 9
00316 #define MPC8_Q3_OFFSET -48
00317 
00318 static const uint8_t mpc8_q3_codes[MPC8_Q3_SIZE] = {
00319  0x07, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x0F,
00320  0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x13, 0x12, 0x11,
00321  0x10, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09,
00322  0x11, 0x10, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A,
00323  0x09, 0x08, 0x07, 0x06, 0x05, 0x09, 0x08, 0x07,
00324  0x06, 0x05, 0x04, 0x03, 0x02, 0x03, 0x02, 0x01,
00325  0x00,
00326 };
00327 static const int8_t mpc8_q3_bits[MPC8_Q3_SIZE] = {
00328   3,  4,  4,  4,  4,  4,  4,  5,
00329   5,  5,  5,  5,  5,  6,  6,  6,
00330   6,  6,  6,  6,  6,  6,  6,  6,
00331   7,  7,  7,  7,  7,  7,  7,  7,
00332   7,  7,  7,  7,  7,  8,  8,  8,
00333   8,  8,  8,  8,  8,  9,  9,  9,
00334   9,
00335 };
00336 static const int8_t mpc8_q3_syms[MPC8_Q3_SIZE] = {
00337    48,    65,    64,    49,    63,    32,    47,    80,
00338    79,    50,    62,    33,    16,    82,    81,    95,
00339    94,    66,    78,    34,    46,    17,    31,    30,
00340    97,    96,   111,    67,    77,    51,    61,    35,
00341    45,    18,     1,     0,    15,    98,   110,    83,
00342    93,    19,    29,     2,    14,    99,   109,     3,
00343    13,
00344 };
00345 
00346 #define MPC8_Q4_SIZE 81
00347 #define MPC8_Q4_BITS 9
00348 #define MPC8_Q4_OFFSET -64
00349 
00350 static const uint8_t mpc8_q4_codes[MPC8_Q4_SIZE] = {
00351  0x0F, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x17,
00352  0x16, 0x15, 0x14, 0x13, 0x12, 0x23, 0x22, 0x21,
00353  0x20, 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19,
00354  0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11,
00355  0x10, 0x0F, 0x0E, 0x0D, 0x19, 0x18, 0x17, 0x16,
00356  0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0F, 0x0E,
00357  0x0D, 0x0C, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12,
00358  0x11, 0x10, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A,
00359  0x09, 0x08, 0x07, 0x06, 0x05, 0x09, 0x08, 0x07,
00360  0x06, 0x05, 0x04, 0x03, 0x02, 0x03, 0x02, 0x01,
00361  0x00,
00362 };
00363 static const int8_t mpc8_q4_bits[MPC8_Q4_SIZE] = {
00364   4,  5,  5,  5,  5,  5,  5,  5,
00365   5,  5,  5,  5,  5,  6,  6,  6,
00366   6,  6,  6,  6,  6,  6,  6,  6,
00367   6,  6,  6,  6,  6,  6,  6,  6,
00368   6,  6,  6,  6,  7,  7,  7,  7,
00369   7,  7,  7,  7,  7,  7,  7,  7,
00370   7,  7,  8,  8,  8,  8,  8,  8,
00371   8,  8,  8,  8,  8,  8,  8,  8,
00372   8,  8,  8,  8,  8,  9,  9,  9,
00373   9,  9,  9,  9,  9, 10, 10, 10,
00374  10,
00375 };
00376 static const int8_t mpc8_q4_syms[MPC8_Q4_SIZE] = {
00377    64,    96,    81,    80,    95,    66,    65,    79,
00378    78,    49,    48,    63,    32,   113,   112,    98,
00379    97,   111,   110,    83,    82,    94,    93,    67,
00380    77,    51,    50,    62,    61,    34,    33,    47,
00381    46,    17,    16,    31,   128,   114,   127,   126,
00382    99,   109,    68,    76,    35,    45,    18,    30,
00383     0,    15,   130,   129,   143,   142,   115,   125,
00384   100,   108,    84,    92,    52,    60,    36,    44,
00385    19,    29,     2,     1,    14,   131,   141,   116,
00386   124,    20,    28,     3,    13,   132,   140,     4,
00387    12,
00388 };
00389 
00390 #define MPC8_Q5_SIZE 15
00391 #define MPC8_Q5_BITS 7
00392 #define MPC8_Q5_OFFSET -7
00393 
00394 static const uint8_t mpc8_q5_codes[2][MPC8_Q5_SIZE] = {
00395 {
00396  0x00, 0x01, 0x02, 0x02, 0x02, 0x02, 0x03, 0x03,
