[mythtv-users] [RFC] HD PVR kernel driver and mythtv patches
Janne Grunau
janne-mythtv at grunau.be
Tue Jul 27 13:39:06 UTC 2010
On Tue, Jul 27, 2010 at 01:50:12AM -0700, Alan Young wrote:
>
> I'm going to be away from a PC until this weekend. I'll pull the git
> tree when I get back and retest and send my sign offs. I admit I
> didn't run them through checkpatch.pl as I didn't think they'd get
> queued up that quickly. Thanks for cleaning them up.
You're welcome. Use the hd_pvr/20100726 branch or a newer with the same
name schema.
> I'm curious, what is the buffer problem that you are seeing?
buffers are only moved back to the free list if they become ready. A non
ready buffer will stay at the front of the rec list until streaming is
stopped.
> Yeah, I'd like to avoid changing that default too. Using the module
> parameters does not help.
Ok, we could try to change the audio codec to AC3 if SPDIF is specified
as default input. See hd_pvr/20100727
> The default change fixes for me a issue that
> several people are seeing with mythtv. For some reason, something goes
> bad at the start of some recordings and the driver? the HD PVR? or
> mythtv? thinks it is recording from a different input or codec. The
> video is good, but it ends up having no sound. In the mythtv logs, the
> detected audio codec shows audio-aac instead of audio-ac3 when using the
> SPDIF input.
Maybe ordering problem, i.e. the audio codec has to be changed to AC3
before or/and after the input is changed to SPDIF?
Janne
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