/*

 * Copyright (c) 2010 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: QT Bindings for TMS

 *

 */

#include <qtms.h>

#include <qtmsbuffer.h>

#include "qtmsmembuffer.h"

#include "tmsutility.h"

using namespace QTMS;

using namespace TMS;

QTMSMemBuffer::QTMSMemBuffer() :

    iBufferSize(0),

    iTimeStamp(0),

    iDataPtr(NULL),

    iOwnsBuffer(FALSE)

    {

    }

QTMSMemBuffer::~QTMSMemBuffer()

    {

    if (iOwnsBuffer)

        {

        free(iDataPtr);

        }

    }

gint QTMSMemBuffer::Create(guint size, QTMSBuffer*& tmsbuffer)

    {

    gint ret(TMS_RESULT_INSUFFICIENT_MEMORY);

    TRACE_PRN_FN_ENT;

    QTMSMemBuffer* self = new QTMSMemBuffer();

    if (self)

        {

        ret = self->PostConstruct(size);

        if (ret != TMS_RESULT_SUCCESS)

            {

            delete self;

            self = NULL;

            }

        }

    tmsbuffer = self;

    TRACE_PRN_FN_EXT;

    return ret;

    }

gint QTMSMemBuffer::PostConstruct(guint size)

    {

    gint ret(TMS_RESULT_SUCCESS);

    TRACE_PRN_FN_ENT;

    iDataPtr = (guint8*) malloc(size);

    if (!iDataPtr)

        {

        ret = TMS_RESULT_INSUFFICIENT_MEMORY;

        }

    iOwnsBuffer = TRUE;

    iBufferSize = size;

    TRACE_PRN_FN_EXT;

    return ret;

    }

gint QTMSMemBuffer::GetType(QTMSBufferType& buffertype)

    {

    gint ret(TMS_RESULT_SUCCESS);

    buffertype = TMS_BUFFER_MEMORY;

    return ret;

    }

// Implementation of TMSBuffer interface begins

/**

 Gets the timestamp on the Buffer so that the framework can

 determine the time at which this buffer has to be rendered

 by the output device sink.

 @param ts

 timestamp in microseconds

 */

gint QTMSMemBuffer::GetTimeStamp(guint64& ts)

    {

    gint ret(TMS_RESULT_SUCCESS);

    ts = iTimeStamp;

    return ret;

    }

/**

 Sets the timestamp on the Buffer so that the framework can

 determine the time at which this buffer has to be rendered

 by the output device sink.

 @param ts

 timestamp in milliseconds

 */

gint QTMSMemBuffer::SetTimeStamp(const guint64 ts)

    {

    gint ret(TMS_RESULT_SUCCESS);

    iTimeStamp = ts;

    return ret;

    }

/**

 Gets the size of data in the buffer specified by the client.

 @param size

 size of data in bytes

 */

gint QTMSMemBuffer::GetDataSize(guint& size)

    {

    gint ret(TMS_RESULT_SUCCESS);

    size = iBufferSize;

    return ret;

    }

/**

 Sets the size of data in the buffer after the client

 fill it.

 @param size

 size of data in bytes

 */

gint QTMSMemBuffer::SetDataSize(const guint size)

    {

    gint ret(TMS_RESULT_SUCCESS);

    iBufferSize = size;

    return ret;

    }

/**

 Gets the pointer to the memory location associated with this

 buffer where the data is stored.

 @param bufptr

 ptr to the data stored in the buffer.

 */

gint QTMSMemBuffer::GetDataPtr(guint8*& bufptr)

    {

    gint ret(TMS_RESULT_SUCCESS);

    bufptr = iDataPtr;

    return ret;

    }