meino.cramer at gmx.de wrote: > RC <cooleyr at gmail.com> [10-04-25 20:00]: >> On Sat, 24 Apr 2010 16:32:40 +0200 >> meino.cramer at gmx.de wrote: >> >>> I bought a new LCD monitor with 60Hz framerate. >>> When playing videos sometimes I git a distortet >>> screen (not only with mplayer!!!). I think, it >>> is because the video plays at 50Hz framerate >>> which then interferes with the 60Hz refresh rate >>> of the monitor. >> LCDs effectively do not have a refresh rate (or a "framerate"). LCD has a refresh rate! It refreshes the picture from top to bottom, just the "memory effect" of the screen is much bigger than on CRT. The LCD is effectively a visible dynamic memory (DRAM). >> You've not described what this "distortet screen" problem is, so nobody >> can possibly help. >> >> >> -- >> Ha. I'm the idiot. >> _______________________________________________ >> MPlayer-users mailing list >> MPlayer-users at mplayerhq.hu >> https://lists.mplayerhq.hu/mailman/listinfo/mplayer-users >> > > If LCDs have no framerate or refresh rate, they will not draw > frames from top to bottom? How then? > > A try for a better explanation: > Certain videos (for example the Neo<->Smith fight sceen in Matrix > Revoluitions) with fast changing lightning conditions expose some > screen distortions. > > They are of two kind: > The upper half of the screen is still in "bright condition" > when the lower half is in "dark condition" -- what comes first > and where this "break" is, depends. Also varying is the position > of this "break" on the screen. > That is a missing vertical synchronization - what -vo are you using? On what video card and which drivers? Usually on dualhead the vsync is hard to get.. Daniel
