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 54f0d97057c5c640b25518358886f8c47da9fc052Jean-Michel Trivi� Copyright 1995 - 2013 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/********************** Fraunhofer IIS FDK AAC Encoder lib ****************** 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Author(s): V. Bacigalupo 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Description: Metadata Encoder library interface functions 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project******************************************************************************/ 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "metadata_main.h" 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "metadata_compressor.h" 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "FDK_bitstream.h" 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "FDK_audio.h" 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "genericStds.h" 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*----------------- defines ----------------------*/ 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_DRC_BANDS (1<<4) 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_DRC_CHANNELS (8) 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_DRC_FRAMELEN (2*1024) 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*--------------- structure definitions --------------------*/ 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct AAC_METADATA 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* MPEG: Dynamic Range Control */ 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project struct { 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR prog_ref_level_present; 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR prog_ref_level; 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR dyn_rng_sgn[MAX_DRC_BANDS]; 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR dyn_rng_ctl[MAX_DRC_BANDS]; 1142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR drc_bands_present; 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR drc_band_incr; 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR drc_band_top[MAX_DRC_BANDS]; 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR drc_interpolation_scheme; 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_METADATA_DRC_PROFILE drc_profile; 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT drc_TargetRefLevel; /* used for Limiter */ 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* excluded channels */ 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR excluded_chns_present; 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR exclude_mask[2]; /* MAX_NUMBER_CHANNELS/8 */ 1252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } mpegDrc; 1262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ETSI: addtl ancillary data */ 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project struct { 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Heavy Compression */ 1302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR compression_on; /* flag, if compression value should be written */ 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR compression_value; /* compression value */ 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_METADATA_DRC_PROFILE comp_profile; 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT comp_TargetRefLevel; /* used for Limiter */ 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT timecode_coarse_status; 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT timecode_fine_status; 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } etsiAncData; 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR centerMixLevel; /* center downmix level (0...7, according to table) */ 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR surroundMixLevel; /* surround downmix level (0...7, according to table) */ 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR WritePCEMixDwnIdx; /* flag */ 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR DmxLvl_On; /* flag */ 1422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR dolbySurroundMode; 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR metadataMode; /* indicate meta data mode in current frame (delay line) */ 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} AAC_METADATA; 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstruct FDK_METADATA_ENCODER 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT metadataMode; 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HDRC_COMP hDrcComp; 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_MetaData submittedMetaData; 1542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nAudioDataDelay; 1562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nMetaDataDelay; 1572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nChannels; 1582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT_PCM audioDelayBuffer[MAX_DRC_CHANNELS*MAX_DRC_FRAMELEN]; 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int audioDelayIdx; 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_METADATA metaDataBuffer[3]; 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int metaDataDelayIdx; 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR drcInfoPayload[12]; 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR drcDsePayload[8]; 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT matrix_mixdown_idx; 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_EXT_PAYLOAD exPayload[2]; 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nExtensions; 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT finalizeMetaData; /* Delay switch off by one frame and write default configuration to 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project finalize the metadata setup. */ 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*---------------- constants -----------------------*/ 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic const AACENC_MetaData defaultMetaDataSetup = { 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_METADATA_DRC_NONE, 1802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_METADATA_DRC_NONE, 1812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project -(31<<16), 1822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project -(31<<16), 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 1842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project -(31<<16), 1852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0 1902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 1912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic const FIXP_DBL dmxTable[8] = { 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ((FIXP_DBL)MAXVAL_DBL), FL2FXCONST_DBL(0.841f), FL2FXCONST_DBL(0.707f), FL2FXCONST_DBL(0.596f), 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FL2FXCONST_DBL(0.500f), FL2FXCONST_DBL(0.422f), FL2FXCONST_DBL(0.355f), FL2FXCONST_DBL(0.000f) 1952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 