[linux-dvb] Re: Inserting a splitter in the DVB-Driver

[Markus Winkler <markus.winkler@gmxpro.de>]

At 09:25 29.10.2001 +0100, you wrote:
>On Monday 29 October 2001 07:36, Markus Winkler wrote:
> >
> > By the way, I found a software decoder for transport streams. It works very
> > well with windows, but perhaps you could use it on linux as well.
>
>Have you got a URL? I am currently using the following command (very
>successfully) to watch live TV:

http://pvrhack.sonnik.com/tivo/dl_info.asp?DLID=45
It's the Elcard MPEG2 Decoder


>dumprtp | ts2ps 1 2 | bfr -m 1024kB | mplayer -
>
>bfr is buffer application available from:
>
>http://www.glines.org/software/buffer.html
>
>This uses about 35% of a 1GHz PIII with a Matrox G450 video card.
>
> > >[schnipp]
> > >
> > > > Regarding patching the driver to multicast the TS, I don't think that's
> > > > the right place for it.  This seems a task best suited to user-space.
> > >
> > >I also think so.
> >
> > Why? In my opinion, it should be very easy to dump the ts-data to the
> > network from inside the driver. Sure, you dump what you see on tv, but
> > that's exactly what i want.
>
>IMHO, if it is possible to do it in user space, then that is where it should
>be done.
>
>Also, the driver doesn't read any data from the card unless an application is
>reading it from either /dev/ost/dvr or /dev/ost/demux.  In the latter case
>(for non-budget cards), the data is never in TS format inside the driver -
>the driver uses PES streams internally. So it wouldn't be a trivial matter to
>add streaming to the driver.
>
>I don't know what other applications you use with the driver, but if you use
>VDR, then that is where you should add the streaming support.

I thought about this, but came to no conclusion yet. I think, I'll first 
implement the viewer which gets it's data from vdrstream and then, let's see.


>The main complication is the fact that VDR isn't reading data from
>/dev/ost/dvr unless it is recording or "transferring".  You would have to
>change it so that it always read data from that device.  I don't know how
>Klaus would feel about that - i.e. if he would accept such a patch into his
>version of VDR.
>
>Klaus - if you are reading this, do you have a view on adding RTP streaming
>support to VDR?

Let's wait and see :-)

Greetings,
Markus


>Regards,
>
>Dave.
>
>
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