12228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 22228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* ----------------------------------------------------------------------------------------------------------- 32228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectSoftware License for The Fraunhofer FDK AAC Codec Library for Android 42228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5203e3f28fbebec7011342017fafc2a0bda0ce530Jean-Michel Trivi� Copyright 1995 - 2015 Fraunhofer-Gesellschaft zur F�rderung der angewandten Forschung e.V. 62228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project All rights reserved. 72228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 82228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1. INTRODUCTION 92228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThe Fraunhofer FDK AAC Codec Library for Android ("FDK AAC Codec") is software that implements 102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthe MPEG Advanced Audio Coding ("AAC") encoding and decoding scheme for digital audio. 112228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThis FDK AAC Codec software is intended to be used on a wide variety of Android devices. 122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 132228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC's HE-AAC and HE-AAC v2 versions are regarded as today's most efficient general perceptual 142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectaudio codecs. AAC-ELD is considered the best-performing full-bandwidth communications codec by 152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectindependent studies and is widely deployed. AAC has been standardized by ISO and IEC as part 162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectof the MPEG specifications. 172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 182228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectPatent licenses for necessary patent claims for the FDK AAC Codec (including those of Fraunhofer) 192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectmay be obtained through Via Licensing (www.vialicensing.com) or through the respective patent owners 202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectindividually for the purpose of encoding or decoding bit streams in products that are compliant with 212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthe ISO/IEC MPEG audio standards. Please note that most manufacturers of Android devices already license 222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthese patent claims through Via Licensing or directly from the patent owners, and therefore FDK AAC Codec 232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectsoftware may already be covered under those patent licenses when it is used for those licensed purposes only. 242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 252228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCommercially-licensed AAC software libraries, including floating-point versions with enhanced sound quality, 262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectare also available from Fraunhofer. Users are encouraged to check the Fraunhofer website for additional 272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectapplications information and documentation. 282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project2. COPYRIGHT LICENSE 302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 312228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectRedistribution and use in source and binary forms, with or without modification, are permitted without 322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectpayment of copyright license fees provided that you satisfy the following conditions: 332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 342228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must retain the complete text of this software license in redistributions of the FDK AAC Codec or 352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectyour modifications thereto in source code form. 362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 372228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must retain the complete text of this software license in the documentation and/or other materials 382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectprovided with redistributions of the FDK AAC Codec or your modifications thereto in binary form. 392228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must make available free of charge copies of the complete source code of the FDK AAC Codec and your 402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectmodifications thereto to recipients of copies in binary form. 412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 422228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThe name of Fraunhofer may not be used to endorse or promote products derived from this library without 432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectprior written permission. 442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 452228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou may not charge copyright license fees for anyone to use, copy or distribute the FDK AAC Codec 462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectsoftware or your modifications thereto. 472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 482228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYour modified versions of the FDK AAC Codec must carry prominent notices stating that you changed the software 492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectand the date of any change. For modified versions of the FDK AAC Codec, the term 502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"Fraunhofer FDK AAC Codec Library for Android" must be replaced by the term 512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"Third-Party Modified Version of the Fraunhofer FDK AAC Codec Library for Android." 522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project3. NO PATENT LICENSE 542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 552228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectNO EXPRESS OR IMPLIED LICENSES TO ANY PATENT CLAIMS, including without limitation the patents of Fraunhofer, 562228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectARE GRANTED BY THIS SOFTWARE LICENSE. Fraunhofer provides no warranty of patent non-infringement with 572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectrespect to this software. 582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 592228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou may use this FDK AAC Codec software or modifications thereto only for purposes that are authorized 602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectby appropriate patent licenses. 612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project4. DISCLAIMER 632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 642228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThis FDK AAC Codec software is provided by Fraunhofer on behalf of the copyright holders and contributors 652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"AS IS" and WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, including but not limited to the implied warranties 662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectof merchantability and fitness for a particular purpose. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 672228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCONTRIBUTORS BE LIABLE for any direct, indirect, incidental, special, exemplary, or consequential damages, 682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectincluding but not limited to procurement of substitute goods or services; loss of use, data, or profits, 692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projector business interruption, however caused and on any theory of liability, whether in contract, strict 702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectliability, or tort (including negligence), arising in any way out of the use of this software, even if 712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectadvised of the possibility of such damage. 