mupen64plus-input-sdl software package provides sdl input device plugin for mupen64plus, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install mupen64plus-input-sdl
mupen64plus-input-sdl is installed in your system.
Make ensure the mupen64plus-input-sdl package were installed using the commands given below,
$ sudo dpkg-query -l | grep mupen64plus-input-sdl *
You will get with mupen64plus-input-sdl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Games |
| Package | mupen64plus-input-sdl |
| Version | 2.0-3 |
| Description | sdl input device plugin for mupen64plus |
| Sub Section | Games |