gem-extra software package provides Graphics Environment for Multimedia - extra objects, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gem-extra
gem-extra is installed in your system.
Make ensure the gem-extra package were installed using the commands given below,
$ sudo dpkg-query -l | grep gem-extra *
You will get with gem-extra package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Graphics |
| Package | gem-extra |
| Version | 1:0.93.3-5 |
| Description | Graphics Environment for Multimedia - extra objects |
| Sub Section | Graphics |