libxvidcore-dev software package provides Open source MPEG-4 video codec (development), 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 libxvidcore-dev
libxvidcore-dev is installed in your system.
Make ensure the libxvidcore-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libxvidcore-dev *
You will get with libxvidcore-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libxvidcore-dev |
| Version | 2:1.3.2-9ubuntu1 |
| Description | Open source MPEG-4 video codec (development) |
| Sub Section | libdevel |