[vdr] Re: I have a dream ;-)

[Andreas Schultz <aschultz@cs.uni-magdeburg.de>]

On Monday 22 July 2002 16:33, Stefan Schluenss wrote:

[...]

> > This sounds like you got the DXR3 to display your subtitles? I tried it a
> > nd it
> > refused to display mine. I actualy have some code to convert vdr's cBitma
> > p's
> > into SPU's (without the highlight).
>
> It seems to me that the subpicture data will only be processed while a
> video is running.
> Currently i'm 'cat-ing' a mpeg file to the DXR3 video device and then send
> the spu data to the spu device. The spu data will than be shown directly.

that's great.
I will dig-out my vdr-dxr3 support patches and add live tv capabilities. 
Hopefully you can the add the OSD-to-SPU support.

> > Also, it appears that there can only be one active highlight area, that
> > effectivly would limit us to 8 out of 16 colors. Also, one would most
> > certainly wish to use the highlight area for the cursor bar leaving you w
> > ith
> > only 4 colors for the main menue, not enough colors for the colored key a
> > rea
> > at the bottom of the menue area.
>
> Yes, i thought that too first. But after reading
> http://members.aol.com/mpucoder/DVD/spu.html i was able to generate 8
> highlight regions with each having it's own color (indices into color
> palette and transparency values). And a button could additionally be
> defined via ioctl.

great.
>
> > > This seems to be promising. The work is still going on and maybe our dr
> >
> > eam
> >
> > > comes true.
> >
> > playback i have already working and transfer mode should be trivial.
> >
> > > (Think how cheap a vdr-station could be by using a Nova and a DXR3,
> > > especially when bought at ebay)
> >
> > One more thing, a very low end system could eventualy run into problems,
> > as
> > the dxr3 apparently can only play PCM audio and the DVB MPEG2 audio strea
> > m
> > therefore needs be decoded by the main CPU.
>
> Yes, that's true. But nevertheless, such a system would be much cheaper
> than a DVB-s/Nova system for timeshift.

definetly, and also a Pentium 200MMX should be handle it anyway ....

Andreas
-- 
Andreas Schultz <aschultz@cs.uni-magdeburg.de>
Student of computer science

"In accordance with plans for Linux OS world domination
      infiltration of governments is vital (:-))."