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/***************************** MPEG-4 AAC Encoder ************************** 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Author(s): 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Description: 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project******************************************************************************/ 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "tp_data.h" 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "tpenc_lib.h" 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "tpenc_asc.h" 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "FDK_bitstream.h" 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "genericStds.h" 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define PCE_MAX_ELEMENTS 8 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * Describe a PCE based on placed channel elements and element type sequence. 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct { 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR num_front_channel_elements; /*!< Number of front channel elements. */ 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR num_side_channel_elements; /*!< Number of side channel elements. */ 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR num_back_channel_elements; /*!< Number of back channel elements. */ 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR num_lfe_channel_elements; /*!< Number of lfe channel elements. */ 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project MP4_ELEMENT_ID el_list[PCE_MAX_ELEMENTS];/*!< List contains sequence describing the elements 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project in present channel mode. (MPEG order) */ 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} PCE_CONFIGURATION; 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * Map an incoming channel mode to a existing PCE configuration entry. 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef struct { 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MODE channel_mode; /*!< Present channel mode. */ 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PCE_CONFIGURATION pce_configuration; /*!< Program config element description. */ 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} CHANNEL_CONFIGURATION; 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 1262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \brief Table contains all supported channel modes and according PCE configuration description. 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * The number of channel element parameter describes the kind of consecutively elements. 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * E.g. MODE_1_2_2_2_1 means: 130fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi * - First 3 elements (SCE,CPE,CPE) are front channel elements. 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * - Next element (CPE) is a back channel element. 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * - Last element (LFE) is a lfe channel element. 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic const CHANNEL_CONFIGURATION pceConfigTab[] = 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1, { 1, 0, 0, 0, { ID_SCE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_2, { 1, 0, 0, 0, { ID_CPE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_2, { 2, 0, 0, 0, { ID_SCE, ID_CPE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_2_1, { 2, 0, 1, 0, { ID_SCE, ID_CPE, ID_SCE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_2_2, { 2, 0, 1, 0, { ID_SCE, ID_CPE, ID_CPE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_2_2_1, { 2, 0, 1, 1, { ID_SCE, ID_CPE, ID_CPE, ID_LFE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 142fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi { MODE_1_2_2_2_1, { 3, 0, 1, 1, { ID_SCE, ID_CPE, ID_CPE, ID_CPE, ID_LFE, ID_NONE, ID_NONE, ID_NONE } } }, 143fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_1, { 2, 0, 0, 0, { ID_SCE, ID_SCE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_1_1_1, { 2, 2, 0, 0, { ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_1_1_1_1_1, { 2, 2, 2, 0, { ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_NONE, ID_NONE } } }, 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_1_1_1_1_1_1_1_1, { 3, 2, 3, 0, { ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_SCE, ID_SCE } } }, 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_2_2, { 1, 0, 1, 0, { ID_CPE, ID_CPE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_2_2_2, { 1, 1, 1, 0, { ID_CPE, ID_CPE, ID_CPE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { MODE_2_2_2_2, { 4, 0, 0, 0, { ID_CPE, ID_CPE, ID_CPE, ID_CPE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 154fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi { MODE_2_1, { 1, 0, 1, 0, { ID_CPE, ID_SCE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE, ID_NONE } } }, 155fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi 156fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi { MODE_7_1_REAR_SURROUND, { 2, 0, 2, 1, { ID_SCE, ID_CPE, ID_CPE, ID_CPE, ID_LFE, ID_NONE, ID_NONE, ID_NONE } } }, 157fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi { MODE_7_1_FRONT_CENTER, { 3, 0, 1, 1, { ID_SCE, ID_CPE, ID_CPE, ID_CPE, ID_LFE, ID_NONE, ID_NONE, ID_NONE } } }, 158fa3eba16446cc8f2f5e2dfc20d86a49dbd37299eJean-Michel Trivi 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project}; 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/** 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \brief Get program config element description for existing channel mode. 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \param channel_mode Current channel mode. 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * \return 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * - Pointer to PCE_CONFIGURATION entry, on success. 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * - NULL, on failure. 