/*

* Copyright (c)  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:  Recognizer for Helix Audio files

*

*/

#ifndef CHXAUDIOPLAYCONTROLLERRECOGNIZER_H

#define CHXAUDIOPLAYCONTROLLERRECOGNIZER_H

#include <apmrec.h>  // base class defined here

//*** user include files go here:

//#include "?include_file"

//*** forward declarations go here:

//class ?forward_classname;

//*** external data types go here:

/**  ?description */

//extern ?data_type;

//*** global function prototypes (which should be very rare) go here:

/**

 * ?description

 *

 * @since S60 ?S60_version

 * @param ?arg1 ?description

 * @return ?description

 */

//?type ?function_name( ?arg_list );

//*** constants go here:

/**  ?description */

//const ?type ?constant_var = ?constant;

/**

 *  Concrete implementation of the recognizer API used to recognize Real Audio files.

 *

 *  @lib HXAudioPlayControllerRecognizer.lib

 *  @since S60 v3.2

 */

class CHXAudioPlayControllerRecognizer : public CApaDataRecognizerType

    {

public:

     static CHXAudioPlayControllerRecognizer* NewL();

        /**

        * Destructor.

        */

        virtual ~CHXAudioPlayControllerRecognizer();

    /**

     * Creates recognizer

     * @since 3.2

     * @param  none

     * @returns recognizer instance

     */

	static CApaDataRecognizerType* CreateRecognizerL();

private:

   	/**

     * From CApaDataRecognizerType

     * Returns one of the SupportedDataType

     * @since 3.2

     * @param aIndex - depending on the file extension

     * @return Supported DataType

     */

 	TDataType SupportedDataTypeL( TInt aIndex ) const;

    /**

     * From CApaDataRecognizerType

     * Returns the buffersize needed to scan

     * @since 3.2

     * @param  none

     * @return BufferSize if needed

     */

	TUint PreferredBufSize();

    /**

     * From CApaDataRecognizerType

     * Do the recognition of the file using the name of the

     * the file or the buffer to scan

     * @since 3.2

     * @param aName    Name of the file

     * @param aBuffer  Buffer that shall be scanned for recognition

     * @return void

     */

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

    /**

     * C++ default constructor.

     */

  	CHXAudioPlayControllerRecognizer();

    void ConstructL();

    TBool IsRealMimeTypeSupported(const TDesC& aMimeType);

    TBool IsASFTypeSupported(const TDesC& aMimeType);

private: // data

    };

//#include "?include_file.inl"

#endif // CHXAUDIOPLAYCONTROLLERRECOGNIZER_H