1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 #ifndef IRQMMFADAPTER_H_

    18 #define IRQMMFADAPTER_H_

    19 

    20 #include <videoplayer2.h>

    21 #include <MMFMetadataEventConfigConstants.h>

    22 #include "irqplayeradapterinterface.h"

    23 

    24 class IRQMetaData;

    25 

    26 /**

    27  * This class wraps the MMF interface CVideoPlayerUtility

    28  */

    29 class IRQMMFAdapter : public IRQPlayerAdapterInterface,

    30                       public MVideoPlayerUtilityObserver,

    31                       public MVideoLoadingObserver

    32 {

    33     Q_OBJECT

    34 

    35 public:

    36     IRQMMFAdapter();

    37     ~IRQMMFAdapter();

    38 

    39     // IRQPlayerAdapterInterface methods

    40     void  playStation(const QString &aUrl, int aApId); // Play specific url via certain access point id

    41     void  stop();                                      // Stop Playback

    42     void  setVolume(int aVolume);                      // Set volume to player

    43     int   getVolume();                                 // Get current volume from player

    44     void* getPlayerInstance();                         // Get audio player instance for stereo effect

    45 

    46     // Callback functions, MVideoPlayerUtilityObserver methods

    47     void MvpuoOpenComplete(TInt aError);                  // Opening url completed

    48     void MvpuoPlayComplete(TInt aError);                  // Playback completed, never called

    49     void MvpuoEvent(const TMMFEvent& aEvent);             // Events from player

    50     void MvpuoPrepareComplete(TInt aError);               // Preparation for playback completed.

    51     void MvpuoFrameReady(CFbsBitmap& aFrame,TInt aError); // For video playback only.

    52 

    53     // Callback functions, MVideoLoadingObserver methods

    54     void MvloLoadingStarted();                      // Buffering started

    55     void MvloLoadingComplete();                     // Buffering completed.

    56 

    57 private:

    58     void playL(const QString &aUrl, int aApId);     // Play a station

    59     void getRefreshedMetaDataL(TInt aIndex);        // Get refreshed data from player

    60     void createPlayerL();                           // Created player

    61     void destroyPlayer();                           // Destroy player

    62     void setMetadataEventConfig();                  // Enable meta data event

    63     static TInt isPrepareCompleted(TAny* aPointer); // Periodic called function

    64     void checkPrepare();                            // Check if preparation completed

    65 

    66 private:

    67     CVideoPlayerUtility2*  iVideoPlayer;

    68     IRQMetaData*          iQMetaData;       // Saving meta data

    69     /*

    70      * Sometimes the station server is on without encoder. In this case,

    71      * MvpuoPrepareComplete is not called after MvpuoOpenComplete. Need to stop playback

    72      * in this case. So start a timer to check if the preparation is complete.

    73      */

    74     CPeriodic*            iPrepareTimer;

    75     QString               iLastArtistSongName;

    76 };

    77 

    78 #endif /* IRQMMFADAPTER_H_ */