/*
* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Header of StreamControl interface.
*
*/
#ifndef STREAMCONTROL_H
#define STREAMCONTROL_H
#include <e32base.h>
#include <Control.h>
#include <MCustomInterface.h>
namespace multimedia
{
// Forward declaration
class MSourceControl;
class MSinkControl;
class MEffectControl;
// Uid identifying Stream Control
const TUid KStreamControl = {0x10207B44};
// Class declaration
class MStreamControl : public MControl, public MCustomInterface
{
public:
enum TStreamState
{
CLOSED,
INITIALIZED,
PRIMED,
EXECUTING,
BUFFERING,
PAUSED
};
public:
// Config msgs
virtual TInt AddSource( MSourceControl& aSource ) = 0;
virtual TInt RemoveSource( MSourceControl& aSource ) = 0;
virtual TInt AddSink( MSinkControl& aSink ) = 0;
virtual TInt RemoveSink( MSinkControl& aSink ) = 0;
virtual TInt AddEffect( MEffectControl& aEffect ) = 0;
virtual TInt RemoveEffect( MEffectControl& aEffect ) = 0;
virtual TInt SetPosition( TInt64& aPos ) = 0;
virtual TInt SetPriority( TInt aPriority, TInt aPreference ) = 0;
// Query msgs
virtual TInt GetDuration( TInt64& aDuration ) = 0;
virtual TInt GetPosition( TInt64& aPos) = 0;
virtual TInt GetSeekingSupport( TBool& aFlag ) = 0;
virtual TInt GetRandomSeekingSupport( TBool& aFlag ) = 0;
virtual TStreamState GetState() = 0;
virtual TAny* CustomInterface( TUid aCIUid ) = 0;
// Control msg
virtual TInt Open() = 0;
virtual TInt Prime() = 0;
virtual TInt Start() = 0;
virtual TInt Pause() = 0;
virtual TInt Stop() = 0;
virtual TInt Close() = 0;
};
} // namespace multimedia
#endif // STREAMCONTROL_H
// End of file