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/****************************************************************************
* *
* OpenNI 1.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* OpenNI 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. *
* *
* OpenNI 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 OpenNI. If not, see <http://www.gnu.org/licenses/>. *
* *
****************************************************************************/
#include "XnUncompressedCodec.h"
#include "XnCodecIDs.h"
#include <XnLog.h>
XnCodecID XnUncompressedCodec::GetCodecID() const
{
return XN_CODEC_UNCOMPRESSED;
}
XnFloat XnUncompressedCodec::GetWorseCompressionRatio() const
{
return 1.0;
}
XnUInt32 XnUncompressedCodec::GetOverheadSize() const
{
return 0;
}
XnStatus XnUncompressedCodec::CompressImpl(const XnUChar* pData, XnUInt32 nDataSize, XnUChar* pCompressedData, XnUInt32* pnCompressedDataSize) const
{
if (nDataSize > *pnCompressedDataSize)
{
xnLogError(XN_MASK_OPEN_NI, "Output buffer overflow");
return (XN_STATUS_OUTPUT_BUFFER_OVERFLOW);
}
xnOSMemCopy(pCompressedData, pData, nDataSize);
*pnCompressedDataSize = nDataSize;
return (XN_STATUS_OK);
}
XnStatus XnUncompressedCodec::DecompressImpl(const XnUChar* pCompressedData, XnUInt32 nCompressedDataSize, XnUChar* pData, XnUInt32* pnDataSize) const
{
if (nCompressedDataSize > *pnDataSize)
{
xnLogError(XN_MASK_OPEN_NI, "Output buffer overflow");
return (XN_STATUS_OUTPUT_BUFFER_OVERFLOW);
}
xnOSMemCopy(pData, pCompressedData, nCompressedDataSize);
*pnDataSize = nCompressedDataSize;
return (XN_STATUS_OK);
}
ExportedUncompressedCodec::ExportedUncompressedCodec() : ExportedCodec(XN_CODEC_UNCOMPRESSED)
{
}
XnCodec* ExportedUncompressedCodec::CreateCodec()
{
return XN_NEW(XnUncompressedCodec);
}
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