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic const PCE_CONFIGURATION* getPceEntry( 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const CHANNEL_MODE channel_mode 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT i; 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const PCE_CONFIGURATION *pce_config = NULL; 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i < (sizeof(pceConfigTab)/sizeof(CHANNEL_CONFIGURATION)); i++) { 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (pceConfigTab[i].channel_mode == channel_mode) { 1802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pce_config = &pceConfigTab[i].pce_configuration; 1812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return pce_config; 1852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectint getChannelConfig( CHANNEL_MODE channel_mode ) 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT chan_config = 0; 1902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch(channel_mode) { 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_1: chan_config = 1; break; 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_2: chan_config = 2; break; 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_1_2: chan_config = 3; break; 1952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_1_2_1: chan_config = 4; break; 1962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_1_2_2: chan_config = 5; break; 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_1_2_2_1: chan_config = 6; break; 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case MODE_1_2_2_2_1: chan_config = 7; break; 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: chan_config = 0; 2012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return chan_config; 2042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCHANNEL_MODE transportEnc_GetChannelMode( int noChannels ) 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MODE chMode; 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (noChannels <= 8 && noChannels > 0) 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chMode = (CHANNEL_MODE)((noChannels == 8) ? 7 : noChannels); /* see : iso/mpeg4 v1 audio subpart1*/ 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project chMode = MODE_UNKNOWN; 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return chMode; 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifdef TP_PCE_ENABLE 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectint transportEnc_writePCE(HANDLE_FDK_BITSTREAM hBs, 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CHANNEL_MODE channelMode, 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sampleRate, 2222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int instanceTagPCE, 2232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int profile, 2242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int matrixMixdownA, 2252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int pseudoSurroundEnable, 2262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT alignAnchor) 2272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sampleRateIndex, i; 2292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const PCE_CONFIGURATION* config = NULL; 2302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const MP4_ELEMENT_ID* pEl_list = NULL; 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR cpeCnt=0, sceCnt=0, lfeCnt=0; 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sampleRateIndex = getSamplingRateIndex(sampleRate); 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sampleRateIndex == 15) { 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((config=getPceEntry(channelMode))==NULL) { 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Pointer to first element in element list. */ 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pEl_list = &config->el_list[0]; 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, instanceTagPCE, 4); /* Element instance tag */ 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, profile, 2); /* Object type */ 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, sampleRateIndex, 4); /* Sample rate index*/ 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, config->num_front_channel_elements, 4); /* Front channel Elements */ 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, config->num_side_channel_elements , 4); /* No Side Channel Elements */ 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, config->num_back_channel_elements , 4); /* No Back channel Elements */ 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, config->num_lfe_channel_elements , 2); /* No Lfe channel elements */ 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0, 3); /* No assoc data elements */ 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0, 4); /* No valid cc elements */ 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0, 1); /* Mono mixdown present */ 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0, 1); /* Stereo mixdown present */ 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( matrixMixdownA!=0 && ((channelMode==MODE_1_2_2)||(channelMode==MODE_1_2_2_1)) ) { 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 1, 1); /* Matrix mixdown present */ 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (matrixMixdownA-1)&0x3, 2); /* matrix_mixdown_idx */ 26216c472c201c197d3660334df5952eb4084897f9fJean-Michel Trivi FDKwriteBits(hBs, (pseudoSurroundEnable)?1:0, 1); /* pseudo_surround_enable */ 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0, 1); /* Matrix mixdown not present */ 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(i=0; i<config->num_front_channel_elements; i++) { 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR isCpe = (*pEl_list++==ID_CPE) ? 1 : 0; 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR tag = (isCpe) ? cpeCnt++ : sceCnt++; 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, isCpe, 1); /* Front channel Elements is CPE? */ 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, tag, 4); /* Front channel Instance Tag.*/ 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(i=0; i<config->num_side_channel_elements; i++) { 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR isCpe = (*pEl_list++==ID_CPE) ? 1 : 0; 2762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR tag = (isCpe) ? cpeCnt++ : sceCnt++; 2772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, isCpe, 1); /* Front channel Elements is CPE? */ 2782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, tag, 4); /* Front channel Instance Tag.*/ 2792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(i=0; i<config->num_back_channel_elements; i++) { 2812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR isCpe = (*pEl_list++==ID_CPE) ? 