http://people.salixos.org/laprjns/opal/3.10.10/SLKBUILD
http://ftp.gnome.org/pub/gnome/sources/opal/3.10/opal-3.10.10.tar.xz
http://people.salixos.org/laprjns/opal/3.10.10/opal-ffmpeg.patch