mmserv/tms/inc/tmsmembuffer.h
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/*
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 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 * This component and the accompanying materials are made available
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 * under the terms of "Eclipse Public License v1.0"
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 * which accompanies this distribution, and is available
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 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
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 *
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 * Initial Contributors:
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 * Nokia Corporation - initial contribution.
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 *
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 * Contributors:
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 *
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 * Description: Telephony Multimedia Service
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 *
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 */
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#ifndef TMS_MEM_BUFFER_H
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#define TMS_MEM_BUFFER_H
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#include <tmsbuffer.h>
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namespace TMS {
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// TMSMemBuffer class
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class TMSMemBuffer : public TMSBuffer
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    {
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public:
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    virtual ~TMSMemBuffer();
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    /**
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     * Factory methods
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     */
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    static gint Create(guint size, TMSBuffer*& tmsbuffer);
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    static gint Create(guint size, guint8* dataptr, TMSBuffer*& tmsbuffer);
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    /*
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     * Returns buffer type.
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     *
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     * @param buftype buffer type
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     *
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     */
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    virtual gint GetType(TMSBufferType& buftype);
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    /**
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     * Gets the timestamp on the Buffer so that the framework can
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     * determine the time at which this buffer has to be rendered
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     * by the output device sink.
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     *
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     * @param ts buffer timestamp in microseconds
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     *
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     */
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    virtual gint GetTimeStamp(guint64& ts);
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    /**
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     * Sets the timestamp on the Buffer so that the framework can
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     * determine the time at which this buffer has to be rendered
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     * by the output device sink.
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     *
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     * @param ts timestamp in milliseconds
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     *
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     */
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    virtual gint SetTimeStamp(const guint64 ts);
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    /**
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     * Gets the size of data in the buffer specified by the client.
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     *
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     * @param size size of data in bytes
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     *
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     */
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    virtual gint GetDataSize(guint& size);
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    /**
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     * Sets the size of data in the buffer after the client fill it.
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     *
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     * @param size size of data in bytes
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     *
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     */
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    virtual gint SetDataSize(const guint size);
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    /**
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     * Gets the pointer to the memory location associated with this
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     * buffer where the data is stored.
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     *
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     * @param bufptr ptr to the data stored in the buffer.
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     *
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     */
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    virtual gint GetDataPtr(guint8*& bufptr);
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private:
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    TMSMemBuffer();
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    gint PostConstruct(guint size);
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private:
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    guint iBufferSize;
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    guint64 iTimeStamp;
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    guint8* iDataPtr;
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    gboolean iOwnsBuffer;
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    };
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} //namespace TMS
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#endif //TMS_MEM_BUFFER_H
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