I have the same problem. I've also tracked it down to x264. There's no relation to mkv as it is only a container, same problem occurs with mp4 files.
GStreamer-baser playback: frames freeze, sometimes playback stops mplayer: same as above (!) VLC - not tested Avidemux - ok, no problems Architecture: x86 Kernel: 2.6.31-17-generic Video driver: nVidia v 185 -- Choppy/Freezing H.264 Encoded Video Playback https://bugs.launchpad.net/bugs/507264 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
