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 5ef30836651bf059c3120c03dd11e08b6aafdae13Jean-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 Audio Encoder ************************** 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Initial author: M. Werner 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project contents/description: Quantizing & coding 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project******************************************************************************/ 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "qc_main.h" 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "quantize.h" 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "interface.h" 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "adj_thr.h" 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "sf_estim.h" 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "bit_cnt.h" 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "dyn_bits.h" 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "channel_map.h" 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "aacEnc_ram.h" 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "genericStds.h" 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct { 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QCDATA_BR_MODE bitrateMode; 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project LONG vbrQualFactor; 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} TAB_VBR_QUAL_FACTOR; 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic const TAB_VBR_QUAL_FACTOR tableVbrQualFactor[] = { 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project {QCDATA_BR_MODE_VBR_1, FL2FXCONST_DBL(0.160f)}, /* 32 kbps mono AAC-LC + SBR + PS */ 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project {QCDATA_BR_MODE_VBR_2, FL2FXCONST_DBL(0.148f)}, /* 64 kbps stereo AAC-LC + SBR */ 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project {QCDATA_BR_MODE_VBR_3, FL2FXCONST_DBL(0.135f)}, /* 80 - 96 kbps stereo AAC-LC */ 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project {QCDATA_BR_MODE_VBR_4, FL2FXCONST_DBL(0.111f)}, /* 128 kbps stereo AAC-LC */ 114ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi {QCDATA_BR_MODE_VBR_5, FL2FXCONST_DBL(0.070f)} /* 192 kbps stereo AAC-LC */ 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT isConstantBitrateMode( 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const QCDATA_BR_MODE bitrateMode 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ( ((bitrateMode==QCDATA_BR_MODE_CBR) || (bitrateMode==QCDATA_BR_MODE_SFR) || (bitrateMode==QCDATA_BR_MODE_FF)) ? 1 : 0 ); 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef enum{ 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FRAME_LEN_BYTES_MODULO = 1, 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FRAME_LEN_BYTES_INT = 2 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}FRAME_LEN_RESULT_MODE; 1302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* forward declarations */ 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT FDKaacEnc_calcMaxValueInSfb(INT sfbCnt, 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT maxSfbPerGroup, 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sfbPerGroup, 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *RESTRICT sfbOffset, 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SHORT *RESTRICT quantSpectrum, 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT *RESTRICT maxValue); 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic void FDKaacEnc_crashRecovery(INT nChannels, 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_ELEMENT* psyOutElement, 1422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT* qcOut, 1432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_ELEMENT *qcElement, 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitsToSave, 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot, 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig); 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_reduceBitConsumption(int* iterations, 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const int maxIterations, 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int gainAdjustment, 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int* chConstraintsFulfilled, 1542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int* calculateQuant, 1552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int nChannels, 1562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_ELEMENT* psyOutElement, 1572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT* qcOut, 1582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_ELEMENT* qcOutElement, 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_BITS* elBits, 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot, 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig); 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid FDKaacEnc_QCClose (QC_STATE **phQCstate, QC_OUT **phQC); 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_calcFrameLen 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT FDKaacEnc_calcFrameLen(INT bitRate, 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sampleRate, 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT granuleLength, 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FRAME_LEN_RESULT_MODE mode) 1802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT result; 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project result = ((granuleLength)>>3)*(bitRate); 1852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch(mode) { 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case FRAME_LEN_BYTES_MODULO: 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project result %= sampleRate; 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 1902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case FRAME_LEN_BYTES_INT: 1912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project result /= sampleRate; 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(result); 1952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 1962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname:FDKaacEnc_framePadding 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: Calculates if padding is needed for actual frame 2012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: 2022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 2032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 2042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT FDKaacEnc_framePadding(INT bitRate, 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sampleRate, 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT granuleLength, 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *paddingRest) 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT paddingOn; 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT difference; 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project paddingOn = 0; 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project difference = FDKaacEnc_calcFrameLen( bitRate, 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sampleRate, 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project granuleLength, 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FRAME_LEN_BYTES_MODULO ); 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *paddingRest-=difference; 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (*paddingRest <= 0 ) { 2232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project paddingOn = 1; 2242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *paddingRest += sampleRate; 2252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return( paddingOn ); 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_QCOutNew 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 2382228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_QCOutNew(QC_OUT **phQC, 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nElements, 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nChannels, 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nSubFrames 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,UCHAR *dynamic_RAM 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_ENCODER_ERROR ErrorStatus; 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int n, i; 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int elInc = 0, chInc = 0; 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (n=0; n<nSubFrames; n++) { 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project phQC[n] = GetRam_aacEnc_QCout(n); 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phQC[n] == NULL) { 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCOutNew_bail; 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<nChannels; i++) { 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project phQC[n]->pQcOutChannels[i] = GetRam_aacEnc_QCchannel(chInc, dynamic_RAM); 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( phQC[n]->pQcOutChannels[i] == NULL 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 2622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCOutNew_bail; 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chInc++; 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* nChannels */ 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<nElements; i++) { 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project phQC[n]->qcElement[i] = GetRam_aacEnc_QCelement(elInc); 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phQC[n]->qcElement[i] == NULL) 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCOutNew_bail; 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project elInc++; 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* nElements */ 2762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* nSubFrames */ 2782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 2812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2822228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectQCOutNew_bail: 2832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ErrorStatus; 2842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 2872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_QCOutInit 2892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 2902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 2912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 2932228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_QCOutInit(QC_OUT *phQC[(1)], 2942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nSubFrames, 2952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const CHANNEL_MAPPING *cm) 2962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT n,i,ch; 2982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (n=0; n<nSubFrames; n++) { 3002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT chInc = 0; 3012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) { 3022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch=0; ch<cm->elInfo[i].nChannelsInEl; ch++) { 3032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project phQC[n]->qcElement[i]->qcOutChannel[ch] = phQC[n]->pQcOutChannels[chInc]; 3042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chInc++; 3052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* chInEl */ 3062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* nElements */ 3072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* nSubFrames */ 3082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 3102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 3132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_QCNew 3152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 3162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 3172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 3192228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_QCNew(QC_STATE **phQC, 3202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nElements 3212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,UCHAR* dynamic_RAM 