12228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 22228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* ----------------------------------------------------------------------------------------------------------- 32228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectSoftware License for The Fraunhofer FDK AAC Codec Library for Android 42228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 54f0d97057c5c640b25518358886f8c47da9fc052Jean-Michel Trivi� Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur F�rderung der angewandten Forschung e.V. 62228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project All rights reserved. 72228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 82228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1. INTRODUCTION 92228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThe Fraunhofer FDK AAC Codec Library for Android ("FDK AAC Codec") is software that implements 102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthe MPEG Advanced Audio Coding ("AAC") encoding and decoding scheme for digital audio. 112228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThis FDK AAC Codec software is intended to be used on a wide variety of Android devices. 122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 132228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC's HE-AAC and HE-AAC v2 versions are regarded as today's most efficient general perceptual 142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectaudio codecs. AAC-ELD is considered the best-performing full-bandwidth communications codec by 152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectindependent studies and is widely deployed. AAC has been standardized by ISO and IEC as part 162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectof the MPEG specifications. 172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 182228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectPatent licenses for necessary patent claims for the FDK AAC Codec (including those of Fraunhofer) 192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectmay be obtained through Via Licensing (www.vialicensing.com) or through the respective patent owners 202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectindividually for the purpose of encoding or decoding bit streams in products that are compliant with 212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthe ISO/IEC MPEG audio standards. Please note that most manufacturers of Android devices already license 222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthese patent claims through Via Licensing or directly from the patent owners, and therefore FDK AAC Codec 232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectsoftware may already be covered under those patent licenses when it is used for those licensed purposes only. 242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 252228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCommercially-licensed AAC software libraries, including floating-point versions with enhanced sound quality, 262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectare also available from Fraunhofer. Users are encouraged to check the Fraunhofer website for additional 272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectapplications information and documentation. 282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project2. COPYRIGHT LICENSE 302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 312228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectRedistribution and use in source and binary forms, with or without modification, are permitted without 322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectpayment of copyright license fees provided that you satisfy the following conditions: 332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 342228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must retain the complete text of this software license in redistributions of the FDK AAC Codec or 352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectyour modifications thereto in source code form. 362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 372228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must retain the complete text of this software license in the documentation and/or other materials 382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectprovided with redistributions of the FDK AAC Codec or your modifications thereto in binary form. 392228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must make available free of charge copies of the complete source code of the FDK AAC Codec and your 402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectmodifications thereto to recipients of copies in binary form. 412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 422228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThe name of Fraunhofer may not be used to endorse or promote products derived from this library without 432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectprior written permission. 442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 452228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou may not charge copyright license fees for anyone to use, copy or distribute the FDK AAC Codec 462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectsoftware or your modifications thereto. 472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 482228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYour modified versions of the FDK AAC Codec must carry prominent notices stating that you changed the software 492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectand the date of any change. For modified versions of the FDK AAC Codec, the term 502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"Fraunhofer FDK AAC Codec Library for Android" must be replaced by the term 512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"Third-Party Modified Version of the Fraunhofer FDK AAC Codec Library for Android." 522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project3. NO PATENT LICENSE 542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 552228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectNO EXPRESS OR IMPLIED LICENSES TO ANY PATENT CLAIMS, including without limitation the patents of Fraunhofer, 562228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectARE GRANTED BY THIS SOFTWARE LICENSE. Fraunhofer provides no warranty of patent non-infringement with 572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectrespect to this software. 582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 592228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou may use this FDK AAC Codec software or modifications thereto only for purposes that are authorized 602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectby appropriate patent licenses. 612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project4. DISCLAIMER 632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 642228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThis FDK AAC Codec software is provided by Fraunhofer on behalf of the copyright holders and contributors 652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"AS IS" and WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, including but not limited to the implied warranties 662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectof merchantability and fitness for a particular purpose. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 672228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCONTRIBUTORS BE LIABLE for any direct, indirect, incidental, special, exemplary, or consequential damages, 682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectincluding but not limited to procurement of substitute goods or services; loss of use, data, or profits, 692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projector business interruption, however caused and on any theory of liability, whether in contract, strict 702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectliability, or tort (including negligence), arising in any way out of the use of this software, even if 712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectadvised of the possibility of such damage. 