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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_16Z_EMB_TABLES_CODEC_H__
#define __XN_16Z_EMB_TABLES_CODEC_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnCodecBase.h"
#include <Formats/XnStreamCompression.h>
//---------------------------------------------------------------------------
// Types
//---------------------------------------------------------------------------
class Xn16zEmbTablesCodec : public XnCodecBase
{
public:
Xn16zEmbTablesCodec(XnUInt16 nMaxValue) : m_nMaxValue(nMaxValue) {}
virtual XnCompressionFormats GetCompressionFormat() const { return XN_COMPRESSION_16Z_EMB_TABLE; }
virtual XnFloat GetWorseCompressionRatio() const { return XN_STREAM_COMPRESSION_DEPTH16Z_WORSE_RATIO; }
virtual XnUInt32 GetOverheadSize() const { return m_nMaxValue * sizeof(XnUInt16); }
protected:
virtual XnStatus CompressImpl(const XnUChar* pData, XnUInt32 nDataSize, XnUChar* pCompressedData, XnUInt32* pnCompressedDataSize)
{
return XnStreamCompressDepth16ZWithEmbTable((XnUInt16*)pData, nDataSize, pCompressedData, pnCompressedDataSize, m_nMaxValue);
}
virtual XnStatus DecompressImpl(const XnUChar* pCompressedData, XnUInt32 nCompressedDataSize, XnUChar* pData, XnUInt32* pnDataSize)
{
return XnStreamUncompressDepth16ZWithEmbTable(pCompressedData, nCompressedDataSize, (XnUInt16*)pData, pnDataSize);
}
private:
XnUInt16 m_nMaxValue;
};
#endif //__XN_16Z_EMB_TABLES_CODEC_H__
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