recordctl.h

来自「symbian 下的helix player源代码」· C头文件 代码 · 共 116 行

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: recordctl.h,v 1.3.36.1 2004/07/09 02:05:58 hubbe Exp $
 * 
 * Portions Copyright (c) 1995-2004 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 (the "RPSL") available at
 * http://www.helixcommunity.org/content/rpsl unless you have licensed
 * the file under the current version of the RealNetworks Community
 * Source License (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.
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL") in which case the provisions of the GPL are applicable
 * instead of those above. If you wish to allow use of your version of
 * this file only under the terms of the GPL, and not to allow others
 * to use your version of this file under the terms of either the RPSL
 * or RCSL, indicate your decision by deleting the provisions above
 * and replace them with the notice and other provisions required by
 * the GPL. If you do not delete the provisions above, a recipient may
 * use your version of this file under the terms of any one of the
 * RPSL, the RCSL or the GPL.
 * 
 * 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 _RECORDCTL_H_
#define _RECORDCTL_H_

#include "unkimp.h"
#include "hxformt.h"
#include "hxrecord.h"
#include "carray.h"
#include "hxslist.h"

typedef struct _PendingPutPacket
{
    IHXPacket*	pPacket;
    INT32       nTimeOffset;

} PendingPutPacket;


class HXRecordControl :	public IHXFormatResponse
{
public:
    HXRecordControl(IUnknown* pUnkPlayer, IUnknown* pUnkSource);

    STDMETHOD(QueryInterface)	(THIS_ REFIID riid, void** ppvObj);
    STDMETHOD_(ULONG32,AddRef)	(THIS);
    STDMETHOD_(ULONG32,Release)	(THIS);

    // IHXFormatResponse methods
    STDMETHOD(InitDone)	   (THIS_ HX_RESULT status){ return HXR_OK; };
    STDMETHOD(PacketReady) (THIS_ HX_RESULT status, IHXPacket*	pPacket);
    STDMETHOD(SeekDone)	   (THIS_ HX_RESULT status){ return HXR_OK; };
    STDMETHOD(FileHeaderReady) (THIS_ HX_RESULT	status, IHXValues* pHeader){ return HXR_OK; };
    STDMETHOD(StreamHeaderReady) (THIS_ HX_RESULT status, IHXValues* pHeader){ return HXR_OK; };
    STDMETHOD(StreamDone)  (THIS_ UINT16 unStreamNumber){ return HXR_OK; };

    BOOL		IsValid(){ return m_pRecordSource ? TRUE : FALSE; };

    BOOL		CanGetPackets(){ return m_bCanGetPackets; };
    void		Cleanup();
    HX_RESULT		Seek(ULONG32 seekTime);
    HX_RESULT		GetPacket(UINT16 usStreamNumber, IHXPacket*& pPacket);

    BOOL		CanAcceptPackets();
    HX_RESULT		OnFileHeader(IHXValues* pValues);
    HX_RESULT		OnStreamHeader(IHXValues* pValues);
    HX_RESULT		OnPacket(IHXPacket* pPacket, INT32 nTimeOffset);
    void		SetSource(IUnknown* pUnkSource);
    void		OnEndOfPackets();

protected:
    virtual 		~HXRecordControl(void);

    LONG32		m_lRefCount;
    IHXRecordSource*	m_pRecordSource;
    IHXRecordService*	m_pRecordService;
    CHXPtrArray		m_PendingGetPackets;
    BOOL		m_bCanGetPackets;

    CHXSimpleList	m_PendingPutPackets;

private:

};

#endif // _RECORDCTL_H_