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/***************************** MPEG-4 AAC Decoder **************************
(C) Copyright Fraunhofer IIS (2004)
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.
$Id$
Author(s): Josef Hoepfl
Description: independent channel concealment
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.
******************************************************************************/
#ifndef _CONCEAL_H_
#define _CONCEAL_H_
#include "aacdecoder_lib.h"
#include "channelinfo.h"
#define AACDEC_CONCEAL_PARAM_NOT_SPECIFIED ( 0xFFFE )
void CConcealment_InitCommonData (CConcealParams *pConcealCommonData);
void CConcealment_InitChannelData (CConcealmentInfo *hConcealmentInfo,
CConcealParams *pConcealCommonData,
int samplesPerFrame);
CConcealmentMethod
CConcealment_GetMethod (CConcealParams *pConcealCommonData);
UINT
CConcealment_GetDelay (CConcealParams *pConcealCommonData);
AAC_DECODER_ERROR
CConcealment_SetParams (CConcealParams *concealParams,
int method,
int fadeOutSlope,
int fadeInSlope,
int muteRelease,
int comfNoiseLevel);
CConcealmentState
CConcealment_GetState (CConcealmentInfo *hConcealmentInfo);
AAC_DECODER_ERROR
CConcealment_SetAttenuation (CConcealParams *concealParams,
SHORT *fadeOutAttenuationVector,
SHORT *fadeInAttenuationVector);
void CConcealment_Store (CConcealmentInfo *hConcealmentInfo,
CAacDecoderChannelInfo *pAacDecoderChannelInfo,
CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo );
int CConcealment_Apply (CConcealmentInfo *hConcealmentInfo,
CAacDecoderChannelInfo *pAacDecoderChannelInfo,
CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo,
const SamplingRateInfo *pSamplingRateInfo,
const int samplesPerFrame,
const UCHAR lastLpdMode,
const int FrameOk,
const UINT flags);
FIXP_DBL
CConcealment_GetFadeFactor (CConcealmentInfo *hConcealmentInfo,
const int fPreviousFactor);
int CConcealment_GetLastFrameOk (CConcealmentInfo *hConcealmentInfo,
const int fBeforeApply);
#endif /* #ifndef _CONCEAL_H_ */
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