[mythtv] 0.18 Choppy audio and video on some uk freeview
dvbchannels
Ian Dall
ian at beware.dropbear.id.au
Tue Apr 19 11:06:28 UTC 2005
OK I've tried the -Os option and I still don't have sufficient
reources to do software decoding. I used to be able to watch live tv,
of play back recordings quite smoothly using CVS of about a week ago.
Sooo. I conclude that something is less efficient than it used to be!
Ian Dall writes:
> Taylor Jacob writes:
> > OK Everyone who is finding this problem please do the following:
> >
> > 1. Change to TS mode.. I refuse to support PS mode anymore.. It already has
> > known issues with getting lost on AC3 streams when the signal glitches..
> >
> > 2. Comment out the av_remove_stream() code in
> > libs/libmythtv/avformatdecoder.cpp.. This is most likely the source of the
> > audio going silent in livetv..
> >
> > 3. Tell me if you continue to see this problem.. So far 1/1 people have had
> > success with this fix..
>
> This doesn't work for me. I think maybe I am seeing a different
> problem (albeit with very similar symptoms). I used to be able to
> watch live tv from DVB with software decoding smoothly for standard
> definition. Now I just seem to be running out of CPU (1 or 2%
> idle). This is a 1.2GHz Via C3.
>
> Maybe I should play with optimize settings. I notice that everything
> got compiled with -march=c3-2 -O3. It used to be -Os. Maybe -Os workes
> better.
>
> Alternatively, did something change to make the code less efficient?
>
> Ian
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