1 /*

     2 * Copyright (c) 2010 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:   Implementation of video playback display handler

    15 *

    16 */

    17 

    18 // Version : %version:  2 %

    19 

    20 

    21 #ifndef __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__

    22 #define __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__

    23 

    24 // INCLUDES

    25 

    26 #include <mpxmessage2.h>

    27 #include <mmfscalingcustomcommandconstants.h>

    28 #include <mpxvideoplaybackdefs.h>

    29 #ifdef SYMBIAN_BUILD_GCE

    30 #include <mediaclientvideodisplay.h>

    31 #else

    32 #include <w32std.h>

    33 #endif

    34 

    35 

    36 // 

    37 //  CLASS DECLARATION

    38 //

    39 class MMPXPlaybackUtility;

    40 class CMPXVideoViewWrapper;

    41 class VideoPlaybackViewFileDetails;

    42 

    43 /*

    44  *  CMPXVideoPlaybackDisplayHandler

    45  *

    46  */

    47 class CMPXVideoPlaybackDisplayHandler : public CBase

    48 #ifndef SYMBIAN_BUILD_GCE

    49                                       , public MDirectScreenAccess

    50 #endif

    51 {

    52     //

    53     //  To save user's preference for scaling type in video ratio + screen ratio

    54     //

    55     typedef struct

    56     {

    57         TReal32         videoRatio;

    58         TReal32         screenRatio;

    59         TMMFScalingType scalingType;

    60     } TMPXAspectRatio ;

    61     

    62     public:

    63 

    64         ~CMPXVideoPlaybackDisplayHandler();

    65 

    66         static CMPXVideoPlaybackDisplayHandler* NewL( MMPXPlaybackUtility* aPlayUtil,

    67                                                       CMPXVideoViewWrapper* aViewWrapper );

    68 

    69         void CreateDisplayWindowL( RWsSession& aWs,

    70                                    CWsScreenDevice& aScreenDevice,

    71                                    RWindow& aWin,

    72                                    TRect aDisplayRect );

    73 

    74         void RemoveDisplayWindow();

    75 

    76         void HandleVideoDisplayMessageL( CMPXMessage* aMessage );

    77 

    78         TInt SetAspectRatioL( TMPXVideoPlaybackCommand aCmd );

    79         

    80         TInt SetDefaultAspectRatioL( VideoPlaybackViewFileDetails* aFileDetails, 

    81                                      TReal aDisplayAspectRatio );

    82 

    83         void UpdateVideoRectL(  TRect aRect, TBool transitionEffect  );

    84 

    85     private:

    86 

    87         CMPXVideoPlaybackDisplayHandler( MMPXPlaybackUtility* aPlayUtil,

    88                                          CMPXVideoViewWrapper* aViewWrapper );

    89 

    90         void ConstructL();

    91         

    92         void LoadAspectRatioL();

    93         

    94         void SaveAspectRatioL();

    95 

    96         void SetVideoRectL( TRect aClipRect );

    97 

    98         void CalculateVideoRectL();

    99 

   100         static TInt UpdateVideoRectTimeOutL( TAny* aPtr );

   101 

   102 #ifdef SYMBIAN_BUILD_GCE

   103 

   104     private:

   105         void AddDisplayWindowL( CWsScreenDevice& aScreenDevice,

   106                                 RWindowBase& aWindowBase,

   107                                 RWindow* aWin );

   108 

   109         void SurfaceCreatedL( CMPXMessage* aMessage );

   110         void SurfaceChangedL( CMPXMessage* aMessage );

   111         void SurfaceRemoved();

   112         TInt SetNgaAspectRatioL( TMPXVideoPlaybackCommand aCmd );

   113 

   114 #else

   115 

   116     private:

   117         //

   118         //  MDirectScreenAccess Implementation

   119         //

   120         void AbortNow( RDirectScreenAccess::TTerminationReasons aReason );

   121         void Restart( RDirectScreenAccess::TTerminationReasons aReason );

   122 

   123         TInt CreateAspectRatioCommandL( TMPXVideoPlaybackCommand aCmd );

   124         

   125         void SetDisplayWindowL( RWsSession& aWs,

   126                                 CWsScreenDevice& aScreenDevice,

   127                                 RWindowBase& aWin,

   128                                 TRect aClipRect );

   129         void RestartDsaL();

   130         void CreateAbortDsaCmdL();

   131 

   132 #endif

   133 

   134     public:

   135         MMPXPlaybackUtility*                iPlaybackUtility;

   136 

   137         RArray<TMPXAspectRatio>             iAspectRatioArray;

   138         TInt                                iCurrentIndexForAspectRatio;

   139         TReal                               iDisplayAspectRatio;

   140 

   141         TRect                               iWindowRect;

   142 

   143         TReal32                             iTlXDiff;

   144         TReal32                             iTlYDiff;

   145         TReal32                             iBrXDiff;

   146         TReal32                             iBrYDiff;

   147 

   148         TInt                                iTransitionEffectCnt;

   149 

   150         CPeriodic*                          iResizingTimer;

   151         CMPXVideoViewWrapper*               iViewWrapper;

   152 

   153 #ifdef SYMBIAN_BUILD_GCE

   154         CMediaClientVideoDisplay*           iVideoDisplay;

   155 

   156         RWindowBase*                        iWindowBase;

   157         TBool                               iSurfaceCached;

   158         TSurfaceId                          iSurfaceId;

   159         TRect                               iCropRect;

   160         TVideoAspectRatio                   iAspectRatio;

   161         TReal32                             iScaleWidth;

   162         TReal32                             iScaleHeight;

   163         TInt                                iHorizontalPosition;

   164         TInt                                iVerticalPosition;

   165         TVideoRotation                      iRotation;

   166         TAutoScaleType                      iAutoScale;   

   167 #else

   168         CDirectScreenAccess*                iDirectScreenAccess;

   169 #endif

   170 

   171 };

   172 

   173 #endif // __CMPXVIDEOPLAYBACKDISPLAYHANDLER_H__