MarsSeed [1] filed a deletion request for oneplay-codec-pack [2]: Abandoned package, last updated in 2017. Sources deleted.
Former maintainer mentioned in a comment in 2017 that Fluendo stopped updating this plugin. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/oneplay-codec-pack/
