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 52228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project� Copyright 1995 - 2012 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#include "ton_corr.h" 852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "sbr_ram.h" 872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "sbr_misc.h" 882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "genericStds.h" 892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#include "autocorr2nd.h" 902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*************************************************************************** 942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Send autoCorrSecondOrder to mlfile 962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project****************************************************************************/ 982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 1002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 1012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Calculates the tonal to noise ration for different frequency bands 1022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project and time segments. 1032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The ratio between the predicted energy (tonal energy A) and the total 1052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project energy (A + B) is calculated. This is converted to the ratio between 1062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project the predicted energy (tonal energy A) and the non-predictable energy 1072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project (noise energy B). Hence the quota-matrix contains A/B = q/(1-q). 1082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The samples in nrgVector are scaled by 1.0/16.0 1102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The samples in pNrgVectorFreq are scaled by 1.0/2.0 1112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The samples in quotaMatrix are scaled by RELAXATION 1122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return none. 1142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 1162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 1172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid 1192228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_CalculateTonalityQuotas( HANDLE_SBR_TON_CORR_EST hTonCorr, /*!< Handle to SBR_TON_CORR struct. */ 1202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL **RESTRICT sourceBufferReal, /*!< The real part of the QMF-matrix. */ 1212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL **RESTRICT sourceBufferImag, /*!< The imaginary part of the QMF-matrix. */ 1222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT usb, /*!< upper side band, highest + 1 QMF band in the SBR range. */ 1232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT qmfScale /*!< sclefactor of QMF subsamples */ 1242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 1252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 1262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i, k, r, r2, timeIndex, autoCorrScaling; 1272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT startIndexMatrix = hTonCorr->startIndexMatrix; 1292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT totNoEst = hTonCorr->numberOfEstimates; 1302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noEstPerFrame = hTonCorr->numberOfEstimatesPerFrame; 1312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT move = hTonCorr->move; 1322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noQmfChannels = hTonCorr->noQmfChannels; /* Numer of Bands */ 1332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT buffLen = hTonCorr->bufferLength; /* Numer of Slots */ 1342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT stepSize = hTonCorr->stepSize; 1352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *pBlockLength = hTonCorr->lpcLength; 1362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT** RESTRICT signMatrix = hTonCorr->signMatrix; 1372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL* RESTRICT nrgVector = hTonCorr->nrgVector; 1382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL** RESTRICT quotaMatrix = hTonCorr->quotaMatrix; 1392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL* RESTRICT pNrgVectorFreq = hTonCorr->nrgVectorFreq; 1402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define BAND_V_SIZE QMF_MAX_TIME_SLOTS 1422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project#define NUM_V_COMBINE 8 /* Must be a divisor of 64 and fulfill the ASSERTs below */ 1432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL *realBuf; 1452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL *imagBuf; 1462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL alphar[2],alphai[2],fac; 1482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project C_ALLOC_SCRATCH_START(ac, ACORR_COEFS, 1); 1502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project C_ALLOC_SCRATCH_START(realBufRef, FIXP_DBL, 2*BAND_V_SIZE*NUM_V_COMBINE); 1512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project realBuf = realBufRef; 1532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project imagBuf = realBuf + BAND_V_SIZE*NUM_V_COMBINE; 1542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT(buffLen <= BAND_V_SIZE); 1572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT(sizeof(FIXP_DBL)*NUM_V_COMBINE*BAND_V_SIZE*2 < (1024*sizeof(FIXP_DBL)-sizeof(ACORR_COEFS)) ); 1582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 1602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * Buffering of the quotaMatrix and the quotaMatrixTransp. 1612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *********************************************************/ 1622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(i = 0 ; i < move; i++){ 1632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemcpy(quotaMatrix[i],quotaMatrix[i + noEstPerFrame],noQmfChannels * sizeof(FIXP_DBL)); 1642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemcpy(signMatrix[i],signMatrix[i + noEstPerFrame],noQmfChannels * sizeof(INT)); 1652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemmove(nrgVector,nrgVector+noEstPerFrame,move*sizeof(FIXP_DBL)); 1682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(nrgVector+startIndexMatrix,(totNoEst-startIndexMatrix)*sizeof(FIXP_DBL)); 1692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(pNrgVectorFreq,noQmfChannels * sizeof(FIXP_DBL)); 1702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 1722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * Calculate the quotas for the current time steps. 