00397  0x04, 0x05, 0x03, 0x03, 0x03, 0x02, 0x03,
00398 },
00399 {
00400  0x00, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x05,
00401  0x06, 0x07, 0x04, 0x05, 0x03, 0x02, 0x03,
00402 }
00403 };
00404 static const int8_t mpc8_q5_bits[2][MPC8_Q5_SIZE] = {
00405 {
00406   7,  7,  6,  5,  4,  3,  3,  2,
00407   3,  3,  4,  5,  6,  7,  7,
00408 },
00409 {
00410   6,  6,  5,  4,  4,  3,  3,  3,
00411   3,  3,  4,  4,  5,  6,  6,
00412 }
00413 };
00414 
00415 #define MPC8_Q6_SIZE 31
00416 #define MPC8_Q6_BITS 9
00417 #define MPC8_Q6_OFFSET -15
00418 
00419 static const uint8_t mpc8_q6_codes[2][MPC8_Q6_SIZE] = {
00420 {
00421  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x04, 0x03,
00422  0x04, 0x05, 0x05, 0x06, 0x04, 0x05, 0x04, 0x03,
00423  0x05, 0x06, 0x07, 0x07, 0x06, 0x07, 0x08, 0x09,
00424  0x05, 0x06, 0x07, 0x04, 0x05, 0x06, 0x07,
00425 },
00426 {
00427  0x00, 0x01, 0x02, 0x03, 0x04, 0x04, 0x05, 0x04,
00428  0x05, 0x06, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A,
00429  0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x07, 0x08, 0x09,
00430  0x06, 0x07, 0x05, 0x06, 0x07, 0x02, 0x03,
00431 }
00432 };
00433 static const int8_t mpc8_q6_bits[2][MPC8_Q6_SIZE] = {
00434 {
00435   9,  9,  9,  9,  8,  8,  7,  6,
00436   6,  6,  5,  5,  4,  4,  3,  2,
00437   3,  4,  4,  5,  6,  6,  6,  6,
00438   7,  8,  8,  9,  9,  9,  9,
00439 },
00440 {
00441   8,  8,  7,  7,  7,  6,  6,  5,
00442   5,  5,  4,  4,  4,  4,  4,  4,
00443   4,  4,  4,  4,  4,  5,  5,  5,
00444   6,  6,  7,  7,  7,  8,  8,
00445 }
00446 };
00447 
00448 #define MPC8_Q7_SIZE 63
00449 #define MPC8_Q7_BITS 9
00450 #define MPC8_Q7_OFFSET -31
00451 
00452 static const uint8_t mpc8_q7_codes[2][MPC8_Q7_SIZE] = {
00453 {
00454  0x00, 0x01, 0x02, 0x08, 0x09, 0x03, 0x04, 0x05,
00455  0x06, 0x07, 0x0A, 0x0B, 0x0C, 0x0D, 0x0A, 0x0B,
00456  0x0C, 0x0D, 0x0E, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E,
00457  0x0A, 0x0B, 0x0C, 0x08, 0x09, 0x06, 0x04, 0x03,
00458  0x05, 0x07, 0x0A, 0x0B, 0x0D, 0x0E, 0x0F, 0x0F,
00459  0x10, 0x11, 0x12, 0x0F, 0x13, 0x10, 0x11, 0x12,
00460  0x13, 0x0E, 0x0F, 0x10, 0x11, 0x08, 0x09, 0x0A,
00461  0x0B, 0x0C, 0x12, 0x13, 0x0D, 0x0E, 0x0F,
00462 },
00463 {
00464  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
00465  0x08, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x09, 0x0A,
00466  0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x0C, 0x0D,
00467  0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
00468  0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D,
00469  0x1E, 0x1F, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16,
00470  0x17, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x09, 0x0A,
00471  0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x02, 0x03,
00472 }
00473 };
00474 static const int8_t mpc8_q7_bits[2][MPC8_Q7_SIZE] = {
00475 {
00476  10, 10, 10,  9,  9, 10, 10, 10,
00477  10, 10,  9,  9,  9,  9,  8,  8,
00478   8,  8,  8,  7,  7,  7,  7,  7,
00479   6,  6,  6,  5,  5,  4,  3,  2,
00480   3,  4,  5,  5,  6,  6,  6,  7,
00481   7,  7,  7,  8,  7,  8,  8,  8,
00482   8,  9,  9,  9,  9, 10, 10, 10,
00483  10, 10,  9,  9, 10, 10, 10,
00484 },
00485 {
00486   9,  9,  8,  8,  8,  8,  8,  8,
00487   8,  7,  7,  7,  7,  7,  6,  6,
00488   6,  6,  6,  6,  6,  6,  5,  5,
00489   5,  5,  5,  5,  5,  5,  5,  5,
00490   5,  5,  5,  5,  5,  5,  5,  5,
00491   5,  5,  6,  6,  6,  6,  6,  6,
00492   6,  7,  7,  7,  7,  7,  8,  8,
00493   8,  8,  8,  8,  8,  9,  9,
00494 }
00495 };
00496 
