添加rpmfusion源
$ sudo rpm -ivh http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-stable.noarch.rpm
$ sudo rpm -ivh http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-stable.noarch.rpm安装显卡驱动
$ sudo dnf install akmod-nvidia "kernel-devel-uname-r == $(uname -r)"
$ sudo dnf install vdpauinfo libva-vdpau-driver libva-utils安装成功