1732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project **************************************************/ 1742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (r = 0; r < usb; r++) 1762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 1772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int blockLength; 1782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 1792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project k = hTonCorr->nextSample; /* startSample */ 1802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project timeIndex = startIndexMatrix; 1812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Copy as many as possible Band accross all Slots at once */ 1822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (realBuf != realBufRef) { 1832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project realBuf -= BAND_V_SIZE; 1842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project imagBuf -= BAND_V_SIZE; 1852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 1862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project realBuf += BAND_V_SIZE*(NUM_V_COMBINE-1); 1872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project imagBuf += BAND_V_SIZE*(NUM_V_COMBINE-1); 1882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i = 0; i < buffLen; i++) { 1892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project int v; 1902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL *ptr; 1912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ptr = realBuf+i; 1922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (v=0; v<NUM_V_COMBINE; v++) 1932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 1942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ptr[0] = sourceBufferReal[i][r+v]; 1952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ptr[0+BAND_V_SIZE*NUM_V_COMBINE] = sourceBufferImag[i][r+v]; 1962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ptr -= BAND_V_SIZE; 1972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 1992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project blockLength = pBlockLength[0]; 2022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project while(k <= buffLen - blockLength) 2042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 2052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project autoCorrScaling = fixMin(getScalefactor(&realBuf[k-LPC_ORDER], LPC_ORDER+blockLength), getScalefactor(&imagBuf[k-LPC_ORDER], LPC_ORDER+blockLength)); 2062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project autoCorrScaling = fixMax(0, autoCorrScaling-1); 2072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project scaleValues(&realBuf[k-LPC_ORDER], LPC_ORDER+blockLength, autoCorrScaling); 2092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project scaleValues(&imagBuf[k-LPC_ORDER], LPC_ORDER+blockLength, autoCorrScaling); 2102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project autoCorrScaling <<= 1; /* consider qmf buffer scaling twice */ 2122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project autoCorrScaling += autoCorr2nd_cplx ( ac, realBuf+k, imagBuf+k, blockLength ); 2132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(ac->det == FL2FXCONST_DBL(0.0f)){ 2162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphar[1] = alphai[1] = FL2FXCONST_DBL(0.0f); 2172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphar[0] = (ac->r01r)>>2; 2192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphai[0] = (ac->r01i)>>2; 2202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fac = fMultDiv2(ac->r00r, ac->r11r)>>1; 2222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else{ 2242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphar[1] = (fMultDiv2(ac->r01r, ac->r12r)>>1) - (fMultDiv2(ac->r01i, ac->r12i)>>1) - (fMultDiv2(ac->r02r, ac->r11r)>>1); 2252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphai[1] = (fMultDiv2(ac->r01i, ac->r12r)>>1) + (fMultDiv2(ac->r01r, ac->r12i)>>1) - (fMultDiv2(ac->r02i, ac->r11r)>>1); 2262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphar[0] = (fMultDiv2(ac->r01r, ac->det)>>(ac->det_scale+1)) + fMult(alphar[1], ac->r12r) + fMult(alphai[1], ac->r12i); 2282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project alphai[0] = (fMultDiv2(ac->r01i, ac->det)>>(ac->det_scale+1)) + fMult(alphai[1], ac->r12r) - fMult(alphar[1], ac->r12i); 2292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fac = fMultDiv2(ac->r00r, fMult(ac->det, ac->r11r))>>(ac->det_scale+1); 2312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(fac == FL2FXCONST_DBL(0.0f)){ 2342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quotaMatrix[timeIndex][r] = FL2FXCONST_DBL(0.0f); 2352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project signMatrix[timeIndex][r] = 0; 2362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* quotaMatrix is scaled with the factor RELAXATION 2392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project parse RELAXATION in fractional part and shift factor: 1/(1/0.524288 * 2^RELAXATION_SHIFT) */ 2402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL tmp,num,denom; 2412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numShift,denomShift,commonShift; 2422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sign; 2432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project num = fMultDiv2(alphar[0], ac->r01r) + fMultDiv2(alphai[0], ac->r01i) - fMultDiv2(alphar[1], fMult(ac->r02r, ac->r11r)) - fMultDiv2(alphai[1], fMult(ac->r02i, ac->r11r)); 2452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project num = fixp_abs(num); 2462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project denom = (fac>>1) + (fMultDiv2(fac,RELAXATION_FRACT)>>RELAXATION_SHIFT) - num; 2482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project denom = fixp_abs(denom); 2492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project num = fMult(num,RELAXATION_FRACT); 2512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project numShift = CountLeadingBits(num) - 2; 2532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project num = scaleValue(num, numShift); 2542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project denomShift = CountLeadingBits(denom); 2562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project denom = (FIXP_DBL)denom << denomShift; 2572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ((num > FL2FXCONST_DBL(0.0f)) && (denom != FL2FXCONST_DBL(0.0f))) { 2592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project commonShift = fixMin(numShift - denomShift + RELAXATION_SHIFT, DFRACT_BITS-1); 2602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (commonShift < 0) { 2612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project commonShift = -commonShift; 2622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project tmp = schur_div(num,denom,16); 2632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project commonShift = fixMin(commonShift,CountLeadingBits(tmp)); 2642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quotaMatrix[timeIndex][r] = tmp << commonShift; 2652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quotaMatrix[timeIndex][r] = schur_div(num,denom,16) >> commonShift; 2682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project quotaMatrix[timeIndex][r] = FL2FXCONST_DBL(0.0f); 2722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (ac->r11r != FL2FXCONST_DBL(0.0f)) { 2752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( ( (ac->r01r >= FL2FXCONST_DBL(0.0f) ) && ( ac->r11r >= FL2FXCONST_DBL(0.0f) ) ) 2762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ||( (ac->r01r < FL2FXCONST_DBL(0.0f) ) && ( ac->r11r < FL2FXCONST_DBL(0.0f) ) ) ) { 2772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sign = 1; 2782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sign = -1; 2812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sign = 1; 2852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(sign < 0) { 2882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project r2 = r; /* (INT) pow(-1, band); */ 2892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else { 2912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project r2 = r + 1; /* (INT) pow(-1, band+1); */ 2922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project signMatrix[timeIndex][r] = 1 - 2*(r2 & 0x1); 2942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 2952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 2962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nrgVector[timeIndex] += ((ac->r00r) >> fixMin(DFRACT_BITS-1,(2*qmfScale+autoCorrScaling + SCALE_NRGVEC))); 2972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* pNrgVectorFreq[r] finally has to be divided by noEstPerFrame, replaced division by shifting with one */ 2982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project pNrgVectorFreq[r] = pNrgVectorFreq[r] + ((ac->r00r) >> fixMin(DFRACT_BITS-1,(2*qmfScale+autoCorrScaling + SCALE_NRGVEC))); 2992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project blockLength = pBlockLength[1]; 3012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project k += stepSize; 3022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project timeIndex++; 3032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDK_ASSERT(noEstPerFrame == 2); 3072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project C_ALLOC_SCRATCH_END(realBuf, FIXP_DBL, 2*BAND_V_SIZE*NUM_V_COMBINE); 3102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project C_ALLOC_SCRATCH_END(ac, ACORR_COEFS, 1); 3112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 3122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 3142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 3152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Extracts the parameters required in the decoder to obtain the 3162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project correct tonal to noise ratio after SBR. 3172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Estimates the tonal to noise ratio of the original signal (using LPC). 3192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Predicts the tonal to noise ration of the SBR signal (in the decoder) by 3202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patching the tonal to noise ratio values similar to the patching of the 3212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project lowband in the decoder. Given the tonal to noise ratio of the original 3222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project and the SBR signal, it estimates the required amount of inverse filtering, 3232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project additional noise as well as any additional sines. 3242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return none. 3262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 3282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 3292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid 3302228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_TonCorrParamExtr(HANDLE_SBR_TON_CORR_EST hTonCorr,/*!< Handle to SBR_TON_CORR struct. */ 3312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_MODE* infVec, /*!< Vector where the inverse filtering levels will be stored. */ 3322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL * noiseLevels, /*!< Vector where the noise levels will be stored. */ 3332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT* missingHarmonicFlag, /*!< Flag set to one or zero, dependent on if any strong sines are missing.*/ 3342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR * missingHarmonicsIndex, /*!< Vector indicating where sines are missing. */ 3352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR * envelopeCompensation, /*!< Vector to store compensation values for the energies in. */ 3362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project const SBR_FRAME_INFO *frameInfo, /*!< Frame info struct, contains the time and frequency grid of the current frame.*/ 3372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR* transientInfo, /*!< Transient info.*/ 3382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR* freqBandTable, /*!< Frequency band tables for high-res.*/ 3392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nSfb, /*!< Number of scalefactor bands for high-res. */ 3402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project XPOS_MODE xposType, /*!< Type of transposer used in the decoder.*/ 3412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT sbrSyntaxFlags 3422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 3432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 3442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT band; 3452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT transientFlag = transientInfo[1] ; /*!< Flag indicating if a transient is present in the current frame. */ 3462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT transientPos = transientInfo[0]; /*!< Position of the transient.*/ 3472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT transientFrame, transientFrameInvfEst; 3482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INVF_MODE* infVecPtr; 3492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Determine if this is a frame where a transient starts... 3522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The detection of noise-floor, missing harmonics and invf_est, is not in sync for the 3542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project non-buf-opt decoder such as AAC. Hence we need to keep track on the transient in the 3552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project present frame as well as in the next. 3562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 3572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientFrame = 0; 3582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(hTonCorr->transientNextFrame){ /* The transient was detected in the previous frame, but is actually */ 3592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientFrame = 1; 3602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientNextFrame = 0; 3612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(transientFlag){ 3632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(transientPos + hTonCorr->transientPosOffset >= frameInfo->borders[frameInfo->nEnvelopes]){ 3642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientNextFrame = 1; 3652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else{ 3692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(transientFlag){ 3702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(transientPos + hTonCorr->transientPosOffset < frameInfo->borders[frameInfo->nEnvelopes]){ 3712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientFrame = 1; 3722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientNextFrame = 0; 3732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else{ 3752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientNextFrame = 1; 3762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 3792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientFrameInvfEst = transientFrame; 3802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 3832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Estimate the required invese filtereing level. 