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/****************************************************************************
* *
* PrimeSense Sensor 5.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of PrimeSense Sensor. *
* *
* PrimeSense Sensor is free software: you can redistribute it and/or modify*
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* PrimeSense Sensor is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with PrimeSense Sensor. If not, see <http://www.gnu.org/licenses/>.*
* *
****************************************************************************/
#ifndef __XN_SHARED_MEMORY_BUFFER_POOL_H__
#define __XN_SHARED_MEMORY_BUFFER_POOL_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include <XnDDK/XnBufferPool.h>
//---------------------------------------------------------------------------
// Types
//---------------------------------------------------------------------------
class XnSharedMemoryBufferPool : public XnBufferPool
{
public:
XnSharedMemoryBufferPool(XnUInt32 nBufferCount, const XnChar* strDeviceName, const XnChar* strStreamName, XnUInt32 nMaxBufferSize, XnBool bAllowOtherUsers);
~XnSharedMemoryBufferPool();
void Free();
inline const XnChar* GetSharedMemoryName() const { return m_strName; }
inline XnUInt32 GetBufferOffset(XnBuffer* pBuffer) const { return (XnUInt32)((XnUChar*)pBuffer->GetData() - m_pSharedMemoryAddress); }
protected:
virtual XnStatus AllocateBuffers();
virtual void DestroyBuffer(XnBufferInPool* pBuffer);
private:
XnChar m_strName[XN_FILE_MAX_PATH];
XnUInt32 m_nMaxBufferSize;
XnBool m_bAllowOtherUsers;
XN_SHARED_MEMORY_HANDLE m_hSharedMemory;
XnUChar* m_pSharedMemoryAddress;
};
#endif // __XN_SHARED_MEMORY_BUFFER_POOL_H__
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