722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project5. CONTACT INFORMATION 742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 752228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFraunhofer Institute for Integrated Circuits IIS 762228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAttention: Audio and Multimedia Departments - FDK AAC LL 772228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAm Wolfsmantel 33 782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project91058 Erlangen, Germany 792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectwww.iis.fraunhofer.de/amm 812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectamm-info@iis.fraunhofer.de 822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project----------------------------------------------------------------------------------------------------------- */ 832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************** MPEG-4 AAC Decoder ************************** 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Author(s): Josef Hoepfl 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Description: 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project******************************************************************************/ 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifndef AACDECODER_H 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define AACDECODER_H 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "common_fix.h" 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "FDK_bitstream.h" 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "channel.h" 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "tpdec_lib.h" 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "FDK_audio.h" 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "block.h" 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "genericStds.h" 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "sbrdecoder.h" 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "aacdec_drc.h" 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project #include "pcmutils_lib.h" 114603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi #include "limiter.h" 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* Capabilities flags */ 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_LC 0x00000001 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_LD 0x00000002 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_SCAL 0x00000004 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_ER 0x00000008 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_480 0x00000010 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_512 0x00000020 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_960 0x00000040 1252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_1024 0x00000080 1262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_HCR 0x00000100 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_VCB11 0x00000200 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_RVLC 0x00000400 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_MPEG4 0x00000800 /* PNS */ 1302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_DRC 0x00001000 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_CONCEAL 0x00002000 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_DRM_BSFORMAT 0x00004000 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CAPF_AAC_BSAC 0x00008000 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct AAC_DECODER_INSTANCE *HANDLE_AACDECODER; 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectenum 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project L = 0, 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project R = 1 1422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 1432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct { 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project unsigned char *buffer; 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int bufferSize; 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int offset[8]; 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int nrElements; 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} CAncData; 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef enum { 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project NOT_DEFINED = -1, 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project MODE_HQ = 0, 1542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project MODE_LP = 1 1552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} QMF_MODE; 1562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct { 1582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int bsDelay; 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} SBR_PARAMS; 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* AAC decoder (opaque toward userland) struct declaration */ 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstruct AAC_DECODER_INSTANCE { 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT aacChannels; /*!< Amount of AAC decoder channels allocated. */ 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT ascChannels; /*!< Amount of AAC decoder channels signalled in ASC. */ 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT blockNumber; /*!< frame counter */ 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nrOfLayers; 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT outputInterleaved; /*!< PCM output format (interleaved/none interleaved). */ 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_TRANSPORTDEC hInput; /*!< Transport layer handle. */ 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SamplingRateInfo samplingRateInfo; /*!< Sampling Rate information table */ 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR frameOK; /*!< Will be unset if a consistency check, e.g. CRC etc. fails */ 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT flags; /*!< Flags for internal decoder use. DO NOT USE self::streaminfo::flags ! */ 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 18047c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi MP4_ELEMENT_ID elements[(8)]; /*!< Table where the element Id's are listed */ 18147c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi UCHAR elTags[(8)]; /*!< Table where the elements id Tags are listed */ 18247c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi UCHAR chMapping[(8)]; /*!< Table of MPEG canonical order to bitstream channel order mapping. */ 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 18447c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi AUDIO_CHANNEL_TYPE channelType[(8)]; /*!< Audio channel type of each output audio channel (from 0 upto numChannels). */ 18547c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi UCHAR channelIndices[(8)]; /*!< Audio channel index for each output audio channel (from 0 upto numChannels). */ 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* See ISO/IEC 13818-7:2005(E), 8.5.3.2 Explicit channel mapping using a program_config_element() */ 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const UCHAR (*channelOutputMapping)[8]; /*!< Table for MPEG canonical order to output channel order mapping. */ 19047c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi UCHAR chMapIndex; /*!< Index to access one line of the channelOutputMapping table. This is required 19147c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi because not all 8 channel configurations have the same output mapping. */ 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CProgramConfig pce; 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CStreamInfo streamInfo; /*!< pointer to StreamInfo data (read from the bitstream) */ 19547c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi CAacDecoderChannelInfo *pAacDecoderChannelInfo[(8)]; /*!< Temporal channel memory */ 19647c680c62246594107da0a8995c953dfb8040bceJean-Michel Trivi CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo[(8)]; /*!< Persistent channel memory */ 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CAacDecoderCommonData aacCommonData; /*!< Temporal shared data for all channels hooked into pAacDecoderChannelInfo */ 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CConcealParams concealCommonData; 201af967fcc55656a0d3c2a05982713f1ca43c1252bJean-Michel Trivi 202af967fcc55656a0d3c2a05982713f1ca43c1252bJean-Michel Trivi INT aacChannelsPrev; /*!< The amount of AAC core channels of the last successful decode call. */ 203af967fcc55656a0d3c2a05982713f1ca43c1252bJean-Michel Trivi AUDIO_CHANNEL_TYPE channelTypePrev[(8)]; /*!< Array holding the channelType values of the last successful decode call. */ 204af967fcc55656a0d3c2a05982713f1ca43c1252bJean-Michel Trivi UCHAR channelIndicesPrev[(8)]; /*!