3842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 3852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hTonCorr->switchInverseFilt) 3862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKsbrEnc_qmfInverseFilteringDetector(&hTonCorr->sbrInvFilt, 3872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->quotaMatrix, 3882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->nrgVector, 3892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->indexVector, 3902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndexInvfEst, 3912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame + hTonCorr->frameStartIndexInvfEst, 3922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientFrameInvfEst, 3932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project infVec); 3942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 3952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 3962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Detect what tones will be missing. 3972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 3982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (xposType == XPOS_LC ){ 3992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKsbrEnc_SbrMissingHarmonicsDetectorQmf(&hTonCorr->sbrMissingHarmonicsDetector, 4002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->quotaMatrix, 4012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->signMatrix, 4022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->indexVector, 4032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project frameInfo, 4042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientInfo, 4052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project missingHarmonicFlag, 4062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project missingHarmonicsIndex, 4072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project freqBandTable, 4082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nSfb, 4092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project envelopeCompensation, 4102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->nrgVectorFreq); 4112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project else{ 4132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *missingHarmonicFlag = 0; 4142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(missingHarmonicsIndex,nSfb*sizeof(UCHAR)); 4152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 4202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Noise floor estimation 4212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 4222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project infVecPtr = hTonCorr->sbrInvFilt.prevInvfMode; 4242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKsbrEnc_sbrNoiseFloorEstimateQmf(&hTonCorr->sbrNoiseFloorEstimate, 4262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project frameInfo, 4272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noiseLevels, 4282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->quotaMatrix, 4292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->indexVector, 4302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project *missingHarmonicFlag, 4312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndex, 4322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame, 4332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project transientFrame, 4342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project infVecPtr, 4352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrSyntaxFlags); 4362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Store the invfVec data for the next frame...*/ 4392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(band = 0 ; band < hTonCorr->sbrInvFilt.noDetectorBands; band++){ 4402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->sbrInvFilt.prevInvfMode[band] = infVec[band]; 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/*! 4462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Searches for the closest match in the frequency master table. 4472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return closest entry. 4512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 4532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 4542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 4552228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectfindClosestEntry(INT goalSb, 4562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR *v_k_master, 4572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numMaster, 4582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT direction) 4592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 4602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT index; 4612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if( goalSb <= v_k_master[0] ) 4632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return v_k_master[0]; 4642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if( goalSb >= v_k_master[numMaster] ) 4662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return v_k_master[numMaster]; 4672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(direction) { 4692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project index = 0; 4702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project while( v_k_master[index] < goalSb ) { 4712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project index++; 4722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 4742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project index = numMaster; 4752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project while( v_k_master[index] > goalSb ) { 4762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project index--; 4772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 4792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return v_k_master[index]; 4812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 4822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 4852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 4862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief resets the patch 4872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return errorCode, noError if successful. 4912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 4922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 4932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 4942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectstatic INT 4952228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectresetPatch(HANDLE_SBR_TON_CORR_EST hTonCorr, /*!< Handle to SBR_TON_CORR struct. */ 4962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT xposctrl, /*!< Different patch modes. */ 4972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT highBandStartSb, /*!< Start band of the SBR range. */ 4982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR *v_k_master, /*!< Master frequency table from which all other table are derived.*/ 4992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numMaster, /*!< Number of elements in the master table. */ 5002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT fs, /*!< Sampling frequency. */ 5012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noChannels) /*!< Number of QMF-channels. */ 5022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 5032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT patch,k,i; 5042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT targetStopBand; 5052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project PATCH_PARAM *patchParam = hTonCorr->patchParam; 5072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sbGuard = hTonCorr->guard; 5092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sourceStartBand; 5102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT patchDistance; 5112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numBandsInPatch; 5122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT lsb = v_k_master[0]; /* Lowest subband related to the synthesis filterbank */ 5142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT usb = v_k_master[numMaster]; /* Stop subband related to the synthesis filterbank */ 5152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT xoverOffset = highBandStartSb - v_k_master[0]; /* Calculate distance in subbands between k0 and kx */ 5162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT goalSb; 5182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 5212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project * Initialize the patching parameter 5222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 5232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (xposctrl == 1) { 5252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project lsb += xoverOffset; 5262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project xoverOffset = 0; 5272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goalSb = (INT)( (2 * noChannels * 16000 + (fs>>1)) / fs ); /* 16 kHz band */ 5302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goalSb = findClosestEntry(goalSb, v_k_master, numMaster, 1); /* Adapt region to master-table */ 5312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* First patch */ 5332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sourceStartBand = hTonCorr->shiftStartSb + xoverOffset; 5342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project targetStopBand = lsb + xoverOffset; 5352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* even (odd) numbered channel must be patched to even (odd) numbered channel */ 5372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patch = 0; 5382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project while(targetStopBand < usb) { 5392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* To many patches */ 5412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (patch >= MAX_NUM_PATCHES) 5422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); /*Number of patches to high */ 5432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchParam[patch].guardStartBand = targetStopBand; 5452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project targetStopBand += sbGuard; 5462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchParam[patch].targetStartBand = targetStopBand; 5472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project numBandsInPatch = goalSb - targetStopBand; /* get the desired range of the patch */ 5492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( numBandsInPatch >= lsb - sourceStartBand ) { 5512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* desired number bands are not available -> patch whole source range */ 5522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchDistance = targetStopBand - sourceStartBand; /* get the targetOffset */ 5532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchDistance = patchDistance & ~1; /* rounding off odd numbers and make all even */ 5542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project numBandsInPatch = lsb - (targetStopBand - patchDistance); 5552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project numBandsInPatch = findClosestEntry(targetStopBand + numBandsInPatch, v_k_master, numMaster, 0) - 5562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project targetStopBand; /* Adapt region to master-table */ 5572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* desired number bands are available -> get the minimal even patching distance */ 5602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchDistance = numBandsInPatch + targetStopBand - lsb; /* get minimal distance */ 5612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchDistance = (patchDistance + 1) & ~1; /* rounding up odd numbers and make all even */ 5622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (numBandsInPatch <= 0) { 5642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patch--; 5652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else { 5662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchParam[patch].sourceStartBand = targetStopBand - patchDistance; 5672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchParam[patch].targetBandOffs = patchDistance; 5682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchParam[patch].numBandsInPatch = numBandsInPatch; 5692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patchParam[patch].sourceStopBand = patchParam[patch].sourceStartBand + numBandsInPatch; 5702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project targetStopBand += patchParam[patch].numBandsInPatch; 5722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* All patches but first */ 5752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sourceStartBand = hTonCorr->shiftStartSb; 5762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Check if we are close to goalSb */ 5782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if( fixp_abs(targetStopBand - goalSb) < 3) { 5792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project goalSb = usb; 5802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patch++; 5832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patch--; 5872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* if highest patch contains less than three subband: skip it */ 5892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if ( patchParam[patch].numBandsInPatch < 3 && patch > 0 ) { 5902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project patch--; 5912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project targetStopBand = patchParam[patch].targetStartBand + patchParam[patch].numBandsInPatch; 5922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 5932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->noOfPatches = patch + 1; 5952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 5972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Assign the index-vector, so we know where to look for the high-band. 5982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project -1 represents a guard-band. */ 5992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(k = 0; k < hTonCorr->patchParam[0].guardStartBand; k++) 6002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->indexVector[k] = k; 6012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(i = 0; i < hTonCorr->noOfPatches; i++) 6032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project { 6042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT sourceStart = hTonCorr->patchParam[i].sourceStartBand; 6052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT targetStart = hTonCorr->patchParam[i].targetStartBand; 6062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numberOfBands = hTonCorr->patchParam[i].numBandsInPatch; 6072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT startGuardBand = hTonCorr->patchParam[i].guardStartBand; 6082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(k = 0; k < (targetStart- startGuardBand); k++) 6102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->indexVector[startGuardBand+k] = -1; 6112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for(k = 0; k < numberOfBands; k++) 6132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->indexVector[targetStart+k] = sourceStart+k; 6142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return (0); 6172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 6202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 6212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Creates an instance of the tonality correction parameter module. 6222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The module includes modules for inverse filtering level estimation, 6242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project missing harmonics detection and noise floor level estimation. 6252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return errorCode, noError if successful. 6272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 6282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 6292228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT 6302228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_CreateTonCorrParamExtr(HANDLE_SBR_TON_CORR_EST hTonCorr, /*!< Pointer to handle to SBR_TON_CORR struct. */ 6312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT chan) /*!< Channel index, needed for mem allocation */ 6322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i; 6342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FIXP_DBL* quotaMatrix = GetRam_Sbr_quotaMatrix(chan); 6352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT* signMatrix = GetRam_Sbr_signMatrix(chan); 6362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear(hTonCorr, sizeof(SBR_TON_CORR_EST)); 6382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<MAX_NO_OF_ESTIMATES; i++) { 6402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->quotaMatrix[i] = quotaMatrix + (i*QMF_CHANNELS); 6412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->signMatrix[i] = signMatrix + (i*QMF_CHANNELS); 6422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 6432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKsbrEnc_CreateSbrMissingHarmonicsDetector (&hTonCorr->sbrMissingHarmonicsDetector, chan); 6452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return 0; 6472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 6482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 6522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 6532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Initialize an instance of the tonality correction parameter module. 6542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project The module includes modules for inverse filtering level estimation, 6562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project missing harmonics detection and noise floor level estimation. 6572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return errorCode, noError if successful. 6592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 6602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 6612228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT 6622228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_InitTonCorrParamExtr (INT frameSize, /*!< Current SBR frame size. */ 6632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_TON_CORR_EST hTonCorr, /*!< Pointer to handle to SBR_TON_CORR struct. */ 6642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project HANDLE_SBR_CONFIG_DATA sbrCfg, /*!< Pointer to SBR configuration parameters. */ 6652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT timeSlots, /*!< Number of time-slots per frame */ 6662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT xposCtrl, /*!< Different patch modes. */ 6672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT ana_max_level, /*!< Maximum level of the adaptive noise. */ 6682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noiseBands, /*!< Number of noise bands per octave. */ 6692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noiseFloorOffset, /*!< Noise floor offset. */ 6702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UINT useSpeechConfig) /*!< Speech or music tuning. */ 6712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 6722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT nCols = sbrCfg->noQmfSlots; 6732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT fs = sbrCfg->sampleFreq; 6742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noQmfChannels = sbrCfg->noQmfBands; 6752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT highBandStartSb = sbrCfg->freqBandTable[LOW_RES][0]; 6772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR *v_k_master = sbrCfg->v_k_master; 6782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numMaster = sbrCfg->num_Master; 6792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR **freqBandTable = sbrCfg->freqBandTable; 6812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT *nSfb = sbrCfg->nSfb; 6822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT i; 6842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 6852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 6862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Reset the patching and allocate memory for the quota matrix. 6872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Assing parameters for the LPC analysis. 