This is the command iv 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
iv - image viewer
iv [options] files...
The iv program is a great interactive image viewer. Because iv is built on top on
OpenImageIO, it can display images of any formats readable by ImageInput plugins on hand.
--help Print help message
-v Verbose status messages
-F Foreground mode
Use iv online using onworks.net services