I'm having this problem too, with totem-gstreamer. VLC and MPlayer display the videos fine, and it happens with mp4, mkv and mov files using the H.264 codec.
There's a similar bug reported at: https://bugs.launchpad.net/ubuntu/+source/totem/+bug/135131 example .mov file (114 KB): http://www.shocknife.com/video/activated_blade_lo.mov from http://www.shocknife.com/video.html (or any quicktime 7 video) -- Green artifacts playing H.264 MKV files https://bugs.launchpad.net/bugs/123476 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs