/*

* Copyright (c) 2008-2009 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:    Utility for creating bitmaps from video files

*

*/

/**

 * @internal reviewed 31/07/2007 by Simon Brooks

 */

#include "glxtnvideoutility.h"

#include <fbs.h>

#include <glxtracer.h>

#include <glxpanic.h>

// -----------------------------------------------------------------------------

// Constructor

// -----------------------------------------------------------------------------

//

CGlxtnVideoUtility::CGlxtnVideoUtility() : iDestination(NULL)

    {

    TRACER("CGlxtnVideoUtility::CGlxtnVideoUtility()");

    }

// -----------------------------------------------------------------------------

// Destructor

// -----------------------------------------------------------------------------

//

CGlxtnVideoUtility::~CGlxtnVideoUtility()

    {

    TRACER("CGlxtnVideoUtility::~CGlxtnVideoUtility()");

    delete iVideoInfo;

    }

// -----------------------------------------------------------------------------

// GetVideoFrameL

// -----------------------------------------------------------------------------

//

void CGlxtnVideoUtility::GetVideoFrameL(TRequestStatus* aRequestStatus,

                            CFbsBitmap*& aDestination, const TDesC& aFileName,

                                RArray<TSize>& aTargetSizes, TDisplayMode aMode)

    {

    TRACER("void CGlxtnVideoUtility::GetVideoFrameL(TRequestStatus* aRequestStatus, CFbsBitmap*& aDestination, const TDesC& aFileName, RArray<TSize>& aTargetSizes, TDisplayMode aMode)");

    if ( iRequestStatus )

        {

        User::Leave(KErrNotReady);

        }

    iDisplayMode = aMode;

    iSize = aTargetSizes[0];

    iRequestStatus = aRequestStatus;

    *iRequestStatus = KRequestPending;

    iDestination = &aDestination;

    delete *iDestination;

    *iDestination = NULL;

    delete iVideoInfo;

    iVideoInfo = NULL;

#ifdef ENABLE_VED

    iVideoInfo = CVedVideoClipInfo::NewL(aFileName, *this);

#else

    iVideoInfo = CTNEVideoClipInfo::NewL(aFileName, *this);

#endif

    }

// -----------------------------------------------------------------------------

// Cancel

// -----------------------------------------------------------------------------

//

void CGlxtnVideoUtility::Cancel()

    {

    TRACER("void CGlxtnVideoUtility::Cancel()");

    if ( iVideoInfo )

        {

#ifdef ENABLE_VED

        iVideoInfo->CancelFrame();

#else

        iVideoInfo->CancelThumb();

#endif

        delete iVideoInfo;

        iVideoInfo = NULL;

	    if (iRequestStatus)

	    	{

	    	User::RequestComplete(iRequestStatus, KErrCancel);

	    	}

        }

    }

// -----------------------------------------------------------------------------

// NotifyVideoClipInfoReady

// -----------------------------------------------------------------------------

//

#ifdef ENABLE_VED

void CGlxtnVideoUtility::NotifyVideoClipInfoReady( CVedVideoClipInfo& aInfo,

                                                        TInt aError )

#else

void CGlxtnVideoUtility::NotifyVideoClipInfoReady( CTNEVideoClipInfo& aInfo,

                                                        TInt aError )

#endif

    {

    TRACER("void CGlxtnVideoUtility::NotifyVideoClipInfoReady( CVedVideoClipInfo& aInfo, TInt aError )");

    __ASSERT_DEBUG(&aInfo == iVideoInfo, Panic(EGlxPanicIllegalArgument));

    if ( KErrNone == aError )

        {

#ifdef ENABLE_VED

        TRAP(aError, iVideoInfo->GetFrameL(*this, KFrameIndexBestThumb,

                                            NULL /*aResolution*/, iDisplayMode));

#else

        TRAP(aError, iVideoInfo->GetThumbL(*this, KBestThumbIndex,

                                            NULL/*&iSize*/, iDisplayMode));

#endif

        }

    if ( KErrNone != aError )

        {

        User::RequestComplete(iRequestStatus, aError);

        }

    }

// -----------------------------------------------------------------------------

// NotifyVideoClipFrameCompleted

// -----------------------------------------------------------------------------

//

#ifdef ENABLE_VED

void CGlxtnVideoUtility::NotifyVideoClipFrameCompleted(

                    CVedVideoClipInfo& aInfo, TInt aError, CFbsBitmap* aFrame )

#else

void CGlxtnVideoUtility::NotifyVideoClipThumbCompleted(

                    CTNEVideoClipInfo& aInfo, TInt aError, CFbsBitmap* aFrame )

#endif

    {

    TRACER("void CGlxtnVideoUtility::NotifyVideoClipFrameCompleted( CVedVideoClipInfo& aInfo, TInt aError, CFbsBitmap* aFrame )");

    __ASSERT_DEBUG(&aInfo == iVideoInfo, Panic(EGlxPanicIllegalArgument));

    *iDestination = aFrame;

    User::RequestComplete(iRequestStatus, aError);

    }