[MPlayer-users] fbdev: screensize is smaller than video size

justin case justin_case at gmx.net
Fri Jul 11 15:56:36 CEST 2003


> > i used to have the same problem, since i have a tv with vga in wich only
> > accepts 640x480 and nothing else. a brilliant solution for me was using
>
> Impossible. Horizontal resolution does not exist in an analog video
> signal. If it accepts 640x480, it also accepts 32x480, 12800x480, or
> whatever you like, as long as you get the timings right (same as vga
> 640x480).

well, impossible is a word i don't like. there might be a protective curcuit
in there, that does dunnowhat.
but actually what you say makes sense. after all i treid gettig different
res out there very hard with no sucess. i used a ati card under windows, so
i can be quite sure, it wasn't me tryinginvalid modelines but one i find the
time, i'll investigate that again. thx for the hint.

> > vesa. vesa seems to scale whatever res. you feed it in hardware (no
> > cpu-usage and brilliant quality!) and even better - depending
> on your grphic
> > card - you can run vidix on top of it, if the vesa-output
> causes any trouble
> > (mine did cut the picture, looked like -double didn't work).
>
> It can only scale in hardware if you have vidix support. Otherwise
> it's no better than fbdev.

i wrote it _sems_ so scale in hardware.
simple little test: play a clip without -fs and -zoom on a slow machine that
takes like 80% already for plain decoding - no chance to scale in software,
right? now go for -fs and -zoom using vesa and you will get a beautifully
scaled fullscreen video using right your 80% cpu.
how can that be?



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