1962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic const UCHAR surmix2matrix_mixdown_idx[8] = { 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 0, 0, 1, 1, 2, 2, 3 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*--------------- function declarations --------------------*/ 2032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR WriteMetadataPayload( 2042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const HANDLE_FDK_METADATA_ENCODER hMetaData, 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AAC_METADATA * const pMetadata 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT WriteDynamicRangeInfoPayload( 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AAC_METADATA* const pMetadata, 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR* const pExtensionPayload 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT WriteEtsiAncillaryDataPayload( 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AAC_METADATA* const pMetadata, 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR* const pExtensionPayload 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR CompensateAudioDelay( 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER hMetaDataEnc, 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT_PCM * const pAudioSamples, 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nAudioSamples 2222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 2232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR LoadSubmittedMetadata( 2252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AACENC_MetaData * const hMetadata, 2262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nChannels, 2272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT metadataMode, 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_METADATA * const pAacMetaData 2292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 2302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR ProcessCompressor( 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_METADATA *pMetadata, 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HDRC_COMP hDrcComp, 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT_PCM * const pSamples, 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nSamples 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 2372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*------------- function definitions ----------------*/ 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic DRC_PROFILE convertProfile(AACENC_METADATA_DRC_PROFILE aacProfile) 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project DRC_PROFILE drcProfile = DRC_NONE; 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch(aacProfile) { 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AACENC_METADATA_DRC_NONE: drcProfile = DRC_NONE; break; 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AACENC_METADATA_DRC_FILMSTANDARD: drcProfile = DRC_FILMSTANDARD; break; 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AACENC_METADATA_DRC_FILMLIGHT: drcProfile = DRC_FILMLIGHT; break; 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AACENC_METADATA_DRC_MUSICSTANDARD: drcProfile = DRC_MUSICSTANDARD; break; 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AACENC_METADATA_DRC_MUSICLIGHT: drcProfile = DRC_MUSICLIGHT; break; 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AACENC_METADATA_DRC_SPEECH: drcProfile = DRC_SPEECH; break; 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: drcProfile = DRC_NONE; break; 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return drcProfile; 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* convert dialog normalization to program reference level */ 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* NOTE: this only is correct, if the decoder target level is set to -31dB for line mode / -20dB for RF mode */ 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic UCHAR dialnorm2progreflvl(const INT d) 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ((UCHAR)FDKmax(0, FDKmin((-d + (1<<13)) >> 14, 127))); 2622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* convert program reference level to dialog normalization */ 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT progreflvl2dialnorm(const UCHAR p) 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -((INT)(p<<(16-2))); 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* encode downmix levels to Downmixing_levels_MPEG4 */ 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic SCHAR encodeDmxLvls(const SCHAR cmixlev, const SCHAR surmixlev) 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR dmxLvls = 0; 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dmxLvls |= 0x80 | (cmixlev << 4); /* center_mix_level_on */ 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dmxLvls |= 0x08 | surmixlev; /* surround_mix_level_on */ 2762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return dmxLvls; 2782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* encode AAC DRC gain (ISO/IEC 14496-3:2005 4.5.2.7) */ 2812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic void encodeDynrng(INT gain, UCHAR* const dyn_rng_ctl, UCHAR* const dyn_rng_sgn ) 2822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(gain < 0) 2842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 2852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *dyn_rng_sgn = 1; 2862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project gain = -gain; 2872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 2892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 2902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *dyn_rng_sgn = 0; 2912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project gain = FDKmin(gain,(127<<14)); 2932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *dyn_rng_ctl = (UCHAR)((gain + (1<<13)) >> 14); 2952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* decode AAC DRC gain (ISO/IEC 14496-3:2005 4.5.2.7) */ 2982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT decodeDynrng(const UCHAR dyn_rng_ctl, const UCHAR dyn_rng_sgn) 2992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT tmp = ((INT)dyn_rng_ctl << (16-2)); 3012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (dyn_rng_sgn) tmp = -tmp; 3022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return tmp; 3042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* encode AAC compression value (ETSI TS 101 154 page 99) */ 3072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic UCHAR encodeCompr(INT gain) 3082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR x, y; 3102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT tmp; 3112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* tmp = (int)((48.164f - gain) / 6.0206f * 15 + 0.5f); */ 3132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project tmp = ((3156476 - gain) * 15 + 197283) / 394566; 3142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (tmp >= 240) { 3162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0xFF; 