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silx-kit / hdf5plugin

Set of compression filters for h5py
http://www.silx.org/doc/hdf5plugin/latest/
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hdf5plugin

.. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.7257761.svg :target: https://doi.org/10.5281/zenodo.7257761

hdf5plugin provides HDF5 compression filters <https://github.com/HDFGroup/hdf5_plugins/blob/master/docs/RegisteredFilterPlugins.md#list-of-filters-registered-with-the-hdf-group> (namely: Blosc, Blosc2, BitShuffle, BZip2, FciDecomp, LZ4, Sperr, SZ, SZ3, Zfp, ZStd) and makes them usable from h5py <https://www.h5py.org>.

See documentation <http://www.silx.org/doc/hdf5plugin/latest/>_.

Installation

To install, run::

 pip install hdf5plugin [--user]

or, with conda (https://anaconda.org/conda-forge/hdf5plugin)::

conda install -c conda-forge hdf5plugin

To install from source and recompile the HDF5 plugins, run::

 pip install hdf5plugin --no-binary hdf5plugin [--user]

Installing from source can achieve better performances by enabling AVX2 and OpenMP if available.

For more details, see the installation documentation <http://www.silx.org/doc/hdf5plugin/latest/install.html>_.

How-to use

To use it, just use import hdf5plugin and supported compression filters are available from h5py <https://www.h5py.org>_.

For details, see Usage documentation <http://www.silx.org/doc/hdf5plugin/latest/usage.html>_.

License

The source code of hdf5plugin itself is licensed under the MIT license <LICENSE>_.

Embedded HDF5 compression filters are licensed under different open-source licenses: see the license documentation <http://www.silx.org/doc/hdf5plugin/latest/information.html#license>_.