diff -r 951a5db380a0 -r d87d32eab1a9 videoeditorengine/mp3aacManipLib/inc/AACAPI.h --- a/videoeditorengine/mp3aacManipLib/inc/AACAPI.h Fri Jan 29 14:08:33 2010 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,148 +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: -* -*/ - - - -#ifndef _MP3AACMANIPLIB_H_ -#define _MP3AACMANIPLIB_H_ - -#include "tool.h" -#include "sbr_codec.h" - -/* - Purpose: AAC decoder core. - Explanation: - - - Implemented in aacaud.cpp -*/ - -class CAACAudDec : public CBase -{ - -public: - - static CAACAudDec* NewL(int16 aNumCh, int16 aNumCCh); - ~CAACAudDec(); - - void GetFIL(TBitStream *bs, uint32 prevEleID); - int32 extension_payload(TBitStream *bs, int32 cnt, uint32 prevEleID); - - int16 numCh; - int16 numCCh; - int16 numOutCh; - int16 samplesPerFrame; - - CToolInfo **tool; - CMC_Info* mc_info; - CCInfo **ccInfo; - CWindowInfo **winInfo; - - /*-- Huffman tables. --*/ - Huffman_DecInfo **huf; - Huffman_DecSfInfo *sf_huf; - - SbrBitStream *sbrStream; - SBR_Decoder *sbrDecInfo; - -private: - void ConstructL(int16 aNumCh, int16 aNumCCh); - CAACAudDec(); - - TInt windowAmount; - -}; - -/* -* Methods for AAC gain manipulation --------------> -*/ - -/*-- Closes AAC decoder handle. --*/ -IMPORT_C CAACAudDec * -DeleteAACAudDec(CAACAudDec *aac); - -/*-- Creates AAC decoder handle. --*/ -IMPORT_C void -CreateAACAudDecL(CAACAudDec*& aDecHandle, int16 numCh, int16 numCCh); - - -/*-- Creates (e)AAC+ decoder handle. --*/ -IMPORT_C uint8 -CreateAACPlusAudDecL(CAACAudDec *aDecHandle, int16 sampleRateIdx, uint8 isStereo, uint8 isDualMono); - - -/*-- Initializes AAC decoder handle. --*/ -IMPORT_C void -InitAACAudDec(CAACAudDec *aac, int16 profile, int16 sampleRateIdx, uint8 is960); - -/*-- Resets AAC decoder handle. --*/ -IMPORT_C void -ResetAACAudDec(CAACAudDec *aac); - -/*-- Counts AAC frame length (and parses the frame at same cost). --*/ -IMPORT_C int16 -CountAACChunkLength(TBitStream *bs, CAACAudDec *aac, int16 *bytesInFrame); - -/*-- Stores global gain values. --*/ -IMPORT_C void -SetAACGlobalGains(TBitStream* bs, - uint8 numGains, uint8 *globalGain, uint32 *globalGainPos); - - -IMPORT_C void -SetAACPlusGlobalGains(TBitStream* bs, TBitStream* bsOut, CAACAudDec *aac, int16 gainChangeValue, - uint8 numGains, uint8 *globalGain, uint32 *globalGainPos); - - -/*-- Extracts global gain values. --*/ -IMPORT_C uint8 -GetAACGlobalGains(TBitStream* bs, CAACAudDec *aac, uint8 nBufs, uint8 *globalGain, uint32 *globalGainPos); - -/** - * - * Retrieves decoder specific information for the - * specified AAC encoder configuration. This information should be - * placed in the MP4/3GP header to describe the encoder - * parameters for the AAC decoder at the receiving end. - * - * @param aacInfo Handle to AAC configuration information - * @param pBuf Pointer to decoder specific information buffer - * @param nBytesInBuf Size of 'pBuf' - * - * @return Number of bytes in 'pBuf' - */ -IMPORT_C int16 -AACGetMP4ConfigInfo(int32 sampleRate, uint8 profile, uint8 nChannels, int16 frameLen, - uint8 *pBuf, uint8 nBytesInBuf); - - -/*-- Checks whether parametric stereo enabled in the AAC bitstream. --*/ -IMPORT_C uint8 -IsAACParametricStereoEnabled(CAACAudDec *aac); - - - -/*-- Checks whether SBR enabled in the AAC bitstream. --*/ -IMPORT_C uint8 -IsAACSBREnabled(CAACAudDec *aac); - - -/* -* <------- Methods for AAC gain manipulation -*/ - -#endif