h5utils: Document Some Use Cases

[ax3l]

The debian package h5utils contains some interesting tools.

It might be useful to play around with them on our data sets and to document some useful applications.

quote:

• h5topng, which extracts a 2d slice of an HDF5 file and outputs a corresponding image in PNG format
• h5totxt, which extracts 2d slices and outputs comma-delimited text (suitable for import into a spreadsheet)
• h5fromtxt, which converts simple text input into multi-dimensional numeric HDF5 datasets
• h5fromh4, which converts HDF4 data to HDF5
• h5tovtk, which converts HDF5 files to VTK files for visualization with VTK-aware programs
• h5read, a plugin for the Octave numerical language