/*

 * 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 <tmsbuffer.h>

#include "tmsutility.h"

#include "qtmsmembuffer.h"

using namespace QTMS;

using namespace TMS;

QTMSMemBuffer::QTMSMemBuffer()

{

    iTmsBuffer = NULL;

    iOwnsBuffer = FALSE;

}

QTMSMemBuffer::~QTMSMemBuffer()

{

    if (iOwnsBuffer) {

        free(iDataPtr);

    }

}

gint QTMSMemBuffer::Create(QTMSBuffer*& buffer, TMS::TMSBuffer*& tmsbuffer)

{

    gint ret(QTMS_RESULT_INSUFFICIENT_MEMORY);

    TRACE_PRN_FN_ENT;

    QTMSMemBuffer* self = new QTMSMemBuffer();

    if (self) {

        self->iTmsBuffer = tmsbuffer;

        tmsbuffer->GetDataPtr(self->iDataPtr);

        tmsbuffer->GetDataSize(self->iBufferSize);

        tmsbuffer->GetTimeStamp(self->iTimeStamp);

        self->iOwnsBuffer = FALSE;

        ret = QTMS_RESULT_SUCCESS;

    }

    buffer = self;

    TRACE_PRN_FN_EXT;

    return ret;

}

gint QTMSMemBuffer::GetType(QTMSBufferType& buffertype)

{

    gint ret(TMS_RESULT_SUCCESS);

    buffertype = QTMS_BUFFER_MEMORY;

    return ret;

}

/**

 * 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(QTMS_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(QTMS_RESULT_SUCCESS);

    iTimeStamp = ts;

    ret = iTmsBuffer->SetTimeStamp(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(QTMS_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(QTMS_RESULT_SUCCESS);

    ret = iTmsBuffer->SetDataSize(size);

    iBufferSize = size; //TODO: should realloc when new size > old 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(QTMS_RESULT_SUCCESS);

    bufptr = iDataPtr;

    return ret;

}