< Array holding the channelIndices values of the last successful decode call. */ 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBRDECODER hSbrDecoder; /*!< SBR decoder handle. */ 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR sbrEnabled; /*!< flag to store if SBR has been detected */ 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR sbrEnabledPrev; /*!< flag to store if SBR has been detected from previous frame */ 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR psPossible; /*!< flag to store if PS is possible */ 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_PARAMS sbrParams; /*!< struct to store all sbr parameters */ 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QMF_MODE qmfModeCurr; /*!< The current QMF mode */ 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QMF_MODE qmfModeUser; /*!< The QMF mode requested by the library user */ 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_AAC_DRC hDrcInfo; /*!< handle to DRC data structure */ 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CAncData ancData; /*!< structure to handle ancillary data */ 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PCM_DOWNMIX hPcmUtils; /*!< privat data for the PCM utils. */ 222603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi TDLimiterPtr hLimiter; /*!< Handle of time domain limiter. */ 223603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi UCHAR limiterEnableUser; /*!< The limiter configuration requested by the library user */ 224603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi UCHAR limiterEnableCurr; /*!< The current limiter configuration. */ 225603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi 226603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi FIXP_DBL extGain[1]; /*!< Gain that must be applied to the output signal. */ 227603f48ab99ce76f552f4f6f85d06b8c5b94c698eJean-Michel Trivi UINT extGainDelay; /*!< Delay that must be accounted for extGain. */ 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 229203e3f28fbebec7011342017fafc2a0bda0ce530Jean-Michel Trivi INT_PCM pcmOutputBuffer[(8)*(2048)]; 230203e3f28fbebec7011342017fafc2a0bda0ce530Jean-Michel Trivi 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define AAC_DEBUG_EXTHLP "\ 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project--- AAC-Core ---\n\ 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00010000 Header data\n\ 2372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00020000 CRC data\n\ 2382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00040000 Channel info\n\ 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00080000 Section data\n\ 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00100000 Scalefactor data\n\ 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00200000 Pulse data\n\ 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00400000 Tns data\n\ 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x00800000 Quantized spectrum\n\ 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x01000000 Requantized spectrum\n\ 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x02000000 Time output\n\ 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x04000000 Fatal errors\n\ 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x08000000 Buffer fullness\n\ 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x10000000 Average bitrate\n\ 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x20000000 Synchronization\n\ 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x40000000 Concealment\n\ 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0x7FFF0000 all AAC-Core-Info\n\ 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project" 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \brief Synchronise QMF mode for all modules using QMF data. 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \param self decoder handle 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid CAacDecoder_SyncQmfMode(HANDLE_AACDECODER self); 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \brief Signal a bit stream interruption to the decoder 2622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \param self decoder handle 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid CAacDecoder_SignalInterruption(HANDLE_AACDECODER self); 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Initialize ancillary buffer 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \ancData Pointer to ancillary data structure 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \buffer Pointer to (external) anc data buffer 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \size Size of the buffer pointed on by buffer 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return Error code 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_DECODER_ERROR CAacDecoder_AncDataInit(CAncData *ancData, unsigned char *buffer, int size); 2762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 2782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Get one ancillary data element 2792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \ancData Pointer to ancillary data structure 2812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \index Index of the anc data element to get 2822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \ptr Pointer to a buffer receiving a pointer to the requested anc data element 2832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \size Pointer to a buffer receiving the length of the requested anc data element 2842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return Error code 2862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 2872228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_DECODER_ERROR CAacDecoder_AncDataGet(CAncData *ancData, int index, unsigned char **ptr, int *size); 2882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* initialization of aac decoder */ 2912228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectLINKSPEC_H HANDLE_AACDECODER CAacDecoder_Open(TRANSPORT_TYPE bsFormat); 2922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* Initialization of stream-info elements */ 2942228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectLINKSPEC_H AAC_DECODER_ERROR CAacDecoder_Init(HANDLE_AACDECODER self, 2952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const CSAudioSpecificConfig *asc); 2962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 2982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Decodes one aac frame 2992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The function decodes one aac frame. The decoding of coupling channel 3012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project elements are not supported. The transport layer might signal, that the 3022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project data of the current frame is invalid, e.g. as a result of a packet 3032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project loss in streaming mode. 3042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The bitstream position of transportDec_GetBitstream(self->hInput) must 3052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project be exactly the end of the access unit, including all byte alignment bits. 3062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project For this purpose, the variable auStartAnchor is used. 3072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return error status 3092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 3102228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectLINKSPEC_H AAC_DECODER_ERROR CAacDecoder_DecodeFrame( 3112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_AACDECODER self, 3122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const UINT flags, 3132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT_PCM *pTimeData, 3142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT timeDataSize, 3152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT interleaved 3162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 3172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* Destroy aac decoder */ 3192228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectLINKSPEC_H void CAacDecoder_Close ( HANDLE_AACDECODER self ); 3202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* get streaminfo handle from decoder */ 3222228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectLINKSPEC_H CStreamInfo* CAacDecoder_GetStreamInfo ( HANDLE_AACDECODER self ); 3232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif /* #ifndef AACDECODER_H */ 326