G’MIC has been made available as an easy-to-use plug-in for GIMP. It extends this retouching software capabilities by offering a large number of pre-defined image filters and effects. Of course, this plug-in is highly customizable and it is possible to dynamically add your custom G’MIC-written filters in it.
For Ubuntu and LinuxMint : Download the .deb packages from this link
-You can also install it via PPA repository:
sudo add-apt-repository ppa:ferramroberto/gimp
sudo apt-get update
sudo apt-get install gmic gimp-gmic
Or You can instead use the officiel repository to install this plugin in : Debian, Ubuntu and LinuxMint:
1-Open /etc/apt/sources.list using your favorite text editor
2- Add this line at the end of list (Change xxx to name of your installed system for example for ubuntu 10.10 change xxx to lucid, for debian lenny change xxx to lenny …etc:
deb http://glouk.legtux.org/gmic_apt xxxx contrib
3- Now update and install:
sudo apt-get update && sudo apt-get install gmic
For other Linux distribution:
In this link you will find pre-compiled binaries of the plug-in for common architectures. Pick one archive below, unzip all its content into your GIMP plug-in directory, and you’re done. The G’MIC plug-in should be then available from the Filters/G’MIC.. menu entry.
Useful Links: http://gmic.sourceforge.net