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authorarpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2>2003-08-30 22:30:28 +0000
committerarpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2>2003-08-30 22:30:28 +0000
commit32063c433915b8dddd143a951ad90ae901ac1b38 (patch)
tree88aaee983b0885b5bb22d870476f7afdaa8a7010 /libfaad2/faad.h
parent264633eec589baddfdcd79dde08fd7f1f47fba51 (diff)
downloadmpv-32063c433915b8dddd143a951ad90ae901ac1b38.tar.bz2
mpv-32063c433915b8dddd143a951ad90ae901ac1b38.tar.xz
libfaad2 v2.0rc1 imported
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10726 b3059339-0415-0410-9bf9-f77b7e298cf2
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+/*
+** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
+** Copyright (C) 2003 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: faad.h,v 1.26 2003/07/29 08:20:11 menno Exp $
+**/
+
+#ifndef __AACDEC_H__
+#define __AACDEC_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#ifdef _WIN32
+ #pragma pack(push, 8)
+ #ifndef FAADAPI
+ #define FAADAPI __cdecl
+ #endif
+#else
+ #ifndef FAADAPI
+ #define FAADAPI
+ #endif
+#endif
+
+#define FAAD2_VERSION "2.0 RC1 "
+
+/* object types for AAC */
+#define MAIN 0
+#define LC 1
+#define SSR 2
+#define LTP 3
+#define ER_LC 17
+#define ER_LTP 19
+#define LD 23
+#define DRM_ER_LC 27 /* special object type for DRM */
+
+/* header types */
+#define RAW 0
+#define ADIF 1
+#define ADTS 2
+
+/* library output formats */
+#define FAAD_FMT_16BIT 1
+#define FAAD_FMT_24BIT 2
+#define FAAD_FMT_32BIT 3
+#define FAAD_FMT_FLOAT 4
+#define FAAD_FMT_DOUBLE 5
+#define FAAD_FMT_16BIT_DITHER 6
+#define FAAD_FMT_16BIT_L_SHAPE 7
+#define FAAD_FMT_16BIT_M_SHAPE 8
+#define FAAD_FMT_16BIT_H_SHAPE 9
+
+/* Capabilities */
+#define LC_DEC_CAP (1<<0)
+#define MAIN_DEC_CAP (1<<1)
+#define LTP_DEC_CAP (1<<2)
+#define LD_DEC_CAP (1<<3)
+#define ERROR_RESILIENCE_CAP (1<<4)
+#define FIXED_POINT_CAP (1<<5)
+
+/* Channel definitions */
+#define FRONT_CHANNEL_CENTER (1)
+#define FRONT_CHANNEL_LEFT (2)
+#define FRONT_CHANNEL_RIGHT (3)
+#define SIDE_CHANNEL_LEFT (4)
+#define SIDE_CHANNEL_RIGHT (5)
+#define BACK_CHANNEL_LEFT (6)
+#define BACK_CHANNEL_RIGHT (7)
+#define BACK_CHANNEL_CENTER (8)
+#define LFE_CHANNEL (9)
+#define UNKNOWN_CHANNEL (0)
+
+
+/* A decode call can eat up to FAAD_MIN_STREAMSIZE bytes per decoded channel,
+ so at least so much bytes per channel should be available in this stream */
+#define FAAD_MIN_STREAMSIZE 768 /* 6144 bits/channel */
+
+
+typedef void *faacDecHandle;
+
+typedef struct mp4AudioSpecificConfig
+{
+ /* Audio Specific Info */
+ unsigned char objectTypeIndex;
+ unsigned char samplingFrequencyIndex;
+ unsigned long samplingFrequency;
+ unsigned char channelsConfiguration;
+
+ /* GA Specific Info */
+ unsigned char frameLengthFlag;
+ unsigned char dependsOnCoreCoder;
+ unsigned short coreCoderDelay;
+ unsigned char extensionFlag;
+ unsigned char aacSectionDataResilienceFlag;
+ unsigned char aacScalefactorDataResilienceFlag;
+ unsigned char aacSpectralDataResilienceFlag;
+ unsigned char epConfig;
+
+ char sbr_present_flag;
+} mp4AudioSpecificConfig;
+
+typedef struct faacDecConfiguration
+{
+ unsigned char defObjectType;
+ unsigned long defSampleRate;
+ unsigned char outputFormat;
+ unsigned char downMatrix;
+} faacDecConfiguration, *faacDecConfigurationPtr;
+
+typedef struct faacDecFrameInfo
+{
+ unsigned long bytesconsumed;
+ unsigned long samples;
+ unsigned char channels;
+ unsigned char error;
+ unsigned long samplerate;
+
+ /* multichannel configuration */
+ unsigned char num_front_channels;
+ unsigned char num_side_channels;
+ unsigned char num_back_channels;
+ unsigned char num_lfe_channels;
+ unsigned char channel_position[64];
+} faacDecFrameInfo;
+
+char* FAADAPI faacDecGetErrorMessage(unsigned char errcode);
+
+unsigned long FAADAPI faacDecGetCapabilities();
+
+faacDecHandle FAADAPI faacDecOpen();
+
+faacDecConfigurationPtr FAADAPI faacDecGetCurrentConfiguration(faacDecHandle hDecoder);
+
+unsigned char FAADAPI faacDecSetConfiguration(faacDecHandle hDecoder,
+ faacDecConfigurationPtr config);
+
+/* Init the library based on info from the AAC file (ADTS/ADIF) */
+long FAADAPI faacDecInit(faacDecHandle hDecoder,
+ unsigned char *buffer,
+ unsigned long buffer_size,
+ unsigned long *samplerate,
+ unsigned char *channels);
+
+/* Init the library using a DecoderSpecificInfo */
+char FAADAPI faacDecInit2(faacDecHandle hDecoder, unsigned char *pBuffer,
+ unsigned long SizeOfDecoderSpecificInfo,
+ unsigned long *samplerate, unsigned char *channels);
+
+/* Init the library for DRM */
+char FAADAPI faacDecInitDRM(faacDecHandle hDecoder, unsigned long samplerate,
+ unsigned char channels);
+
+void FAADAPI faacDecClose(faacDecHandle hDecoder);
+
+void* FAADAPI faacDecDecode(faacDecHandle hDecoder,
+ faacDecFrameInfo *hInfo,
+ unsigned char *buffer,
+ unsigned long buffer_size);
+
+char FAADAPI AudioSpecificConfig(unsigned char *pBuffer,
+ unsigned long buffer_size,
+ mp4AudioSpecificConfig *mp4ASC);
+
+#ifdef _WIN32
+ #pragma pack(pop)
+#endif
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif