/usr/include/pdal/io/LasWriter.hpp is in libpdal-dev 1.4.0-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2011, Michael P. Gerlek (mpg@flaxen.com)
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided
* with the distribution.
* * Neither the name of Hobu, Inc. or Flaxen Geo Consulting nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
****************************************************************************/
#pragma once
#include <pdal/Compression.hpp>
#include <pdal/FlexWriter.hpp>
#include <pdal/plugin.hpp>
#include "HeaderVal.hpp"
#include "LasError.hpp"
#include "LasHeader.hpp"
#include "LasUtils.hpp"
#include "LasSummaryData.hpp"
#include "LasZipPoint.hpp"
extern "C" int32_t LasWriter_ExitFunc();
extern "C" PF_ExitFunc LasWriter_InitPlugin();
namespace pdal
{
class LeInserter;
class LasTester;
class NitfWriter;
class GeotiffSupport;
struct VlrOptionInfo
{
std::string m_name;
std::string m_value;
std::string m_userId;
uint16_t m_recordId;
std::string m_description;
};
class PDAL_DLL LasWriter : public FlexWriter
{
friend class LasTester;
friend class NitfWriter;
public:
static void * create();
static int32_t destroy(void *);
std::string getName() const;
LasWriter();
protected:
void prepOutput(std::ostream *out, const SpatialReference& srs);
void finishOutput();
private:
LasError m_error;
LasHeader m_lasHeader;
std::unique_ptr<LasSummaryData> m_summaryData;
std::unique_ptr<LASzipper> m_zipper;
std::unique_ptr<LasZipPoint> m_zipPoint;
std::unique_ptr<LazPerfVlrCompressor> m_compressor;
bool m_discardHighReturnNumbers;
std::map<std::string, std::string> m_headerVals;
std::vector<VlrOptionInfo> m_optionInfos;
std::ostream *m_ostream;
std::vector<LasVLR> m_vlrs;
std::vector<ExtLasVLR> m_eVlrs;
StringList m_extraDimSpec;
std::vector<ExtraDim> m_extraDims;
uint16_t m_extraByteLen;
SpatialReference m_srs;
std::string m_curFilename;
StringList m_forwardSpec;
std::set<std::string> m_forwards;
bool m_forwardVlrs;
LasCompression m_compression;
std::vector<char> m_pointBuf;
SpatialReference m_aSrs;
NumHeaderVal<uint8_t, 1, 1> m_majorVersion;
NumHeaderVal<uint8_t, 1, 4> m_minorVersion;
NumHeaderVal<uint8_t, 0, 10> m_dataformatId;
// MSVC doesn't see numeric_limits::max() as constexpr do doesn't allow
// it as defaults for templates. Remove when possible.
NumHeaderVal<uint16_t, 0, 65535> m_filesourceId;
NumHeaderVal<uint16_t, 0, 31> m_globalEncoding;
UuidHeaderVal m_projectId;
StringHeaderVal<32> m_systemId;
StringHeaderVal<32> m_softwareId;
NumHeaderVal<uint16_t, 0, 366> m_creationDoy;
// MSVC doesn't see numeric_limits::max() as constexpr so doesn't allow
// them as defaults for templates. Remove when possible.
NumHeaderVal<uint16_t, 0, 65535> m_creationYear;
StringHeaderVal<20> m_scaleX;
StringHeaderVal<20> m_scaleY;
StringHeaderVal<20> m_scaleZ;
StringHeaderVal<20> m_offsetX;
StringHeaderVal<20> m_offsetY;
StringHeaderVal<20> m_offsetZ;
MetadataNode m_forwardMetadata;
virtual void addArgs(ProgramArgs& args);
virtual void initialize();
virtual void prepared(PointTableRef table);
virtual void readyTable(PointTableRef table);
virtual void readyFile(const std::string& filename,
const SpatialReference& srs);
virtual void writeView(const PointViewPtr view);
virtual bool processOne(PointRef& point);
virtual void doneFile();
void fillForwardList();
template <typename T>
void handleHeaderForward(const std::string& s, T& headerVal,
const MetadataNode& base);
void handleHeaderForwards(MetadataNode& forward);
void fillHeader();
bool fillPointBuf(PointRef& point, LeInserter& ostream);
point_count_t fillWriteBuf(const PointView& view, PointId startId,
std::vector<char>& buf);
void writeLasZipBuf(char *data, size_t pointLen, point_count_t numPts);
void writeLazPerfBuf(char *data, size_t pointLen, point_count_t numPts);
void setVlrsFromMetadata(MetadataNode& forward);
MetadataNode findVlrMetadata(MetadataNode node, uint16_t recordId,
const std::string& userId);
void setExtraBytesVlr();
void setVlrsFromSpatialRef();
void readyCompression();
void readyLasZipCompression();
void readyLazPerfCompression();
void openCompression();
void addVlr(const std::string& userId, uint16_t recordId,
const std::string& description, std::vector<uint8_t>& data);
void deleteVlr(const std::string& userId, uint16_t recordId);
void addGeotiffVlrs();
void addGeotiffVlr(GeotiffSupport& geotiff, uint16_t recordId,
const std::string& description);
bool addWktVlr();
void finishLasZipOutput();
void finishLazPerfOutput();
LasWriter& operator=(const LasWriter&); // not implemented
LasWriter(const LasWriter&); // not implemented
};
} // namespace pdal
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