00497 #define MPC8_Q8_SIZE 127
00498 #define MPC8_Q8_BITS 9
00499 #define MPC8_Q8_OFFSET -63
00500 
00501 static const uint8_t mpc8_q8_codes[2][MPC8_Q8_SIZE] = {
00502 {
00503  0x03, 0x04, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x1A,
00504  0x0F, 0x1B, 0x10, 0x00, 0x01, 0x05, 0x06, 0x07,
00505  0x08, 0x09, 0x0A, 0x0B, 0x11, 0x0C, 0x12, 0x13,
00506  0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1C, 0x1A,
00507  0x1B, 0x1C, 0x1D, 0x1E, 0x1D, 0x1E, 0x1F, 0x20,
00508  0x21, 0x22, 0x23, 0x24, 0x19, 0x25, 0x1A, 0x1B,
00509  0x1C, 0x1D, 0x1E, 0x1F, 0x14, 0x15, 0x16, 0x17,
00510  0x0E, 0x0F, 0x10, 0x11, 0x0B, 0x07, 0x04, 0x03,
00511  0x05, 0x0C, 0x0D, 0x12, 0x13, 0x14, 0x15, 0x18,
00512  0x19, 0x1A, 0x1B, 0x20, 0x21, 0x22, 0x23, 0x24,
00513  0x25, 0x26, 0x27, 0x26, 0x27, 0x28, 0x29, 0x2A,
00514  0x2B, 0x2C, 0x2D, 0x2E, 0x1F, 0x20, 0x2F, 0x21,
00515  0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29,
00516  0x0D, 0x0E, 0x2A, 0x0F, 0x10, 0x11, 0x12, 0x02,
00517  0x13, 0x03, 0x04, 0x05, 0x2B, 0x2C, 0x30, 0x31,
00518  0x2D, 0x2E, 0x2F, 0x30, 0x31, 0x32, 0x33,
00519 },
00520 {
00521  0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
00522  0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
00523  0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x15, 0x16,
00524  0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E,
00525  0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
00526  0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E,
00527  0x2F, 0x30, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B,
00528  0x2C, 0x2D, 0x2E, 0x2F, 0x30, 0x31, 0x32, 0x33,
00529  0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B,
00530  0x3C, 0x3D, 0x3E, 0x31, 0x3F, 0x32, 0x33, 0x34,
00531  0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C,
00532  0x3D, 0x3E, 0x3F, 0x40, 0x41, 0x42, 0x43, 0x44,
00533  0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x16,
00534  0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E,
00535  0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26,
00536  0x27, 0x28, 0x29, 0x04, 0x05, 0x06, 0x07,
00537 }
00538 };
00539 static const int8_t mpc8_q8_bits[2][MPC8_Q8_SIZE] = {
00540 {
00541  11, 11, 10, 10, 10, 10, 10,  9,
00542  10,  9, 10, 12, 12, 11, 11, 11,
00543  11, 11, 11, 11, 10, 11, 10, 10,
00544  10, 10, 10, 10, 10, 10,  9, 10,
00545  10, 10, 10, 10,  9,  9,  9,  9,
00546   9,  9,  9,  9,  8,  9,  8,  8,
00547   8,  8,  8,  8,  7,  7,  7,  7,
00548   6,  6,  6,  6,  5,  4,  3,  2,
00549   3,  5,  5,  6,  6,  6,  6,  7,
00550   7,  7,  7,  8,  8,  8,  8,  8,
00551   8,  8,  8,  9,  9,  9,  9,  9,
00552   9,  9,  9,  9, 10, 10,  9, 10,
00553  10, 10, 10, 10, 10, 10, 10, 10,
00554  11, 11, 10, 11, 11, 11, 11, 12,
00555  11, 12, 12, 12, 10, 10,  9,  9,
00556  10, 10, 10, 10, 10, 10, 10,
00557 },
00558 {
00559   9,  9,  9,  9,  8,  8,  8,  8,
00560   8,  8,  8,  8,  8,  8,  8,  8,
00561   8,  8,  8,  8,  8,  8,  7,  7,
00562   7,  7,  7,  7,  7,  7,  7,  7,
00563   7,  7,  7,  7,  7,  7,  7,  7,
00564   7,  7,  7,  7,  7,  7,  7,  7,
00565   7,  7,  6,  6,  6,  6,  6,  6,
00566   6,  6,  6,  6,  6,  6,  6,  6,
00567   6,  6,  6,  6,  6,  6,  6,  6,
00568   6,  6,  6,  7,  6,  7,  7,  7,
00569   7,  7,  7,  7,  7,  7,  7,  7,
00570   7,  7,  7,  7,  7,  7,  7,  7,
00571   7,  7,  7,  7,  7,  7,  7,  8,
00572   8,  8,  8,  8,  8,  8,  8,  8,
00573   8,  8,  8,  8,  8,  8,  8,  8,
00574   8,  8,  8,  9,  9,  9,  9,
00575 }
00576 };
00577 
00578 #endif /* AVCODEC_MPC8HUFF_H */