mirror of https://github.com/tasks/tasks
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
144 lines
3.8 KiB
C
144 lines
3.8 KiB
C
/*
|
|
** 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: qc_data.h
|
|
|
|
Content: Quantizing & coding structures
|
|
|
|
*******************************************************************************/
|
|
|
|
#ifndef _QC_DATA_H
|
|
#define _QC_DATA_H
|
|
|
|
#include "psy_const.h"
|
|
#include "dyn_bits.h"
|
|
#include "adj_thr_data.h"
|
|
|
|
|
|
#define MAX_MODES 10
|
|
|
|
typedef enum {
|
|
MODE_INVALID = 0,
|
|
MODE_1, /* mono */
|
|
MODE_1_1, /* dual mono */
|
|
MODE_2 /* stereo */
|
|
} ENCODER_MODE;
|
|
|
|
typedef enum {
|
|
ID_SCE=0, /* Single Channel Element */
|
|
ID_CPE=1, /* Channel Pair Element */
|
|
ID_CCE=2, /* Coupling Channel Element */
|
|
ID_LFE=3, /* LFE Channel Element */
|
|
ID_DSE=4, /* current one DSE element for ancillary is supported */
|
|
ID_PCE=5,
|
|
ID_FIL=6,
|
|
ID_END=7
|
|
}ELEMENT_TYPE;
|
|
|
|
typedef struct {
|
|
ELEMENT_TYPE elType;
|
|
Word16 instanceTag;
|
|
Word16 nChannelsInEl;
|
|
Word16 ChannelIndex[MAX_CHANNELS];
|
|
} ELEMENT_INFO;
|
|
|
|
typedef struct {
|
|
Word32 paddingRest;
|
|
} PADDING;
|
|
|
|
|
|
/* Quantizing & coding stage */
|
|
|
|
struct QC_INIT{
|
|
ELEMENT_INFO *elInfo;
|
|
Word16 maxBits; /* maximum number of bits in reservoir */
|
|
Word16 averageBits; /* average number of bits we should use */
|
|
Word16 bitRes;
|
|
Word16 meanPe;
|
|
Word32 chBitrate;
|
|
Word16 maxBitFac;
|
|
Word32 bitrate;
|
|
|
|
PADDING padding;
|
|
};
|
|
|
|
typedef struct
|
|
{
|
|
Word16 *quantSpec; /* [FRAME_LEN_LONG]; */
|
|
UWord16 *maxValueInSfb; /* [MAX_GROUPED_SFB]; */
|
|
Word16 *scf; /* [MAX_GROUPED_SFB]; */
|
|
Word16 globalGain;
|
|
Word16 mdctScale;
|
|
Word16 groupingMask;
|
|
SECTION_DATA sectionData;
|
|
Word16 windowShape;
|
|
} QC_OUT_CHANNEL;
|
|
|
|
typedef struct
|
|
{
|
|
Word16 adtsUsed;
|
|
Word16 staticBitsUsed; /* for verification purposes */
|
|
Word16 dynBitsUsed; /* for verification purposes */
|
|
Word16 pe;
|
|
Word16 ancBitsUsed;
|
|
Word16 fillBits;
|
|
} QC_OUT_ELEMENT;
|
|
|
|
typedef struct
|
|
{
|
|
QC_OUT_CHANNEL qcChannel[MAX_CHANNELS];
|
|
QC_OUT_ELEMENT qcElement;
|
|
Word16 totStaticBitsUsed; /* for verification purposes */
|
|
Word16 totDynBitsUsed; /* for verification purposes */
|
|
Word16 totAncBitsUsed; /* for verification purposes */
|
|
Word16 totFillBits;
|
|
Word16 alignBits;
|
|
Word16 bitResTot;
|
|
Word16 averageBitsTot;
|
|
} QC_OUT;
|
|
|
|
typedef struct {
|
|
Word32 chBitrate;
|
|
Word16 averageBits; /* brutto -> look ancillary.h */
|
|
Word16 maxBits;
|
|
Word16 bitResLevel;
|
|
Word16 maxBitResBits;
|
|
Word16 relativeBits; /* Bits relative to total Bits scaled down by 2 */
|
|
} ELEMENT_BITS;
|
|
|
|
typedef struct
|
|
{
|
|
/* this is basically struct QC_INIT */
|
|
Word16 averageBitsTot;
|
|
Word16 maxBitsTot;
|
|
Word16 globStatBits;
|
|
Word16 nChannels;
|
|
Word16 bitResTot;
|
|
|
|
Word16 maxBitFac;
|
|
|
|
PADDING padding;
|
|
|
|
ELEMENT_BITS elementBits;
|
|
ADJ_THR_STATE adjThr;
|
|
|
|
Word16 logSfbFormFactor[MAX_CHANNELS][MAX_GROUPED_SFB];
|
|
Word16 sfbNRelevantLines[MAX_CHANNELS][MAX_GROUPED_SFB];
|
|
Word16 logSfbEnergy[MAX_CHANNELS][MAX_GROUPED_SFB];
|
|
} QC_STATE;
|
|
|
|
#endif /* _QC_DATA_H */
|