1 /*

     2 * Copyright (c) 2010 Ixonos Plc.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "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 * Ixonos Plc

    14 *

    15 * Description:  

    16 *

    17 */

    18 

    19 

    20 // INCLUDE FILES

    21 

    22 // System includes

    23 #include <e32base.h>

    24 #include <vedmovie.h>

    25 #include <fbs.h>

    26 // User includes

    27 

    28 #include "VideoEditorDebugUtils.h"

    29 #include "veiframetaker.h"

    30 

    31 CVeiFrameTaker::CVeiFrameTaker( MVeiFrameTakerObserver& aObserver ) : CActive(CActive::EPriorityLow), iObserver( aObserver )

    32 	{

    33 	}

    34 

    35 

    36 CVeiFrameTaker::~CVeiFrameTaker()

    37 	{

    38 	delete iWaitScheduler;

    39 	delete iFirstFrame;

    40 	delete iLastFrame;

    41     delete iTimelineFrame;

    42 	}

    43 

    44 

    45 

    46 EXPORT_C CVeiFrameTaker* CVeiFrameTaker::NewL( MVeiFrameTakerObserver& aObserver )

    47 	{

    48 	CVeiFrameTaker* self = new (ELeave) CVeiFrameTaker( aObserver );

    49     CleanupStack::PushL(self);

    50     self->ConstructL();

    51     CleanupStack::Pop(self);

    52     return self;

    53 	}

    54 

    55 EXPORT_C void CVeiFrameTaker::GetFramesL( CVedVideoClipInfo& aInfo,

    56 									  TInt const aFirstFrame,  TSize* const aFirstResolution,

    57 									  TInt const aLastFrame,  TSize* const aLastResolution,

    58                                       TInt const aTimelineFrame,  TSize* const aTimelineResolution,

    59 									  TInt aPriority)

    60 	{

    61 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: In");

    62 	iError = KErrNone;

    63 	iFrameCount = 0;

    64 

    65 	delete iFirstFrame;

    66 	iFirstFrame = NULL;

    67 	delete iLastFrame;

    68 	iLastFrame = NULL;

    69     delete iTimelineFrame;

    70     iTimelineFrame = NULL;

    71 

    72 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 1");

    73 	aInfo.GetFrameL( *this, aFirstFrame, aFirstResolution, EColor64K, EFalse, aPriority );

    74 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 2");

    75 	

    76 	if ( iFrameCount == 0 )		// GetFrameL is still active, so start waiting

    77 		{		

    78 		LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 3");

    79 		iWaitScheduler->Start();

    80 		LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 4");

    81 		}

    82 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 5");

    83 	if ( iError == KErrNone )

    84 		{

    85 		LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 6");

    86 		aInfo.GetFrameL( *this, aLastFrame, aLastResolution, EColor64K, EFalse, aPriority );

    87 		LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 7");

    88 		if ( iFrameCount == 1 )	

    89 			{			

    90 			LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 8");

    91 			iWaitScheduler->Start();

    92 			LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 9");

    93 			}

    94 			LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 10");

    95 		}

    96 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 11");	

    97     if ( iError == KErrNone )

    98         {

    99         LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 12");

   100         aInfo.GetFrameL( *this, aTimelineFrame, aTimelineResolution, EColor64K, EFalse, aPriority );

   101 		LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 13");

   102         if ( iFrameCount == 2 )	

   103         	{

   104         	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 14");        

   105 			iWaitScheduler->Start();

   106 			LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 15");

   107         	}        	

   108         }

   109 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: 16");

   110 	iObserver.NotifyFramesCompleted( iFirstFrame, iLastFrame, iTimelineFrame, iError );

   111 	LOG(KVideoEditorLogFile, "CVeiFrameTaker::GetFramesL: Out");

   112 	}

   113 

   114 void CVeiFrameTaker::ConstructL()

   115 	{

   116     iWaitScheduler = new (ELeave) CActiveSchedulerWait;

   117 	CActiveScheduler::Add(this);

   118 	}

   119 

   120 void CVeiFrameTaker::DoCancel()

   121     {

   122     }

   123 

   124 void CVeiFrameTaker::RunL()

   125     {

   126     iWaitScheduler->AsyncStop();

   127     }

   128 

   129 void CVeiFrameTaker::NotifyVideoClipFrameCompleted(CVedVideoClipInfo& /*aInfo*/, TInt aError, CFbsBitmap* aFrame)

   130     {

   131 	iError = aError;

   132 

   133 	if ( iFrameCount == 0 )

   134 		{

   135 		iFirstFrame = aFrame;

   136 		}

   137 	else if ( iFrameCount == 1 )

   138 		{

   139 		iLastFrame = aFrame;

   140 		}

   141     else if ( iFrameCount == 2 )

   142 		{

   143 		iTimelineFrame = aFrame;

   144 		}

   145 

   146 	iFrameCount++;

   147 // Text frame generator is quite fast, so waitscheduler is not

   148 // started everytime.

   149 	if (iWaitScheduler->IsStarted() )

   150 		iWaitScheduler->AsyncStop();

   151     }

   152 // End of File