[mythtv-users] Guidance for phase 9

[Tom Dexter]

On 8/16/19, Tom Dexter <digitalaudiorock at gmail.com> wrote:
> On 8/16/19, Allen Edwards <allen.p.edwards at gmail.com> wrote:
>> This may be a dumb question but why can't I edit the XMLTVID, Channum and
>> Freqid in MythWeb under Channel Info and have that work? That is pretty
>> much all the information needed.
>>
>> Allen
>>
>
> What needs to happen is a lot more complex than that, and my script
> addresses all of it. But before I get into that, I'm unclear as to why
> you'd be doing anything to the xmltvid in the first place. Assuming
> that's currently correct for the channel, that has nothing to do with
> any of this, as you're only trying the change the frequency of the
> existing channel. That aside, here's what you're missing there:
>
> The freqid is the numeric channel number, and my script does in fact
> change that based on the frequency. However I don't think that even
> serves much purpose when it comes to tuning the channel. That depends
> on two things:
>
> 1. The mplexid on the channel table, which must be assigned to the
> mplexid of the appropriate transport in the dtv_mulitplex table for
> the new frequency. Also note that you may not even have an entry in
> that table for the required frequency and my script can create that as
> needed.
>
> 2. The serviceid on the channel table needs to be set to the proper
> PID (that PROGRAM number in the hdhomerun_config scan) to cause it to
> use the correct program in the above transport. I don't think the
> channel editor would let you change that either.
>
> In fact, what you're describing probably wouldn't affect the channel's
> tuning behavior at all.
>
> So there's a lot involved there, but again, my script does make it pretty
> easy.
>
> Tom
>

Another thing that to note is that you wouldn't want to change the
channum either, as that should already be correct as well. Again, the
goal is to correct the frequency information for the existing channel,
and the channum and xmltvid would stay the same.

Tom