ref: be3cdaf29006c2b53bd3899f08dc2752ddba9bf6
dir: /libfaad/decoder.h/
/* ** 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: decoder.h,v 1.14 2002/08/30 19:03:48 menno Exp $ **/ #ifndef __DECODER_H__ #define __DECODER_H__ #ifdef __cplusplus extern "C" { #endif #ifdef _WIN32 #pragma pack(push, 8) #ifndef FAADAPI #define FAADAPI __cdecl #endif #else #ifndef FAADAPI #define FAADAPI #endif #endif #include "bits.h" #include "syntax.h" #include "specrec.h" #include "filtbank.h" #include "ic_predict.h" #define FAAD_FMT_16BIT 1 #define FAAD_FMT_24BIT 2 #define FAAD_FMT_32BIT 3 #define FAAD_FMT_FLOAT 4 #define FAAD_FMT_16BIT_DITHER 5 #define FAAD_FMT_16BIT_L_SHAPE 6 #define FAAD_FMT_16BIT_M_SHAPE 7 #define FAAD_FMT_16BIT_H_SHAPE 8 typedef struct faacDecConfiguration { uint8_t defObjectType; uint32_t defSampleRate; uint8_t outputFormat; } faacDecConfiguration, *faacDecConfigurationPtr; typedef struct faacDecFrameInfo { uint32_t bytesconsumed; uint32_t samples; uint8_t channels; uint8_t error; } faacDecFrameInfo; typedef struct { uint8_t adts_header_present; uint8_t adif_header_present; uint8_t sf_index; uint8_t object_type; uint8_t channelConfiguration; uint8_t aacSectionDataResilienceFlag; uint8_t aacScalefactorDataResilienceFlag; uint8_t aacSpectralDataResilienceFlag; uint16_t frameLength; uint32_t frame; void *sample_buffer; uint8_t window_shape_prev[MAX_CHANNELS]; #ifdef LTP_DEC uint16_t ltp_lag[MAX_CHANNELS]; #endif fb_info *fb; drc_info *drc; real_t *time_out[MAX_CHANNELS]; #ifdef MAIN_DEC pred_state *pred_stat[MAX_CHANNELS]; #endif #ifdef LTP_DEC real_t *lt_pred_stat[MAX_CHANNELS]; #endif real_t exp_table[256]; real_t mnt_table[128]; real_t *iq_table; #if POW_TABLE_SIZE real_t *pow2_table; #endif /* Configuration data */ faacDecConfiguration config; } faacDecStruct, *faacDecHandle; int8_t* FAADAPI faacDecGetErrorMessage(uint8_t errcode); faacDecHandle FAADAPI faacDecOpen(); faacDecConfigurationPtr FAADAPI faacDecGetCurrentConfiguration(faacDecHandle hDecoder); uint8_t FAADAPI faacDecSetConfiguration(faacDecHandle hDecoder, faacDecConfigurationPtr config); /* Init the library based on info from the AAC file (ADTS/ADIF) */ int32_t FAADAPI faacDecInit(faacDecHandle hDecoder, uint8_t *buffer, uint32_t *samplerate, uint8_t *channels); /* Init the library using a DecoderSpecificInfo */ int8_t FAADAPI faacDecInit2(faacDecHandle hDecoder, uint8_t *pBuffer, uint32_t SizeOfDecoderSpecificInfo, uint32_t *samplerate, uint8_t *channels); void FAADAPI faacDecClose(faacDecHandle hDecoder); void* FAADAPI faacDecDecode(faacDecHandle hDecoder, faacDecFrameInfo *hInfo, uint8_t *buffer); #ifdef _WIN32 #pragma pack(pop) #endif #ifdef __cplusplus } #endif #endif