722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project5. CONTACT INFORMATION 742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 752228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFraunhofer Institute for Integrated Circuits IIS 762228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAttention: Audio and Multimedia Departments - FDK AAC LL 772228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAm Wolfsmantel 33 782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project91058 Erlangen, Germany 792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectwww.iis.fraunhofer.de/amm 812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectamm-info@iis.fraunhofer.de 822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project----------------------------------------------------------------------------------------------------------- */ 832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \file 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief SBR bit writing routines 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "bit_sbr.h" 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "code_env.h" 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "cmondata.h" 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "sbr.h" 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "ps_main.h" 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef enum { 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_ID_SCE = 1, 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_ID_CPE 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} SBR_ELEMENT_TYPE; 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrData (HANDLE_SBR_ENV_DATA sbrEnvDataLeft, 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataRight, 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData, 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_ELEMENT_TYPE sbrElem, 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT coupling, 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT sbrSyntaxFlags); 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrHeader (HANDLE_SBR_HEADER_DATA sbrHeaderData, 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_BITSTREAM_DATA sbrBitstreamData, 1142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData); 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrHeaderData (HANDLE_SBR_HEADER_DATA sbrHeaderData, 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream); 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrSingleChannelElement (HANDLE_SBR_ENV_DATA sbrEnvData, 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,HANDLE_PARAMETRIC_STEREO hParametricStereo 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,UINT sbrSyntaxFlags 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ); 1252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrChannelPairElement (HANDLE_SBR_ENV_DATA sbrEnvDataLeft, 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataRight, 1302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream, 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT coupling); 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrGrid (HANDLE_SBR_ENV_DATA sbrEnvData, 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream); 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic int encodeLowDelaySbrGrid ( HANDLE_SBR_ENV_DATA sbrEnvData, 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream, 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int transmitFreqs); 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeSbrDtdf (HANDLE_SBR_ENV_DATA sbrEnvData, 1432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream); 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT writeNoiseLevelData (HANDLE_SBR_ENV_DATA sbrEnvData, 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream, 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT coupling); 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT writeEnvelopeData (HANDLE_SBR_ENV_DATA sbrEnvData, 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream, 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT coupling); 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT writeSyntheticCodingData (HANDLE_SBR_ENV_DATA sbrEnvData, 1542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream); 1552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeExtendedData (HANDLE_PARAMETRIC_STEREO hParametricStereo, 1582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream); 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT getSbrExtendedDataSize (HANDLE_PARAMETRIC_STEREO hParametricStereo); 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKsbrEnc_WriteEnvSingleChannelElement 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes pure SBR single channel data element 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_WriteEnvSingleChannelElement( 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_HEADER_DATA sbrHeaderData, 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_BITSTREAM_DATA sbrBitstreamData, 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvData, 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData, 1802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT sbrSyntaxFlags 1812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 1822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 1852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData->sbrHdrBits = 0; 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData->sbrDataBits = 0; 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write pure sbr data */ 1902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData != NULL) { 1912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write header */ 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrHeader (sbrHeaderData, 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrBitstreamData, 1952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData); 1962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write data */ 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrData (sbrEnvData, 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project NULL, 2012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hParametricStereo, 2022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData, 2032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_ID_SCE, 2042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 0, 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrSyntaxFlags); 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: FDKsbrEnc_WriteEnvChannelPairElement 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes pure SBR channel pair data element 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_WriteEnvChannelPairElement (HANDLE_SBR_HEADER_DATA sbrHeaderData, 2222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 2232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_BITSTREAM_DATA sbrBitstreamData, 2242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataLeft, 2252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataRight, 2262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData, 2272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT sbrSyntaxFlags) 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData->sbrHdrBits = 0; 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData->sbrDataBits = 0; 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write pure sbr data */ 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((sbrEnvDataLeft != NULL) && (sbrEnvDataRight != NULL)) { 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write