6882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 6892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (sbrCfg->sbrSyntaxFlags & SBR_SYNTAX_LOW_DELAY) { 6902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (timeSlots) { 6912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case NUMBER_TIME_SLOTS_1920: 6922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[0] = 8 - LPC_ORDER; 6932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[1] = 7 - LPC_ORDER; 6942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimates = NO_OF_ESTIMATES_LD; 6952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame = sbrCfg->noQmfSlots / 7; 6962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndexInvfEst = 0; 6972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientPosOffset = FRAME_MIDDLE_SLOT_512LD; 6982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 6992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case NUMBER_TIME_SLOTS_2048: 7002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[0] = 8 - LPC_ORDER; 7012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[1] = 8 - LPC_ORDER; 7022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimates = NO_OF_ESTIMATES_LD; 7032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame = sbrCfg->noQmfSlots / 8; 7042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndexInvfEst = 0; 7052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientPosOffset = FRAME_MIDDLE_SLOT_512LD; 7062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 7072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7082228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } else 7092228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project switch (timeSlots) { 7102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case NUMBER_TIME_SLOTS_2048: 7112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[0] = 16 - LPC_ORDER; /* blockLength[0] */ 7122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[1] = 16 - LPC_ORDER; /* blockLength[0] */ 7132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimates = NO_OF_ESTIMATES_LC; 7142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame = sbrCfg->noQmfSlots / 16; 7152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndexInvfEst = 0; 7162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientPosOffset = FRAME_MIDDLE_SLOT_2048; 7172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 7182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project case NUMBER_TIME_SLOTS_1920: 7192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[0] = 15 - LPC_ORDER; /* blockLength[0] */ 7202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->lpcLength[1] = 15 - LPC_ORDER; /* blockLength[0] */ 7212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimates = NO_OF_ESTIMATES_LC; 7222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame = sbrCfg->noQmfSlots / 15; 7232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndexInvfEst = 0; 7242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientPosOffset = FRAME_MIDDLE_SLOT_1920; 7252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project break; 7262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project default: 7272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return -1; 7282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->bufferLength = nCols; 7312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->stepSize = hTonCorr->lpcLength[0] + LPC_ORDER; /* stepSize[0] implicitly 0. */ 7322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->nextSample = LPC_ORDER; /* firstSample */ 7342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->move = hTonCorr->numberOfEstimates - hTonCorr->numberOfEstimatesPerFrame; /* Number of estimates to move when buffering.*/ 7352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->startIndexMatrix = hTonCorr->numberOfEstimates - hTonCorr->numberOfEstimatesPerFrame; /* Where to store the latest estimations in the tonality Matrix.*/ 7362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->frameStartIndex = 0; /* Where in the tonality matrix the current frame (to be sent to the decoder) starts. */ 7372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->prevTransientFlag = 0; 7382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->transientNextFrame = 0; 7392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->noQmfChannels = noQmfChannels; 7412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project for (i=0; i<hTonCorr->numberOfEstimates; i++) { 7432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear (hTonCorr->quotaMatrix[i] , sizeof(FIXP_DBL)*noQmfChannels); 7442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKmemclear (hTonCorr->signMatrix[i] , sizeof(INT)*noQmfChannels); 7452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 7462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Reset the patch.*/ 7482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->guard = 0; 7492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->shiftStartSb = 1; 7502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(resetPatch(hTonCorr, 7522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project xposCtrl, 7532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project highBandStartSb, 7542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project v_k_master, 7552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project numMaster, 7562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fs, 7572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noQmfChannels)) 7582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 7592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(FDKsbrEnc_InitSbrNoiseFloorEstimate (&hTonCorr->sbrNoiseFloorEstimate, 7612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ana_max_level, 7622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project freqBandTable[LO], 7632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nSfb[LO], 7642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noiseBands, 7652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noiseFloorOffset, 7662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project timeSlots, 7672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project useSpeechConfig)) 7682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 7692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(FDKsbrEnc_initInvFiltDetector(&hTonCorr->sbrInvFilt, 7722228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->sbrNoiseFloorEstimate.freqBandTableQmf, 7732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->sbrNoiseFloorEstimate.noNoiseBands, 7742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project useSpeechConfig)) 7752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 7762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(FDKsbrEnc_InitSbrMissingHarmonicsDetector( 7802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project &hTonCorr->sbrMissingHarmonicsDetector, 7812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fs, 7822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project frameSize, 7832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nSfb[HI], 7842228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noQmfChannels, 7852228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimates, 7862228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->move, 7872228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->numberOfEstimatesPerFrame, 7882228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project sbrCfg->sbrSyntaxFlags)) 7892228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 7902228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7912228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7922228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7932228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return (0); 7942228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 7952228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7962228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7972228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 7982228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 7992228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 8002228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief resets tonality correction parameter module. 