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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@29306 b3059339-0415-0410-9bf9-f77b7e298cf2
184 lines
5.8 KiB
C
184 lines
5.8 KiB
C
/*
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** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
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** Copyright (C) 2003 M. Bakker, Ahead Software AG, http://www.nero.com
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program 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
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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**
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** Any non-GPL usage of this software or parts of this software is strictly
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** forbidden.
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**
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** Commercial non-GPL licensing of this software is possible.
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** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
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**
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** $Id: hcb_1.h,v 1.3 2003/09/09 18:12:01 menno Exp $
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**/
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/* 2-step huffman table HCB_1 */
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/* 1st step: 5 bits
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* 2^5 = 32 entries
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*
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* Used to find offset into 2nd step table and number of extra bits to get
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*/
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static hcb hcb1_1[] = {
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{ /* 00000 */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* */ 0, 0 },
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{ /* 10000 */ 1, 0 },
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{ /* 10001 */ 2, 0 },
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{ /* 10010 */ 3, 0 },
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{ /* 10011 */ 4, 0 },
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{ /* 10100 */ 5, 0 },
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{ /* 10101 */ 6, 0 },
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{ /* 10110 */ 7, 0 },
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{ /* 10111 */ 8, 0 },
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/* 7 bit codewords */
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{ /* 11000 */ 9, 2 },
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{ /* 11001 */ 13, 2 },
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{ /* 11010 */ 17, 2 },
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{ /* 11011 */ 21, 2 },
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{ /* 11100 */ 25, 2 },
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{ /* 11101 */ 29, 2 },
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/* 9 bit codewords */
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{ /* 11110 */ 33, 4 },
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/* 9/10/11 bit codewords */
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{ /* 11111 */ 49, 6 }
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};
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/* 2nd step table
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*
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* Gives size of codeword and actual data (x,y,v,w)
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*/
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static hcb_2_quad hcb1_2[] = {
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/* 1 bit codeword */
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{ 1, 0, 0, 0, 0 },
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/* 5 bit codewords */
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{ 5, 1, 0, 0, 0 },
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{ 5, -1, 0, 0, 0 },
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{ 5, 0, 0, 0, -1 },
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{ 5, 0, 1, 0, 0 },
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{ 5, 0, 0, 0, 1 },
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{ 5, 0, 0, -1, 0 },
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{ 5, 0, 0, 1, 0 },
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{ 5, 0, -1, 0, 0 },
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/* 7 bit codewords */
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/* first 5 bits: 11000 */
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{ 7, 1, -1, 0, 0 },
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{ 7, -1, 1, 0, 0 },
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{ 7, 0, 0, -1, 1 },
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{ 7, 0, 1, -1, 0 },
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/* first 5 bits: 11001 */
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{ 7, 0, -1, 1, 0 },
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{ 7, 0, 0, 1, -1 },
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{ 7, 1, 1, 0, 0 },
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{ 7, 0, 0, -1, -1 },
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/* first 5 bits: 11010 */
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{ 7, -1, -1, 0, 0 },
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{ 7, 0, -1, -1, 0 },
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{ 7, 1, 0, -1, 0 },
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{ 7, 0, 1, 0, -1 },
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/* first 5 bits: 11011 */
