libfaad2/codebook/hcb_10.h

   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: hcb_10.h,v 1.3 2003/09/09 18:12:01 menno Exp $
  26 **/
  27
  28 /* 2-step huffman table HCB_10 */
  29
  30
  31 /* 1st step: 6 bits
  32  *           2^6 = 64 entries
  33  *
  34  * Used to find offset into 2nd step table and number of extra bits to get
  35  */
  36 static hcb hcb10_1[] = {
  37     /* 4 bit codewords */
  38     { /* 000000 */ 0, 0 },
  39     { /*        */ 0, 0 },
  40     { /*        */ 0, 0 },
  41     { /*        */ 0, 0 },
  42     { /* 000100 */ 1, 0 },
  43     { /*        */ 1, 0 },
  44     { /*        */ 1, 0 },
  45     { /*        */ 1, 0 },
  46     { /* 001000 */ 2, 0 },
  47     { /*        */ 2, 0 },
  48     { /*        */ 2, 0 },
  49     { /*        */ 2, 0 },
  50     /* 5 bit codewords */
  51     { /* 001100 */ 3, 0 },
  52     { /*        */ 3, 0 },
  53     { /* 001110 */ 4, 0 },
  54     { /*        */ 4, 0 },
  55     { /* 010000 */ 5, 0 },
  56     { /*        */ 5, 0 },
  57     { /* 010010 */ 6, 0 },
  58     { /*        */ 6, 0 },
  59     { /* 010100 */ 7, 0 },
  60     { /*        */ 7, 0 },
  61     { /* 010110 */ 8, 0 },
  62     { /*        */ 8, 0 },
  63     { /* 011000 */ 9, 0 },
  64     { /*        */ 9, 0 },
  65     { /* 011010 */ 10, 0 },
  66     { /*        */ 10, 0 },
  67     /* 6 bit codewords */
  68     { /* 011100 */ 11, 0 },
  69     { /* 011101 */ 12, 0 },
  70     { /* 011110 */ 13, 0 },
  71     { /* 011111 */ 14, 0 },
  72     { /* 100000 */ 15, 0 },
  73     { /* 100001 */ 16, 0 },
  74     { /* 100010 */ 17, 0 },
  75     { /* 100011 */ 18, 0 },
  76     { /* 100100 */ 19, 0 },
  77     { /* 100101 */ 20, 0 },
  78     { /* 100110 */ 21, 0 },
  79     { /* 100111 */ 22, 0 },
  80     { /* 101000 */ 23, 0 },
  81     { /* 101001 */ 24, 0 },
  82     /* 7 bit codewords */
  83     { /* 101010 */ 25, 1 },
  84     { /* 101011 */ 27, 1 },
  85     { /* 101100 */ 29, 1 },
  86     { /* 101101 */ 31, 1 },
  87     { /* 101110 */ 33, 1 },
  88     { /* 101111 */ 35, 1 },
  89     { /* 110000 */ 37, 1 },
  90     { /* 110001 */ 39, 1 },
  91     /* 7/8 bit codewords */
  92     { /* 110010 */ 41, 2 },
  93     /* 8 bit codewords */
  94     { /* 110011 */ 45, 2 },
  95     { /* 110100 */ 49, 2 },
  96     { /* 110101 */ 53, 2 },
  97     { /* 110110 */ 57, 2 },
  98     { /* 110111 */ 61, 2 },
  99     /* 8/9 bit codewords */
 100     { /* 111000 */ 65, 3 },
 101     /* 9 bit codewords */
 102     { /* 111001 */ 73, 3 },
 103     { /* 111010 */ 81, 3 },
 104     { /* 111011 */ 89, 3 },
 105     /* 9/10 bit codewords */
 106     { /* 111100 */ 97, 4 },
 107     /* 10 bit codewords */
 108     { /* 111101 */ 113, 4 },
