FF Multi Converter is a useful tool with GUI for converting various file formats including audio, video, image, and document files. As supporting many file extensions, FF Multi Converter relies on many other external programs and libraries like unoconv, FFmpeg, and Library GDP.
Before starting the installation, you need first to install these dependencies:
sudo apt-get install python-qt4 ffmpeg unoconv
Then install FF Multi Converter under Ubuntu with these commands:
sudo add-apt-repository ppa:ffmulticonverter/stable
sudo apt-get update
sudo apt-get install ffmulticonverter