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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): Christian Griebel
Description: Dynamic range control (DRC) decoder tool for AAC
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 AACDEC_DRC_H
#define AACDEC_DRC_H
#include "tp_data.h" /* for program config element support */
#include "aacdec_drc_types.h"
#include "channel.h"
#include "FDK_bitstream.h"
#define AACDEC_DRC_DEFAULT_REF_LEVEL ( 108 ) /* -27 dB below full scale (typical for movies) */
#define AACDEC_DRC_DFLT_EXPIRY_FRAMES ( 40 ) /* Default DRC data expiry time in AAC frames */
#define MAX_SBR_SYN_CHAN ( 64 )
#define MAX_SBR_COLS ( 32 )
/**
* \brief DRC module setting parameters
*/
typedef enum
{
DRC_CUT_SCALE = 0,
DRC_BOOST_SCALE,
TARGET_REF_LEVEL,
DRC_BS_DELAY,
DRC_DATA_EXPIRY_FRAME,
APPLY_HEAVY_COMPRESSION
} AACDEC_DRC_PARAM;
/**
* \brief DRC module interface functions
*/
void aacDecoder_drcInit (
HANDLE_AAC_DRC self );
void aacDecoder_drcInitChannelData (
CDrcChannelData *pDrcChannel );
AAC_DECODER_ERROR aacDecoder_drcSetParam (
HANDLE_AAC_DRC self,
AACDEC_DRC_PARAM param,
INT value );
int aacDecoder_drcMarkPayload (
HANDLE_AAC_DRC self,
HANDLE_FDK_BITSTREAM hBs,
AACDEC_DRC_PAYLOAD_TYPE type );
int aacDecoder_drcProlog (
HANDLE_AAC_DRC self,
HANDLE_FDK_BITSTREAM hBs,
CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo[],
UCHAR pceInstanceTag,
UCHAR channelMapping[],
int numChannels );
void aacDecoder_drcApply (
HANDLE_AAC_DRC self,
void *pSbrDec,
CAacDecoderChannelInfo *pAacDecoderChannelInfo,
CDrcChannelData *pDrcDat,
int ch,
int aacFrameSize,
int bSbrPresent );
int aacDecoder_drcEpilog (
HANDLE_AAC_DRC self,
HANDLE_FDK_BITSTREAM hBs,
CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo[],
UCHAR pceInstanceTag,
UCHAR channelMapping[],
int validChannels );
#endif /* AACDEC_DRC_H */
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