1 : 0; 2822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR tag = (isCpe) ? cpeCnt++ : sceCnt++; 2832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, isCpe, 1); /* Front channel Elements is CPE? */ 2842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, tag, 4); /* Front channel Instance Tag.*/ 2852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(i=0; i<config->num_lfe_channel_elements; i++) { 2872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, lfeCnt++, 4); /* LFE channel Instance Tag. */ 2882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* - num_valid_cc_elements always 0. 2912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project - num_assoc_data_elements always 0. */ 2922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Byte alignment: relative to alignAnchor 2942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ADTS: align with respect to the first bit of the raw_data_block() 2952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ADIF: align with respect to the first bit of the header 2962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project LATM: align with respect to the first bit of the ASC */ 2972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKbyteAlign(hBs, alignAnchor); /* Alignment */ 2982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0 ,8); /* Do no write any comment. */ 3002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* - comment_field_bytes always 0. */ 3022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0; 3042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectint transportEnc_GetPCEBits(CHANNEL_MODE channelMode, 3072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int matrixMixdownA, 3082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int bits) 3092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const PCE_CONFIGURATION* config = NULL; 3112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((config=getPceEntry(channelMode))==NULL) { 3132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; /* unsupported channelmapping */ 3142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += 4 + 2 + 4; /* Element instance tag + Object type + Sample rate index */ 3172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += 4 + 4 + 4 + 2; /* No (front + side + back + lfe channel) elements */ 3182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += 3 + 4; /* No (assoc data + valid cc) elements */ 3192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += 1 + 1 + 1 ; /* Mono + Stereo + Matrix mixdown present */ 3202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( matrixMixdownA!=0 && ((channelMode==MODE_1_2_2)||(channelMode==MODE_1_2_2_1)) ) { 3222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits +=3; /* matrix_mixdown_idx + pseudo_surround_enable */ 3232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += (1+4) * (INT)config->num_front_channel_elements; 3262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += (1+4) * (INT)config->num_side_channel_elements; 3272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += (1+4) * (INT)config->num_back_channel_elements; 3282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += (4) * (INT)config->num_lfe_channel_elements; 3292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* - num_valid_cc_elements always 0. 3312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project - num_assoc_data_elements always 0. */ 3322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((bits%8) != 0) { 3342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += (8 - (bits%8)); /* Alignment */ 3352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project bits += 8; /* Comment field bytes */ 3382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* - comment_field_bytes alwys 0. */ 3402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return bits; 3422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif /* TP_PCE_ENABLE */ 3442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic void writeAot(HANDLE_FDK_BITSTREAM hBitstreamBuffer, AUDIO_OBJECT_TYPE aot) 3462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int tmp = (int) aot; 3482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (tmp > 31) { 3502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( hBitstreamBuffer, AOT_ESCAPE, 5 ); 3512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( hBitstreamBuffer, tmp-32, 6 ); /* AudioObjectType */ 3522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 3532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( hBitstreamBuffer, tmp, 5 ); 3542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic void writeSampleRate(HANDLE_FDK_BITSTREAM hBitstreamBuffer, int sampleRate) 3582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int sampleRateIndex = getSamplingRateIndex(sampleRate); 3602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( hBitstreamBuffer, sampleRateIndex, 4 ); 3622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if( sampleRateIndex == 15 ) { 3632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( hBitstreamBuffer, sampleRate, 24 ); 3642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifdef TP_GA_ENABLE 3682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic 3692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectint transportEnc_writeGASpecificConfig( 3702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM asc, 3712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODER_CONFIG *config, 3722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int extFlg, 3732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT alignAnchor 3742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 3752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int aot = config->aot; 3772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int samplesPerFrame = config->samplesPerFrame; 3782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* start of GASpecificConfig according to ISO/IEC 14496-3 Subpart 4, 4.4.1 */ 3802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, ((samplesPerFrame==960 || samplesPerFrame==480)?1:0), 1); /* frameLengthFlag: 1 for a 960/480 (I)MDCT, 0 for a 1024/512 (I)MDCT*/ 3812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, 0, 1); /* dependsOnCoreCoder: Sampling Rate Coder Specific, see in ISO/IEC 14496-3 Subpart 4, 4.4.1 */ 