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 546ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi� Copyright 1995 - 2015 Fraunhofer-Gesellschaft zur F�rderung der angewandten Forschung e.V. 62228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project All rights reserved. 72228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 82228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1. INTRODUCTION 92228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThe Fraunhofer FDK AAC Codec Library for Android ("FDK AAC Codec") is software that implements 102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthe MPEG Advanced Audio Coding ("AAC") encoding and decoding scheme for digital audio. 112228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThis FDK AAC Codec software is intended to be used on a wide variety of Android devices. 122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 132228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAAC's HE-AAC and HE-AAC v2 versions are regarded as today's most efficient general perceptual 142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectaudio codecs. AAC-ELD is considered the best-performing full-bandwidth communications codec by 152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectindependent studies and is widely deployed. AAC has been standardized by ISO and IEC as part 162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectof the MPEG specifications. 172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 182228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectPatent licenses for necessary patent claims for the FDK AAC Codec (including those of Fraunhofer) 192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectmay be obtained through Via Licensing (www.vialicensing.com) or through the respective patent owners 202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectindividually for the purpose of encoding or decoding bit streams in products that are compliant with 212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthe ISO/IEC MPEG audio standards. Please note that most manufacturers of Android devices already license 222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectthese patent claims through Via Licensing or directly from the patent owners, and therefore FDK AAC Codec 232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectsoftware may already be covered under those patent licenses when it is used for those licensed purposes only. 242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 252228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCommercially-licensed AAC software libraries, including floating-point versions with enhanced sound quality, 262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectare also available from Fraunhofer. Users are encouraged to check the Fraunhofer website for additional 272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectapplications information and documentation. 282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project2. COPYRIGHT LICENSE 302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 312228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectRedistribution and use in source and binary forms, with or without modification, are permitted without 322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectpayment of copyright license fees provided that you satisfy the following conditions: 332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 342228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must retain the complete text of this software license in redistributions of the FDK AAC Codec or 352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectyour modifications thereto in source code form. 362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 372228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must retain the complete text of this software license in the documentation and/or other materials 382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectprovided with redistributions of the FDK AAC Codec or your modifications thereto in binary form. 392228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou must make available free of charge copies of the complete source code of the FDK AAC Codec and your 402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectmodifications thereto to recipients of copies in binary form. 412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 422228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThe name of Fraunhofer may not be used to endorse or promote products derived from this library without 432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectprior written permission. 442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 452228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou may not charge copyright license fees for anyone to use, copy or distribute the FDK AAC Codec 462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectsoftware or your modifications thereto. 472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 482228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYour modified versions of the FDK AAC Codec must carry prominent notices stating that you changed the software 492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectand the date of any change. For modified versions of the FDK AAC Codec, the term 502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"Fraunhofer FDK AAC Codec Library for Android" must be replaced by the term 512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"Third-Party Modified Version of the Fraunhofer FDK AAC Codec Library for Android." 522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project3. NO PATENT LICENSE 542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 552228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectNO EXPRESS OR IMPLIED LICENSES TO ANY PATENT CLAIMS, including without limitation the patents of Fraunhofer, 562228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectARE GRANTED BY THIS SOFTWARE LICENSE. Fraunhofer provides no warranty of patent non-infringement with 572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectrespect to this software. 582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 592228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectYou may use this FDK AAC Codec software or modifications thereto only for purposes that are authorized 602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectby appropriate patent licenses. 