jpylyzer(1) on Linux
The text 0409f4dea4b7, as Debian 8 (Jessie) shipped it.
JP2 (JPEG 2000 Part 1) image validator and properties extractor.
Flags it lists
-
--help -
--nopretty -
--nullxml -
--verbose -
--version -
--wrapper -
-h -
-v -
-w