 109     { /* 111110 */ 129, 4 },
 110     /* 10/11/12 bit codewords */
 111     { /* 111111 */ 145, 6 }
 112 };
 113
 114 /* 2nd step table
 115  *
 116  * Gives size of codeword and actual data (x,y,v,w)
 117  */
 118 static hcb_2_pair hcb10_2[] = {
 119     /* 4 bit codewords */
 120     { 4,  1,  1 },
 121     { 4,  1,  2 },
 122     { 4,  2,  1 },
 123
 124     /* 5 bit codewords */
 125     { 5,  2,  2 },
 126     { 5,  1,  0 },
 127     { 5,  0,  1 },
 128     { 5,  1,  3 },
 129     { 5,  3,  2 },
 130     { 5,  3,  1 },
 131     { 5,  2,  3 },
 132     { 5,  3,  3 },
 133
 134     /* 6 bit codewords */
 135     { 6,  2,  0 },
 136     { 6,  0,  2 },
 137     { 6,  2,  4 },
 138     { 6,  4,  2 },
 139     { 6,  1,  4 },
 140     { 6,  4,  1 },
 141     { 6,  0,  0 },
 142     { 6,  4,  3 },
 143     { 6,  3,  4 },
 144     { 6,  3,  0 },
 145     { 6,  0,  3 },
 146     { 6,  4,  4 },
 147     { 6,  2,  5 },
 148     { 6,  5,  2 },
 149
 150     /* 7 bit codewords */
 151     { 7,  1,  5 },
 152     { 7,  5,  1 },
 153     { 7,  5,  3 },
 154     { 7,  3,  5 },
 155     { 7,  5,  4 },
 156     { 7,  4,  5 },
 157     { 7,  6,  2 },
 158     { 7,  2,  6 },
 159     { 7,  6,  3 },
 160     { 7,  4,  0 },
 161     { 7,  6,  1 },
 162     { 7,  0,  4 },
 163     { 7,  1,  6 },
 164     { 7,  3,  6 },
 165     { 7,  5,  5 },
 166     { 7,  6,  4 },
 167
 168     /* 7/8 bit codewords */
 169     { 7,  4,  6 }, { 7,  4,  6 },
 170     { 8,  6,  5 },
 171     { 8,  7,  2 },
 172
 173     /* 8 bit codewords */
 174     { 8,  3,  7 },
 175     { 8,  2,  7 },
 176     { 8,  5,  6 },
 177     { 8,  8,  2 },
 178     { 8,  7,  3 },
 179     { 8,  5,  0 },
 180     { 8,  7,  1 },
 181     { 8,  0,  5 },
 182     { 8,  8,  1 },
 183     { 8,  1,  7 },
 184     { 8,  8,  3 },
 185     { 8,  7,  4 },
 186     { 8,  4,  7 },
 187     { 8,  2,  8 },
 188     { 8,  6,  6 },
 189     { 8,  7,  5 },
 190     { 8,  1,  8 },
 191     { 8,  3,  8 },
 192     { 8,  8,  4 },
 193     { 8,  4,  8 },
 194
 195     /* 8/9 bit codewords */
 196     { 8,  5,  7 }, { 8,  5,  7 },
 197     { 8,  8,  5 }, { 8,  8,  5 },
 198     { 8,  5,  8 }, { 8,  5,  8 },
 199     { 9,  7,  6 },
 200     { 9,  6,  7 },
 201
 202     /* 9 bit codewords */
 203     { 9,  9,  2 },
 204     { 9,  6,  0 },
 205     { 9,  6,  8 },
 206     { 9,  9,  3 },
 207     { 9,  3,  9 },
 208     { 9,  9,  1 },
 209     { 9,  2,  9 },
 210     { 9,  0,  6 },
 211     { 9,  8,  6 },
 212     { 9,  9,  4 },
 213     { 9,  4,  9 },
 214     { 9, 10,  2 },
 215     { 9,  1,  9 },
 216     { 9,  7,  7 },
 217     { 9,  8,  7 },
 218     { 9,  9,  5 },
 219     { 9,  7,  8 },
 220     { 9, 10,  3 },
 221     { 9,  5,  9 },
