mirror of https://github.com/mpv-player/mpv
72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
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/*
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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: sbr_syntax.h,v 1.6 2003/07/29 08:20:13 menno Exp $
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**/
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#ifndef __SBR_SYNTAX_H__
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#define __SBR_SYNTAX_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "bits.h"
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#define tHFGen 8
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#define tHFAdj 2
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#define EXT_SBR_DATA 13
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#define EXT_SBR_DATA_CRC 14
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#define FIXFIX 0
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#define FIXVAR 1
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#define VARFIX 2
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#define VARVAR 3
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#define LO_RES 0
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#define HI_RES 1
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#define NO_TIME_SLOTS 16
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#define NOISE_FLOOR_OFFSET 6.0
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uint8_t sbr_extension_data(bitfile *ld, sbr_info *sbr, uint8_t id_aac);
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static void sbr_header(bitfile *ld, sbr_info *sbr, uint8_t id_aac);
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static void sbr_data(bitfile *ld, sbr_info *sbr, uint8_t id_aac);
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static void sbr_single_channel_element(bitfile *ld, sbr_info *sbr);
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static void sbr_channel_pair_element(bitfile *ld, sbr_info *sbr);
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static void sbr_grid(bitfile *ld, sbr_info *sbr, uint8_t ch);
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static void sbr_dtdf(bitfile *ld, sbr_info *sbr, uint8_t ch);
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static void invf_mode(bitfile *ld, sbr_info *sbr, uint8_t ch);
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static void sbr_envelope(bitfile *ld, sbr_info *sbr, uint8_t ch);
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static void sbr_noise(bitfile *ld, sbr_info *sbr, uint8_t ch);
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static void sinusoidal_coding(bitfile *ld, sbr_info *sbr, uint8_t ch);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __SBR_SYNTAX_H__ */
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