header */ 2382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrHeader (sbrHeaderData, 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrBitstreamData, 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData); 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write data */ 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrData (sbrEnvDataLeft, 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvDataRight, 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hParametricStereo, 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData, 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_ID_CPE, 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrHeaderData->coupling, 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrSyntaxFlags); 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_CountSbrChannelPairElement (HANDLE_SBR_HEADER_DATA sbrHeaderData, 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_BITSTREAM_DATA sbrBitstreamData, 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataLeft, 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataRight, 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData, 2622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT sbrSyntaxFlags) 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits; 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bitPos = FDKgetValidBits(&cmonData->sbrBitbuf); 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits = FDKsbrEnc_WriteEnvChannelPairElement(sbrHeaderData, 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hParametricStereo, 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrBitstreamData, 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvDataLeft, 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvDataRight, 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData, 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrSyntaxFlags); 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKpushBack(&cmonData->sbrBitbuf, (FDKgetValidBits(&cmonData->sbrBitbuf) - bitPos) ); 2762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 2782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid sbrEncoder_GetHeader(SBR_ENCODER *sbrEncoder, 2822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBs, 2832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT element_index, 2842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int fSendHeaders) 2852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int bits; 2872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits = encodeSbrHeaderData (&sbrEncoder->sbrElement[element_index]->sbrHeaderData, hBs); 2892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (fSendHeaders == 0) { 2912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Prevent header being embedded into the SBR payload. */ 2922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEncoder->sbrElement[element_index]->sbrBitstreamData.NrSendHeaderData = -1; 2932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEncoder->sbrElement[element_index]->sbrBitstreamData.HeaderActive = 0; 2942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEncoder->sbrElement[element_index]->sbrBitstreamData.CountSendHeaderData = -1; 2952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 3002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrHeader 3022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: encodes SBR Header information 3032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 3042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 3052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 3062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 3082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 3092228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrHeader (HANDLE_SBR_HEADER_DATA sbrHeaderData, 3102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_BITSTREAM_DATA sbrBitstreamData, 3112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData) 3122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 3142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrBitstreamData->HeaderActive) { 3162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (&cmonData->sbrBitbuf, 1, 1); 3172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrHeaderData (sbrHeaderData, 3182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &cmonData->sbrBitbuf); 3192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 3212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (&cmonData->sbrBitbuf, 0, 1); 3222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData->sbrHdrBits = payloadBits; 3252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 3272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 3322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrHeaderData 3342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes sbr_header() 3352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bs_protocol_version through bs_header_extra_2 3362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 3372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 3382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 3392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 3412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 3422228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrHeaderData (HANDLE_SBR_HEADER_DATA sbrHeaderData, 3432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream) 3442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 3472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrHeaderData != NULL) { 3482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_amp_res, 3492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_AMP_RES_BITS); 3502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_start_frequency, 3512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_START_FREQ_BITS); 3522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_stop_frequency, 3532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_STOP_FREQ_BITS); 3542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_xover_band, 3552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_XOVER_BAND_BITS); 3562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 0, 3582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_RESERVED_BITS); 3592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->header_extra_1, 3612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_HEADER_EXTRA_1_BITS); 3622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->header_extra_2, 3632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_HEADER_EXTRA_2_BITS); 3642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrHeaderData->header_extra_1) { 3672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->freqScale, 3682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_FREQ_SCALE_BITS); 3692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->alterScale, 3702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_ALTER_SCALE_BITS); 3712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_noise_bands, 3722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_NOISE_BANDS_BITS); 3732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* sbrHeaderData->header_extra_1 */ 3742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrHeaderData->header_extra_2) { 3762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_limiter_bands, 3772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_LIMITER_BANDS_BITS); 3782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_limiter_gains, 3792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_LIMITER_GAINS_BITS); 3802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_interpol_freq, 3812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_INTERPOL_FREQ_BITS); 3822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrHeaderData->sbr_smoothing_length, 3832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_SMOOTHING_LENGTH_BITS); 