 222     { 9, 10,  4 },
 223     { 9,  2, 10 },
 224     { 9, 10,  1 },
 225     { 9,  3, 10 },
 226     { 9,  9,  6 },
 227
 228     /* 9/10 bit codewords */
 229     { 9,  6,  9 }, { 9,  6,  9 },
 230     { 9,  8,  0 }, { 9,  8,  0 },
 231     { 9,  4, 10 }, { 9,  4, 10 },
 232     { 9,  7,  0 }, { 9,  7,  0 },
 233     { 9, 11,  2 }, { 9, 11,  2 },
 234     { 10,  7,  9 },
 235     { 10, 11,  3 },
 236     { 10, 10,  6 },
 237     { 10,  1, 10 },
 238     { 10, 11,  1 },
 239     { 10,  9,  7 },
 240
 241     /* 10 bit codewords */
 242     { 10,  0,  7 },
 243     { 10,  8,  8 },
 244     { 10, 10,  5 },
 245     { 10,  3, 11 },
 246     { 10,  5, 10 },
 247     { 10,  8,  9 },
 248     { 10, 11,  5 },
 249     { 10,  0,  8 },
 250     { 10, 11,  4 },
 251     { 10,  2, 11 },
 252     { 10,  7, 10 },
 253     { 10,  6, 10 },
 254     { 10, 10,  7 },
 255     { 10,  4, 11 },
 256     { 10,  1, 11 },
 257     { 10, 12,  2 },
 258     { 10,  9,  8 },
 259     { 10, 12,  3 },
 260     { 10, 11,  6 },
 261     { 10,  5, 11 },
 262     { 10, 12,  4 },
 263     { 10, 11,  7 },
 264     { 10, 12,  5 },
 265     { 10,  3, 12 },
 266     { 10,  6, 11 },
 267     { 10,  9,  0 },
 268     { 10, 10,  8 },
 269     { 10, 10,  0 },
 270     { 10, 12,  1 },
 271     { 10,  0,  9 },
 272     { 10,  4, 12 },
 273     { 10,  9,  9 },
 274
 275     /* 10/11/12 bit codewords */
 276     { 10, 12,  6 }, { 10, 12,  6 }, { 10, 12,  6 }, { 10, 12,  6 },
 277     { 10,  2, 12 }, { 10,  2, 12 }, { 10,  2, 12 }, { 10,  2, 12 },
 278     { 10,  8, 10 }, { 10,  8, 10 }, { 10,  8, 10 }, { 10,  8, 10 },
 279     { 11,  9, 10 }, { 11,  9, 10 },
 280     { 11,  1, 12 }, { 11,  1, 12 },
 281     { 11, 11,  8 }, { 11, 11,  8 },
 282     { 11, 12,  7 }, { 11, 12,  7 },
 283     { 11,  7, 11 }, { 11,  7, 11 },
 284     { 11,  5, 12 }, { 11,  5, 12 },
 285     { 11,  6, 12 }, { 11,  6, 12 },
 286     { 11, 10,  9 }, { 11, 10,  9 },
 287     { 11,  8, 11 }, { 11,  8, 11 },
 288     { 11, 12,  8 }, { 11, 12,  8 },
 289     { 11,  0, 10 }, { 11,  0, 10 },
 290     { 11,  7, 12 }, { 11,  7, 12 },
 291     { 11, 11,  0 }, { 11, 11,  0 },
 292     { 11, 10, 10 }, { 11, 10, 10 },
 293     { 11, 11,  9 }, { 11, 11,  9 },
 294     { 11, 11, 10 }, { 11, 11, 10 },
 295     { 11,  0, 11 }, { 11,  0, 11 },
 296     { 11, 11, 11 }, { 11, 11, 11 },
 297     { 11,  9, 11 }, { 11,  9, 11 },
 298     { 11, 10, 11 }, { 11, 10, 11 },
 299     { 11, 12,  0 }, { 11, 12,  0 },
 300     { 11,  8, 12 }, { 11,  8, 12 },
 301     { 12, 12,  9 },
 302     { 12, 10, 12 },
 303     { 12,  9, 12 },
 304     { 12, 11, 12 },
 305     { 12, 12, 11 },
 306     { 12,  0, 12 },
 307     { 12, 12, 10 },
 308     { 12, 12, 12 }
 309 };