libasound2-plugins-extra software package provides ALSA library additional plugins, 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 libasound2-plugins-extra
libasound2-plugins-extra is installed in your system.
Make ensure the libasound2-plugins-extra package were installed using the commands given below,
$ sudo dpkg-query -l | grep libasound2-plugins-extra *
You will get with libasound2-plugins-extra package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | libasound2-plugins-extra |
| Version | 1.0.27-2ubuntu2 |
| Description | ALSA library additional plugins |
| Sub Section | libs |