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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_AUDIO_STREAM_H__
#define __XN_AUDIO_STREAM_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include <XnDDK/XnStreamingStream.h>
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
/**
* Represents a default base implementation of an audio stream.
*/
class XN_DDK_CPP_API XnAudioStream : public XnStreamingStream
{
public:
XnAudioStream(const XnChar* csName, XnUInt32 nMaxNumberOfChannels);
~XnAudioStream() { Free(); }
//---------------------------------------------------------------------------
// Overridden Methods
//---------------------------------------------------------------------------
XnStatus Init();
//---------------------------------------------------------------------------
// Getters
//---------------------------------------------------------------------------
inline XnSampleRate GetSampleRate() const { return (XnSampleRate)m_SampleRate.GetValue(); }
inline XnUInt32 GetNumberOfChannels() const { return (XnUInt32)m_NumberOfChannels.GetValue(); }
protected:
//---------------------------------------------------------------------------
// Properties Getters
//---------------------------------------------------------------------------
inline XnActualIntProperty& SampleRateProperty() { return m_SampleRate; }
inline XnActualIntProperty& NumberOfChannelsProperty() { return m_NumberOfChannels; }
//---------------------------------------------------------------------------
// Setters
//---------------------------------------------------------------------------
virtual XnStatus SetSampleRate(XnSampleRate nSampleRate);
virtual XnStatus SetNumberOfChannels(XnUInt32 nNumberOfChannels);
XnStatus CalcRequiredSize(XnUInt32* pnRequiredSize) const;
private:
static XnStatus XN_CALLBACK_TYPE SetSampleRateCallback(XnActualIntProperty* pSender, XnUInt64 nValue, void* pCookie);
static XnStatus XN_CALLBACK_TYPE SetNumberOfChannelsCallback(XnActualIntProperty* pSender, XnUInt64 nValue, void* pCookie);
//---------------------------------------------------------------------------
// Members
//---------------------------------------------------------------------------
XnActualIntProperty m_SampleRate;
XnActualIntProperty m_NumberOfChannels;
XnUInt32 m_nMaxNumberOfChannels;
};
#endif //__XN_AUDIO_STREAM_H__
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