Hachoir-metadata is a command-line tool which can extract various kind of metadatas from binary files. It is written in Python, based on the "hachoir" and "hachoir-parser" modules. The ebuild i will attach uses distutils.eclass, and is pretty simple.
Created attachment 100963 [details] app-misc/hachoir-metadata/hachoir-metadata-0.6.0.ebuild
Created attachment 116298 [details] dev-python/hachoir-metadata/hachoir-metadata-0.10.0.ebuild Version 0.10.0, using hachoir-core 0.9 and hachoir-parser 0.10. Comes with two plugins : for nautilus and konqueror.
Previous file patch should be : app-misc/hachoir-metadata/hachoir-metadata-0.10.0.ebuild
See bug #144532 for version 1.0.1 (an maybe new versions later)
In cvs now Thanks