JPEG-LS HDF5 Filter

The JPEG-LS HDF5 filter allows the multi-threaded compression of HDF5 datasets using the JPEG-LS codec.

Dependencies

On Ubuntu 18.04 or above, install the following packages:

sudo apt install build-essential ninja meson hdf5-tools libhdf5-dev

The filter depends on the CharLS implementation of JPEG-LS, https://github.com/team-charls/charls It is automatically downloaded by the Meson build system during the configuration process.

Building

1. First, configure the build system:

   meson --buildtype=release -Db_lto=true build/release

2. Build the hdf5 filter plugin:

   ninja -C build/release

3. (Optional) Run tests:

   ninja -C build/release test

(TBD) Installation

Execute the following to install the plugin:

ninja -C build/release install

when prompted, enter admin password to continue.