Centos7

yum -y install yasm yasm-devel
yum -y install http://springdale.math.ias.edu/data/puias/unsupported/7/x86_64//lame-libs-3.100-1.sdl7.i686.rpm
yum -y install http://springdale.math.ias.edu/data/puias/7/x86_64/os/Addons/Packages/ocl-icd-2.2.12-1.sdl7.x86_64.rpm
yum -y install http://download-ib01.fedoraproject.org/pub/epel/7/x86_64/Packages/l/libmfx-1.21-2.el7.x86_64.rpm
yum -y install http://repo.okay.com.mx/centos/7/x86_64/release//liblame-3.99.5-11.el7.centos.x86_64.rpm
yum -y install http://repo.okay.com.mx/centos/7/x86_64/release//vidstab-1.1-1.git97c6ae2.el7.centos.x86_64.rpm
yum -y install epel-release
rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpm
yum -y install http://springdale.math.ias.edu/data/puias/unsupported/7/x86_64//liba52-0.7.4-27.sdl7.x86_64.rpm
yum -y install ffmpeg ffmpeg-devel mplayer mencoder

Centos 6

yum -y install yasm yasm-devel
yum -y install https://www.rpmfind.net/linux/dag/redhat/el6/en/x86_64/dag/RPMS/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm
yum -y install ffmpeg ffmpeg-devel mplayer mencoder