[mplayer] Re: syncfb and Divx ;-)

Paul Holcomb mpeg2 at blue.cpoint.net
Thu Feb 22 17:14:23 CET 2001

On Thu, Feb 22, 2001 at 11:02:07AM -0600, Arpi wrote:
> >  This didn't seem to quite work.  I tested with a Divx ;-) matrix
> >  trailer that I downloaded. The sound worked fine, but all I got was a
> >  white screen, scaling worked as well, but just gave me a bigger white
> >  screen.
> What did you do exactly? Please include mplayer -v output logs in
> these bugreports...
> you must do:
> insmod mga_vid.o
> mplayer -vo mga test.avi

 That's what I did exactly.

> it must work, if you have g200 or g400 card.

 G400 Max.

> >  I tried playing an MPEG2-PS file as I had under the syncfb output
> >  driver and it looked pretty much the same, except that it didn't seem
> >  quite as sharp.  However, the brightness was correct, whereas it was a
> >  little dark under syncfb.
> Heh? It's very interesting... just because the mga and syncfb drivers
> works at the same way, the only difference is thet syncfb uses double
> buffering to avoid flickering.

 This was a qualitative assesment, and it turns out that I was wrong,
 I did a further comparison, and the mga driver, just like the syncfb
 is very dark on my TV.  It looks like there might be support in both
 of them for brightness and contrast soon though (hopefully)

> > But the sound still didn't work and I have a
> >  feeling that its just a problem with the handling of MPEG2-PS files
> >  by mplayer in general.  
> i need a full bugreport, please send to arpi at thot.banki.hu:
> - outout of ./configure
> - config.h, config.mak files
> - output of  mplayer -v -v -v -vo null yourfile.vob

 I'm sending it now.

> >  There were a couple of warnings with the compile of the mga_vid.o
> >  module, so I'm going to try see if I can fix those, but the mga_vid_test
> >  program worked fine.
> Ok, if the test prg works, then mplayer should work too with -vo mga
> >  As another piece of information, I was able to play the matrix.avi
> >  file fine using mplayer with both the -xv and -x11 output modes.
> What about mpeg2 files? Arem't they playable with -vo x11 ?

 To clarify, MPEG2 plays fine under -xv, -x11, and -mga as long as I
 use -nosound.  The problem I am having with white screen video under
 -vo mga is with DivX ;-)

Paul Holcomb                               *pholcomb    \@      cpoint  net*
Sr. Network Engineer                       Counterpoint Networking, Inc.

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