3222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 3232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_ENCODER_ERROR ErrorStatus; 3252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i; 3262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_STATE* hQC = GetRam_aacEnc_QCstate(); 3282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *phQC = hQC; 3292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQC == NULL) { 3302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 3312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCNew_bail; 3322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (FDKaacEnc_AdjThrNew(&hQC->hAdjThr, nElements)) { 3352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 3362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCNew_bail; 3372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (FDKaacEnc_BCNew(&(hQC->hBitCounter), dynamic_RAM)) { 3402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 3412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCNew_bail; 3422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<nElements; i++) { 3452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[i] = GetRam_aacEnc_ElementBits(i); 3462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQC->elementBits[i] == NULL) { 3472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = AAC_ENC_NO_MEMORY; 3482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goto QCNew_bail; 3492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 3532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3542228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectQCNew_bail: 3552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_QCClose(phQC, NULL); 3562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ErrorStatus; 3572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 3602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_QCInit 3622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 3632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 3642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 3662228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_QCInit(QC_STATE *hQC, 3672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project struct QC_INIT *init) 3682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 369ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi int i; 3702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->maxBitsPerFrame = init->maxBits; 3712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->minBitsPerFrame = init->minBits; 3722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->nElements = init->channelMapping->nElements; 3732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->bitResTotMax = init->bitRes; 3742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->bitResTot = init->bitRes; 3752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->maxBitFac = init->maxBitFac; 3762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->bitrateMode = init->bitrateMode; 3772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->invQuant = init->invQuant; 3782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->maxIterations = init->maxIterations; 3792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( isConstantBitrateMode(hQC->bitrateMode) ) { 3812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitresPerChannel = (hQC->bitResTotMax / init->channelMapping->nChannelsEff); 3822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 0: full bitreservoir, 1: reduced bitreservoir, 2: disabled bitreservoir */ 38346ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->bitDistributionMode = (bitresPerChannel>BITRES_MIN_LD) ? 0 : (bitresPerChannel>0) ? 1 : 2; 3842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 3867ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi hQC->bitDistributionMode = 0; /* full bitreservoir */ 3872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->padding.paddingRest = init->padding.paddingRest; 3912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->globHdrBits = init->staticBits; /* Bit overhead due to transport */ 3932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_InitElementBits(hQC, 3952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project init->channelMapping, 3962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project init->bitrate, 3972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (init->averageBits/init->nSubFrames) - hQC->globHdrBits, 3982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->maxBitsPerFrame/init->channelMapping->nChannelsEff); 3992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 400ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi hQC->vbrQualFactor = FL2FXCONST_DBL(0.f); 401ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi for (i=0; i<(int)(sizeof(tableVbrQualFactor)/sizeof(TAB_VBR_QUAL_FACTOR)); i++) { 402ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi if (hQC->bitrateMode==tableVbrQualFactor[i].bitrateMode) { 403ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi hQC->vbrQualFactor = (FIXP_DBL)tableVbrQualFactor[i].vbrQualFactor; 4042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 405ef30836651bf059c3120c03dd11e08b6aafdae13Jean-Michel Trivi } 4062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 40846ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi if (init->channelMapping->nChannelsEff == 1 && 40946ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi (init->bitrate / init->channelMapping->nChannelsEff) < 32000 && 41046ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi init->advancedBitsToPe != 0 41146ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi ) 41246ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi { 41346ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->dZoneQuantEnable = 1; 41446ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi } else { 41546ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->dZoneQuantEnable = 0; 41646ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi } 41746ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi 4187ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi FDKaacEnc_AdjThrInit( 4197ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi hQC->hAdjThr, 4207ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi init->meanPe, 4217ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi hQC->elementBits, /* or channelBitrates, was: channelBitrate */ 4227ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi hQC->invQuant, 4237ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi init->channelMapping->nElements, 4247ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi init->channelMapping->nChannelsEff, 4257ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi init->sampleRate, /* output sample rate */ 4267ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi init->advancedBitsToPe, /* if set, calc bits2PE factor depending on samplerate */ 42746ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->vbrQualFactor, 42846ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->dZoneQuantEnable 4297ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi ); 4302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 4322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 4372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_QCMainPrepare 4392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 4402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 4412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 4432228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_QCMainPrepare(ELEMENT_INFO *elInfo, 4442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ATS_ELEMENT* RESTRICT adjThrStateElement, 4452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_ELEMENT* RESTRICT psyOutElement, 4462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_ELEMENT* RESTRICT qcOutElement, 4472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot, 4482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 4492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig 4502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 4512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_ENCODER_ERROR ErrorStatus = AAC_ENC_OK; 4532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nChannels = elInfo->nChannelsInEl; 4542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_CHANNEL** RESTRICT psyOutChannel = psyOutElement->psyOutChannel; /* may be modified in-place */ 4562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_CalcFormFactor(qcOutElement->qcOutChannel, psyOutChannel, nChannels); 4582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* prepare and calculate PE without reduction */ 4602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_peCalculation(&qcOutElement->peData, psyOutChannel, qcOutElement->qcOutChannel, &psyOutElement->toolsInfo, adjThrStateElement, nChannels); 4612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = FDKaacEnc_ChannelElementWrite( NULL, elInfo, NULL, 4632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutElement, 4642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutElement->psyOutChannel, 4652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags, 4662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project aot, 4672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project epConfig, 4682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &qcOutElement->staticBitsUsed, 4692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0 ); 4702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ErrorStatus; 4722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 4752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_AdjustBitrate 4772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: adjusts framelength via padding on a frame to frame basis, 4782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project to achieve a bitrate that demands a non byte aligned 4792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project framelength 4802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: errorcode 4812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 4832228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_AdjustBitrate(QC_STATE *RESTRICT hQC, 4842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MAPPING *RESTRICT cm, 4852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *avgTotalBits, 4862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitRate, /* total bitrate */ 4872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sampleRate, /* output sampling rate */ 4882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT granuleLength) /* frame length */ 4892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT paddingOn; 4912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT frameLen; 4922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Do we need an extra padding byte? */ 4942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project paddingOn = FDKaacEnc_framePadding(bitRate, 4952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sampleRate, 4962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project granuleLength, 4972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hQC->padding.paddingRest); 4982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project frameLen = paddingOn + FDKaacEnc_calcFrameLen(bitRate, 5002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sampleRate, 5012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project granuleLength, 5022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FRAME_LEN_BYTES_INT); 5032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *avgTotalBits = frameLen<<3; 5052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 5072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 5082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic AAC_ENCODER_ERROR FDKaacEnc_distributeElementDynBits(QC_STATE* hQC, 510fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi QC_OUT_ELEMENT* qcElement[(8)], 5112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MAPPING* cm, 5122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT codeBits) 5132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 5142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, firstEl = cm->nElements-1; 5162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT totalBits = 0; 5172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=(cm->nElements-1); i>=0; i--) { 5192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((cm->elInfo[i].elType == ID_SCE) || (cm->elInfo[i].elType == ID_CPE) || 5202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (cm->elInfo[i].elType == ID_LFE)) 5212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[i]->grantedDynBits = (INT)fMult(hQC->elementBits[i]->relativeBitsEl, (FIXP_DBL)codeBits); 5232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalBits += qcElement[i]->grantedDynBits; 5242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project firstEl = i; 5252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[firstEl]->grantedDynBits += codeBits - totalBits; 5282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 5302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 5312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 5332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \brief Verify whether minBitsPerFrame criterion can be satisfied. 