/*

* Copyright (c) 2006-2007 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:  ?Description

*

*/

#ifndef IRRECOGNIZER_H

#define IRRECOGNIZER_H

#include <apmrec.h>

/**

 * Recognizer plug-in for .Pls files.

 * 

 * @code

 * Uses Methods from the base class CApaDataRecognizerType

 * to recognise the .pls files  

 * @endcode

 *

*/

class CApaRecognizerEx: public CApaDataRecognizerType

    {

public:

    /**

    * Default constructor

    */

    CApaRecognizerEx();

    /**

    * Destructor.

    */

    virtual ~CApaRecognizerEx();

    /**

    * CreateRecognizerL()

    * From CApaDataRecognizerType CreateRecognizerL.

    * creates and returns recognizer

    */

	static CApaDataRecognizerType* CreateRecognizerL();

    /**

    * PreferredBufSize()

    * From CApaDataRecognizerType PreferredBufSize.

    * returns preferred buffer size

    */

	TUint PreferredBufSize();

    /**

    * SupportedDataTypeL(SupportedDataTypeL)

    * From CApaDataRecognizerType SupportedDataTypeL.

    * @param aIndex is index that identifies the data type

    * returns supported mime type

    */

	TDataType SupportedDataTypeL(TInt aIndex) const;

private:

        /**

	 * DoRecognizeL(const TDesC& aName, const TDesC8& aBuffer)

	 * From CApaDataRecognizerType DoRecognizeL.

	 * recognises the file by name and/or buffer

	 * @param aName is file name containing the data to be recognized

	 * @param aBuffer is buffer containing data to be recognized

	 */

	void DoRecognizeL(const TDesC& aName, const TDesC8& aBuffer);

	/*

	 * try to recognize a m3u file and decide whether it should be launched by InternetRadio application

	 */

	void RecognizeM3uFileL(const TDesC& aFileName);

	/*

	 * check if specified protocol streaming links are in aBuffer

	 */

	TBool CheckStreamingLinksL(TDes8& aBuffer, const TDesC8& aProtocol);

    };

#endif //IRRECOGNIZER_H