I used prevu to backport gstreamer0.10-ffmpeg from feisty to my edgy, and so far it seems h264 are playing great. Please consider fixing this issue by backporting a newer version of the ffmpeg gst plugin into edgy/dapper repositories.
-- H 264 movies are not played properly in PPC dapper https://launchpad.net/bugs/69039 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs