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