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/*****************************************************************************
* *
* OpenNI 2.x Alpha *
* Copyright (C) 2012 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* Licensed under the Apache License, Version 2.0 (the "License"); *
* you may not use this file except in compliance with the License. *
* You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
* See the License for the specific language governing permissions and *
* limitations under the License. *
* *
*****************************************************************************/
#ifndef __XN_FRAME_STREAM_H__
#define __XN_FRAME_STREAM_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnDeviceStream.h"
#include "XnFrameBufferManager.h"
#include "Driver/OniDriverTypes.h"
//---------------------------------------------------------------------------
// Types
//---------------------------------------------------------------------------
/** Represents a stream that is frame-based. */
class XnFrameStream : public XnDeviceStream
{
public:
XnFrameStream(const XnChar* csType, const XnChar* csName);
~XnFrameStream() { Free(); }
//---------------------------------------------------------------------------
// Getters
//---------------------------------------------------------------------------
inline XnUInt32 GetFPS() const { return (XnUInt32)m_FPS.GetValue(); }
//---------------------------------------------------------------------------
// Overridden Methods
//---------------------------------------------------------------------------
XnStatus Init();
XnStatus Free();
virtual XnStatus Close();
protected:
//---------------------------------------------------------------------------
// Properties Getters
//---------------------------------------------------------------------------
inline XnActualIntProperty& FPSProperty() { return m_FPS; }
//---------------------------------------------------------------------------
// Getters
//---------------------------------------------------------------------------
XnStatus StartBufferManager(XnFrameBufferManager** pBufferManager);
//---------------------------------------------------------------------------
// Setters
//---------------------------------------------------------------------------
virtual XnStatus SetFPS(XnUInt32 nFPS);
//---------------------------------------------------------------------------
// Virtual Methods
//---------------------------------------------------------------------------
virtual XnStatus PostProcessFrame(OniFrame* /*pFrame*/) { return XN_STATUS_OK; }
private:
XN_DISABLE_COPY_AND_ASSIGN(XnFrameStream);
static XnStatus XN_CALLBACK_TYPE SetFPSCallback(XnActualIntProperty* pSenser, XnUInt64 nValue, void* pCookie);
static void XN_CALLBACK_TYPE OnTripleBufferNewData(OniFrame* pFrame, void* pCookie);
//---------------------------------------------------------------------------
// Members
//---------------------------------------------------------------------------
XnFrameBufferManager m_bufferManager;
XnUInt32 m_nLastReadFrame; // the ID that was given
XnActualIntProperty m_IsFrameStream;
XnActualIntProperty m_FPS;
};
#endif //__XN_FRAME_STREAM_H__
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