/usr/include/liblas/detail/reader/zipreader.hpp is in liblas-dev 1.8.0-7build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* $Id$
*
* Project: libLAS - http://liblas.org - A BSD library for LAS format data.
* Purpose: laszip reader implementation for C++ libLAS
* Author: Michael P. Gerlek (mpog@flaxen.com)
*
******************************************************************************
* Copyright (c) 2010, Michael P. Gerlek
*
* 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 the Martin Isenburg or Iowa Department
* of Natural Resources 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.
****************************************************************************/
#ifndef LIBLAS_DETAIL_ZIPREADERIMPL_HPP_INCLUDED
#define LIBLAS_DETAIL_ZIPREADERIMPL_HPP_INCLUDED
#include <liblas/detail/fwd.hpp>
#include <liblas/detail/reader/header.hpp>
// std
#include <iosfwd>
#include <boost/shared_ptr.hpp>
// liblaszip
class LASunzipper;
class LASzip;
namespace liblas { namespace detail {
class ZipPoint;
typedef boost::shared_ptr< reader::Header > HeaderReaderPtr;
class ZipReaderImpl : public ReaderI
{
public:
ZipReaderImpl(std::istream& ifs);
~ZipReaderImpl();
void ReadHeader();
liblas::Header const& GetHeader() const {return *m_header;}
void SetHeader(liblas::Header const& header);
liblas::Point const& GetPoint() const { return *m_point; }
void ReadNextPoint();
// Warning: seeking is not supporting in the laszip format, so
// ReadPointAt() and Seek() are implemented to rewind to the
// beginning of the file and read through all the N-1 previous
// point first. That is, these functions are SLOW.
liblas::Point const& ReadPointAt(std::size_t n);
void Seek(std::size_t n);
void Reset();
void SetFilters(std::vector<liblas::FilterPtr> const& filters);
std::vector<liblas::FilterPtr> GetFilters() const;
void SetTransforms(std::vector<liblas::TransformPtr> const& transforms);
std::vector<liblas::TransformPtr> GetTransforms() const;
protected:
bool FilterPoint(liblas::Point const& p);
void TransformPoint(liblas::Point& p);
typedef std::istream::off_type off_type;
typedef std::istream::pos_type pos_type;
std::istream& m_ifs;
uint32_t m_size;
uint32_t m_current;
HeaderReaderPtr m_header_reader;
HeaderPtr m_header;
PointPtr m_point;
std::vector<liblas::FilterPtr> m_filters;
std::vector<liblas::TransformPtr> m_transforms;
private:
void ReadIdiom();
// boost::scoped_ptr<LASzip> m_zip;
boost::scoped_ptr<ZipPoint> m_zipPoint;
boost::scoped_ptr<LASunzipper> m_unzipper;
bool bNeedHeaderCheck;
std::streampos m_zipReadStartPosition;
// Blocked copying operations, declared but not defined.
ZipReaderImpl(ZipReaderImpl const& other);
ZipReaderImpl& operator=(ZipReaderImpl const& rhs);
};
}} // namespace liblas::detail
#endif // LIBLAS_DETAIL_ZIPREADERIMPL_HPP_INCLUDED
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