librtfilter1 software package provides realtime digital filtering library, 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 librtfilter1
librtfilter1 is installed in your system.
Make ensure the librtfilter1 package were installed using the commands given below,
$ sudo dpkg-query -l | grep librtfilter1 *
You will get with librtfilter1 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | librtfilter1 |
| Version | 1.1-4 |
| Description | realtime digital filtering library |
| Sub Section | libs |