/*

* Copyright (c) 2004 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:  This class implements an 3gp metadata parser as specified in

*                www.3gpp.org (specification 3GPP TS 26.244 V6.0.0).

*

*/

#ifndef CMETADATAPARSER3GP_H

#define CMETADATAPARSER3GP_H

// INCLUDES

#include <e32base.h>

#include "MetaDataParserMP4.h"

#include "MetaDataFieldContainer.h"

#include "MetaDataField.h"

// CONSTANTS

// CLASS DECLARATION

/**

*  This class implements an 3gp metadata parser.

*

*  @lib MetaDataUtility.lib

*  @since 3.0

*/

class CMetaDataParser3gp : public CMetaDataParserMP4

	{

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @return A pointer to a new instance of parser; NULL if parser is not created.

        */

        static CMetaDataParser3gp* NewL();

        /**

        * Destructor.

        */

        virtual ~CMetaDataParser3gp();

    public: // Functions from base classes

        /**

        * From CMetaDataParser

        * Parses the source and if metadata is found, the metadata fields are

        * inserted into the container.

        * @since 3.0

		* @param aWantedFields An array of TMetaDataFieldId's. Empty array is interpreted as all fields.

        * @param aContainer On return, metadata found in aSource is stored here

		* @return void

        */

		void ParseL( const RArray<TMetaDataFieldId>& aWantedFields, CMetaDataFieldContainer& aContainer );

		/**

		* From CMetaDataParser

		* Validates whether this is valid 3GP source or not.

		* @since 3.0

		* @return ETrue if valid, EFalse otherwise.

		*/	

		TBool ValidateL();

    public: // New functions

    private:

        /**

        * C++ default constructor.

        */

		CMetaDataParser3gp();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

		void ConstructL();

        /**

        * Append specified metadata to the container, if found.

        * @return void

		*/

		void GetAssetBoxL( TUint32 aBoxType, TMetaDataFieldId aFieldId );

	private:

		// CenRep key for specific metadata mapping

		TBool iVFKK;

    };

#endif      // CMETADATAPARSER3GP_H

// End of File