h263dec.h
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上传日期:2007-06-06
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- /* ***** 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 __H263DEC_H__
- #define __H263DEC_H__
- /****************************************************************************
- * Includes
- */
- #include "mdpkt.h"
- class DLLAccessBridge;
- /****************************************************************************
- * CH263Decoder
- */
- class CH263Decoder
- {
- public:
- CH263Decoder(IUnknown* pContext = NULL);
- ~CH263Decoder();
- virtual HX_RESULT InitDecoder(HXxSize* pSize);
- UINT32 GetPreviousFrameType() { return m_ulPreviousFrameType; }
- BOOL IsMoreFramesPending() { return m_bMoreFrames; }
- HX_RESULT DecodeFrame(CMediaPacket* pFrameToDeocde,
- UINT8* pDecodedBuf,
- HXxSize* pFrameDims = NULL);
-
- HX_RESULT CloseDecoder();
- protected:
- virtual BOOL OS_BuildLibName(char *pLibName,
- UINT32 ulLibNameBufLen,
- INT32 nIndex=0);
-
- virtual BOOL LoadCodecFunctions();
- virtual HX_RESULT VerifyInput(CMediaPacket* pFrameToDecode,
- H263DecoderInParams* pInput)
- {return HXR_OK;}
- UINT32 m_ulPreviousFrameType;
- FPTRANSFORMINIT m_fpH263Init;
- FPTRANSFORMFREE m_fpH263Free;
- FPTRANSFORMHXV10TOYUV m_fpH263Transform;
-
- IUnknown* m_pContext;
- DLLAccessBridge* m_pCodecAccess;
- void* m_pDecoderState;
- HXV10_INIT m_InitParams;
- BOOL m_bMoreFrames;
- };
- #endif // __H263DEC_H__