ref: 588f58881659672f919dd91027e408f12ad3a05a
dir: /libfaad/syntax.h/
/* ** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding ** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com ** ** This program is free software; you can redistribute it and/or modify ** it under the terms of the GNU General Public License as published by ** the Free Software Foundation; either version 2 of the License, or ** (at your option) any later version. ** ** This program is distributed in the hope that it will be useful, ** but WITHOUT ANY WARRANTY; without even the implied warranty of ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** GNU General Public License for more details. ** ** You should have received a copy of the GNU General Public License ** along with this program; if not, write to the Free Software ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ** ** Any non-GPL usage of this software or parts of this software is strictly ** forbidden. ** ** Software using this code must display the following message visibly in or ** on each copy of the software: ** "FAAD2 AAC/HE-AAC/HE-AACv2/DRM decoder (c) Nero AG, www.nero.com" ** in, for example, the about-box or help/startup screen. ** ** Commercial non-GPL licensing of this software is possible. ** For more info contact Nero AG through [email protected]. ** ** $Id: syntax.h,v 1.56 2006/05/07 18:09:03 menno Exp $ **/ #ifndef __SYNTAX_H__ #define __SYNTAX_H__ #ifdef __cplusplus extern "C" { #endif #include "decoder.h" #include "bits.h" #define MAIN 1 #define LC 2 #define SSR 3 #define LTP 4 #define HE_AAC 5 #define LD 23 #define ER_LC 17 #define ER_LTP 19 #define DRM_ER_LC 27 /* special object type for DRM */ /* header types */ #define RAW 0 #define ADIF 1 #define ADTS 2 /* SBR signalling */ #define NO_SBR 0 #define SBR_UPSAMPLED 1 #define SBR_DOWNSAMPLED 2 #define NO_SBR_UPSAMPLED 3 /* DRM channel definitions */ #define DRMCH_MONO 1 #define DRMCH_STEREO 2 #define DRMCH_SBR_MONO 3 #define DRMCH_SBR_STEREO 4 #define DRMCH_SBR_PS_STEREO 5 /* First object type that has ER */ #define ER_OBJECT_START 17 /* Bitstream */ #define LEN_SE_ID 3 #define LEN_TAG 4 #define LEN_BYTE 8 #define EXT_FIL 0 #define EXT_FILL_DATA 1 #define EXT_DATA_ELEMENT 2 #define EXT_DYNAMIC_RANGE 11 #define ANC_DATA 0 /* Syntax elements */ #define ID_SCE 0x0 #define ID_CPE 0x1 #define ID_CCE 0x2 #define ID_LFE 0x3 #define ID_DSE 0x4 #define ID_PCE 0x5 #define ID_FIL 0x6 #define ID_END 0x7 #define ONLY_LONG_SEQUENCE 0x0 #define LONG_START_SEQUENCE 0x1 #define EIGHT_SHORT_SEQUENCE 0x2 #define LONG_STOP_SEQUENCE 0x3 #define ZERO_HCB 0 #define FIRST_PAIR_HCB 5 #define ESC_HCB 11 #define QUAD_LEN 4 #define PAIR_LEN 2 #define NOISE_HCB 13 #define INTENSITY_HCB2 14 #define INTENSITY_HCB 15 #define INVALID_SBR_ELEMENT 255 int8_t GASpecificConfig(bitfile *ld, mp4AudioSpecificConfig *mp4ASC, program_config *pce); uint8_t adts_frame(adts_header *adts, bitfile *ld); void get_adif_header(adif_header *adif, bitfile *ld); void raw_data_block(NeAACDecHandle hDecoder, NeAACDecFrameInfo *hInfo, bitfile *ld, program_config *pce, drc_info *drc); uint8_t reordered_spectral_data(NeAACDecHandle hDecoder, ic_stream *ics, bitfile *ld, int16_t *spectral_data); #ifdef DRM void DRM_aac_scalable_main_element(NeAACDecHandle hDecoder, NeAACDecFrameInfo *hInfo, bitfile *ld, program_config *pce, drc_info *drc); #endif #ifdef __cplusplus } #endif #endif