Alexandria
2.18
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NdArray
NdArray
io
NpyMmap.h
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/*
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* Copyright (C) 2012-2021 Euclid Science Ground Segment
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*
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* This library is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Lesser General Public License as published by the Free
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* Software Foundation; either version 3.0 of the License, or (at your option)
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* any later version.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef ALEXANDRIA_NDARRAY_IO_NPYMMAP_H
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#define ALEXANDRIA_NDARRAY_IO_NPYMMAP_H
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#include "
NdArray/NdArray.h
"
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#include <boost/filesystem/path.hpp>
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#include <boost/iostreams/device/mapped_file.hpp>
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namespace
Euclid
{
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namespace
NdArray {
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template
<
typename
T>
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NdArray<T>
mmapNpy
(
const
boost::filesystem::path&
path
,
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boost::iostreams::mapped_file_base::mapmode mode = boost::iostreams::mapped_file_base::readwrite,
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size_t
max_size = 0);
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template
<
typename
T>
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NdArray<T>
createMmapNpy
(
const
boost::filesystem::path&
path
,
const
std::vector<size_t>
& shape,
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const
std::vector<std::string>
& attr_names,
size_t
max_size = 0);
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template
<
typename
T>
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NdArray<T>
createMmapNpy
(
const
boost::filesystem::path&
path
,
const
std::vector<size_t>
& shape,
size_t
max_size = 0) {
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return
createMmapNpy<T>(
path
, shape, {}, max_size);
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}
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}
// end of namespace NdArray
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}
// end of namespace Euclid
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#define NPYMMAP_IMPL
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#include "
NdArray/io/_impl/NpyMmap.icpp
"
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#undef NPYMMAP_IMPL
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#endif // ALEXANDRIA_NDARRAY_IO_NPYMMAP_H
NpyMmap.icpp
Euclid::NdArray::mmapNpy
NdArray< T > mmapNpy(const boost::filesystem::path &path, boost::iostreams::mapped_file_base::mapmode mode=boost::iostreams::mapped_file_base::readwrite, size_t max_size=0)
std::vector< size_t >
Euclid::NdArray::NdArray
Definition:
NdArray.h:46
Euclid::NdArray::createMmapNpy
NdArray< T > createMmapNpy(const boost::filesystem::path &path, const std::vector< size_t > &shape, const std::vector< std::string > &attr_names, size_t max_size=0)
NdArray.h
path
Elements::Path::Item path
Euclid
Definition:
InstOrRefHolder.h:29
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