hxsm2.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: hxsm2.h,v 1.3.8.1 2004/07/09 02:05:40 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 _HXSM2_H_
- #define _HXSM2_H_
- #include "hxtypes.h"
- #include "hxcom.h"
- #include "hxsmbw.h"
- #include "hxslist.h"
- #include "ihxpckts.h"
- class HXSM2 : public IHXBandwidthManager
- {
- public:
- HXSM2();
- ~HXSM2();
- STDMETHOD (QueryInterface ) (THIS_ REFIID ID, void** ppInterfaceObj);
- STDMETHOD_(UINT32, AddRef ) (THIS);
- STDMETHOD_(UINT32, Release) (THIS);
- /*
- * IHXBandwidthManager methods
- */
- STDMETHOD(RegisterSource)(THIS_
- HXSource* pSource,
- IUnknown* pUnknown);
- STDMETHOD(RegisterSourcesDone) (THIS);
-
- STDMETHOD_(BOOL, NotEnoughBandwidth)(THIS);
- STDMETHOD(UnRegisterSource) (THIS_
- HXSource* pSource);
- /* If the source has enough data, it may tell the bandwidth
- * manager to cut down on accelerated buffering.
- */
- STDMETHOD(ChangeAccelerationStatus) (THIS_
- HXSource* pSource,
- BOOL bMayBeAccelerated,
- BOOL bUseAccelerationFactor,
- UINT32 ulAccelerationFactor);
- /* Called by HXPlayer at end of each presentation */
- STDMETHOD(PresentationDone) (THIS);
-
- STDMETHOD(ChangeBW) (THIS_
- UINT32 newBW, HXSource* pSource);
- private:
- UINT32 GetStreamCount();
- void Recalc();
- UINT32 m_lRefCount;
- UINT32 m_ulNumSources;
- CHXSimpleList* m_pASMSourceInfo;
- UINT32 m_ulNumStreams;
- UINT32 m_ulOfferToRecalc;
- UINT32 m_ulSelectionBitRate;
- UINT32 m_ulMaxAccelBitRate;
- UINT32 m_ulSustainableBitRate;
- IHXValues* m_pSubscriptionVariables;
- BOOL m_bCheckOnDemandBw;
- };
- #endif /* _HXSM2_H_ */