/*

* Copyright (c) 2005 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: MsgVideoInfo implementation

*

*/

// INCLUDE FILES

#include <videoplayer.h>

#include <eikenv.h>

#include <hxmetadatakeys.h>

#include <hxmetadatautil.h>

#include "MsgVideoInfo.h"

#include "MsgMediaInfo.h"

#include "MsgMedia.hrh"

#include "MsgMimeTypes.h"

#ifdef __MSGMEDIA_DEBUG

#include "MsgMediaLogging.h"

#endif

// EXTERNAL DATA STRUCTURES

// EXTERNAL FUNCTION PROTOTYPES  

// CONSTANTS

// MACROS

// LOCAL CONSTANTS AND MACROS

// MODULE DATA STRUCTURES

// LOCAL FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// ============================ MEMBER FUNCTIONS ===============================

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

// CMsgVideoInfo::NewL

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

EXPORT_C CMsgVideoInfo * CMsgVideoInfo::NewL( RFile& aFile, 

                                             TDataType& aMimeType )

    {

    CMsgVideoInfo* self = new ( ELeave ) CMsgVideoInfo( aMimeType );

    CleanupStack::PushL( self );

    self->ConstructL( aFile );

    CleanupStack::Pop( self );

    return self;

    }

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

// CMsgVideoInfo::ConstructL

//

// 2nd phase constructor.

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

//

void CMsgVideoInfo::ConstructL( RFile& aFile )

    {

    CMsgMediaInfo::ConstructL( aFile );

    }

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

// CMsgVideoInfo::DoCancel

// 

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

//

void CMsgVideoInfo::DoCancel()

    {

    CMsgMediaInfo::DoCancel();

    iState = EVideoStateIdle;

    }

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

// CMsgVideoInfo::RunL

// 

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

//

void CMsgVideoInfo::RunL()

    {

    iParseError = iStatus.Int();

    if ( iParseError )

        {

        iState = EVideoStateReady;

        }

    switch ( iState )

        {

        case EVideoStateIdle:

            {

            FreezeRights();

            ResolveVideoInfoL( iFile );

            break;

            }

        case EVideoStateReady:

        default:

            {

            CompleteObserver();

            iState = EVideoStateIdle;

            break;

            }

        }

    }

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

// CMsgVideoInfo::ResolveVideoInfoL

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

void CMsgVideoInfo::ResolveVideoInfoL( RFile& aFile )

    {

    CHXMetaDataUtility* dataUtil = CHXMetaDataUtility::NewL();

    CleanupStack::PushL( dataUtil );

    dataUtil->OpenFileL( aFile );

    ReadInformationL( *dataUtil );

    CleanupStack::PopAndDestroy( dataUtil );

    iState = EVideoStateReady;

    iParsed = ETrue;

    CompleteSelf( KErrNone );

    }

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

// CMsgVideoInfo::CMsgVideoInfo

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

CMsgVideoInfo::CMsgVideoInfo(  TDataType& aMimeType ):

    CMsgMediaInfo( aMimeType, EMsgMediaVideo ),

    iBitRate( 0 ),

    iAudioBitRate( 0 ),

    iOverallSizeInPixels( 0, 0 ),

    iFramesPerSecond( 0 )

    {

    }

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

// CMsgVideoInfo::Duration

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

CMsgVideoInfo::~CMsgVideoInfo()

    {

    }

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

// CMsgVideoInfo::ReadInformationL

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

void CMsgVideoInfo::ReadInformationL( CHXMetaDataUtility& dataUtil )

    {

    TUint count = 0;

    dataUtil.GetMetaDataCount( count );

    HXMetaDataKeys::EHXMetaDataId id;

    HBufC* des = NULL;       

    for( TInt i = 0; i<count; i++ )

        {

        dataUtil.GetMetaDataAt( i, id, des );

        // don’t delete des - it is not owned by the client

        switch ( id )

            {

            case HXMetaDataKeys::EHXDuration:

                {

                TLex input ( des->Des() );

                input.Val( iDuration );

                break;

                }

            case HXMetaDataKeys::EHXClipBitRate:

            case HXMetaDataKeys::EHXVideoBitRate:

                {

                TLex input ( des->Des() );

                input.Val( iBitRate );

                break;

                }

            case HXMetaDataKeys::EHXFrameSize:

                {

                const TChar separator = 'x';// as in e.g."177x144"

                TInt separatorLocation = des->Locate( separator );

                TLex input (des->Left( separatorLocation ));

                input.Val( iOverallSizeInPixels.iWidth );

                input = des->Right(des->Length() - separatorLocation - 1);

                input.Val( iOverallSizeInPixels.iHeight );

                break;

                }

            case HXMetaDataKeys::EHXFramesPerSecond:

                {

                TLex input ( des->Des() );

                input.Val( iFramesPerSecond );

                break;

                }

            case HXMetaDataKeys::EHXAudioBitRate:

                {

                TLex input ( des->Des() );

                input.Val( iAudioBitRate );

                break;

                }

            default:

                break;

            }

        }

    }

//  End of File