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/******************************** MPEG Audio Encoder **************************
(C) Copyright Fraunhofer IIS (1999)
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.Werner
contents/description: Interface psychoaccoustic/quantizer
******************************************************************************/
#ifndef _INTERFACE_H
#define _INTERFACE_H
#include "common_fix.h"
#include "psy_data.h"
#include "aacenc_tns.h"
enum
{
MS_NONE = 0,
MS_SOME = 1,
MS_ALL = 2
};
enum
{
MS_ON = 1
};
struct TOOLSINFO {
INT msDigest; /* 0 = no MS; 1 = some MS, 2 = all MS */
INT msMask[MAX_GROUPED_SFB];
};
typedef struct {
INT sfbCnt;
INT sfbPerGroup;
INT maxSfbPerGroup;
INT lastWindowSequence;
INT windowShape;
INT groupingMask;
INT sfbOffsets[MAX_GROUPED_SFB+1];
INT mdctScale; /* number of transform shifts */
INT groupLen[MAX_NO_OF_GROUPS];
TNS_INFO tnsInfo;
INT noiseNrg[MAX_GROUPED_SFB];
INT isBook[MAX_GROUPED_SFB];
INT isScale[MAX_GROUPED_SFB];
/* memory located in QC_OUT_CHANNEL */
FIXP_DBL *mdctSpectrum;
FIXP_DBL *sfbEnergy;
FIXP_DBL *sfbSpreadEnergy;
FIXP_DBL *sfbThresholdLdData;
FIXP_DBL *sfbMinSnrLdData;
FIXP_DBL *sfbEnergyLdData;
}PSY_OUT_CHANNEL;
typedef struct {
/* information specific to each channel */
PSY_OUT_CHANNEL* psyOutChannel[(2)];
/* information shared by both channels */
INT commonWindow;
struct TOOLSINFO toolsInfo;
} PSY_OUT_ELEMENT;
typedef struct {
PSY_OUT_ELEMENT* psyOutElement[(6)];
PSY_OUT_CHANNEL* pPsyOutChannels[(6)];
}PSY_OUT;
#endif /* _INTERFACE_H */
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