3822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, extFlg, 1 ); /* Extension Flag: Shall be 1 for aot = 17,19,20,21,22,23 */ 3832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Write PCE if channel config is not 1-7 */ 3852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (getChannelConfig(config->channelMode) == 0) { 38616c472c201c197d3660334df5952eb4084897f9fJean-Michel Trivi transportEnc_writePCE(asc, config->channelMode, config->samplingRate, 0, 1, config->matrixMixdownA, (config->flags&CC_PSEUDO_SURROUND)?1:0, alignAnchor); 3872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (extFlg) { 3892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (aot == AOT_ER_BSAC) { 3902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, config->BSACnumOfSubFrame, 5 ); /* numOfSubFrame */ 3912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, config->BSAClayerLength, 11 ); /* layer_length */ 3922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((aot == AOT_ER_AAC_LC) || (aot == AOT_ER_AAC_LTP) || 3942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (aot == AOT_ER_AAC_SCAL) || (aot == AOT_ER_AAC_LD)) 3952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 3962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, (config->flags & CC_VCB11) ? 1 : 0, 1 ); /* aacSectionDataResillienceFlag */ 3972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, (config->flags & CC_RVLC) ? 1 : 0, 1 ); /* aacScaleFactorDataResillienceFlag */ 3982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, (config->flags & CC_HCR) ? 1 : 0, 1 ); /* aacSpectralDataResillienceFlag */ 3992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, 0, 1 ); /* extensionFlag3: reserved. Shall be '0' */ 4012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0; 4032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif /* TP_GA_ENABLE */ 4052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifdef TP_ELD_ENABLE 4072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic 4092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectint transportEnc_writeELDSpecificConfig( 4102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM hBs, 4112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODER_CONFIG *config, 4122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int epConfig, 4132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CSTpCallBacks *cb 4142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 4152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* ELD specific config */ 4172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (config->channelMode == MODE_1_1) { 4182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; 4192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->samplesPerFrame == 480) ? 1 : 0, 1); 4212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->flags & CC_VCB11 ) ? 1:0, 1); 4232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->flags & CC_RVLC ) ? 1:0, 1); 4242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->flags & CC_HCR ) ? 1:0, 1); 4252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->flags & CC_SBR) ? 1:0, 1); /* SBR header flag */ 4272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (config->flags & CC_SBR) ) { 4282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->samplingRate == config->extSamplingRate) ? 0:1, 1); /* Samplerate Flag */ 4292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, (config->flags & CC_SBRCRC) ? 1:0, 1); /* SBR CRC flag*/ 4302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (cb->cbSbr != NULL) { 4322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const PCE_CONFIGURATION *pPce; 4332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int e; 4342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pPce = getPceEntry(config->channelMode); 4362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (e=0; e<PCE_MAX_ELEMENTS && pPce->el_list[e] != ID_NONE; e++ ) { 4382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( (pPce->el_list[e] == ID_SCE) || (pPce->el_list[e] == ID_CPE) ) { 4392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project cb->cbSbr(cb->cbSbrData, hBs, 0, 0, 0, config->aot, pPce->el_list[e], e); 4402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits(hBs, 0, 4); /* ELDEXT_TERM */ 4462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0; 4482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif /* TP_ELD_ENABLE */ 4502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectint transportEnc_writeASC ( 4532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_FDK_BITSTREAM asc, 4542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CODER_CONFIG *config, 4552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project CSTpCallBacks *cb 4562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 4572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT extFlag = 0; 4592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int err; 4602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int epConfig = 0; 4612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Required for the PCE. */ 4632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT alignAnchor = FDKgetValidBits(asc); 4642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Extension Flag: Shall be 1 for aot = 17,19,20,21,22,23,39 */ 4662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (config->aot) { 4672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LC: 4682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LTP: 4692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_SCAL: 4702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_TWIN_VQ: 4712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_BSAC: 4722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LD: 4732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_ELD: 4742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_USAC: 4752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project extFlag = 1; 4762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 4772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 4782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 4792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 481dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi if (config->sbrSignaling==SIG_EXPLICIT_HIERARCHICAL && config->sbrPresent) 4822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writeAot(asc, config->extAOT); 