[vdr] Re: fonts

[Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>]

Ulrich Petri wrote:
> 
> > Klaus Schmidinger wrote:
> >
> > Alessio Sangalli wrote:
> > >
> > > Hi. Later when I'll come back home I'll hopefully post some new
> > > regarding fonts of OSD display.
> > >
> > > A question, to Klaus or to everyone very into vdr osd
> > system: the osd is
> > > now presented with 1 bit depth: foreground or background
> > (transparent).
> >
> > Actually the large center part of the OSD has 2 bpp.
> >
> > > A great thing to enhance readability would be to render
> > characters with
> > > variuos level of color, or even with sub-pixel rendering.
> > What are the
> > > real limitations of the OSD? could it be possible to render
> > a 2, 4 bit
> > > depth OSD image?
> >
> > OSD memory is ************EXTREMELY************** limited.
> > You won't be able to use a decent sized OSD with even 4bpp.
> >
> Hi,
> 
> is this limitation because of the hardware design or is it
> firmware-related?
> 
> CU Ulrich

It's because the designers of the DVB card have only equipped the card
with 2MB SDRAM instead of the possible 4MB. Besides, the more color
depth you use, the slower the OSD becomes and the higher the disturbances
when using the OSD during replay are.

Klaus
-- 
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Klaus Schmidinger                       Phone: +49-8635-6989-10
CadSoft Computer GmbH                   Fax:   +49-8635-6989-40
Hofmark 2                               Email:   kls@cadsoft.de
D-84568 Pleiskirchen, Germany           URL:     www.cadsoft.de
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