Depending on how well entrenched you are with your current system, you might try Ubuntu Studio. It's based on Debian, so all of that should still be familiar, and it comes with a bunch of stuff preinstalled and already working. This is one of them.
ubuntustudio.org
Just add the cronjob like I mentioned, to avoid the password request.
And add the PPA to get the actual current version of OBS as a regular update, *before* you do anything else!
The Linux version of OBS is still under development and contains many bugs, but if you're feeling brave, and can install Ubuntu PPAs, then you can give this a try. If you're on Ubuntu 14.04 LTS, you'll first need to install FFmpeg: sudo apt-add-repository ppa:kirillshkrogalev/ffmpeg-next sudo...
obsproject.com
If you build a bunch of stuff and then update OBS, it'll wipe all that out and you'll have to start over. The preinstalled version is that old. So update it first and *then* build on it.