This is the command jpeg2hdf that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
jpeg2hdf - convert JPEG images to HDF
jpeg2hdf jpeg-file output-hdf-file
jpeg2hdf reads an image from jpeg-file and converts it to HDF format in output-hdf-file.
Use jpeg2hdf online using onworks.net services