libvpx-dev software package provides VP8 video codec (development files), 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 libvpx-dev
libvpx-dev is installed in your system.
Make ensure the libvpx-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libvpx-dev *
You will get with libvpx-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libvpx-dev |
| Version | 1.3.0-2 |
| Description | VP8 video codec (development files) |
| Sub Section | libdevel |