[mythtv-users] chan up/down succeeds, but change directly to a channel fails
Nick Morrott
knowledgejunkie at gmail.com
Sun Oct 5 19:20:24 UTC 2008
On 04/10/2008, Adam Hirsch <mythtv at quakerporn.com> wrote:
> Hey, folks.
>
> Long-time mythtv user, here. I'm running 0.21-fixes via SVN, and I
> recently rebuilt my setup from scratch. Only one bug remains, but it's a
> weird one. Changing channels up or down to an adjacent channel from within
> MythTV works, but keying in a specific channel to jump to fails, as does
> any scheduled recording requiring a channel change. In both cases I get
> the "Error was encountered while displaying video" message.
>
> I'm using an external channel change script which works perfectly from the
> commandline -- I can jump to whatever channel I specify, no problem, so the
> problem's not with the set-top box nor the channel change script itself.
> The issue only happens from within MythTV and trying to change to a
> non-adjacent channel. I've spent several hours combing through error logs
> and searching lists, but no dice. It's a weird one.
>
> The backend log is pretty sparse, when the failure occurs:
>
> ## 2008-10-04 17:12:01.224 TVRec(1): HW Tuner: 1->1
> ## 2008-10-04 17:12:02.116 Channel(/dev/video0): SetInputAndFormat() failed
First, check you have your capture card set up correctly in
mythtv-setup. You could also try editing your channel changing script
to return immediately after sending the irsend command to the
background - as it is possible (although it may not be the case here)
for a timeout to occur during channel changing.
--
Nick Morrott
MythTV Official wiki:
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