4832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else 4842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writeAot(asc, config->aot); 4852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 4872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writeSampleRate(asc, config->samplingRate); 4882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Try to guess a reasonable channel mode if not given */ 4912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (config->channelMode == MODE_INVALID) { 4922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project config->channelMode = transportEnc_GetChannelMode(config->noChannels); 4932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (config->channelMode == MODE_INVALID) 4942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; 4952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, getChannelConfig(config->channelMode), 4 ); 4982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 499dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi if (config->sbrSignaling==SIG_EXPLICIT_HIERARCHICAL && config->sbrPresent) { 5002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writeSampleRate(asc, config->extSamplingRate); 5012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project writeAot(asc, config->aot); 5022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (config->aot) { 5052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifdef TP_GA_ENABLE 5062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_AAC_MAIN: 5072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_AAC_LC: 5082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_AAC_SSR: 5092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_AAC_LTP: 5102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_AAC_SCAL: 5112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_TWIN_VQ: 5122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LC: 5132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LTP: 5142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_SCAL: 5152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_TWIN_VQ: 5162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_BSAC: 5172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LD: 5182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = transportEnc_writeGASpecificConfig(asc, config, extFlag, alignAnchor); 5192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (err) 5202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 5212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 5222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif /* TP_GA_ENABLE */ 5232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifdef TP_ELD_ENABLE 5242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_ELD: 5252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project err = transportEnc_writeELDSpecificConfig(asc, config, epConfig, cb); 5262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (err) 5272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return err; 5282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 5292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif /* TP_ELD_ENABLE */ 5302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 5312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; 5322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (config->aot) { 5352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LC: 5362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LTP: 5372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_SCAL: 5382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_TWIN_VQ: 5392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_BSAC: 5402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_LD: 5412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_CELP: 5422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_HVXC: 5432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_HILN: 5442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_PARA: 5452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case AOT_ER_AAC_ELD: 5462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKwriteBits( asc, 0, 2 ); /* epconfig 0 */ 5472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 5482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 5492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 5502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 552dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi /* backward compatible explicit signaling of extension AOT */ 553dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi if (config->sbrSignaling==SIG_EXPLICIT_BW_COMPATIBLE) 554dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi { 555dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi TP_ASC_EXTENSION_ID ascExtId = ASCEXT_UNKOWN; 556dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi 557dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi if (config->sbrPresent) { 558dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi ascExtId=ASCEXT_SBR; 559dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi FDKwriteBits( asc, ascExtId, 11 ); 560dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi writeAot(asc, config->extAOT); 561dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi FDKwriteBits( asc, 1, 1 ); /* sbrPresentFlag=1 */ 562dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi writeSampleRate(asc, config->extSamplingRate); 563dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi if (config->psPresent) { 564dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi ascExtId=ASCEXT_PS; 565dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi FDKwriteBits( asc, ascExtId, 11 ); 566dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi FDKwriteBits( asc, 1, 1 ); /* psPresentFlag=1 */ 567dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi } 568dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi } 569dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi 570dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi } 571dbf96806482b2c48de4ba1da9a03e2bb7516b8c2Jean-Michel Trivi 5722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Make sure all bits are sync'ed */ 5732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKsyncCache( asc ); 5742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0; 5762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 577