612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project4. DISCLAIMER 632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 642228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectThis FDK AAC Codec software is provided by Fraunhofer on behalf of the copyright holders and contributors 652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project"AS IS" and WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, including but not limited to the implied warranties 662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectof merchantability and fitness for a particular purpose. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 672228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectCONTRIBUTORS BE LIABLE for any direct, indirect, incidental, special, exemplary, or consequential damages, 682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectincluding but not limited to procurement of substitute goods or services; loss of use, data, or profits, 692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projector business interruption, however caused and on any theory of liability, whether in contract, strict 702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectliability, or tort (including negligence), arising in any way out of the use of this software, even if 712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectadvised of the possibility of such damage. 722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project5. CONTACT INFORMATION 742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 752228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFraunhofer Institute for Integrated Circuits IIS 762228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAttention: Audio and Multimedia Departments - FDK AAC LL 772228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAm Wolfsmantel 33 782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project91058 Erlangen, Germany 792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectwww.iis.fraunhofer.de/amm 812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectamm-info@iis.fraunhofer.de 822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project----------------------------------------------------------------------------------------------------------- */ 832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \file 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief SBR main definitions 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#ifndef __SBR_DEF_H 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define __SBR_DEF_H 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "common_fix.h" 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define noError 0 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define HANDLE_ERROR_INFO INT 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define ERROR(a,b) 1 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define handBack 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* #define SBR_ENV_STATISTICS_BITRATE */ 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#undef SBR_ENV_STATISTICS_BITRATE 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* #define SBR_ENV_STATISTICS */ 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#undef SBR_ENV_STATISTICS 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* #define SBR_PAYLOAD_MONITOR */ 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#undef SBR_PAYLOAD_MONITOR 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SWAP(a,b) tempr=a, a=b, b=tempr 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define TRUE 1 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define FALSE 0 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* Constants */ 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define EPS 1e-12 1142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define LOG2 0.69314718056f /* natural logarithm of 2 */ 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define ILOG2 1.442695041f /* 1/LOG2 */ 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define RELAXATION_FLOAT (1e-6f) 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define RELAXATION (FL2FXCONST_DBL(RELAXATION_FLOAT)) 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define RELAXATION_FRACT (FL2FXCONST_DBL(0.524288f)) /* 0.524288f is fractional part of RELAXATION */ 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define RELAXATION_SHIFT (19) 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define RELAXATION_LD64 (FL2FXCONST_DBL(0.31143075889f))/* (ld64(RELAXATION) */ 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/************ Definitions ***************/ 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_COMP_MODE_DELTA 0 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_COMP_MODE_CTS 1 12546ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi#define SBR_MAX_ENERGY_VALUES 5 12646ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi#define SBR_GLOBAL_TONALITY_VALUES 2 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_NUM_CHANNELS 2 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_NOISE_ENVELOPES 2 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_NUM_NOISE_COEFFS 5 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_NUM_NOISE_VALUES (MAX_NUM_NOISE_COEFFS*MAX_NOISE_ENVELOPES) 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_NUM_ENVELOPE_VALUES (MAX_ENVELOPES * MAX_FREQ_COEFFS) 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_ENVELOPES 5 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_FREQ_COEFFS 48 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_FREQ_COEFFS_FS44100 35 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_FREQ_COEFFS_FS48000 32 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define QMF_CHANNELS 64 1432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define QMF_FILTER_LENGTH 640 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define QMF_MAX_TIME_SLOTS 32 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define NO_OF_ESTIMATES_LC 4 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define NO_OF_ESTIMATES_LD 3 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define MAX_NO_OF_ESTIMATES 4 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define NOISE_FLOOR_OFFSET 6 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define NOISE_FLOOR_OFFSET_64 (FL2FXCONST_DBL(0.09375f)) 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define LOW_RES 0 1542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define HIGH_RES 1 1552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define LO 0 1572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define HI 1 1582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define LENGTH_SBR_FRAME_INFO 35 /* 19 */ 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_NSFB_LOW_RES 9 /* 8 */ 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_NSFB_HIGH_RES 18 /* 16 */ 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_XPOS_CTRL_DEFAULT 2 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_FREQ_SCALE_DEFAULT 2 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_ALTER_SCALE_DEFAULT 1 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_NOISE_BANDS_DEFAULT 2 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_LIMITER_BANDS_DEFAULT 2 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_LIMITER_GAINS_DEFAULT 2 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_LIMITER_GAINS_INFINITE 3 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_INTERPOL_FREQ_DEFAULT 1 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_SMOOTHING_LENGTH_DEFAULT 0 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* sbr_header */ 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_AMP_RES_BITS 1 1802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_COUPLING_BITS 1 1812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_FREQ_BITS 4 1822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_STOP_FREQ_BITS 4 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_XOVER_BAND_BITS 3 1842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_RESERVED_BITS 2 1852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_DATA_EXTRA_BITS 1 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_HEADER_EXTRA_1_BITS 1 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_HEADER_EXTRA_2_BITS 1 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* sbr_header extra 1 */ 1902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_FREQ_SCALE_BITS 2 1912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_ALTER_SCALE_BITS 1 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_NOISE_BANDS_BITS 2 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* sbr_header extra 2 */ 1952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_LIMITER_BANDS_BITS 2 1962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_LIMITER_GAINS_BITS 2 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_INTERPOL_FREQ_BITS 1 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_SMOOTHING_LENGTH_BITS 1 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* sbr_grid */ 2012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_CLA_BITS 2 /*!< size of bs_frame_class */ 2022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_CLA_BITS_LD 1 /*!< size of bs_frame_class */ 2032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_ENV_BITS 2 /*!< size of bs_num_env_raw */ 2042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_ABS_BITS 2 /*!< size of bs_abs_bord_raw for HE-AAC */ 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_NUM_BITS 2 /*!< size of bs_num_rel */ 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_REL_BITS 2 /*!< size of bs_rel_bord_raw */ 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_RES_BITS 1 /*!< size of bs_freq_res_flag */ 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_DIR_BITS 1 /*!< size of bs_df_flag */ 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* sbr_data */ 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_INVF_MODE_BITS 2 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_ENV_BITS_AMP_RES_3_0 6 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_ENV_BITS_BALANCE_AMP_RES_3_0 5 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_NOISE_BITS_AMP_RES_3_0 5 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_NOISE_BITS_BALANCE_AMP_RES_3_0 5 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_ENV_BITS_AMP_RES_1_5 7 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_START_ENV_BITS_BALANCE_AMP_RES_1_5 6 2222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_EXTENDED_DATA_BITS 1 2252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_EXTENSION_SIZE_BITS 4 2262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_EXTENSION_ESC_COUNT_BITS 8 2272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SI_SBR_EXTENSION_ID_BITS 2 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define SBR_EXTENDED_DATA_MAX_CNT (15+255) 2302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define EXTENSION_ID_PS_CODING 2 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* Envelope coding constants */ 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define FREQ 0 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define TIME 1 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 23746ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi/* qmf data scaling */ 23846ba3676b854acbc69a4c7845f578d4c2886377bJean-Michel Trivi#define QMF_SCALE_OFFSET 7 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* huffman tables */ 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CODE_BOOK_SCF_LAV00 60 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CODE_BOOK_SCF_LAV01 31 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CODE_BOOK_SCF_LAV10 60 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CODE_BOOK_SCF_LAV11 31 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CODE_BOOK_SCF_LAV_BALANCE11 12 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define CODE_BOOK_SCF_LAV_BALANCE10 24 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef enum 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_AMP_RES_1_5=0, 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project SBR_AMP_RES_3_0 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectAMP_RES; 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef enum 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project XPOS_MDCT, 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project XPOS_MDCT_CROSS, 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project XPOS_LC, 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project XPOS_RESERVED, 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project XPOS_SWITCHED /* not a real choice but used here to control behaviour */ 2622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectXPOS_MODE; 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projecttypedef enum 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_OFF = 0, 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_LOW_LEVEL, 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_MID_LEVEL, 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_HIGH_LEVEL, 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_SWITCHED /* not a real choice but used here to control behaviour */ 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINVF_MODE; 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#endif 276