> thanks for the tip. the diagnosis is spot-on. I measured the FPS and > it's indeed more than 15, (~ 15.13). > > I will test it for 1-2 days continuous run and get back to you. > > -benchmark works as if it has infinite fps. How can I run in this > _infinite_fps_ mode w/o printing CPU usage data etc. (I want to avoid > a not-so-flexible solution like -fps 15.2) I'm playing raw uncompressed video from a fifo. The fifo is filled at about 10-20 fps (with low light it goes down to 1 fps), and mplayer runs at -fps 50. I have not noticed any problem with it yet, only the playing time displayed by mplayer is far to slow, but I don't use that output anyway. Have you tried with -fps 25 or so? Greets, Kiste