[mythtv-users] Duplicate screens
memmott at gmail.com
Sun Jan 14 02:52:06 UTC 2007
Having a synch between two PCs that's akin to two TVs on the same channel is
something I've been looking for for about ten years now. I've never found
any good solution on the digital side of things - re-encoding or
broadcasting over IP always results in different timing on different
displays, and I've never found a way to synch them up. The only solutions
I've found have been analog - long cables to multiple displays or the
wireless solution that Brad mentioned.
I haven't tried the VLC solution yet, but if it works it would rock my
On 1/13/07, Yan Seiner <yan at seiner.com> wrote:
> Stroller napsal(a):
> > The ideal way to meet Mr Asplund's requirement is surely to have the
> > BE stream the feed to both FEs at the same time. I guess this is not
> > currently possible - with correct synchronisation as he requires -
> > and is a "feature request". But I have no idea of the programming
> > implications - does the Myth protocol currently use UDP? According to
> > Wikipedia (see the depth of my knowledge!?) "compared to TCP, UDP is
> > required for broadcast (send to all on local network) and multicast
> > (send to all subscribers)." I think that having both FEs request the
> > same program from the BE at the same time over TCP would result in a
> > slight loss of synchronisation; this might not be noticeable if the
> > back-end can pump out data fast enough, but might result in jitter if
> > the hard-disk is unable to keep up.
> ISTR that VLC <http://www.videolan.org/vlc/> can multicast video, so the
> technology is there.
> The question is, how hard to incorporate into myth?
> mythtv-users mailing list
> mythtv-users at mythtv.org
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