/*** 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.**** The "appropriate copyright message" mentioned in section 2c of the GPLv2** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com"**** Commercial non-GPL licensing of this software is possible.** For more info contact Nero AG through Mpeg4AAClicense@nero.com.**** $Id: syntax.h,v 1.60 2009/01/26 23:51:17 menno Exp $**/ #ifndef __SYNTAX_H__#define __SYNTAX_H__ #ifdef __cplusplusextern "C" {#endif #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#define LATM       3 /* 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 INVALID_ELEMENT_ID 255 #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(NeAACDecStruct *hDecoder, NeAACDecFrameInfo *hInfo,                    bitfile *ld, program_config *pce, drc_info *drc);uint8_t reordered_spectral_data(NeAACDecStruct *hDecoder, ic_stream *ics, bitfile *ld,                                int16_t *spectral_data);#ifdef DRMvoid DRM_aac_scalable_main_element(NeAACDecStruct *hDecoder, NeAACDecFrameInfo *hInfo,                                   bitfile *ld, program_config *pce, drc_info *drc);#endif#if 0uint32_t faad_latm_frame(latm_header *latm, bitfile *ld);#endif #ifdef __cplusplus}#endif#endif