luvcview software package provides USB Video Class grabber, 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 luvcview
luvcview is installed in your system.
Make ensure the luvcview package were installed using the commands given below,
$ sudo dpkg-query -l | grep luvcview *
You will get with luvcview package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | X Window System software |
| Package | luvcview |
| Version | 1:0.2.6-6 |
| Description | USB Video Class grabber |
| Sub Section | x11 |