libaften-dev software package provides audio AC3 encoder - 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 libaften-dev
libaften-dev is installed in your system.
Make ensure the libaften-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libaften-dev *
You will get with libaften-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libaften-dev |
| Version | 0.0.8+git20100105-0ubuntu2 |
| Description | audio AC3 encoder - development files |
| Sub Section | libdevel |