videoeditorengine/mp3aacManipLib/MP3Gain/inc/mpif.h
author Mikael Laine <mikael.laine@ixonos.com>
Fri, 29 Jan 2010 14:08:33 +0200
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/*
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* Copyright (c) 2010 Ixonos Plc.
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - Initial contribution
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*
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* Contributors:
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* Ixonos Plc
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*
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* Description:
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*
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*/
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/**************************************************************************
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  mpif.h - Interchange format interface for MPEG Layer I/II/III.
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  Author(s): Juha Ojanpera
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  Copyright (c) 1999-2004 by Nokia Research Center, Speech and Audio Systems.
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  *************************************************************************/
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#ifndef MP_AIF_H_
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#define MP_AIF_H_
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/*-- Project Headers. --*/
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#include "defines.h"
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#include "auddef.h"
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#include "mstream.h"
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#include "MP3API.h"
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#include "AACAPI.h"
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/*
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   Purpose:     Parent structure for error checking.
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   Explanation: The number of bits that are protected varies between different 
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                versions (MPEG-1, MPEG-2). */
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/*
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typedef struct CRC_Check
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{
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  uint8 bufLen;                       // Length of 'crc_payload' 
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  int16 crc;                          // CRC error-check word.   
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} CRC_Check;
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*/
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/*
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 * Implemented interfaces.
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 */
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class TMpTransportHandle;
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void
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mpInitTransport(TMpTransportHandle *tHandle);
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SEEK_STATUS
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mpSyncTransport(TMpTransportHandle *tHandle, uint8 *syncBuf, 
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                uint32 syncBufLen, uint32 *readBits);
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int16
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GetSideInfoSlots(TMpTransportHandle *tHandle);
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int16
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GetSideInfoSlots(TMPEG_Header *header);
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int16
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MP_SeekSync(TMpTransportHandle *tHandle, uint8 *syncBuf, 
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            uint32 syncBufLen, int16 *readBytes, 
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            int16 *frameBytes, int16 *headerBytes,
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            uint8 initMode);
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int16
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MP_FreeMode(TMpTransportHandle *tHandle, uint8 *syncBuf, 
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            uint32 syncBufLen, int16 *readBytes, 
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            int16 *frameBytes, int16 *headerBytes);
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int16
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MP_EstimateBitrate(TMpTransportHandle *tHandle, uint8 isVbr);
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uint32
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MP_FileLengthInMs(TMpTransportHandle *tHandle, int32 fileSize);
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int32
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MP_GetSeekOffset(TMpTransportHandle *tHandle, int32 seekPos);
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int32
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MP_GetFrameTime(TMpTransportHandle *tHandle);
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#endif /*-- MP_AIF_H_ --*/