Initial check-in of unmodified libfaad (part of the FAAD2 project). This is the last version of libfaad available under the GPL - the state of FAAD2 CVS at midnight on 2005-02-01

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7699 a1c6a512-1295-4272-9138-f99709370657

apps/codecs/libfaad/syntax.h

@@ -0,0 +1,124 @@
+/*
+** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
+** Copyright (C) 2003-2004 M. Bakker, Ahead Software 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.
+**
+** Commercial non-GPL licensing of this software is possible.
+** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
+**
+** $Id$
+**/
+
+#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);
+void aac_scalable_main_element(NeAACDecHandle hDecoder, NeAACDecFrameInfo *hInfo,
+                               bitfile *ld, program_config *pce, drc_info *drc);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif