[mythtv] [Experiemental Patch] DVB now-next

John Pullan jmp at tarantella.com
Fri Feb 20 09:11:13 EST 2004


I believe so. So we might have to do the check ourselves and dump bad
packets ? Sounds like fun :-) and a rewrite of the parser code.

On Fri, 2004-02-20 at 14:08, Daniel Thor Kristjansson wrote:
> I'm pretty sure from my experiences with HDTV that reconstructed PES
> packets do not have their CRC checked, or at least are not disposed of
> properly if they are checked. Does DVB also use TS packets?
> 
> -- Daniel
> 
> On Fri, 20 Feb 2004, Ivor Hewitt wrote:
> 
> ]On Friday 20 February 2004 11:35, John Pullan wrote:
> ]> I thought the data coming through should be crc checked, but I seem to
> ]> get errors. I need to investigate more to see what's happening.
> ]>
> ]Yes, just noticed that myself. Perhaps validating the date/time ranges
> ]during parse and throwing away the data on an error would be enough?  Just
> ]piling in some extra debug couts at the moment to try and see where the
> ]corruption is.
> ]It seems like it might indeed be signal quality related, if I tune to a mux
> ]that is high quality the data seems fine... but on a poorer signal strength
> ]one the corruptions start to appear, so that would seem to tie in.
> ]
> ]> > Also, I am told that the Crystal Palace transmitter is joining the
> ]> > trial of the 7-day EPG in a week or so, which should allow more
> ]> > significant testing :-)
> ]>
> ]Hmm, wonder if it'll come off the Reigate relay too?
> ]
> ]
> 
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