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/*
** Copyright 2003-2010, VisualOn, Inc.
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
/*******************************************************************************
File: interface.h
Content: psychoaccoustic/quantizer structures and interface
*******************************************************************************/
#ifndef _INTERFACE_H
#define _INTERFACE_H
#include "config.h"
#include "psy_const.h"
#include "psy_data.h"
#include "typedefs.h"
enum
{
MS_NONE = 0,
MS_SOME = 1,
MS_ALL = 2
};
enum
{
MS_ON = 1
};
struct TOOLSINFO {
Word16 msDigest;
Word16 msMask[MAX_GROUPED_SFB];
};
typedef struct {
Word16 sfbCnt;
Word16 sfbPerGroup;
Word16 maxSfbPerGroup;
Word16 windowSequence;
Word16 windowShape;
Word16 groupingMask;
Word16 sfbOffsets[MAX_GROUPED_SFB+1];
Word16 mdctScale;
Word32 *sfbEnergy;
Word32 *sfbSpreadedEnergy;
Word32 *sfbThreshold;
Word32 *mdctSpectrum;
Word32 sfbEnSumLR;
Word32 sfbEnSumMS;
Word32 sfbDist[MAX_GROUPED_SFB];
Word32 sfbDistNew[MAX_GROUPED_SFB];
Word16 sfbMinSnr[MAX_GROUPED_SFB];
Word16 minSfMaxQuant[MAX_GROUPED_SFB];
Word16 minScfCalculated[MAX_GROUPED_SFB];
Word16 prevScfLast[MAX_GROUPED_SFB];
Word16 prevScfNext[MAX_GROUPED_SFB];
Word16 deltaPeLast[MAX_GROUPED_SFB];
TNS_INFO tnsInfo;
} PSY_OUT_CHANNEL; /* Word16 size: 14 + 60(MAX_GROUPED_SFB) + 112(TNS_INFO) = 186 */
typedef struct {
struct TOOLSINFO toolsInfo;
Word16 groupedSfbOffset[MAX_CHANNELS][MAX_GROUPED_SFB+1]; /* plus one for last dummy offset ! */
Word16 groupedSfbMinSnr[MAX_CHANNELS][MAX_GROUPED_SFB];
} PSY_OUT_ELEMENT;
typedef struct {
/* information shared by both channels */
PSY_OUT_ELEMENT psyOutElement;
/* information specific to each channel */
PSY_OUT_CHANNEL psyOutChannel[MAX_CHANNELS];
}PSY_OUT;
void BuildInterface(Word32 *mdctSpectrum,
const Word16 mdctScale,
SFB_THRESHOLD *sfbThreshold,
SFB_ENERGY *sfbEnergy,
SFB_ENERGY *sfbSpreadedEnergy,
const SFB_ENERGY_SUM sfbEnergySumLR,
const SFB_ENERGY_SUM sfbEnergySumMS,
const Word16 windowSequence,
const Word16 windowShape,
const Word16 sfbCnt,
const Word16 *sfbOffset,
const Word16 maxSfbPerGroup,
const Word16 *groupedSfbMinSnr,
const Word16 noOfGroups,
const Word16 *groupLen,
PSY_OUT_CHANNEL *psyOutCh);
#endif /* _INTERFACE_H */
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