I think you need gst-libav <https://www.archlinux.org/packages/extra/x86_64/gst-libav/> gst-plugins-good <https://www.archlinux.org/packages/extra/x86_64/gst-plugins-good/> for the h.264 playback -- James On 10/09/2014 04:31 PM, Hong Shick Pak wrote: > On 10/09, Heiko Becker wrote: >> On 10/09/2014 05:21 PM, SP wrote: >>> Have you installed the appropriate drivers for your graphics card? [^1] >>> >>> I am wondering if flash detects no acceleration. Also, have you tried HD >>> playback either with flash-less browser or a file with vlc? >>> >>> [1]: https://wiki.archlinux.org/index.php/NVIDIA >>> >> Of course I did install xf86-video-nouveau > I would recommend using the proprietary driver for newer graphics cards. It > might fix your problems. > > Hong