--- a/videoeditorengine/mp3aacManipLib/AACGain/inc/env_extr.h Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,295 +0,0 @@
-/*
-* Copyright (c) 2010 Ixonos Plc.
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - Initial contribution
-*
-* Contributors:
-* Ixonos Plc
-*
-* Description:
-*
-*/
-
-
-/*
- \file
- \brief Envelope extraction prototypes $Revision: 1.2.4.1 $
-*/
-
-/**************************************************************************
- env_extr.h - SBR bitstream demultiplexer interface + constants.
-
- Author(s): Juha Ojanpera
- Copyright (c) 2004 by Nokia Research Center, Multimedia Technologies.
- *************************************************************************/
-
-#ifndef SBR_BITDEMUX_H_
-#define SBR_BITDEMUX_H_
-
-/*-- Project Headers. --*/
-#include "sbr_codec.h"
-
-#define SBR_FREQ_SCALE_DEF (2)
-#define SBR_ALTER_SCALE_DEF (1)
-#define SBR_NOISE_BANDS_DEF (2)
-
-#define SBR_LIMITER_BANDS_DEF (2)
-#define SBR_LIMITER_GAINS_DEF (2)
-#define SBR_INTERPOL_FREQ_DEF (1)
-#define SBR_SMOOTHING_LENGTH_DEF (1)
-
-#define SBR_AMP_RES_1_5 (0)
-#define SBR_AMP_RES_3_0 (1)
-
-#define FIXFIX (0)
-#define FIXVAR (1)
-#define VARFIX (2)
-#define VARVAR (3)
-
-#define SBR_UPSAMPLE_FAC (2)
-#define NO_SYNTHESIS_CHANNELS (64)
-#define NO_ANALYSIS_CHANNELS (NO_SYNTHESIS_CHANNELS / SBR_UPSAMPLE_FAC)
-#define MAX_NOISE_ENVELOPES (2)
-#define MAX_NOISE_COEFFS (8)
-#define MAX_NUM_NOISE_VALUES (MAX_NOISE_ENVELOPES * MAX_NOISE_COEFFS)
-#define MAX_NUM_LIMITERS (12)
-#define MAX_ENVELOPES (8)
-#define MAX_FREQ_COEFFS (48)
-#define MAX_FREQ_COEFFS_FS44100 (35)
-#define MAX_FREQ_COEFFS_FS48000 (32)
-#define MAX_NUM_ENVELOPE_VALUES (MAX_ENVELOPES * MAX_FREQ_COEFFS)
-#define MAX_INVF_BANDS (MAX_NOISE_COEFFS)
-#define SBR_PARAMETRIC_STEREO_ID (2)
-
-/**
- * SBR header status.
- */
-typedef enum
-{
- HEADER_OK,
- HEADER_RESET,
- CONCEALMENT,
- HEADER_NOT_INITIALIZED
-
-} SBR_HEADER_STATUS;
-
-/**
- * SBR codec status.
- */
-typedef enum
-{
- SBR_NOT_INITIALIZED,
- UPSAMPLING,
- SBR_ACTIVE
-
-} SBR_SYNC_STATE;
-
-/**
- * SBR coupling modes.
- */
-typedef enum
-{
- COUPLING_OFF,
- COUPLING_LEVEL,
- COUPLING_BAL
-
-} COUPLING_MODE;
-
-/**
- * Frequency scale tables for SBR.
- */
-typedef struct FreqBandDataStr
-{
- uint8 nSfb[2];
- uint8 nNfb;
- uint8 numMaster;
- uint8 noLimiterBands;
- uint8 nInvfBands;
- uint8 v_k_master[MAX_FREQ_COEFFS + 1];
-
-} FreqBandData;
-
-/**
- * SBR header element.
- */
-typedef struct SbrHeaderDataStr
-{
- SBR_SYNC_STATE syncState;
- uint8 numberTimeSlots;
- uint8 timeStep;
- uint16 codecFrameSize;
- int32 outSampleRate;
-
- uint8 ampResolution;
-
- uint8 startFreq;
- uint8 stopFreq;
- uint8 xover_band;
- uint8 freqScale;
- uint8 alterScale;
- uint8 noise_bands;
-
- uint8 limiterBands;
- uint8 limiterGains;
- uint8 interpolFreq;
- uint8 smoothingLength;
-
- FreqBandData *hFreqBandData;
-
-} SbrHeaderData;
-
-/**
- * SBR frame info element.
- */
-typedef struct FRAME_INFOStr
-{
- uint8 frameClass;
- uint8 nEnvelopes;
- uint8 freqRes;
- uint8 nNoiseEnvelopes;
-
-} FRAME_INFO;
-
-/**
- * SBR grid info element.
- */
-typedef struct SbrGridInfoStr
-{
- uint8 bs_num_env;
-
- uint8 bs_pointer;
- uint8 bs_num_rel[2];
- uint8 bs_var_board[2];
- uint8 bs_rel_board_0[4];
- uint8 bs_rel_board_1[4];
-
-} SbrGridInfo;
-
-/**
- * SBR frame data element.
- */
-typedef struct SbrFrameDataStr
-{
- uint8 dataPresent;
-
- FRAME_INFO frameInfo;
- SbrGridInfo sbrGridInfo;
-
- uint8 domain_vec;
- uint8 domain_vec_noise;
-
- uint16 sbr_invf_mode;
- COUPLING_MODE coupling;
-
- uint8 isSinesPresent;
- uint32 addHarmonics[2];
-
- int8 iEnvelope[MAX_NUM_ENVELOPE_VALUES];
- int8 sbrNoiseFloorLevel[MAX_NUM_NOISE_VALUES];
-
-} SbrFrameData;
-
-/**
- * SBR extension data element.
- */
-typedef struct SbrExtensionDataStr
-{
- uint8 writePsData;
- uint8 extensionDataPresent;
- int16 byteCount;
- uint8 extension_id;
- int16 extDataBufLen;
- uint8 *extensioData;
-
-} SbrExtensionData;
-
-/**
- * Reads SBR single channel element.
- *
- * @param hHeaderData Handle to SBR header data
- * @param hFrameData Handle to SBR frame data
- * @param sbrExtData Handle to SBR extension data
- * @param bs Input bitstream
- * @param decVal Volume level adjustment factor
- * @param isMono 1 if mono SBR bitstream, 0 otherwise
- * @return Error code, 0 on success
- *
- */
-int16
-sbrGetSCE(SbrHeaderData *hHeaderData,
- SbrFrameData *hFrameData,
- SbrExtensionData *sbrExtData,
- TBitStream *bs,
- int16 decVal,
- uint8 isMono);
-
-/**
- * Reads SBR channel pair element.
- *
- * @param hHeaderData Handle to SBR header data
- * @param hFrameDataLeft Handle to left channel SBR frame data
- * @param hFrameDataRight Handle to right channel SBR frame data
- * @param sbrExtData Handle to SBR extension data
- * @param bs Input bitstream
- * @param decVal Volume level adjustment factor
- * @return Error code, 0 on success
- *
- */
-int16
-sbrGetCPE(SbrHeaderData *hHeaderData,
- SbrFrameData *hFrameDataLeft,
- SbrFrameData *hFrameDataRight,
- SbrExtensionData *sbrExtData,
- TBitStream *bs,
- int16 decVal);
-
-/**
- * Reads SBR header element.
- *
- * @param hHeaderData Handle to SBR header data
- * @param bs Input bitstream
- * @return Status of header processing, see status codes
- *
- */
-SBR_HEADER_STATUS
-sbrGetHeaderData(SbrHeaderData *h_sbr_header,
- TBitStream *bs);
-
-/**
- * Initalizes SBR header element.
- *
- * @param hHeaderData Handle to SBR header data
- * @param FreqBandData Handle to SBR frequency scale data
- * @param sampleRate Sampling rate of AAC bitstream
- * @param samplesPerFrame Number of samples in a frame (1024 or 960)
- *
- */
-void
-initHeaderData(SbrHeaderData *headerData,
- FreqBandData *FreqBandData,
- int32 sampleRate,
- int16 samplesPerFrame);
-
-/**
- * Initalizes SBR frequency scale tables.
- *
- * @param hHeaderData Handle to SBR header data
- * @return Error code, 0 on success
- *
- */
-int16
-resetFreqBandTables(SbrHeaderData *hHeaderData);
-
-FLOAT
-FloatFR_logDualis(int16 a);
-
-FLOAT
-FloatFR_getNumOctaves(int16 a, int16 b);
-
-#endif /*-- SBR_BITDEMUX_H_ --*/