[mythtv] [PATCH] Reinitialize deinterlace filter on video change
jcw at wilsonet.com
Thu Sep 23 05:16:50 EDT 2004
On Tuesday 21 September 2004 15:19, J. Donavan Stanley wrote:
> Jarod Wilson wrote:
> >A few more details on my setup wrt audio... Sound card is a SoundBlaster
> >Audigy, using spdif output to an amp, running a 2.6.7 kernel with ALSA,
> >outputting in Myth still using OSS emu through /dev/dsp. One of the things
> > up next on my list is to muck with native ALSA output and pass raw ac3 to
> > my amp, which I presume would circumvent the garbling of audio
Native ALSA and passing raw ac3 to my amp does indeed circumvent this problem.
> > though
> > fixing the problem instead of ignoring and working around it is obviously
> > better for those who can't output raw ac3.
> I'm pretty sure this is the same thing I've seen when working with
> certain DVD rips. I ran into it while working on the internal player
> and audio track selection. It's been on my list of things to look at.
> There's just certain types of 6 channel audio that Myth doesn't playback
> well. I'm wondering if we need to remix the audio on the fly or something?
Dunno. It seems there is something done differently with audio
reinitialization when changing channels versus first starting up audio, since
if I hit this channel right off the bat in live TV, the audio is horked, but
if I go to another channel, then back, the audio is fine. Ultimately, I
wanted to pass raw ac3 for my HDTV stuff anyhow, but I'm happy to do or try
anything to help get this fixed for others.
Now if I could just get ABC working. With the switch of sound setup, I get the
same initial behavior (a second of normal speed video and audio), but then
video starts playing like its at half speed or something and the audio goes
silent (while before, I used to get choppy audio along w/the stuttering
Jarod C. Wilson, RHCE
jcw at wilsonet.com
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