5342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * 5352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * This function evaluates the bit consumption only if minBitsPerFrame parameter is not 0. 5362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * In hyperframing mode the difference between grantedDynBits and usedDynBits of all sub frames 5372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * results the number of fillbits to be written. 5382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * This bits can be distrubitued in superframe to reach minBitsPerFrame bit consumption in single AU's. 5392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * The return value denotes if enough desired fill bits are available to achieve minBitsPerFrame in all frames. 5402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * This check can only be used within superframes. 5412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * 5422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \param qcOut Pointer to coding data struct. 5432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \param minBitsPerFrame Minimal number of bits to be consumed in each frame. 5442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \param nSubFrames Number of frames in superframe 5452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * 5462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \return 5472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * - 1: all fine 5482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * - 0: criterion not fulfilled 5492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 5502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic int checkMinFrameBitsDemand( 5512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT** qcOut, 5522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT minBitsPerFrame, 5532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT nSubFrames 5542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 5552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 5562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int result = 1; /* all fine*/ 5572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return result; 5582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 5592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 5612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 5632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 5642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_getMinimalStaticBitdemand 5662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: calculate minmal size of static bits by reduction , 5672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project to zero spectrum and deactivating tns and MS 5682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: number of static bits 5692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 5712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic int FDKaacEnc_getMinimalStaticBitdemand(CHANNEL_MAPPING* cm, 5722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT** psyOut) 5732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 5742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot = AOT_AAC_LC; 5752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags = 0; 5762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig = -1; 5772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i, bitcount = 0; 5782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) { 5802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 5812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (elInfo.elType == ID_SCE) 5832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project || (elInfo.elType == ID_CPE) 5842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project || (elInfo.elType == ID_LFE) ) 5852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT minElBits = 0; 5872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_ChannelElementWrite( NULL, &elInfo, NULL, 5892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut[0]->psyOutElement[i], 5902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut[0]->psyOutElement[i]->psyOutChannel, 5912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags, 5922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project aot, 5932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project epConfig, 5942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &minElBits, 5952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1 ); 5962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bitcount += minElBits; 5972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return bitcount; 6012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 6042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic AAC_ENCODER_ERROR FDKaacEnc_prepareBitDistribution(QC_STATE* hQC, 6062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT** psyOut, 6072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT** qcOut, 6082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MAPPING* cm, 609fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi QC_OUT_ELEMENT* qcElement[(1)][(8)], 6102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT avgTotalBits, 6112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *totalAvailableBits, 6122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *avgTotalDynBits) 6132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i; 6152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* get maximal allowed dynamic bits */ 6162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->grantedDynBits = (fixMin(hQC->maxBitsPerFrame, avgTotalBits) - hQC->globHdrBits)&~7; 6172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->grantedDynBits -= (qcOut[0]->globalExtBits + qcOut[0]->staticBits + qcOut[0]->elementExtBits); 6182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->maxDynBits = ((hQC->maxBitsPerFrame)&~7) - (qcOut[0]->globalExtBits + qcOut[0]->staticBits + qcOut[0]->elementExtBits); 6192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* assure that enough bits are available */ 6202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((qcOut[0]->grantedDynBits+hQC->bitResTot) < 0) { 6212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* crash recovery allows to reduce static bits to a minimum */ 6222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (qcOut[0]->grantedDynBits+hQC->bitResTot) < (FDKaacEnc_getMinimalStaticBitdemand(cm, psyOut)-qcOut[0]->staticBits) ) 6232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_BITRES_TOO_LOW; 6242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* distribute dynamic bits to each element */ 6272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_distributeElementDynBits(hQC, 6282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[0], 6292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cm, 6302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->grantedDynBits); 6312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *avgTotalDynBits = 0; /*frameDynBits;*/ 6332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *totalAvailableBits = avgTotalBits; 6352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* sum up corrected granted PE */ 6372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->totalGrantedPeCorr = 0; 6382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 6402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 6422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int nChannels = elInfo.nChannelsInEl; 6432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((elInfo.elType == ID_SCE) || (elInfo.elType == ID_CPE) || 6452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (elInfo.elType == ID_LFE)) 6462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* for ( all sub frames ) ... */ 6482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_DistributeBits(hQC->hAdjThr, 6492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->hAdjThr->adjThrStateElem[i], 6502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut[0]->psyOutElement[i]->psyOutChannel, 6512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &qcElement[0][i]->peData, 6522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &qcElement[0][i]->grantedPe, 6532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &qcElement[0][i]->grantedPeCorr, 6542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nChannels, 6552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut[0]->psyOutElement[i]->commonWindow, 6562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[0][i]->grantedDynBits, 6572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[i]->bitResLevelEl, 6582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[i]->maxBitResBitsEl, 6592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->maxBitFac, 6607ad97579f8ccb843afdb5b184c4b209253839fe3Jean-Michel Trivi hQC->bitDistributionMode); 6612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *totalAvailableBits += hQC->elementBits[i]->bitResLevelEl; 6632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* get total corrected granted PE */ 6642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->totalGrantedPeCorr += qcElement[0][i]->grantedPeCorr; 6652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- if(ID_SCE || ID_CPE || ID_LFE) */ 6662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- element loop */ 6682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *totalAvailableBits = FDKmin(hQC->maxBitsPerFrame, (*totalAvailableBits)); 6702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 6722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 6752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic AAC_ENCODER_ERROR FDKaacEnc_updateUsedDynBits(INT* sumDynBitsConsumed, 676fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi QC_OUT_ELEMENT* qcElement[(8)], 6772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MAPPING* cm) 6782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i; 6802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *sumDynBitsConsumed = 0; 6822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 6842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 6862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((elInfo.elType == ID_SCE) || (elInfo.elType == ID_CPE) || 6882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (elInfo.elType == ID_LFE)) 6892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* sum up bits consumed */ 6912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *sumDynBitsConsumed += qcElement[i]->dynBitsUsed; 6922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- if(ID_SCE || ID_CPE || ID_LFE) */ 6932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- element loop */ 6952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 6972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT FDKaacEnc_getTotalConsumedDynBits(QC_OUT** qcOut, 7012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nSubFrames) 7022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT c, totalBits=0; 7042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* sum up bit consumption for all sub frames */ 7062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (c=0; c<nSubFrames; c++) 7072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* bit consumption not valid if dynamic bits 7092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project not available in one sub frame */ 7102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (qcOut[c]->usedDynBits==-1) return -1; 7112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalBits += qcOut[c]->usedDynBits; 7122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return totalBits; 7152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT FDKaacEnc_getTotalConsumedBits(QC_OUT** qcOut, 719fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi QC_OUT_ELEMENT* qcElement[(1)][(8)], 7202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MAPPING* cm, 7212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT globHdrBits, 7222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nSubFrames) 7232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int c, i; 7252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int totalUsedBits = 0; 7262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (c = 0 ; c < nSubFrames ; c++ ) 7282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int dataBits = 0; 7302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 7312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((cm->elInfo[i].elType == ID_SCE) || (cm->elInfo[i].elType == ID_CPE) || 7332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (cm->elInfo[i].elType == ID_LFE)) 7342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dataBits += qcElement[c][i]->dynBitsUsed + qcElement[c][i]->staticBitsUsed + qcElement[c][i]->extBitsUsed; 7362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dataBits += qcOut[c]->globalExtBits; 7392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalUsedBits += (8 - (dataBits) % 8) % 8; 7412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalUsedBits += dataBits + globHdrBits; /* header bits for every frame */ 7422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return totalUsedBits; 7442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic AAC_ENCODER_ERROR FDKaacEnc_BitResRedistribution( 7472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_STATE *const hQC, 7482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const CHANNEL_MAPPING *const cm, 7492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const INT avgTotalBits 7502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 7512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* check bitreservoir fill level */ 7532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQC->bitResTot < 0) { 7542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_BITRES_TOO_LOW; 7552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else if (hQC->bitResTot > hQC->bitResTotMax) { 7572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_BITRES_TOO_HIGH; 7582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 7602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, firstEl = cm->nElements-1; 7612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT totalBits = 0, totalBits_max = 0; 7622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int totalBitreservoir = FDKmin(hQC->bitResTot, (hQC->maxBitsPerFrame-avgTotalBits)); 7642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int totalBitreservoirMax = FDKmin(hQC->bitResTotMax, (hQC->maxBitsPerFrame-avgTotalBits)); 7652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sc_bitResTot = CountLeadingBits(totalBitreservoir); 7672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sc_bitResTotMax = CountLeadingBits(totalBitreservoirMax); 7682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=(cm->nElements-1); i>=0; i--) { 7702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((cm->elInfo[i].elType == ID_SCE) || (cm->elInfo[i].elType == ID_CPE) || 7712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (cm->elInfo[i].elType == ID_LFE)) 7722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 7732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[i]->bitResLevelEl = (INT)fMult(hQC->elementBits[i]->relativeBitsEl, (FIXP_DBL)(totalBitreservoir<<sc_bitResTot))>>sc_bitResTot; 7742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalBits += hQC->elementBits[i]->bitResLevelEl; 7752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[i]->maxBitResBitsEl = (INT)fMult(hQC->elementBits[i]->relativeBitsEl, (FIXP_DBL)(totalBitreservoirMax<<sc_bitResTotMax))>>sc_bitResTotMax; 7772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalBits_max += hQC->elementBits[i]->maxBitResBitsEl; 7782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project firstEl = i; 7802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[firstEl]->bitResLevelEl += totalBitreservoir - totalBits; 7832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[firstEl]->maxBitResBitsEl += totalBitreservoirMax - totalBits_max; 7842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 7872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7902228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_QCMain(QC_STATE* RESTRICT hQC, 7912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT** psyOut, 7922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT** qcOut, 7932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT avgTotalBits, 7942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MAPPING* cm 7952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,AUDIO_OBJECT_TYPE aot, 7962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 7972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig 7982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 7992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 8002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i, c; 8012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AAC_ENCODER_ERROR ErrorStatus = AAC_ENC_OK; 802381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi INT avgTotalDynBits = 0; /* maximal allowed dynamic bits for all frames */ 8032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT totalAvailableBits = 0; 8042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nSubFrames = 1; 8052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 8072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* redistribute total bitreservoir to elements */ 8082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = FDKaacEnc_BitResRedistribution(hQC, cm, avgTotalBits); 8092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (ErrorStatus != AAC_ENC_OK) { 8102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ErrorStatus; 8112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 8142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* fastenc needs one time threshold simulation, 8152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project in case of multiple frames, one more guess has to be calculated */ 8162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 8182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* helper pointer */ 819fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi QC_OUT_ELEMENT* qcElement[(1)][(8)]; 8202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* work on a copy of qcChannel and qcElement */ 8222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 8232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 8252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((elInfo.elType == ID_SCE) || (elInfo.elType == ID_CPE) || 8272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (elInfo.elType == ID_LFE)) 8282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* for ( all sub frames ) ... */ 8302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (c = 0 ; c < nSubFrames ; c++ ) 8312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c][i] = qcOut[c]->qcElement[i]; 8342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 8402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 8412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( isConstantBitrateMode(hQC->bitrateMode) ) 8422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* calc granted dynamic bits for sub frame and 8442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project distribute it to each element */ 8452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ErrorStatus = FDKaacEnc_prepareBitDistribution( 8462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC, 8472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut, 8482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut, 8492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cm, 8502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement, 8512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project avgTotalBits, 8522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &totalAvailableBits, 8532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &avgTotalDynBits); 8542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (ErrorStatus != AAC_ENC_OK) { 8562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ErrorStatus; 8572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 8602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->grantedDynBits = ((hQC->maxBitsPerFrame - (hQC->globHdrBits))&~7) 8612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project - (qcOut[0]->globalExtBits + qcOut[0]->staticBits + qcOut[0]->elementExtBits); 8622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->maxDynBits = qcOut[0]->grantedDynBits; 8632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totalAvailableBits = hQC->maxBitsPerFrame; 8652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project avgTotalDynBits = 0; 8662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifdef PNS_PRECOUNT_ENABLE 8692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Calculate estimated pns bits and substract them from grantedDynBits to get a more accurate number of available bits. */ 8702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (syntaxFlags & (AC_LD|AC_ELD)) 8712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int estimatedPnsBits = 0, ch; 8732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch=0; ch<cm->nChannels; ch++) { 8752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->pQcOutChannels[ch]->sectionData.noiseNrgBits = noisePreCount(psyOut[0]->pPsyOutChannels[ch]->noiseNrg, psyOut[0]->pPsyOutChannels[ch]->maxSfbPerGroup); 8762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project estimatedPnsBits += qcOut[0]->pQcOutChannels[ch]->sectionData.noiseNrgBits; 8772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->grantedDynBits -= estimatedPnsBits; 8792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif 8812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* for ( all sub frames ) ... */ 8832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (c = 0 ; c < nSubFrames ; c++ ) 8842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 8852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* for CBR and VBR mode */ 8862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_AdjustThresholds(hQC->hAdjThr->adjThrStateElem, 8872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c], 8882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[c], 8892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut[c]->psyOutElement, 8902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project isConstantBitrateMode(hQC->bitrateMode), 89146ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->hAdjThr->maxIter2ndGuess, 8922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cm); 8932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- sub frame counter */ 8952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 897fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi INT iterations[(1)][(8)]; 898fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi INT chConstraintsFulfilled[(1)][(8)][(2)]; 899fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi INT calculateQuant[(1)][(8)][(2)]; 900fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi INT constraintsFulfilled[(1)][(8)]; 9012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* for ( all sub frames ) ... */ 9052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (c = 0 ; c < nSubFrames ; c++ ) 9062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 9082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 9102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT ch, nChannels = elInfo.nChannelsInEl; 9112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((elInfo.elType == ID_SCE) || (elInfo.elType == ID_CPE) || 9132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (elInfo.elType == ID_LFE)) 9142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Turn thresholds into scalefactors, optimize bit consumption and verify conformance */ 9162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_EstimateScaleFactors(psyOut[c]->psyOutElement[i]->psyOutChannel, 9172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c][i]->qcOutChannel, 9182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->invQuant, 91946ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->dZoneQuantEnable, 9202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cm->elInfo[i].nChannelsInEl); 9212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project constraintsFulfilled[c][i] = 1; 9252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project iterations[c][i] = 0 ; 9262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 9282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chConstraintsFulfilled[c][i][ch] = 1; 9302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project calculateQuant[c][i][ch] = 1; 9312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- if(ID_SCE || ID_CPE || ID_LFE) */ 9362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- element loop */ 9382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[c]->usedDynBits = -1; 9402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- sub frame counter */ 9422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT quantizationDone = 0; 9462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sumDynBitsConsumedTotal = 0; 9472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT decreaseBitConsumption = -1; /* no direction yet! */ 9482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* -start- Quantization loop ... */ 9512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project do /* until max allowed bits per frame and maxDynBits!=-1*/ 9532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 0; 9552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project c = 0; /* get frame to process */ 9572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 9592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 9612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT ch, nChannels = elInfo.nChannelsInEl; 9622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((elInfo.elType == ID_SCE) || (elInfo.elType == ID_CPE) || 9642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (elInfo.elType == ID_LFE)) 9652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project do /* until spectral values < MAX_QUANT */ 9672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (!constraintsFulfilled[c][i]) 9702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_reduceBitConsumption(&iterations[c][i], 9722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->maxIterations, 9732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (decreaseBitConsumption) ? 1 : -1, 9742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chConstraintsFulfilled[c][i], 9752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project calculateQuant[c][i], 9762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nChannels, 9772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOut[c]->psyOutElement[i], 9782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[c], 9792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c][i], 9802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->elementBits[i], 9812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project aot, 9822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags, 9832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project epConfig); 9842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project constraintsFulfilled[c][i] = 1 ; 9892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* quantize spectrum (per each channel) */ 9922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 9932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 9942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chConstraintsFulfilled[c][i][ch] = 1; 9962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 9982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (calculateQuant[c][i][ch]) 10002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 10012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_CHANNEL* qcOutCh = qcElement[c][i]->qcOutChannel[ch]; 10022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_CHANNEL* psyOutCh = psyOut[c]->psyOutElement[i]->psyOutChannel[ch]; 10032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project calculateQuant[c][i][ch] = 0; /* calculate quantization only if necessary */ 10052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_QuantizeSpectrum(psyOutCh->sfbCnt, 10082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->maxSfbPerGroup, 10092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbPerGroup, 10102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbOffsets, 10112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->mdctSpectrum, 10122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->globalGain, 10132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->scf, 101446ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi qcOutCh->quantSpec, 101546ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi hQC->dZoneQuantEnable); 10162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (FDKaacEnc_calcMaxValueInSfb(psyOutCh->sfbCnt, 10192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->maxSfbPerGroup, 10202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbPerGroup, 10212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbOffsets, 10222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->quantSpec, 10232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->maxValueInSfb) > MAX_QUANT) 10242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 10252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chConstraintsFulfilled[c][i][ch] = 0; 10262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project constraintsFulfilled[c][i] = 0 ; 10272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* if quanizted value out of range; increase global gain! */ 10282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project decreaseBitConsumption = 1; 10292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* if calculateQuant[c][i][ch] */ 10342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* channel loop */ 10362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* quantize spectrum (per each channel) */ 10392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } while (!constraintsFulfilled[c][i]) ; /* does not regard bit consumption */ 10432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 10472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c][i]->dynBitsUsed = 0 ; /* reset dynamic bits */ 10482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* quantization valid in current channel! */ 10502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 10512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 10522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_CHANNEL* qcOutCh = qcElement[c][i]->qcOutChannel[ch]; 10532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_CHANNEL *psyOutCh = psyOut[c]->psyOutElement[i]->psyOutChannel[ch]; 10542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* count dynamic bits */ 10562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT chDynBits = FDKaacEnc_dynBitCount(hQC->hBitCounter, 10572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->quantSpec, 10582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->maxValueInSfb, 10592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutCh->scf, 10602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->lastWindowSequence, 10612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbCnt, 10622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->maxSfbPerGroup, 10632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbPerGroup, 10642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->sfbOffsets, 10652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &qcOutCh->sectionData, 10662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->noiseNrg, 10672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->isBook, 10682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutCh->isScale, 10692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags) ; 10702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* sum up dynamic channel bits */ 10722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c][i]->dynBitsUsed += chDynBits; 10732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* save dynBitsUsed for correction of bits2pe relation */ 10762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(hQC->hAdjThr->adjThrStateElem[i]->dynBitsLast==-1) { 10772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hQC->hAdjThr->adjThrStateElem[i]->dynBitsLast = qcElement[c][i]->dynBitsUsed; 10782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- if(ID_SCE || ID_CPE || ID_LFE) */ 10802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* -end- element loop */ 10822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* update dynBits of current subFrame */ 10842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_updateUsedDynBits(&qcOut[c]->usedDynBits, 10852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement[c], 10862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cm); 10872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* get total consumed bits, dyn bits in all sub frames have to be valid */ 10892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sumDynBitsConsumedTotal = FDKaacEnc_getTotalConsumedDynBits(qcOut, nSubFrames); 10902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sumDynBitsConsumedTotal==-1) 10922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 10932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 0; /* bit consumption not valid in all sub frames */ 10942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 10962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 10972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sumBitsConsumedTotal = FDKaacEnc_getTotalConsumedBits(qcOut, qcElement, cm, hQC->globHdrBits, nSubFrames); 10982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* in all frames are valid dynamic bits */ 1100381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi if ( ((sumBitsConsumedTotal < totalAvailableBits) || qcOut[c]->usedDynBits==0) && (decreaseBitConsumption==1) && checkMinFrameBitsDemand(qcOut,hQC->minBitsPerFrame,nSubFrames) 11012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*()*/ ) 11022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 11032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 1; /* exit bit adjustment */ 11042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sumBitsConsumedTotal > totalAvailableBits && (decreaseBitConsumption==0) ) 11062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project// /*()*/ ) 11072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 11082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 0; /* reset! */ 11092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 11102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 11152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int emergencyIterations = 1; 11172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int dynBitsOvershoot = 0; 11182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (c = 0 ; c < nSubFrames ; c++ ) 11202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 11212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<cm->nElements; i++) 11222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 11232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo = cm->elInfo[i]; 11242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((elInfo.elType == ID_SCE) || (elInfo.elType == ID_CPE) || 11262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (elInfo.elType == ID_LFE)) 11272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 11282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* iteration limitation */ 11292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project emergencyIterations &= ((iterations[c][i] < hQC->maxIterations) ? 0 : 1); 11302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* detection if used dyn bits exceeds the maximal allowed criterion */ 11332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project dynBitsOvershoot |= ((qcOut[c]->usedDynBits > qcOut[c]->maxDynBits) ? 1 : 0); 11342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (quantizationDone==0 || dynBitsOvershoot) 11372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 11382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sumBitsConsumedTotal = FDKaacEnc_getTotalConsumedBits(qcOut, qcElement, cm, hQC->globHdrBits, nSubFrames); 11402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (sumDynBitsConsumedTotal >= avgTotalDynBits) || (sumDynBitsConsumedTotal==0) ) { 11422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 1; 11432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (emergencyIterations && (sumBitsConsumedTotal < totalAvailableBits)) { 11452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 1; 11462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((sumBitsConsumedTotal > totalAvailableBits) || !checkMinFrameBitsDemand(qcOut,hQC->minBitsPerFrame,nSubFrames)) { 11482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 0; 11492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((sumBitsConsumedTotal < totalAvailableBits) && checkMinFrameBitsDemand(qcOut,hQC->minBitsPerFrame,nSubFrames)) { 11512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project decreaseBitConsumption = 0; 11522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 11542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project decreaseBitConsumption = 1; 11552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (dynBitsOvershoot) { 11582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quantizationDone = 0; 11592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project decreaseBitConsumption = 1; 11602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 11612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* reset constraints fullfilled flags */ 11632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(constraintsFulfilled, sizeof(constraintsFulfilled)); 11642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(chConstraintsFulfilled, sizeof(chConstraintsFulfilled)); 11652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project }/* quantizationDone */ 11682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } while (!quantizationDone) ; 11702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 11722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ... -end- Quantization loop */ 11732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 11742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 11762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /*-------------------------------------------- */ 11772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 11792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 11802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic AAC_ENCODER_ERROR FDKaacEnc_reduceBitConsumption(int* iterations, 11832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const int maxIterations, 11842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int gainAdjustment, 11852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int* chConstraintsFulfilled, 11862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int* calculateQuant, 11872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int nChannels, 11882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_ELEMENT* psyOutElement, 11892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT* qcOut, 11902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_ELEMENT* qcOutElement, 11912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_BITS* elBits, 11922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot, 11932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 11942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig) 11952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 11962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int ch; 11972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 11982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /** SOLVING PROBLEM **/ 11992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((*iterations)++ >= maxIterations) 12002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (qcOutElement->dynBitsUsed==0) { 12022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* crash recovery */ 12042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 12052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitsToSave = 0; 12062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (bitsToSave = fixMax((qcOutElement->dynBitsUsed + 8) - (elBits->bitResLevelEl + qcOutElement->grantedDynBits), 12072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (qcOutElement->dynBitsUsed + qcOutElement->staticBitsUsed + 8) - (elBits->maxBitsEl))) > 0 ) 12082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_crashRecovery(nChannels, 12102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutElement, 12112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut, 12122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutElement, 12132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bitsToSave, 12142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project aot, 12152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags, 12162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project epConfig) ; 12172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 12192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 12212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutElement->qcOutChannel[ch]->globalGain += 1; 12232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 12262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project calculateQuant[ch] = 1; 12282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else /* iterations >= maxIterations */ 12322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* increase gain (+ next iteration) */ 12342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 12352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(!chConstraintsFulfilled[ch]) 12372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 12382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOutElement->qcOutChannel[ch]->globalGain += gainAdjustment ; 12392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project calculateQuant[ch] = 1; /* global gain has changed, recalculate quantization in next iteration! */ 12402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 12432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 12452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 12462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12472228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_updateFillBits(CHANNEL_MAPPING* cm, 12482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_STATE* qcKernel, 1249fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi ELEMENT_BITS* RESTRICT elBits[(8)], 12502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT** qcOut) 12512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 12522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (qcKernel->bitrateMode) { 12532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_SFR: 12542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 12552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_FF: 12572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 12582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_1: 12602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_2: 12612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_3: 12622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_4: 12632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_5: 12642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->totFillBits = (qcOut[0]->grantedDynBits - qcOut[0]->usedDynBits)&7; /* precalculate alignment bits */ 1265e1c78ed73faa51f2c7fcb0c4a17a92be9cc747f5Jean-Michel Trivi qcOut[0]->totalBits = qcOut[0]->staticBits + qcOut[0]->usedDynBits + qcOut[0]->totFillBits + qcOut[0]->elementExtBits + qcOut[0]->globalExtBits; 1266e1c78ed73faa51f2c7fcb0c4a17a92be9cc747f5Jean-Michel Trivi qcOut[0]->totFillBits += ( fixMax(0, qcKernel->minBitsPerFrame - qcOut[0]->totalBits) + 7) & ~7; 12672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 12682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_CBR: 12702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_INVALID: 12712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 12722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitResSpace = qcKernel->bitResTotMax - qcKernel->bitResTot ; 12732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* processing fill-bits */ 12742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT deltaBitRes = qcOut[0]->grantedDynBits - qcOut[0]->usedDynBits ; 12752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut[0]->totFillBits = fixMax((deltaBitRes&7), (deltaBitRes - (fixMax(0,bitResSpace-7)&~7))); 1276e1c78ed73faa51f2c7fcb0c4a17a92be9cc747f5Jean-Michel Trivi qcOut[0]->totalBits = qcOut[0]->staticBits + qcOut[0]->usedDynBits + qcOut[0]->totFillBits + qcOut[0]->elementExtBits + qcOut[0]->globalExtBits; 1277e1c78ed73faa51f2c7fcb0c4a17a92be9cc747f5Jean-Michel Trivi qcOut[0]->totFillBits += ( fixMax(0, qcKernel->minBitsPerFrame - qcOut[0]->totalBits) + 7) & ~7; 12782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 12792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* switch (qcKernel->bitrateMode) */ 12802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 12822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 12832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 12882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_calcMaxValueInSfb 12902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 12912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 12922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 12942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 12952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT FDKaacEnc_calcMaxValueInSfb(INT sfbCnt, 12962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT maxSfbPerGroup, 12972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sfbPerGroup, 12982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *RESTRICT sfbOffset, 12992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SHORT *RESTRICT quantSpectrum, 13002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT *RESTRICT maxValue) 13012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 13022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sfbOffs,sfb; 13032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT maxValueAll = 0; 13042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (sfbOffs=0;sfbOffs<sfbCnt;sfbOffs+=sfbPerGroup) 13062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (sfb = 0; sfb < maxSfbPerGroup; sfb++) 13072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 13082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT line; 13092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT maxThisSfb = 0; 13102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (line = sfbOffset[sfbOffs+sfb]; line < sfbOffset[sfbOffs+sfb+1]; line++) 13112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 13122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT tmp = fixp_abs(quantSpectrum[line]); 13132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project maxThisSfb = fixMax(tmp, maxThisSfb); 13142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 13152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project maxValue[sfbOffs+sfb] = maxThisSfb; 13172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project maxValueAll = fixMax(maxThisSfb, maxValueAll); 13182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 13192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return maxValueAll; 13202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 13212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 13242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_updateBitres 13262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 13272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 13282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 13302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid FDKaacEnc_updateBitres(CHANNEL_MAPPING *cm, 13312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_STATE* qcKernel, 13322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT** qcOut) 13332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 13342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (qcKernel->bitrateMode) { 13352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_FF: 13362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_1: 13372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_2: 13382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_3: 13392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_4: 13402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_VBR_5: 13412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* variable bitrate */ 13422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcKernel->bitResTot = FDKmin(qcKernel->maxBitsPerFrame, qcKernel->bitResTotMax); 13432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 13442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_CBR: 13462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_SFR: 13472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case QCDATA_BR_MODE_INVALID: 13482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 13492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int c = 0; 13502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* constant bitrate */ 13512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 13522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcKernel->bitResTot += qcOut[c]->grantedDynBits - (qcOut[c]->usedDynBits + qcOut[c]->totFillBits + qcOut[c]->alignBits); 13532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 13542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 13552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 13562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 13572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 13592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_FinalizeBitConsumption 13612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: 13622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: 13632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 13652228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC_ENCODER_ERROR FDKaacEnc_FinalizeBitConsumption(CHANNEL_MAPPING *cm, 13662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_STATE *qcKernel, 13672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT *qcOut, 13682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_ELEMENT** qcElement, 13692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_TRANSPORTENC hTpEnc, 13702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot, 13712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 13722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig) 13732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 13742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_EXTENSION fillExtPayload; 13752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT totFillBits, alignBits; 13762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1377381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* Get total consumed bits in AU */ 1378381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi qcOut->totalBits = qcOut->staticBits + qcOut->usedDynBits + qcOut->totFillBits + 1379381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi qcOut->elementExtBits + qcOut->globalExtBits; 13802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1381381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi if (qcKernel->bitrateMode==QCDATA_BR_MODE_CBR) { 13822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Now we can get the exact transport bit amount, and hopefully it is equal to the estimated value */ 1384381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi INT exactTpBits = transportEnc_GetStaticBits(hTpEnc, qcOut->totalBits); 13852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 13862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (exactTpBits != qcKernel->globHdrBits) { 13872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT diffFillBits = 0; 13882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1389381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* How many bits can be taken by bitreservoir */ 1390381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi const INT bitresSpace = qcKernel->bitResTotMax - (qcKernel->bitResTot + (qcOut->grantedDynBits - (qcOut->usedDynBits + qcOut->totFillBits) ) ); 1391381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi 13922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Number of bits which can be moved to bitreservoir. */ 1393381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi const INT bitsToBitres = qcKernel->globHdrBits - exactTpBits; 1394381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi FDK_ASSERT(bitsToBitres>=0); /* is always positive */ 13952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1396381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* If bitreservoir can not take all bits, move ramaining bits to fillbits */ 1397381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi diffFillBits = FDKmax(0, bitsToBitres - bitresSpace); 1398381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi 1399381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* Assure previous alignment */ 1400381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi diffFillBits = (diffFillBits+7)&~7; 14012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1402381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* Move as many bits as possible to bitreservoir */ 1403381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi qcKernel->bitResTot += (bitsToBitres-diffFillBits); 14042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1405381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* Write remaing bits as fill bits */ 14062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->totFillBits += diffFillBits; 14072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->totalBits += diffFillBits; 14082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->grantedDynBits += diffFillBits; 14092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1410381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* Get new header bits */ 14112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcKernel->globHdrBits = transportEnc_GetStaticBits(hTpEnc, qcOut->totalBits); 1412381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi 1413381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi if (qcKernel->globHdrBits != exactTpBits) { 1414381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* In previous step, fill bits and corresponding total bits were changed when bitreservoir was completely filled. 1415381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi Now we can take the too much taken bits caused by header overhead from bitreservoir. 1416381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi */ 1417381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi qcKernel->bitResTot -= (qcKernel->globHdrBits - exactTpBits); 1418381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi } 14192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1420381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi 1421381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi } /* MODE_CBR */ 1422381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi 1423381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi /* Update exact number of consumed header bits. */ 1424381d69840ad3af2259f0b7ef49236f9ee9c76b76Jean-Michel Trivi qcKernel->globHdrBits = transportEnc_GetStaticBits(hTpEnc, qcOut->totalBits); 14252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Save total fill bits and distribut to alignment and fill bits */ 14272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project totFillBits = qcOut->totFillBits; 14282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* fake a fill extension payload */ 14302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(&fillExtPayload, sizeof(QC_OUT_EXTENSION)); 14312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fillExtPayload.type = EXT_FILL_DATA; 14332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fillExtPayload.nPayloadBits = totFillBits; 14342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ask bitstream encoder how many of that bits can be written in a fill extension data entity */ 14362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->totFillBits = FDKaacEnc_writeExtensionData( NULL, 14372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &fillExtPayload, 14382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 0, 14392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags, 14402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project aot, 14412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project epConfig ); 14422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* now distribute extra fillbits and alignbits */ 14442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alignBits = 7 - (qcOut->staticBits + qcOut->usedDynBits + qcOut->elementExtBits 14452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project + qcOut->totFillBits + qcOut->globalExtBits -1)%8; 14462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Maybe we could remove this */ 14482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if( ((alignBits + qcOut->totFillBits - totFillBits)==8) && (qcOut->totFillBits>8) ) 14492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->totFillBits -= 8; 14502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->totalBits = qcOut->staticBits + qcOut->usedDynBits + qcOut->totFillBits + 14522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alignBits + qcOut->elementExtBits + qcOut->globalExtBits; 14532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (qcOut->totalBits>qcKernel->maxBitsPerFrame) || (qcOut->totalBits<qcKernel->minBitsPerFrame) ) { 14552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_QUANT_ERROR; 14562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 14572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->alignBits = alignBits; 14592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return AAC_ENC_OK; 14612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 14622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/********************************************************************************* 14662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKaacEnc_crashRecovery 14682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: fulfills constraints by means of brute force... 