3842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* sbrHeaderData->header_extra_2 */ 3862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* sbrHeaderData != NULL */ 3872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 3892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 3932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrData 3952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: encodes sbr Data information 3962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 3972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 3982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 3992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 4012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 4022228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrData (HANDLE_SBR_ENV_DATA sbrEnvDataLeft, 4032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataRight, 4042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 4052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_COMMON_DATA cmonData, 4062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_ELEMENT_TYPE sbrElem, 4072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT coupling, 4082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT sbrSyntaxFlags) 4092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 4112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (sbrElem) { 4132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case SBR_ID_SCE: 4142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrSingleChannelElement (sbrEnvDataLeft, &cmonData->sbrBitbuf, hParametricStereo, sbrSyntaxFlags); 4152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 4162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case SBR_ID_CPE: 4172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrChannelPairElement (sbrEnvDataLeft, sbrEnvDataRight, hParametricStereo, &cmonData->sbrBitbuf, coupling); 4182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 4192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 4202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* we never should apply SBR to any other element type */ 4212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT (0); 4222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cmonData->sbrDataBits = payloadBits; 4252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 4272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MODE_FREQ_TANS 1 4302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MODE_NO_FREQ_TRAN 0 4312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define LD_TRANSMISSION MODE_FREQ_TANS 4322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic int encodeFreqs (int mode) { 4332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return ((mode & MODE_FREQ_TANS) ? 1 : 0); 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 4392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrSingleChannelElement 4402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: encodes sbr SCE information 4412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 4422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 4432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 4442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 4462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 4472228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrSingleChannelElement (HANDLE_SBR_ENV_DATA sbrEnvData, 4482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream 4492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,HANDLE_PARAMETRIC_STEREO hParametricStereo 4502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ,UINT sbrSyntaxFlags 4512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 4522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, payloadBits = 0; 4542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 0, SI_SBR_DATA_EXTRA_BITS); /* no reserved bits */ 4562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->ldGrid) { 4582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( sbrEnvData->hSbrBSGrid->frameClass != FIXFIXonly ) { 4592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* encode normal SbrGrid */ 4602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvData, hBitStream); 4612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 4622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* use FIXFIXonly frame Grid */ 4632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeLowDelaySbrGrid ( sbrEnvData, hBitStream, encodeFreqs(LD_TRANSMISSION)); 4642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 4672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 4682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrSyntaxFlags & SBR_SYNTAX_SCALABLE) { 4692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 1, SI_SBR_COUPLING_BITS); 4702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvData, hBitStream); 4722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrDtdf (sbrEnvData, hBitStream); 4752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->noOfnoisebands; i++) { 4772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->sbr_invf_mode_vec[i], SI_SBR_INVF_MODE_BITS); 4782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeEnvelopeData (sbrEnvData, hBitStream, 0); 4812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeNoiseLevelData (sbrEnvData, hBitStream, 0); 4822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeSyntheticCodingData (sbrEnvData,hBitStream); 4842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeExtendedData(hParametricStereo, hBitStream); 4862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 4882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 4922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrChannelPairElement 4942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: encodes sbr CPE information 4952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: 4962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 4972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 4982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 5002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 5012228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrChannelPairElement (HANDLE_SBR_ENV_DATA sbrEnvDataLeft, 5022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_ENV_DATA sbrEnvDataRight, 5032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_PARAMETRIC_STEREO hParametricStereo, 5042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream, 5052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT coupling) 5062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 5072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 5082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i = 0; 5092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 0, SI_SBR_DATA_EXTRA_BITS); /* no reserved bits */ 5112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, coupling, SI_SBR_COUPLING_BITS); 5132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling) { 5152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvDataLeft->ldGrid) { 5162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( sbrEnvDataLeft->hSbrBSGrid->frameClass != FIXFIXonly ) { 5172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* normal SbrGrid */ 5182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvDataLeft, hBitStream); 5192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 5212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* FIXFIXonly frame Grid */ 5222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeLowDelaySbrGrid ( sbrEnvDataLeft, hBitStream, encodeFreqs(LD_TRANSMISSION)); 5232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else 5252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvDataLeft, hBitStream); 5262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrDtdf (sbrEnvDataLeft, hBitStream); 5282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrDtdf (sbrEnvDataRight, hBitStream); 5292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvDataLeft->noOfnoisebands; i++) { 5312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvDataLeft->sbr_invf_mode_vec[i], SI_SBR_INVF_MODE_BITS); 5322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeEnvelopeData (sbrEnvDataLeft, hBitStream,1); 5352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeNoiseLevelData (sbrEnvDataLeft, hBitStream,1); 5362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeEnvelopeData (sbrEnvDataRight, hBitStream,1); 5372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeNoiseLevelData (sbrEnvDataRight, hBitStream,1); 5382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeSyntheticCodingData (sbrEnvDataLeft,hBitStream); 5402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeSyntheticCodingData (sbrEnvDataRight,hBitStream); 5412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { /* no coupling */ 5432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT(sbrEnvDataLeft->ldGrid == sbrEnvDataRight->ldGrid); 5442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvDataLeft->ldGrid || sbrEnvDataRight->ldGrid) { 5462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* sbrEnvDataLeft (left channel) */ 5472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( sbrEnvDataLeft->hSbrBSGrid->frameClass != FIXFIXonly) { 5482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* no FIXFIXonly Frame so we dont need encodeLowDelaySbrGrid */ 5492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* normal SbrGrid */ 5502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvDataLeft, hBitStream); 5512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 5532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* FIXFIXonly frame Grid */ 5542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeLowDelaySbrGrid ( sbrEnvDataLeft, hBitStream, encodeFreqs(LD_TRANSMISSION)); 5552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* sbrEnvDataRight (right channel) */ 5582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( sbrEnvDataRight->hSbrBSGrid->frameClass != FIXFIXonly) { 5592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* no FIXFIXonly Frame so we dont need encodeLowDelaySbrGrid */ 5602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* normal SbrGrid */ 5612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvDataRight, hBitStream); 5622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 5642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* FIXFIXonly frame Grid */ 5652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeLowDelaySbrGrid ( sbrEnvDataRight, hBitStream, encodeFreqs(LD_TRANSMISSION)); 5662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else 5682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 5692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvDataLeft, hBitStream); 5702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrGrid (sbrEnvDataRight, hBitStream); 5712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrDtdf (sbrEnvDataLeft, hBitStream); 5732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeSbrDtdf (sbrEnvDataRight, hBitStream); 5742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvDataLeft->noOfnoisebands; i++) { 5762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvDataLeft->sbr_invf_mode_vec[i], 5772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_INVF_MODE_BITS); 5782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvDataRight->noOfnoisebands; i++) { 5802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvDataRight->sbr_invf_mode_vec[i], 5812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SI_SBR_INVF_MODE_BITS); 5822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeEnvelopeData (sbrEnvDataLeft, hBitStream,0); 5852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeEnvelopeData (sbrEnvDataRight, hBitStream,0); 5862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeNoiseLevelData (sbrEnvDataLeft, hBitStream,0); 5872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeNoiseLevelData (sbrEnvDataRight, hBitStream,0); 5882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeSyntheticCodingData (sbrEnvDataLeft,hBitStream); 5902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writeSyntheticCodingData (sbrEnvDataRight,hBitStream); 5912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } /* coupling */ 5932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += encodeExtendedData(hParametricStereo, hBitStream); 5952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 5972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 5982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT ceil_ln2(INT x) 6002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT tmp=-1; 6022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project while((1<<++tmp) < x); 6032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(tmp); 6042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 6082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrGrid 6102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: if hBitStream != NULL writes bits that describes the 6112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project time/frequency grouping of a frame; else counts them only 6122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written or counted 6132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 6142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 6152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 6172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 6182228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrGrid (HANDLE_SBR_ENV_DATA sbrEnvData, HANDLE_FDK_BITSTREAM hBitStream) 6192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 6212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, temp; 6222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT bufferFrameStart = sbrEnvData->hSbrBSGrid->bufferFrameStart; 6232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numberTimeSlots = sbrEnvData->hSbrBSGrid->numberTimeSlots; 6242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->ldGrid) 6262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 6272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hSbrBSGrid->frameClass, 6282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_CLA_BITS_LD); 6292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 6302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 6312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hSbrBSGrid->frameClass, 6322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_CLA_BITS); 6332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (sbrEnvData->hSbrBSGrid->frameClass) { 6352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case FIXFIXonly: 6362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT(0 /* Fatal error in encodeSbrGrid! */); 6372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 6382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case FIXFIX: 6392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = ceil_ln2(sbrEnvData->hSbrBSGrid->bs_num_env); 6402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_ENV_BITS); 6412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((sbrEnvData->ldGrid) && (sbrEnvData->hSbrBSGrid->bs_num_env==1)) 6422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits(hBitStream, sbrEnvData->currentAmpResFF, SI_SBR_AMP_RES_BITS); 6432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->v_f[0], SBR_RES_BITS); 6442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 6462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case FIXVAR: 6482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case VARFIX: 6492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->hSbrBSGrid->frameClass == FIXVAR) 6502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = sbrEnvData->hSbrBSGrid->bs_abs_bord - (bufferFrameStart + numberTimeSlots); 