As the title said, im using MPlayer dev-CVS-051217-14:30-3.4.4 with latest CVS SDL version. but the cvs version SDL i use work fine with ffmpeg-ffplay. i still remember the -vo sdl work for older version of mplayer. My PC specs: pentium 4 2.4ghz ATI radeon 9600XT 512mb ddr sdram windows XP SP2