3172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else if (tmp < 0) { 3192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0; 3202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 3222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project x = tmp / 15; 3232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project y = tmp % 15; 3242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return (x << 4) | y; 3272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* decode AAC compression value (ETSI TS 101 154 page 99) */ 3302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT decodeCompr(const UCHAR compr) 3312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT gain; 3332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR x = compr >> 4; /* 4 MSB of compr */ 3342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR y = (compr & 0x0F); /* 4 LSB of compr */ 3352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* gain = (INT)((48.164f - 6.0206f * x - 0.4014f * y) ); */ 3372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project gain = (INT)( scaleValue(((LONG)FL2FXCONST_DBL(6.0206f/128.f)*(8-x) - (LONG)FL2FXCONST_DBL(0.4014f/128.f)*y), -(DFRACT_BITS-1-7-16)) ); 3382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return gain; 3402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3432228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDK_METADATA_ERROR FDK_MetadataEnc_Open( 3442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER *phMetaData 3452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 3462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 3482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER hMetaData = NULL; 3492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phMetaData == NULL) { 3512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INVALID_HANDLE; 3522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 3532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* allocate memory */ 3562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData = (HANDLE_FDK_METADATA_ENCODER) FDKcalloc(1, sizeof(FDK_METADATA_ENCODER) ); 3572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetaData == NULL) { 3592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_MEMORY_ERROR; 3602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 3612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(hMetaData, sizeof(FDK_METADATA_ENCODER)); 3642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Allocate DRC Compressor. */ 3662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (FDK_DRC_Generator_Open(&hMetaData->hDrcComp)!=0) { 3672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_MEMORY_ERROR; 3682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 3692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Return metadata instance */ 3722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *phMetaData = hMetaData; 3732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 3752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectbail: 3772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_MetadataEnc_Close(&hMetaData); 3782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 3792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3812228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDK_METADATA_ERROR FDK_MetadataEnc_Close( 3822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER *phMetaData 3832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 3842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 3862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phMetaData == NULL) { 3882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INVALID_HANDLE; 3892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 3902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (*phMetaData != NULL) { 3932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_DRC_Generator_Close(&(*phMetaData)->hDrcComp); 3942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKfree(*phMetaData); 3952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *phMetaData = NULL; 3962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectbail: 3982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 3992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4012228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDK_METADATA_ERROR FDK_MetadataEnc_Init( 4022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER hMetaData, 4032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT resetStates, 4042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT metadataMode, 4052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT audioDelay, 4062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const UINT frameLength, 4072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const UINT sampleRate, 4082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const UINT nChannels, 4092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const CHANNEL_MODE channelMode, 4102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const CHANNEL_ORDER channelOrder 4112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 4122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 4142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i, nFrames, delay; 4152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetaData==NULL) { 4172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INVALID_HANDLE; 4182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 4192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Determine values for delay compensation. */ 4222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (nFrames=0, delay=audioDelay-frameLength; delay>0; delay-=frameLength, nFrames++); 4232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (hMetaData->nChannels>MAX_DRC_CHANNELS) || ((-delay)>MAX_DRC_FRAMELEN) ) { 4252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INIT_ERROR; 4262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 4272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Initialize with default setup. */ 4302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemcpy(&hMetaData->submittedMetaData, &defaultMetaDataSetup, sizeof(AACENC_MetaData)); 4312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->finalizeMetaData = 0; /* finalize meta data only while on/off switching, else disabled */ 4332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Reset delay lines. */ 4352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( resetStates || (hMetaData->nAudioDataDelay!=-delay) || (hMetaData->nChannels!=(INT)nChannels) ) 4362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 4372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(hMetaData->audioDelayBuffer, sizeof(hMetaData->audioDelayBuffer)); 4382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(hMetaData->metaDataBuffer, sizeof(hMetaData->metaDataBuffer)); 4392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->audioDelayIdx = 0; 4402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->metaDataDelayIdx = 0; 4412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 4432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Enable meta data. */ 4442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (hMetaData->metadataMode==0) && (metadataMode!=0) ) { 4452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* disable meta data in all delay lines */ 4462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<(int)(sizeof(hMetaData->metaDataBuffer)/sizeof(AAC_METADATA)); i++) { 4472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project LoadSubmittedMetadata(&hMetaData->submittedMetaData, nChannels, 0, &hMetaData->metaDataBuffer[i]); 4482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Disable meta data.*/ 4522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (hMetaData->metadataMode!=0) && (metadataMode==0) ) { 4532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->finalizeMetaData = hMetaData->metadataMode; 4542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Initialize delay. */ 4582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->nAudioDataDelay = -delay; 4592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->nMetaDataDelay = nFrames; 4602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->nChannels = nChannels; 4612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->metadataMode = metadataMode; 4622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Initialize compressor. */ 4642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (metadataMode != 0) { 4652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( FDK_DRC_Generator_Initialize( 4662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->hDrcComp, 4672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project DRC_NONE, 4682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project DRC_NONE, 4692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project frameLength, 4702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sampleRate, 4712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project channelMode, 4722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project channelOrder, 4732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1) != 0) 4742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 4752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INIT_ERROR; 4762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectbail: 4792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 4802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR ProcessCompressor( 4832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_METADATA *pMetadata, 4842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HDRC_COMP hDrcComp, 4852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT_PCM * const pSamples, 4862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nSamples 4872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 4882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 4902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT dynrng, compr; 4922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project DRC_PROFILE profileDrc = convertProfile(pMetadata->mpegDrc.drc_profile); 4932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project DRC_PROFILE profileComp = convertProfile(pMetadata->etsiAncData.comp_profile); 4942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (pMetadata==NULL) || (hDrcComp==NULL) ) { 4962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INVALID_HANDLE; 4972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 4982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* first, check if profile is same as last frame 5012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * otherwise, update setup */ 5022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (profileDrc != FDK_DRC_Generator_getDrcProfile(hDrcComp)) 5032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project || (profileComp != FDK_DRC_Generator_getCompProfile(hDrcComp)) ) 5042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_DRC_Generator_setDrcProfile(hDrcComp, profileDrc, profileComp); 5062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Sanity check */ 5092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (profileComp == DRC_NONE) { 5102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pMetadata->etsiAncData.compression_value = 0x80; /* to ensure no external values will be written if not configured */ 5112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* in case of embedding external values, copy this now (limiter may overwrite them) */ 5142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dynrng = decodeDynrng(pMetadata->mpegDrc.dyn_rng_ctl[0], pMetadata->mpegDrc.dyn_rng_sgn[0]); 5152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project compr = decodeCompr(pMetadata->etsiAncData.compression_value); 5162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Call compressor */ 5182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (FDK_DRC_Generator_Calc(hDrcComp, 5192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pSamples, 5202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project progreflvl2dialnorm(pMetadata->mpegDrc.prog_ref_level), 5212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pMetadata->mpegDrc.drc_TargetRefLevel, 5222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pMetadata->etsiAncData.comp_TargetRefLevel, 5232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dmxTable[pMetadata->centerMixLevel], 5242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dmxTable[pMetadata->surroundMixLevel], 5252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &dynrng, 5262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &compr) != 0) 5272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_ENCODE_ERROR; 5292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 5302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Write DRC values */ 5332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pMetadata->mpegDrc.drc_band_incr = 0; 5342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project encodeDynrng(dynrng, pMetadata->mpegDrc.dyn_rng_ctl, pMetadata->mpegDrc.dyn_rng_sgn); 5352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pMetadata->etsiAncData.compression_value = encodeCompr(compr); 5362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectbail: 5382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 5392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 5402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5412228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDK_METADATA_ERROR FDK_MetadataEnc_Process( 5422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER hMetaDataEnc, 5432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT_PCM * const pAudioSamples, 5442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nAudioSamples, 5452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AACENC_MetaData * const pMetadata, 5462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AACENC_EXT_PAYLOAD ** ppMetaDataExtPayload, 5472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT * nMetaDataExtensions, 5482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT * matrix_mixdown_idx 5492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 5502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 5512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 5522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int metaDataDelayWriteIdx, metaDataDelayReadIdx, metadataMode; 5532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Where to write new meta data info */ 5552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project metaDataDelayWriteIdx = hMetaDataEnc->metaDataDelayIdx; 5562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* How to write the data */ 5582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project metadataMode = hMetaDataEnc->metadataMode; 5592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Compensate meta data delay. */ 5612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->metaDataDelayIdx++; 5622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetaDataEnc->metaDataDelayIdx > hMetaDataEnc->nMetaDataDelay) hMetaDataEnc->metaDataDelayIdx = 0; 5632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Where to read pending meta data info from. */ 5652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project metaDataDelayReadIdx = hMetaDataEnc->metaDataDelayIdx; 5662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Submit new data if available. */ 5682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata!=NULL) { 5692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemcpy(&hMetaDataEnc->submittedMetaData, pMetadata, sizeof(AACENC_MetaData)); 5702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Write one additional frame with default configuration of meta data. Ensure defined behaviour on decoder side. */ 5732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (hMetaDataEnc->finalizeMetaData!=0) && (hMetaDataEnc->metadataMode==0)) { 5742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemcpy(&hMetaDataEnc->submittedMetaData, &defaultMetaDataSetup, sizeof(AACENC_MetaData)); 5752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project metadataMode = hMetaDataEnc->finalizeMetaData; 5762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->finalizeMetaData = 0; 5772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Get last submitted data. */ 5802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (err = LoadSubmittedMetadata( 5812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hMetaDataEnc->submittedMetaData, 5822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->nChannels, 5832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project metadataMode, 5842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hMetaDataEnc->metaDataBuffer[metaDataDelayWriteIdx])) != METADATA_OK ) 5852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 5872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Calculate compressor if necessary and updata meta data info */ 5902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetaDataEnc->metaDataBuffer[metaDataDelayWriteIdx].metadataMode != 0) { 5912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (err = ProcessCompressor( 5922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hMetaDataEnc->metaDataBuffer[metaDataDelayWriteIdx], 5932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->hDrcComp, 5942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAudioSamples, 5952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nAudioSamples)) != METADATA_OK) 5962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Get last submitted data again. */ 5982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project LoadSubmittedMetadata( 5992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hMetaDataEnc->submittedMetaData, 6002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->nChannels, 6012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project metadataMode, 6022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hMetaDataEnc->metaDataBuffer[metaDataDelayWriteIdx]); 6032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Convert Meta Data side info to bitstream data. */ 6072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (err = WriteMetadataPayload(hMetaDataEnc, &hMetaDataEnc->metaDataBuffer[metaDataDelayReadIdx])) != METADATA_OK ) { 6082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 6092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Assign meta data to output */ 6122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *ppMetaDataExtPayload = hMetaDataEnc->exPayload; 6132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *nMetaDataExtensions = hMetaDataEnc->nExtensions; 6142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *matrix_mixdown_idx = hMetaDataEnc->matrix_mixdown_idx; 6152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectbail: 6172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Compensate audio delay, reset err status. */ 6182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = CompensateAudioDelay(hMetaDataEnc, pAudioSamples, nAudioSamples); 6192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 6212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR CompensateAudioDelay( 6252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER hMetaDataEnc, 6262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT_PCM * const pAudioSamples, 6272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nAudioSamples 6282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 6292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 6312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetaDataEnc->nAudioDataDelay) { 6332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i, delaySamples = hMetaDataEnc->nAudioDataDelay*hMetaDataEnc->nChannels; 6342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < nAudioSamples; i++) { 6362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT_PCM tmp = pAudioSamples[i]; 6372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAudioSamples[i] = hMetaDataEnc->audioDelayBuffer[hMetaDataEnc->audioDelayIdx]; 6382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->audioDelayBuffer[hMetaDataEnc->audioDelayIdx] = tmp; 6392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaDataEnc->audioDelayIdx++; 6412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetaDataEnc->audioDelayIdx >= delaySamples) hMetaDataEnc->audioDelayIdx = 0; 6422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 6462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*----------------------------------------------------------------------------- 6492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: WriteMetadataPayload 6512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: fills anc data and extension payload 6522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: Error status 6532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ------------------------------------------------------------------------------*/ 6552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR WriteMetadataPayload( 6562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const HANDLE_FDK_METADATA_ENCODER hMetaData, 6572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AAC_METADATA * const pMetadata 6582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 6592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 6612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (hMetaData==NULL) || (pMetadata==NULL) ) { 6632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INVALID_HANDLE; 6642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto bail; 6652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->nExtensions = 0; 6682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->matrix_mixdown_idx = -1; 6692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* AAC-DRC */ 6712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->metadataMode != 0) 6722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].pData = hMetaData->drcInfoPayload; 6742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].dataType = EXT_DYNAMIC_RANGE; 6752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].associatedChElement = -1; 6762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].dataSize = 6782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project WriteDynamicRangeInfoPayload(pMetadata, hMetaData->exPayload[hMetaData->nExtensions].pData); 6792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->nExtensions++; 6812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Matrix Mixdown Coefficient in PCE */ 6832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->WritePCEMixDwnIdx) { 6842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->matrix_mixdown_idx = surmix2matrix_mixdown_idx[pMetadata->surroundMixLevel]; 6852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ETSI TS 101 154 (DVB) - MPEG4 ancillary_data() */ 6882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->metadataMode == 2) /* MP4_METADATA_MPEG_ETSI */ 6892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].pData = hMetaData->drcDsePayload; 6912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].dataType = EXT_DATA_ELEMENT; 6922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].associatedChElement = -1; 6932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->exPayload[hMetaData->nExtensions].dataSize = 6952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project WriteEtsiAncillaryDataPayload(pMetadata,hMetaData->exPayload[hMetaData->nExtensions].pData); 6962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hMetaData->nExtensions++; 6982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* metadataMode == 2 */ 6992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* metadataMode != 0 */ 7012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectbail: 7032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 7042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT WriteDynamicRangeInfoPayload( 7072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AAC_METADATA* const pMetadata, 7082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR* const pExtensionPayload 7092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 7102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT pce_tag_present = 0; /* yet fixed setting! */ 7122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT prog_ref_lev_res_bits = 0; 7132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, drc_num_bands = 1; 7142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_BITSTREAM bsWriter; 7162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKinitBitStream(&bsWriter, pExtensionPayload, 16, 0, BS_WRITER); 7172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* dynamic_range_info() */ 7192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pce_tag_present, 1); /* pce_tag_present */ 7202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pce_tag_present) { 7212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x0, 4); /* pce_instance_tag */ 7222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x0, 4); /* drc_tag_reserved_bits */ 7232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Exclude channels */ 7262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->mpegDrc.excluded_chns_present) ? 1 : 0, 1); /* excluded_chns_present*/ 7272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Multiband DRC */ 7292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->mpegDrc.drc_bands_present) ? 1 : 0, 1); /* drc_bands_present */ 7302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->mpegDrc.drc_bands_present) 7312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->mpegDrc.drc_band_incr, 4); /* drc_band_incr */ 7332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->mpegDrc.drc_interpolation_scheme, 4); /* drc_interpolation_scheme */ 7342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project drc_num_bands += pMetadata->mpegDrc.drc_band_incr; 7352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<drc_num_bands; i++) { 7362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->mpegDrc.drc_band_top[i], 8); /* drc_band_top */ 7372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Program Reference Level */ 7412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->mpegDrc.prog_ref_level_present, 1); /* prog_ref_level_present */ 7422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->mpegDrc.prog_ref_level_present) 7432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->mpegDrc.prog_ref_level, 7); /* prog_ref_level */ 7452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, prog_ref_lev_res_bits, 1); /* prog_ref_level_reserved_bits */ 7462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* DRC Values */ 7492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<drc_num_bands; i++) { 7502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->mpegDrc.dyn_rng_sgn[i]) ? 