6512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 6522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = sbrEnvData->hSbrBSGrid->bs_abs_bord - bufferFrameStart; 6532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_ABS_BITS); 6552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->n, SBR_NUM_BITS); 6562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->hSbrBSGrid->n; i++) { 6582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = (sbrEnvData->hSbrBSGrid->bs_rel_bord[i] - 2) >> 1; 6592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_REL_BITS); 6602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = ceil_ln2(sbrEnvData->hSbrBSGrid->n + 2); 6632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->p, temp); 6642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->hSbrBSGrid->n + 1; i++) { 6662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->v_f[i], 6672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_RES_BITS); 6682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 6702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case VARVAR: 6722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = sbrEnvData->hSbrBSGrid->bs_abs_bord_0 - bufferFrameStart; 6732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_ABS_BITS); 6742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = sbrEnvData->hSbrBSGrid->bs_abs_bord_1 - (bufferFrameStart + numberTimeSlots); 6752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_ABS_BITS); 6762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->bs_num_rel_0, SBR_NUM_BITS); 6782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->bs_num_rel_1, SBR_NUM_BITS); 6792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->hSbrBSGrid->bs_num_rel_0; i++) { 6812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = (sbrEnvData->hSbrBSGrid->bs_rel_bord_0[i] - 2) >> 1; 6822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_REL_BITS); 6832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->hSbrBSGrid->bs_num_rel_1; i++) { 6862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = (sbrEnvData->hSbrBSGrid->bs_rel_bord_1[i] - 2) >> 1; 6872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, temp, SBR_REL_BITS); 6882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = ceil_ln2(sbrEnvData->hSbrBSGrid->bs_num_rel_0 + 6912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hSbrBSGrid->bs_num_rel_1 + 2); 6922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->p, temp); 6932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project temp = sbrEnvData->hSbrBSGrid->bs_num_rel_0 + 6952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hSbrBSGrid->bs_num_rel_1 + 1; 6962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < temp; i++) { 6982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->v_fLR[i], 6992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_RES_BITS); 7002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 7022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 7052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_CLA_BITS_LD 1 7082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 7092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeLowDelaySbrGrid 7112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: if hBitStream != NULL writes bits that describes the 7122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project time/frequency grouping of a frame; 7132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else counts them only 7142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (this function only write the FIXFIXonly Bitstream data) 7152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written or counted 7162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 7172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 7182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 7202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic int 7212228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeLowDelaySbrGrid ( HANDLE_SBR_ENV_DATA sbrEnvData, 7222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream, 7232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int transmitFreqs 7242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 7252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int payloadBits = 0; 7272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int i; 7282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write FIXFIXonly Grid */ 7302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write frameClass [1 bit] for FIXFIXonly Grid */ 7312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits(hBitStream, 1, SBR_CLA_BITS_LD); 7322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* absolute Borders are fix: 0,X,X,X,nTimeSlots; so we dont have to transmit them */ 7342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* only transmit the transient position! */ 7352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* with this info (b1) we can reconstruct the Frame on Decoder side : */ 7362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* border[0] = 0; border[1] = b1; border[2]=b1+2; border[3] = nrTimeSlots */ 7372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* use 3 or 4bits for transient border (border) */ 7392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->hSbrBSGrid->numberTimeSlots == 8) 7402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits ( hBitStream, sbrEnvData->hSbrBSGrid->bs_abs_bord, 3); 7412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 7422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits ( hBitStream, sbrEnvData->hSbrBSGrid->bs_abs_bord, 4); 7432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (transmitFreqs) { 7452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* write FreqRes grid */ 7462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->hSbrBSGrid->bs_num_env; i++) { 7472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->hSbrBSGrid->v_f[i], SBR_RES_BITS); 7482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 7522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 7552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeSbrDtdf 7572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes bits that describes the direction of the envelopes of a frame 7582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 7592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 7602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 7612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 7632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 7642228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectencodeSbrDtdf (HANDLE_SBR_ENV_DATA sbrEnvData, HANDLE_FDK_BITSTREAM hBitStream) 7652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, payloadBits = 0, noOfNoiseEnvelopes; 7672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noOfNoiseEnvelopes = sbrEnvData->noOfEnvelopes > 1 ? 2 : 1; 7692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->noOfEnvelopes; ++i) { 7712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->domain_vec[i], SBR_DIR_BITS); 7722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < noOfNoiseEnvelopes; ++i) { 7742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->domain_vec_noise[i], SBR_DIR_BITS); 7752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 7782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 7822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: writeNoiseLevelData 7842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes bits corresponding to the noise-floor-level 7852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 7862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 7872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 7882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 7902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 7912228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectwriteNoiseLevelData (HANDLE_SBR_ENV_DATA sbrEnvData, HANDLE_FDK_BITSTREAM hBitStream, INT coupling) 7922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 7932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT j, i, payloadBits = 0; 7942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nNoiseEnvelopes = sbrEnvData->noOfEnvelopes > 1 ? 2 : 1; 7952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < nNoiseEnvelopes; i++) { 7972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (sbrEnvData->domain_vec_noise[i]) { 7982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case FREQ: 7992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling && sbrEnvData->balance) { 8002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->sbr_noise_levels[i * sbrEnvData->noOfnoisebands], 8022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->si_sbr_start_noise_bits_balance); 8032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->sbr_noise_levels[i * sbrEnvData->noOfnoisebands], 8062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->si_sbr_start_noise_bits); 8072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (j = 1 + i * sbrEnvData->noOfnoisebands; j < (sbrEnvData->noOfnoisebands * (1 + i)); j++) { 8102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling) { 8112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->balance) { 8122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && balance */ 8132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseBalanceFreqC[sbrEnvData->sbr_noise_levels[j] + 8152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV_BALANCE11], 8162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseBalanceFreqL[sbrEnvData->sbr_noise_levels[j] + 8172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV_BALANCE11]); 8182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && !balance */ 8202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseLevelFreqC[sbrEnvData->sbr_noise_levels[j] + 8222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11], 8232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseLevelFreqL[sbrEnvData->sbr_noise_levels[j] + 8242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11]); 8252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* !coupling */ 8282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseFreqC[sbrEnvData->sbr_noise_levels[j] + 8302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11], 8312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseFreqL[sbrEnvData->sbr_noise_levels[j] + 8322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11]); 8332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 8362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case TIME: 8382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (j = i * sbrEnvData->noOfnoisebands; j < (sbrEnvData->noOfnoisebands * (1 + i)); j++) { 8392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling) { 8402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->balance) { 8412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && balance */ 8422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseBalanceTimeC[sbrEnvData->sbr_noise_levels[j] + 8442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV_BALANCE11], 8452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseBalanceTimeL[sbrEnvData->sbr_noise_levels[j] + 8462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV_BALANCE11]); 8472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && !balance */ 8492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseLevelTimeC[sbrEnvData->sbr_noise_levels[j] + 8512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11], 8522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseLevelTimeL[sbrEnvData->sbr_noise_levels[j] + 8532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11]); 8542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* !coupling */ 8572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 8582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseLevelTimeC[sbrEnvData->sbr_noise_levels[j] + 8592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11], 8602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableNoiseLevelTimeL[sbrEnvData->sbr_noise_levels[j] + 8612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODE_BOOK_SCF_LAV11]); 8622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 8652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 8682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 8692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 8722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: writeEnvelopeData 8742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes bits corresponding to the envelope 8752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 8762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 8772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 8782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 8802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 8812228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectwriteEnvelopeData (HANDLE_SBR_ENV_DATA sbrEnvData, HANDLE_FDK_BITSTREAM hBitStream, INT coupling) 8822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 8832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0, j, i, delta; 8842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (j = 0; j < sbrEnvData->noOfEnvelopes; j++) { /* loop over all envelopes */ 8862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->domain_vec[j] == FREQ) { 8872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling && sbrEnvData->balance) { 8882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->ienvelope[j][0], sbrEnvData->si_sbr_start_env_bits_balance); 8892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->ienvelope[j][0], sbrEnvData->si_sbr_start_env_bits); 8912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 1 - sbrEnvData->domain_vec[j]; i < sbrEnvData->noScfBands[j]; i++) { 8952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project delta = sbrEnvData->ienvelope[j][i]; 8962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling && sbrEnvData->balance) { 8972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT (fixp_abs (delta) <= sbrEnvData->codeBookScfLavBalance); 8982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 8992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT (fixp_abs (delta) <= sbrEnvData->codeBookScfLav); 9002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (coupling) { 9022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->balance) { 9032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->domain_vec[j]) { 9042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && balance && TIME */ 9052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 9062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableBalanceTimeC[delta + sbrEnvData->codeBookScfLavBalance], 9072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableBalanceTimeL[delta + sbrEnvData->codeBookScfLavBalance]); 9082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && balance && FREQ */ 9102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 9112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableBalanceFreqC[delta + sbrEnvData->codeBookScfLavBalance], 9122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableBalanceFreqL[delta + sbrEnvData->codeBookScfLavBalance]); 9132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->domain_vec[j]) { 9162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && !balance && TIME */ 9172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 9182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableLevelTimeC[delta + sbrEnvData->codeBookScfLav], 9192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableLevelTimeL[delta + sbrEnvData->codeBookScfLav]); 9202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* coupling && !balance && FREQ */ 