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// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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@file
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@internalComponent
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*/
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#ifndef MMTPPLAYBACKINTERFACE_H
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#define MMTPPLAYBACKINTERFACE_H
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const TInt KPlaybackErrNone = 0;
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const TInt KPlaybackErrDeviceBusy = (-8000);
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const TInt KPlaybackErrDeviceUnavailable = (-8001);
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const TInt KPlaybackErrParamInvalid = (-8002);
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const TInt KPlaybackErrContextInvalid = (-8003);
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/** Playback status */
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enum TMTPPlaybackState
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{
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/** Playing */
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EPlayStatePlaying,
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/** Pause */
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EPlayStatePaused,
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/** Forward seeking */
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EPlayStateForwardSeeking,
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/** Backward seeking */
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EPlayStateBackwardSeeking,
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/** error state */
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EPlayStateError
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};
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/** Playback events */
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enum TMTPPlaybackEvent
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{
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EPlaybackEventNone,
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/** playback volume update */
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EPlaybackEventVolumeUpdate,
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/** playback object update */
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EPlaybackEventObjectUpdate,
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/** playback object index update */
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EPlaybackEventObjectIndexUpdate,
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/** player state update */
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EPlaybackEventStateUpdate,
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/** Last Event */
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EPlaybackEventEnd
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};
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/** Playback command */
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enum TMTPPlaybackCommand
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{
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EPlaybackCmdNone,
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EPlaybackCmdInitObject,
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EPlaybackCmdInitIndex,
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EPlaybackCmdPlay,
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EPlaybackCmdPause,
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EPlaybackCmdStop,
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EPlaybackCmdSkip,
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EPlaybackCmdSeekForward,
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EPlaybackCmdSeekBackward,
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EPlaybackCmdGetVolume,
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EPlaybackCmdGetVolumeSet,
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EPlaybackCmdSetVolume,
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EPlaybackCmdGetPosition,
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EPlaybackCmdSetPosition,
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EPlaybackCmdGetDuration,
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EPlaybackCmdGetState,
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EPlaybackCmdGetObject,
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EPlaybackCmdGetIndex,
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EPlaybackCmdEnd
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};
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class CMTPPlaybackCommand;
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class CMTPPlaybackEvent;
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class MMTPPlaybackObserver
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{
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public:
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/**
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* Called when playback object is updated or
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* playback object's position is updated
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* in the active player instance.
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*/
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virtual void HandlePlaybackEventL(CMTPPlaybackEvent* aEvent, TInt aErr = KPlaybackErrNone) = 0;
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};
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class MMTPPlaybackCallback
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{
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public:
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/**
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* Called when playback command is completed
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*
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* @param aErr Complete error
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* @param aCmd Complete command
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*/
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virtual void HandlePlaybackCommandCompleteL(CMTPPlaybackCommand* aCmd, TInt aErr = KPlaybackErrNone) = 0;
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};
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class MMTPPlaybackControl
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{
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public:
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/**
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* Create an Instance of MMTPPlaybackControl's implementation.
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*/
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static MMTPPlaybackControl* NewL(MMTPPlaybackObserver& aObserver);
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/**
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* Frees resource, and destroy the object itself.
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*/
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virtual void Close()=0;
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/**
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* Issue player commands, with optional data.
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* @param aCmd the command
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* @param aCallback Call back function
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*/
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virtual void CommandL(CMTPPlaybackCommand& aCmd, MMTPPlaybackCallback* aCallback = NULL) = 0;
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};
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#endif // MMTPPLAYBACKINTERFACE_H
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// End of File
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