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{ 7, -1, 0, 1, 0 },
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{ 7, 0, 0, 1, 1 },
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{ 7, 1, 0, 1, 0 },
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{ 7, 0, -1, 0, 1 },
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/* first 5 bits: 11100 */
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{ 7, 0, 1, 1, 0 },
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{ 7, 0, 1, 0, 1 },
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{ 7, -1, 0, -1, 0 },
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{ 7, 1, 0, 0, 1 },
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/* first 5 bits: 11101 */
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{ 7, -1, 0, 0, -1 },
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{ 7, 1, 0, 0, -1 },
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{ 7, -1, 0, 0, 1 },
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{ 7, 0, -1, 0, -1 },
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/* 9 bit codeword */
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/* first 5 bits: 11110 */
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{ 9, 1, 1, -1, 0 },
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{ 9, -1, 1, -1, 0 },
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{ 9, 1, -1, 1, 0 },
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{ 9, 0, 1, 1, -1 },
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{ 9, 0, 1, -1, 1 },
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{ 9, 0, -1, 1, 1 },
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{ 9, 0, -1, 1, -1 },
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{ 9, 1, -1, -1, 0 },
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{ 9, 1, 0, -1, 1 },
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{ 9, 0, 1, -1, -1 },
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{ 9, -1, 1, 1, 0 },
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{ 9, -1, 0, 1, -1 },
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{ 9, -1, -1, 1, 0 },
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{ 9, 0, -1, -1, 1 },
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{ 9, 1, -1, 0, 1 },
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{ 9, 1, -1, 0, -1 },
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/* 9/10/11 bit codewords */
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/* first 5 bits: 11111 */
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/* 9 bit: reading 11 bits -> 2 too much so 4 entries for each codeword */
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{ 9, -1, 1, 0, -1 }, { 9, -1, 1, 0, -1 }, { 9, -1, 1, 0, -1 }, { 9, -1, 1, 0, -1 },
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{ 9, -1, -1, -1, 0 }, { 9, -1, -1, -1, 0 }, { 9, -1, -1, -1, 0 }, { 9, -1, -1, -1, 0 },
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{ 9, 0, -1, -1, -1 }, { 9, 0, -1, -1, -1 }, { 9, 0, -1, -1, -1 }, { 9, 0, -1, -1, -1 },
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{ 9, 0, 1, 1, 1 }, { 9, 0, 1, 1, 1 }, { 9, 0, 1, 1, 1 }, { 9, 0, 1, 1, 1 },
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{ 9, 1, 0, 1, -1 }, { 9, 1, 0, 1, -1 }, { 9, 1, 0, 1, -1 }, { 9, 1, 0, 1, -1 },
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{ 9, 1, 1, 0, 1 }, { 9, 1, 1, 0, 1 }, { 9, 1, 1, 0, 1 }, { 9, 1, 1, 0, 1 },
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{ 9, -1, 1, 0, 1 }, { 9, -1, 1, 0, 1 }, { 9, -1, 1, 0, 1 }, { 9, -1, 1, 0, 1 },
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{ 9, 1, 1, 1, 0 }, { 9, 1, 1, 1, 0 }, { 9, 1, 1, 1, 0 }, { 9, 1, 1, 1, 0 },
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/* 10 bit: reading 11 bits -> 1 too much so 2 entries for each codeword */
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{ 10, -1, -1, 0, 1 }, { 10, -1, -1, 0, 1 },
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{ 10, -1, 0, -1, -1 }, { 10, -1, 0, -1, -1 },
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{ 10, 1, 1, 0, -1 }, { 10, 1, 1, 0, -1 },
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{ 10, 1, 0, -1, -1 }, { 10, 1, 0, -1, -1 },
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{ 10, -1, 0, -1, 1 }, { 10, -1, 0, -1, 1 },
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{ 10, -1, -1, 0, -1 }, { 10, -1, -1, 0, -1 },
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{ 10, -1, 0, 1, 1 }, { 10, -1, 0, 1, 1 },
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{ 10, 1, 0, 1, 1 }, { 10, 1, 0, 1, 1 },
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/* 11 bit */
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{ 11, 1, -1, 1, -1 },
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{ 11, -1, 1, -1, 1 },
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{ 11, -1, 1, 1, -1 },
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{ 11, 1, -1, -1, 1 },
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{ 11, 1, 1, 1, 1 },
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{ 11, -1, -1, 1, 1 },
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{ 11, 1, 1, -1, -1 },
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{ 11, -1, -1, 1, -1 },
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{ 11, -1, -1, -1, -1 },
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{ 11, 1, 1, -1, 1 },
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{ 11, 1, -1, 1, 1 },
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{ 11, -1, 1, 1, 1 },
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{ 11, -1, 1, -1, -1 },
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{ 11, -1, -1, -1, 1 },
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{ 11, 1, -1, -1, -1 },
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{ 11, 1, 1, 1, -1 }
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};
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