[mythtv-users] Record broadcast television

Jarod Wilson jcw at wilsonet.com
Tue Sep 28 01:47:27 EDT 2004

On Monday 27 September 2004 18:48, Ken Schutte wrote:
> I can't help you with the tuning to broadcast vs. cable.

I can. The frequency tables for cable and broadcast are identical for channels 
3-13. No changes necessary.

> But, I am 
> trying to do something similar - convert old home movies (on VHS) to
> DVD.  So far, I have just being tuning to cable chan 3 with ptune.pl
> (VCR is on cable chan 3), then using:
>  >> cat /dev/video0 > newfile.mpg
> Then Ctl-C when done.
> This seems to work fine, and you don't have to worry about Myth having
> to record shows according to the listings.  But, I'm not sure if this is
> the best way as far as quality is concerned.

So far as I know, all myth does is set your recording parameters (bitrate, 
resolution, etc.), and then basically does the exact same thing, just lets 
the encoder dump an mpeg2 file to disk.

> Adam Siegel wrote:
> > I have my myth box setup and it is working perfectly.  I even have it
> > working with the MediaMVP (very cool).  Now for the entire reason I
> > purchased the PVR-350 originally.  I want to record all my old home
> > movies from my old camcorder.  The output of the camcorder is meant for
> > a coax in on the television.  This is no problem, I just hook it up to
> > the PVR-350's coax in.  But my profile is setup for cable television.
> > So the frequencies for channel 3 are different for broadcast vs. cable.
> >
> > It seems that you just can't hit record in myth and let it go.  You have
> > to associate a recording with something in the television schedule.
> > When it kicks of the recording it also sets the frequency to that of the
> > channel which you want to record (obviously).  I need someway of telling
> > myth to use the broadcast frequency for channel 3 and to just record to
> > a file without a start and stop and channel setting.
> >
> > I am able to manually override the frequency setting by using the
> > ptune.pl utility that came with the ivtv package.  But when you hit
> > record, it sets the frequecy back to the cable frequency.
> >
> > Any creative ideas are appreciated!

Jarod C. Wilson, RHCE
jcw at wilsonet.com

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