/*
* 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
*
*/
#ifndef QTMS_MEM_BUFFER_H
#define QTMS_MEM_BUFFER_H
#include <qtmsbuffer.h>
// FORWARD DECLARATION
namespace TMS {
class TMSBuffer;
}
namespace QTMS {
// QTMSMemBuffer class
class QTMSMemBuffer : public QTMSBuffer
{
public:
virtual ~QTMSMemBuffer();
/**
* Factory methods
*/
static gint Create(QTMSBuffer*& buffer, TMS::TMSBuffer*& tmsbuffer);
/**
* Return buffer type.
*
* @param buftype
* Type of the buffer object (QTMS_BUFFER_MEMORY).
*
* @return
* QTMS_RESULT_SUCCESS if the operation was successful.
*
*/
virtual gint GetType(QTMSBufferType& buftype);
/**
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
*/
virtual gint GetTimeStamp(guint64& ts);
/**
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
*/
virtual gint SetTimeStamp(const guint64 ts);
/**
Gets the size of data in the buffer specified by the client.
@param size
size of data in bytes
*/
virtual gint GetDataSize(guint& size);
/**
Sets the size of data in the buffer after the client
fill it.
@param size
size of data in bytes
*/
virtual gint SetDataSize(const guint size);
/**
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.
*/
virtual gint GetDataPtr(guint8*& bufptr);
private:
QTMSMemBuffer();
gint PostConstruct(guint size, TMS::TMSBuffer*& tmsbuffer);
protected:
TMS::TMSBuffer* iTmsBuffer;
private:
guint iBufferSize;
guint64 iTimeStamp;
guint8* iDataPtr;
gboolean iOwnsBuffer;
};
} //namespace QTMS
#endif //QTMS_MEM_BUFFER_H