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pktparse.h
Package: 142_61_thumb_advanced.rar [view]
Upload User: dangjiwu
Upload Date: 2013-07-19
Package Size: 42019k
Code Size: 4k
Category:
Symbian
Development Platform:
Visual C++
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _PKTPARSE_H_
- #define _PKTPARSE_H_
- class CRnMp3Ren;
- /***********************************************************
- * CPacketParser: Base class packet parser and decoder
- */
- class CPacketParser
- {
- public:
- CPacketParser();
- virtual ~CPacketParser();
- virtual HX_RESULT Init (CRnMp3Ren* pRenderer,
- IHXCommonClassFactory* pClassFactory);
- virtual HX_RESULT AddPacket (IHXPacket* pPacket,
- INT32 streamOffsetTime) PURE;
- virtual HX_RESULT RenderAll (void) PURE;
- inline virtual void EndOfPackets (void) { m_bEndOfPackets = TRUE; }
- inline virtual UINT32 GetChannels (void) { return m_ulChannels; }
- inline virtual double GetTimePerPkt (void) { return m_dFrameTime; }
- inline virtual void Begin (UINT32 time) { m_dNextPts = 0.0; }
- inline virtual void PreSeek (void)
- {
- HX_DELETE(m_pDecoder);
- m_ulDecBufBytes = 0;
- }
- inline virtual void PostSeek (UINT32 time) { HX_DELETE(m_pDecoder);
- m_ulDecBufBytes = 0;
- m_dNextPts = 0.0;
- HX_RELEASE(m_pLastPCMBuffer); }
- void OverrideFactory(IHXCommonClassFactory* pCommonClassFactory);
- void SetTrustPackets(BOOL bTrust) { m_bTrustPackets = bTrust; }
- protected:
- virtual BOOL InitDecoder(UCHAR *pBuffer, UINT32 ulSize, BOOL bReInit);
- UINT32 DecodeAndRender(UCHAR* pDec, UINT32 ulSize, double dTime,
- BOOL bPacketLoss);
- BOOL DidSourceChange(UCHAR *pHeader, UINT32 ulSize);
- UCHAR* m_pBufHead;
- UCHAR* m_pDecBuffer;
- UINT32 m_ulDecBufBytes;
- CMp3Format* m_pFmt;
- CRnMp3Ren* m_pRenderer;
- CMpaDecObj* m_pDecoder;
- BOOL m_bReformatted;
- BOOL m_bTrustPackets;
- IHXCommonClassFactory* m_pClassFactory;
- IHXBuffer* m_pLastPCMBuffer;
- double m_dLastPCMTime;
- int m_nLayer;
- UINT32 m_ulBitRate;
- UINT32 m_ulChannels;
- UINT16 m_nWaveBufSize;
- double m_dFrameTime;
- double m_dNextPts;
- BOOL m_bEndOfPackets;
- static const UINT32 DEC_BUFFER_SIZE;
- };
- #endif // _PKTPARSE_H_