dvdauthor & mplex plugins missing

[Abhishek Anand]

after adding files as I click burn it shows mplex & dvd author plugins missing pls download it manually.
But when I search it in ubuntu store it is not found

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: brasero 3.2.0-0ubuntu1.1
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
ApportVersion: 1.23-0ubuntu3
Architecture: i386
Date: Fri Apr 13 15:04:27 2012
ExecutablePath: /usr/bin/brasero
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
ProcEnviron:
 LANGUAGE=en_IN:en
 PATH=(custom, no user)
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: brasero
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[InfoLibre (david-vantyghem)]

cdrdao and dvdauthor are needed by Brasero but they are not installed.
See https://bugs.launchpad.net/linuxmint/+bug/1598307