/*

* Copyright (c) 2009 Aricent and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:

* Aricent - initial contribution.

*

* Contributors:

*

* Description:

* Export header file for Wrapper APIs.Interface class for

* AacLC encoder Wrapper.The member functions are pure virtual functions which

* are to be implemented by the derived class.

*

*/

#ifndef ARIAACLCENCWRAPPER_H

#define ARIAACLCENCWRAPPER_H

#include<e32base.h>

// Class declaration

class CAriAacLCEncWrapper:public CBase

    {

public:

    /**

     * Two-phased constructor.

     * @return pointer to an instance of CAriAacLCEncWrapper

     */

    IMPORT_C static CAriAacLCEncWrapper* NewL();

    /**> Destructor */

    ~CAriAacLCEncWrapper();

	/**

     * The function resets the encoder.

     * @param aParam

     *    pointer to encoding parameter structure

     * @return return status

     */

    virtual TInt Reset( TAny* aParam ) = 0;

    /**

     * The function creates the header for the AAC stream with the

     * parameters specified.

     * @param aDstBuf

     *    The destination buffer to hold the header information

     * @param aDstLen

     *    Length of the header in bytes

     * @return return status

     */

    virtual TInt GetHeader( TUint8* aDstBuf, TInt &aDstLen ) = 0;

    /**

     * The function encodes the input stream.

     * @param aSrcBuf

     *    The source buffer containing data to encode.

     * @param aSrcLen

     *    Size of source buffer in bytes

     * @param aDstBuf

     *    The destination buffer to hold the data after encoding.

     * @param aDstLen

     *    Size of destination buffer in bytes

     * @return return status

     */

    virtual TInt Encode( TInt16* aSrcBuf, TInt &aSrcLen,

                                    TUint8* aDstBuf, TInt &aDstLen ) = 0;

    };

#endif /* ARIAACLCENCWRAPPER_H  */