1 : 0, 1); /* dyn_rng_sgn[ */ 7512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->mpegDrc.dyn_rng_ctl[i], 7); /* dyn_rng_ctl */ 7522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* return number of valid bits in extension payload. */ 7552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return FDKgetValidBits(&bsWriter); 7562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT WriteEtsiAncillaryDataPayload( 7592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AAC_METADATA* const pMetadata, 7602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR* const pExtensionPayload 7612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 7622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_BITSTREAM bsWriter; 7642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKinitBitStream(&bsWriter, pExtensionPayload, 16, 0, BS_WRITER); 7652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ancillary_data_sync */ 7672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0xBC, 8); 7682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* bs_info */ 7702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x3, 2); /* mpeg_audio_type */ 7712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->dolbySurroundMode, 2); /* dolby_surround_mode */ 7722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x0, 4); /* reserved */ 7732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ancillary_data_status */ 7752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0, 3); /* 3 bit Reserved, set to "0" */ 7762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->DmxLvl_On) ? 1 : 0, 1); /* downmixing_levels_MPEG4_status */ 7772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0, 1); /* Reserved, set to "0" */ 7782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->etsiAncData.compression_on) ? 1 : 0, 1); /* audio_coding_mode_and_compression status */ 7792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->etsiAncData.timecode_coarse_status) ? 1 : 0, 1); /* coarse_grain_timecode_status */ 7802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, (pMetadata->etsiAncData.timecode_fine_status) ? 1 : 0, 1); /* fine_grain_timecode_status */ 7812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* downmixing_levels_MPEG4_status */ 7832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->DmxLvl_On) { 7842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, encodeDmxLvls(pMetadata->centerMixLevel, pMetadata->surroundMixLevel), 8); 7852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* audio_coding_mode_and_compression_status */ 7882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->etsiAncData.compression_on) { 7892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x01, 8); /* audio coding mode */ 7902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, pMetadata->etsiAncData.compression_value, 8); /* compression value */ 7912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* grain-timecode coarse/fine */ 7942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->etsiAncData.timecode_coarse_status) { 7952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x0, 16); /* not yet supported */ 7962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pMetadata->etsiAncData.timecode_fine_status) { 7992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(&bsWriter, 0x0, 16); /* not yet supported */ 8002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return FDKgetValidBits(&bsWriter); 8032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 8042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic FDK_METADATA_ERROR LoadSubmittedMetadata( 8072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const AACENC_MetaData * const hMetadata, 8082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nChannels, 8092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT metadataMode, 8102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_METADATA * const pAacMetaData 8112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 8122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 8132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_METADATA_ERROR err = METADATA_OK; 8142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pAacMetaData==NULL) { 8162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = METADATA_INVALID_HANDLE; 8172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 8192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* init struct */ 8202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(pAacMetaData, sizeof(AAC_METADATA)); 8212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetadata!=NULL) { 8232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* convert data */ 8242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->mpegDrc.drc_profile = hMetadata->drc_profile; 8252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->etsiAncData.comp_profile = hMetadata->comp_profile; 8262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->mpegDrc.drc_TargetRefLevel = hMetadata->drc_TargetRefLevel; 8272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->etsiAncData.comp_TargetRefLevel= hMetadata->comp_TargetRefLevel; 8282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->mpegDrc.prog_ref_level_present = hMetadata->prog_ref_level_present; 8292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->mpegDrc.prog_ref_level = dialnorm2progreflvl(hMetadata->prog_ref_level); 8302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->centerMixLevel = hMetadata->centerMixLevel; 8322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->surroundMixLevel = hMetadata->surroundMixLevel; 8332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->WritePCEMixDwnIdx = hMetadata->PCE_mixdown_idx_present; 8342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->DmxLvl_On = hMetadata->ETSI_DmxLvl_present; 8352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->etsiAncData.compression_on = 1; 8372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (nChannels == 2) { 8402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->dolbySurroundMode = hMetadata->dolbySurroundMode; /* dolby_surround_mode */ 8412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->dolbySurroundMode = 0; 8432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->etsiAncData.timecode_coarse_status = 0; /* not yet supported - attention: Update GetEstMetadataBytesPerFrame() if enable this! */ 8462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->etsiAncData.timecode_fine_status = 0; /* not yet supported - attention: Update GetEstMetadataBytesPerFrame() if enable this! */ 8472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->metadataMode = metadataMode; 8492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 8512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pAacMetaData->metadataMode = 0; /* there is no configuration available */ 8522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 8562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 8572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8582228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT FDK_MetadataEnc_GetDelay( 8592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_METADATA_ENCODER hMetadataEnc 8602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 8612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 8622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT delay = 0; 8632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hMetadataEnc!=NULL) { 8652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project delay = hMetadataEnc->nAudioDataDelay; 8662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return delay; 8692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 8702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 872