@Stefan: if you (re-?)read the bug description, you will find out Windows Media Player manages to get high quality out of the FLV files, while totem, gxine and mplayer on ubuntu linux play FLV files with bad quality.
@Stefan: if you (re-?)read the bug description, you will find out Windows Media Player manages to get high quality out of the FLV files, while totem, gxine and mplayer on ubuntu linux play FLV files with bad quality.