9222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 9232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableLevelFreqC[delta + sbrEnvData->codeBookScfLav], 9242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableLevelFreqL[delta + sbrEnvData->codeBookScfLav]); 9252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->domain_vec[j]) { 9292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* !coupling && TIME */ 9302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 9312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableTimeC[delta + sbrEnvData->codeBookScfLav], 9322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableTimeL[delta + sbrEnvData->codeBookScfLav]); 9332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* !coupling && FREQ */ 9352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 9362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableFreqC[delta + sbrEnvData->codeBookScfLav], 9372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrEnvData->hufftableFreqL[delta + sbrEnvData->codeBookScfLav]); 9382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 9432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 9442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 9472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: encodeExtendedData 9492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes bits corresponding to the extended data 9502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 9512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 9522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 9532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 9552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT encodeExtendedData (HANDLE_PARAMETRIC_STEREO hParametricStereo, 9562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream) 9572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 9582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT extDataSize; 9592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 9602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project extDataSize = getSbrExtendedDataSize(hParametricStereo); 9622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (extDataSize != 0) { 9652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT maxExtSize = (1<<SI_SBR_EXTENSION_SIZE_BITS) - 1; 9662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT writtenNoBits = 0; /* needed to byte align the extended data */ 9672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 1, SI_SBR_EXTENDED_DATA_BITS); 9692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT(extDataSize <= SBR_EXTENDED_DATA_MAX_CNT); 9702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (extDataSize < maxExtSize) { 9722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, extDataSize, SI_SBR_EXTENSION_SIZE_BITS); 9732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, maxExtSize, SI_SBR_EXTENSION_SIZE_BITS); 9752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, extDataSize - maxExtSize, SI_SBR_EXTENSION_ESC_COUNT_BITS); 9762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* parametric coding signalled here? */ 9792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(hParametricStereo){ 9802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writtenNoBits += FDKwriteBits (hBitStream, EXTENSION_ID_PS_CODING, SI_SBR_EXTENSION_ID_BITS); 9812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writtenNoBits += FDKsbrEnc_PSEnc_WritePSData(hParametricStereo, hBitStream); 9822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += writtenNoBits; 9852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* byte alignment */ 9872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writtenNoBits = writtenNoBits%8; 9882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(writtenNoBits) 9892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits(hBitStream, 0, (8 - writtenNoBits)); 9902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 9912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, 0, SI_SBR_EXTENDED_DATA_BITS); 9922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 9932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 9952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 9962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 9982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 9992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: writeSyntheticCodingData 10012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: writes bits corresponding to the "synthetic-coding"-extension 10022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits written 10032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 10042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 10052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 10072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT writeSyntheticCodingData (HANDLE_SBR_ENV_DATA sbrEnvData, 10082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBitStream) 10092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 10112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i; 10122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT payloadBits = 0; 10132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->addHarmonicFlag, 1); 10152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrEnvData->addHarmonicFlag) { 10172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < sbrEnvData->noHarmonics; i++) { 10182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project payloadBits += FDKwriteBits (hBitStream, sbrEnvData->addHarmonic[i], 1); 10192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return payloadBits; 10232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 10242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/***************************************************************************** 10262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project functionname: getSbrExtendedDataSize 10282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project description: counts the number of bits needed for encoding the 10292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project extended data (including extension id) 10302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project returns: number of bits needed for the extended data 10322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project input: 10332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project output: 10342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*****************************************************************************/ 10362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 10372228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectgetSbrExtendedDataSize (HANDLE_PARAMETRIC_STEREO hParametricStereo) 10382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 10392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT extDataBits = 0; 10402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* add your new extended data counting methods here */ 10422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 10442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project no extended data 10452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 10462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(hParametricStereo){ 10482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* PS extended data */ 10492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project extDataBits += SI_SBR_EXTENSION_ID_BITS; 10502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project extDataBits += FDKsbrEnc_PSEnc_WritePSData(hParametricStereo, NULL); 10512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 10522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return (extDataBits+7) >> 3; 10542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 10552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 10592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1060