error: XDG_RUNTIME_DIR not set in the environment. vainfo: VA-API version: 1.4 (libva 2.4.0) vainfo: Driver version: Mesa Gallium driver 18.3.6 for AMD CEDAR (DRM 2.50.0 / 4.15.0-desktop-51.4rosa-x86_64, LLVM 7.0.1) vainfo: Supported profile and entrypoints VAProfileMPEG2Simple : VAEntrypointVLD VAProfileMPEG2Main : VAEntrypointVLD VAProfileVC1Simple : VAEntrypointVLD VAProfileVC1Main : VAEntrypointVLD VAProfileVC1Advanced : VAEntrypointVLD VAProfileH264ConstrainedBaseline: VAEntrypointVLD VAProfileH264Main : VAEntrypointVLD VAProfileH264High : VAEntrypointVLD VAProfileNone : VAEntrypointVideoProc