[mythtv-users] Duplicate screens

Yan Seiner yan at seiner.com
Sun Jan 14 01:04:34 UTC 2007

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?


More information about the mythtv-users mailing list