[mythtv-users] Partly OT - recording DCT-6412 content via firewire onto Linux box.

[Steve Adeff]

On Wednesday 11 January 2006 12:19, N Dugas wrote:
> Steve Adeff wrote:
> > On Tuesday 10 January 2006 22:39, N Dugas wrote:
> >>Steve Adeff wrote:
> >>>On Monday 09 January 2006 22:03, N Dugas wrote:
> >>>>Hi all,
> >>>>
> >>>>I've managed to get my Gentoo box (new Myth box in process of being
> >>>>built) to be able to see my DCT-6412.  Recently, I recorded a PPV and
> >>>>would like to x-fer it to my PC to offload some PVR content (to make
> >>>>space for my series recordings).  Until now, I've been able to play
> >>>> back the content and use test-mpeg2 to record it.  With this PPV, I
> >>>> get a 0 length file.  For fun, I stoped playback of my PPV recording
> >>>> and changed channel.  The file size started increasing.  Is there a
> >>>> way for me to tell if my recording is protected and therefore will not
> >>>> play over the firewire port?
> >>>>
> >>>>On the same note, could I record a PPV when I order it with Myth
> >>>> instead of on my 6412?
> >>>>
> >>>>Thanks,
> >>>>Norm
> >>>
> >>>Have the channel/recording you want to extract playing, Power off, hit
> >>>select immediately, go to d11 and see what 5C is set to, only 0 will let
> >>>you transfer over firewire to a PC. You might be able to transfer a live
> >>>PPV while a recorded one you can't as well...
> >>>
> >>>You won't be able to take advantage of dual tuner over firewire, as all
> >>>firewire does it output what you send to the TV, so your best off with a
> >>>single tuner HDTV cablebox and no DVR functionality for Myth use.
> >>
> >>I tried the process you mentionned but it only works when I'm using the
> >>tuners.  When using the PVR, nothing happens when  I press select.  I'm
> >>going to assume that I can't transfer it to my linux box and press on
> >>with my myth install.
> >>
> >>One thing I've noticed is the same thing that others have reported...
> >>inconsistent captures using test-mpeg2.  Sometimes it works, somtimes
> >>not.  Something else to look at but only after I get myth running (most
> >>likely tomorrow night I'll have more time to set it up).
> >
> > so when you play back a recording you get no stream via firewire? sounds
> > like it enabled 5C for recorded shows.
> >
> > as for the inconsistency, does it quit randomly while transfering data or
> > you loose connection randomly between trasnfers?
>
> What I've noticed is that it either works or it doesn't.  There's not
> stopping in mid-capture unless I try to play back the PPV in question.
> I've started verifying the oPCR setting and I'll be keeping track of
> them to see when it captures and doesn't capture.
>
> I tried to capture again with the test-mpeg2 from libiec61883 0.1.0
> tarball and I ran into the same "File size limit exceeded" issue.  I'm
> now thinking it's not a filesystem issue but a header file definition
> setting the file size limit to 32 bits.  I did some digging around and I
> may need to enable largefile via a CFLAG option.
>
> Norm

strange, someone else mentioned more than one version of test-mpeg2, this may 
be it too, using different versions...

So it sounds like your having the same issue with capturing as other DCT 
users. As soon as I can get a dev to help me write a test patch for us we may 
be able to test a fix for this...

-- 
Steve