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Diffstat (limited to 'src/libfaad/faad.h')
-rw-r--r-- | src/libfaad/faad.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/libfaad/faad.h b/src/libfaad/faad.h new file mode 100644 index 000000000..68e5bf3a6 --- /dev/null +++ b/src/libfaad/faad.h @@ -0,0 +1,121 @@ +/* +** FAAD - Freeware Advanced Audio Decoder +** Copyright (C) 2002 M. Bakker +** +** 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. +** +** $Id: faad.h,v 1.1 2002/07/14 23:43:01 miguelfreitas 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 MAIN 0 +#define LC 1 +#define SSR 2 +#define LTP 3 +#define ER_LC 17 +#define LD 23 +#define DRM_ER_LC 27 /* special object type for DRM */ + +#define FAAD_FMT_16BIT 1 +#define FAAD_FMT_24BIT 2 +#define FAAD_FMT_32BIT 3 +#define FAAD_FMT_FLOAT 4 + +/* A decode call can eat up to FAAD_MIN_STREAMSIZE octets per decoded channel, + so at least so much octets per channel should be available in this stream */ +#define FAAD_MIN_STREAMSIZE 768 /* 6144 bits/channel */ + + +typedef void *faacDecHandle; + + +typedef struct faacDecConfiguration +{ + unsigned char defObjectType; + unsigned long defSampleRate; + unsigned char outputFormat; +} faacDecConfiguration, *faacDecConfigurationPtr; + +typedef struct faacDecFrameInfo +{ + unsigned long bytesconsumed; + unsigned long samples; + unsigned char channels; + unsigned char error; +} faacDecFrameInfo; + +unsigned char* FAADAPI faacDecGetErrorMessage(unsigned char errcode); + +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 *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); + +void FAADAPI faacDecClose(faacDecHandle hDecoder); + +void* FAADAPI faacDecDecode(faacDecHandle hDecoder, + faacDecFrameInfo *hInfo, + unsigned char *buffer); + +char FAADAPI AudioSpecificConfig(unsigned char *pBuffer, + unsigned long *samplerate, + unsigned char *channels, + unsigned char *sf_index, + unsigned char *object_type, + unsigned char *aacSectionDataResilienceFlag, + unsigned char *aacScalefactorDataResilienceFlag, + unsigned char *aacSpectralDataResilienceFlag, + unsigned char *frameLengthFlag); + +#ifdef _WIN32 + #pragma pack(pop) +#endif + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif |