[mythtv-users] mythcommflag not working

Rob Owens rowens at ptd.net
Tue Sep 9 13:48:28 UTC 2014


----- Original Message -----
> From: "Mike Perkins" <mikep at randomtraveller.org.uk>
> 
> On 08/09/14 18:39, Rob Owens wrote:
> > On Mon, Sep 08, 2014 at 12:51:27PM -0400, Michael T. Dean wrote:
> >> On 09/08/2014 12:26 PM, Rob Owens wrote:
> >>> I've been having a problem with mythcommflag not working.  Upgrading to
> >>> 0.27.3 did not fix it.  I'm seeing tons of these messages in
> >>> mythcommflag.log:
> >>>
> >>> mythcommflag[888]: E Decoder avformatdecoder.cpp:4891 (GetFrame) decoding
> >>> error
> >>>        eno: Unknown error 541478725 (541478725)
> >>>
> >>> Can anybody suggest further debugging steps?
> >>
> >> Looks like corrupt recordings and/or recordings in a format that
> >> ffmpeg libs don't handle well--though corrupt recordings is more
> >> likely.  Could be due to antenna misalignment/breakage (due to
> >> wind/wear/gravity/...) or even just changes by your broadcaster
> >> which require a rescan.
> >>
> > The recordings are from Dish Network.  Most (all?) are high definition,
> > but I'm using a PVR-150 to capture using s-video.  The recordings play
> > back fine.  Every once in a while I have a recording that has one
> > commercial break detected, but misses the rest of them.
> >
> If you are using a PVR150 or variant then you are encoding the signal
> yourself.
> The quality of the signal cannot therefore be down to external transmission
> problems, but rather within the PVR150 itself, or later in the signal chain -
> including the recording and playback processes.
> 
I have another PVR150 I could test.  But if the current PVR150 is having encoding problems, wouldn't I see playback problems in addition to mythcommflag problems?

-Rob


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