14692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project => bits are saved by cancelling out spectral lines!! 14702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (beginning at the highest frequencies) 14712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return: errorcode 14722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project**********************************************************************************/ 14742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic void FDKaacEnc_crashRecovery(INT nChannels, 14762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_ELEMENT* psyOutElement, 14772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT* qcOut, 14782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_ELEMENT *qcElement, 14792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitsToSave, 14802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project AUDIO_OBJECT_TYPE aot, 14812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT syntaxFlags, 14822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SCHAR epConfig) 14832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 14842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT ch ; 14852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT savedBits = 0 ; 14862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sfb, sfbGrp ; 14872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitsPerScf[(2)][MAX_GROUPED_SFB] ; 14882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sectionToScf[(2)][MAX_GROUPED_SFB] ; 14892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *sfbOffset ; 14902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sect, statBitsNew ; 14912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT_CHANNEL **qcChannel = qcElement->qcOutChannel; 14922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PSY_OUT_CHANNEL **psyChannel = psyOutElement->psyOutChannel; 14932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 14942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* create a table which converts frq-bins to bit-demand... [bitsPerScf] */ 14952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ...and another one which holds the corresponding sections [sectionToScf] */ 14962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 14972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 14982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sfbOffset = psyChannel[ch]->sfbOffsets ; 14992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (sect = 0; sect < qcChannel[ch]->sectionData.noOfSections; sect++) 15012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sfb ; 15032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT codeBook = qcChannel[ch]->sectionData.huffsection[sect].codeBook ; 15042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (sfb = qcChannel[ch]->sectionData.huffsection[sect].sfbStart; 15062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sfb < qcChannel[ch]->sectionData.huffsection[sect].sfbStart + 15072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcChannel[ch]->sectionData.huffsection[sect].sfbCnt; 15082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sfb++) 15092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bitsPerScf[ch][sfb] = 0; 15112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (codeBook != CODE_BOOK_PNS_NO) /*&& 15122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (sfb < (qcChannel[ch]->sectionData.noOfGroups*qcChannel[ch]->sectionData.maxSfbPerGroup))*/ ) 15132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sfbStartLine = sfbOffset[sfb] ; 15152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noOfLines = sfbOffset[sfb+1] - sfbStartLine ; 15162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bitsPerScf[ch][sfb] = FDKaacEnc_countValues(&(qcChannel[ch]->quantSpec[sfbStartLine]), noOfLines, codeBook) ; 15172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sectionToScf[ch][sfb] = sect ; 15192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* LOWER [maxSfb] IN BOTH CHANNELS!! */ 15252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Attention: in case of stereo: maxSfbL == maxSfbR, GroupingL == GroupingR ; */ 15262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (sfb = qcChannel[0]->sectionData.maxSfbPerGroup-1; sfb >= 0; sfb--) 15282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (sfbGrp = 0; sfbGrp < psyChannel[0]->sfbCnt; sfbGrp += psyChannel[0]->sfbPerGroup) 15302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 15322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sect = sectionToScf[ch][sfbGrp+sfb]; 15342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcChannel[ch]->sectionData.huffsection[sect].sfbCnt-- ; 15352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project savedBits += bitsPerScf[ch][sfbGrp+sfb] ; 15362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (qcChannel[ch]->sectionData.huffsection[sect].sfbCnt == 0) { 15382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project savedBits += (psyChannel[ch]->lastWindowSequence!=SHORT_WINDOW) ? FDKaacEnc_sideInfoTabLong[0] 15392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project : FDKaacEnc_sideInfoTabShort[0]; 15402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ...have enough bits been saved? */ 15452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (savedBits >= bitsToSave) 15462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break ; 15472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* sfb loop */ 15492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* if not enough bits saved, 15512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project clean whole spectrum and remove side info overhead */ 15522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sfb == -1) { 15532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sfb = 0 ; 15542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (ch = 0; ch < nChannels; ch++) 15572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 15582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcChannel[ch]->sectionData.maxSfbPerGroup = sfb ; 15592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyChannel[ch]->maxSfbPerGroup = sfb ; 15602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* when no spectrum is coded save tools info in bitstream */ 15612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(sfb==0) { 15622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(&psyChannel[ch]->tnsInfo, sizeof(TNS_INFO)); 15632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(&psyOutElement->toolsInfo, sizeof(TOOLSINFO)); 15642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* dynamic bits will be updated in iteration loop */ 15672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { /* if stop sfb has changed save bits in side info, e.g. MS or TNS coding */ 15692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ELEMENT_INFO elInfo; 15702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(&elInfo, sizeof(ELEMENT_INFO)); 15722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project elInfo.nChannelsInEl = nChannels; 15732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project elInfo.elType = (nChannels == 2) ? ID_CPE : ID_SCE; 15742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_ChannelElementWrite( NULL, &elInfo, NULL, 15762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyOutElement, 15772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project psyChannel, 15782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project syntaxFlags, 15792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project aot, 15802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project epConfig, 15812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &statBitsNew, 15822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0 ); 15832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 15842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project savedBits = qcElement->staticBitsUsed - statBitsNew; 15862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* update static and dynamic bits */ 15882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement->staticBitsUsed -= savedBits; 15892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcElement->grantedDynBits += savedBits; 15902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->staticBits -= savedBits; 15922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->grantedDynBits += savedBits; 15932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project qcOut->maxDynBits += savedBits; 15942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 15972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 15992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid FDKaacEnc_QCClose (QC_STATE **phQCstate, QC_OUT **phQC) 16012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 16022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int n, i; 16032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phQC!=NULL) { 16052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (n=0;n<(1);n++) { 16072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phQC[n] != NULL) { 16082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_OUT *hQC = phQC[n]; 1609fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi for (i=0; i<(8); i++) { 16102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1612fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi for (i=0; i<(8); i++) { 16132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQC->qcElement[i]) 16142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FreeRam_aacEnc_QCelement(&hQC->qcElement[i]); 16152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FreeRam_aacEnc_QCout(&phQC[n]); 16182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (phQCstate!=NULL) { 16232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (*phQCstate != NULL) { 16242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project QC_STATE *hQCstate = *phQCstate; 16252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQCstate->hAdjThr != NULL) 16272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_AdjThrClose(&hQCstate->hAdjThr); 16282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 16292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQCstate->hBitCounter != NULL) 16302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKaacEnc_BCClose(&hQCstate->hBitCounter); 16312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1632fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi for (i=0; i<(8); i++) { 16332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hQCstate->elementBits[i]!=NULL) { 16342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FreeRam_aacEnc_ElementBits(&hQCstate->elementBits[i]); 16352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FreeRam_aacEnc_QCstate(phQCstate); 16382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 16402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 16412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1642