mp4afmt.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 __MP4AUDFMT_H__
- #define __MP4AUDFMT_H__
- /****************************************************************************
- * Defines
- */
- /****************************************************************************
- * Includes
- */
- #include "audrendf.h"
- #include "hxformt.h"
- #include "mp4adec.h"
- #include "tsconvrt.h"
- #include "fmtfact.h"
- /****************************************************************************
- * Globals
- */
- class CMP4AudioRenderer;
- class IMP4APayloadFormat;
- /****************************************************************************
- * CMP4AudioFormat
- */
- class CMP4AudioFormat : public CAudioFormat
- {
- public:
- /*
- * Constructor/Destructor
- */
- CMP4AudioFormat(IHXCommonClassFactory* pCommonClassFactory,
- CMP4AudioRenderer* pMP4AudioRenderer);
- virtual ~CMP4AudioFormat();
-
- /*
- * Public and Customizable functionality - derived
- */
- virtual HX_RESULT Init(IHXValues* pHeader);
- virtual ULONG32 GetDefaultPreroll(IHXValues* pValues);
-
- virtual void Reset(void);
- virtual BOOL CanChangeAudioStream();
- protected:
- /*
- * Protected but Customizable functionality - derived
- */
- virtual CMediaPacket* CreateAssembledPacket(IHXPacket* pCodecData);
- virtual HX_RESULT DecodeAudioData(HXAudioData& audioData,
- BOOL bFlushCodec);
- virtual HX_RESULT CheckDecoderInstance(IHXAudioDecoder* pInst) {return HXR_OK;}
- virtual CMP4ADecoder* CreateDecoder() {return new CMP4ADecoder;}
- virtual void ProcessAssembledFrame(CMediaPacket* pFrame) {}
-
- void RegisterPayloadFormats();
- void _Reset(void);
- HX_RESULT ConfigureRssm(ULONG32 ulAnchorInMs);
- HX_RESULT UpdateAudioFormat(ULONG32& ulAnchorTime, BOOL bForceUpdate = FALSE);
- PayloadFormatFactory m_fmtFactory;
- IMP4APayloadFormat* m_pRssm;
- BOOL m_bNewAssembledFrame;
- ULONG32 m_ulAUDuration;
- ULONG32 m_ulLastDecodedEndTime;
- ULONG32 m_ulLastFrameTime;
- ULONG32 m_ulCodecDelayMs;
- BOOL m_bCanChangeAudioStream;
- ULONG32 m_ulMaxDecoderOutputSamples;
- ULONG32 m_ulMaxDecoderOutputBytes;
- UINT8* m_pDecoderBuffer;
- UINT32 m_ulDecoderBufferSize;
- IHXAudioDecoder* m_pDecoderInstance;
- CMP4AudioRenderer* m_pMP4AudioRenderer;
- CMP4ADecoder* m_pDecoderModule;
- CTSConverter m_InputTSConverter;
- CTSConverter m_TSConverter;
- };
- #endif // __MP4AUDFMT_H__