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/******************************** MPEG Audio Encoder **************************
(C) Copyright Fraunhofer IIS (2001)
All Rights Reserved
Please be advised that this software and/or program delivery is
Confidential Information of Fraunhofer and subject to and covered by the
Fraunhofer IIS Software Evaluation Agreement
between Google Inc. and Fraunhofer
effective and in full force since March 1, 2012.
You may use this software and/or program only under the terms and
conditions described in the above mentioned Fraunhofer IIS Software
Evaluation Agreement. Any other and/or further use requires a separate agreement.
This software and/or program is protected by copyright law and international
treaties. Any reproduction or distribution of this software and/or program,
or any portion of it, may result in severe civil and criminal penalties, and
will be prosecuted to the maximum extent possible under law.
$Id$
Initial author: M. Lohwasser
contents/description: pns_func.h
******************************************************************************/
#ifndef _PNS_FUNC_H
#define _PNS_FUNC_H
#include "common_fix.h"
#include "aacenc_pns.h"
#include "psy_data.h"
AAC_ENCODER_ERROR FDKaacEnc_InitPnsConfiguration(PNS_CONFIG *pnsConf,
INT bitRate,
INT sampleRate,
INT usePns,
INT sfbCnt,
const INT *sfbOffset,
const INT numChan,
const INT isLC );
void FDKaacEnc_PnsDetect( PNS_CONFIG *pnsConf,
PNS_DATA *pnsData,
const INT lastWindowSequence,
const INT sfbActive,
const INT maxSfbPerGroup,
FIXP_DBL *sfbThresholdLdData,
const INT *sfbOffset,
FIXP_DBL *mdctSpectrum,
INT *sfbMaxScaleSpec,
FIXP_SGL *sfbtonality,
int tnsOrder,
INT tnsPredictionGain,
INT tnsActive,
FIXP_DBL *sfbEnergyLdData,
INT *noiseNrg );
void FDKaacEnc_CodePnsChannel( const INT sfbActive,
PNS_CONFIG *pnsConf,
INT *pnsFlag,
FIXP_DBL *sfbEnergy,
INT *noiseNrg,
FIXP_DBL *sfbThreshold );
void FDKaacEnc_PreProcessPnsChannelPair( const INT sfbActive,
FIXP_DBL *sfbEnergyLeft,
FIXP_DBL *sfbEnergyRight,
FIXP_DBL *sfbEnergyLeftLD,
FIXP_DBL *sfbEnergyRightLD,
FIXP_DBL *sfbEnergyMid,
PNS_CONFIG *pnsConfLeft,
PNS_DATA *pnsDataLeft,
PNS_DATA *pnsDataRight );
void FDKaacEnc_PostProcessPnsChannelPair( const INT sfbActive,
PNS_CONFIG *pnsConf,
PNS_DATA *pnsDataLeft,
PNS_DATA *pnsDataRight,
INT *msMask,
INT *msDigest );
#endif /* _PNS_FUNC_H */
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