On Thu, Oct 28, 2004 at 11:57:34AM +0200, TheNop wrote: > > On Thu, Oct 28, 2004 at 12:25:20AM +0200, TheNop wrote: > > > Hi all, > > > > > > today I tested the G450 with matroxfb. > > > I saw that the tv out has a line flicker. > > > This is the same as on the G400. > > > > > > But using matroxset -f /dev/fb0 -e don't let me change the flicker mode > > > on the G450. > > > On G400 I can use one of three flicker modes. > > > Is this feature not supported on G450? > > > How can I reduse the flicker on the G450? > > > > You can't. The Windows drivers do have a flicker filter setting but it > > doesn't actually do anything to the TV encoder :( It may be that they do > > some tricks with the texture unit since that is what they must be using to > > scale the image. > > > > I've tried G450/G550 TV-out via matroxfb a few times but the image has > > been absolutely horrible. It looks like they've chosen really bad default > > brightness, contrast etc. settings. Also the image doesn't look very > > stable on my TV. The console text seems to flutter around a bit. Do you > > get a decent picture out of it? > > > > -- > > Ville Syrj�l� > > [EMAIL PROTECTED] > > http://www.sci.fi/~syrjala/ > > > > > Hi, > > I get a real decent tv out picture with the G450, when I increase the > brigthness and contrast and decreases the saturation a bit.
Ok the defaults are simply bad then. I've never played with it long enough to actually adjust them :) > The image quality is much better than with my G400 (I have a G400MAX and a > normel G400). > > The only thing is the line flicker. > > The main problem of the two G400 are: > 1) unsharp Do you mean the TV-out or CRT picture? > 2) no homogen image illumination. two big dark vertical strips. Looks like a > analog problem. I see the problem on both g400 under linux and windows and > also on different mainboars. I get moving horizontal strips on all cards. I suspect my long composite cable may have something to do with it as I don't remeber seeing them when I tried a short SCART RGB cable. My plan is to build a long RGB SCART cable out of cat5 STP. -- Ville Syrj�l� [EMAIL PROTECTED] http://www.sci.fi/~syrjala/