8012228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8022228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8032228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8042228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return errorCode, noError if successful. 8052228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8062228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 8072228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 8082228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectINT 8092228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_ResetTonCorrParamExtr(HANDLE_SBR_TON_CORR_EST hTonCorr, /*!< Handle to SBR_TON_CORR struct. */ 8102228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT xposctrl, /*!< Different patch modes. */ 8112228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT highBandStartSb, /*!< Start band of the SBR range. */ 8122228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR *v_k_master, /*!< Master frequency table from which all other table are derived.*/ 8132228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT numMaster, /*!< Number of elements in the master table. */ 8142228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT fs, /*!< Sampling frequency (of the SBR part). */ 8152228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project UCHAR ** freqBandTable, /*!< Frequency band table for low-res and high-res. */ 8162228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT* nSfb, /*!< Number of frequency bands (hig-res and low-res). */ 8172228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project INT noQmfChannels /*!< Number of QMF channels. */ 8182228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project ) 8192228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 8202228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8212228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Reset the patch.*/ 8222228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->guard = 0; 8232228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->shiftStartSb = 1; 8242228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8252228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(resetPatch(hTonCorr, 8262228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project xposctrl, 8272228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project highBandStartSb, 8282228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project v_k_master, 8292228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project numMaster, 8302228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project fs, 8312228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project noQmfChannels)) 8322228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 8332228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8342228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8352228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8362228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* Reset the noise floor estimate.*/ 8372228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(FDKsbrEnc_resetSbrNoiseFloorEstimate (&hTonCorr->sbrNoiseFloorEstimate, 8382228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project freqBandTable[LO], 8392228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nSfb[LO])) 8402228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 8412228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8422228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project /* 8432228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project Reset the inveerse filtereing detector. 8442228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project */ 8452228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(FDKsbrEnc_resetInvFiltDetector(&hTonCorr->sbrInvFilt, 8462228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->sbrNoiseFloorEstimate.freqBandTableQmf, 8472228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project hTonCorr->sbrNoiseFloorEstimate.noNoiseBands)) 8482228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 8492228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/* Reset the missing harmonics detector. */ 8502228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if(FDKsbrEnc_ResetSbrMissingHarmonicsDetector (&hTonCorr->sbrMissingHarmonicsDetector, 8512228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project nSfb[HI])) 8522228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return(1); 8532228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8542228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project return (0); 8552228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 8562228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8572228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8582228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8592228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8602228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8612228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 8622228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/*! 8632228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \brief Deletes the tonality correction paramtere module. 8642228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8652228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8662228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8672228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project \return none 8682228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8692228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project*/ 8702228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project/**************************************************************************/ 8712228e360595641dd906bf1773307f43d304f5b2The Android Open Source Projectvoid 8722228e360595641dd906bf1773307f43d304f5b2The Android Open Source ProjectFDKsbrEnc_DeleteTonCorrParamExtr (HANDLE_SBR_TON_CORR_EST hTonCorr) /*!< Handle to SBR_TON_CORR struct. */ 8732228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project{ 8742228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8752228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project if (hTonCorr) { 8762228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8772228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FreeRam_Sbr_quotaMatrix(hTonCorr->quotaMatrix); 8782228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8792228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FreeRam_Sbr_signMatrix(hTonCorr->signMatrix); 8802228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project 8812228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project FDKsbrEnc_DeleteSbrMissingHarmonicsDetector (&hTonCorr->sbrMissingHarmonicsDetector); 8822228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project } 8832228e360595641dd906bf1773307f43d304f5b2The Android Open Source Project} 884