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/************************* Fast MPEG AAC 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. Schug / A. Groeschel
contents/description: threshold calculations
******************************************************************************/
#ifndef __ADJ_THR_DATA_H
#define __ADJ_THR_DATA_H
#include "psy_const.h"
typedef struct {
FIXP_DBL clipSaveLow, clipSaveHigh;
FIXP_DBL minBitSave, maxBitSave;
FIXP_DBL clipSpendLow, clipSpendHigh;
FIXP_DBL minBitSpend, maxBitSpend;
} BRES_PARAM;
typedef struct {
INT modifyMinSnr;
INT startSfbL, startSfbS;
} AH_PARAM;
typedef struct {
FIXP_DBL maxRed;
FIXP_DBL startRatio;
FIXP_DBL maxRatio;
FIXP_DBL redRatioFac;
FIXP_DBL redOffs;
} MINSNR_ADAPT_PARAM;
typedef struct {
/* parameters for bitreservoir control */
INT peMin, peMax;
/* constant offset to pe */
INT peOffset;
/* constant PeFactor */
FIXP_DBL bits2PeFactor_m;
INT bits2PeFactor_e;
/* avoid hole parameters */
AH_PARAM ahParam;
/* values for correction of pe */
/* paramters for adaptation of minSnr */
MINSNR_ADAPT_PARAM minSnrAdaptParam;
INT peLast;
INT dynBitsLast;
FIXP_DBL peCorrectionFactor_m;
INT peCorrectionFactor_e;
/* vbr encoding */
FIXP_DBL vbrQualFactor;
FIXP_DBL chaosMeasureOld;
/* threshold weighting */
FIXP_DBL chaosMeasureEnFac[(2)];
INT lastEnFacPatch[(2)];
} ATS_ELEMENT;
typedef struct {
BRES_PARAM bresParamLong, bresParamShort;
ATS_ELEMENT* adjThrStateElem[(6)];
} ADJ_THR_STATE;
#endif
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