[mythtv-users] USA OTA FCC frequency rescan?

[James Abernathy]

On 8/12/19 10:27 PM, Justin Alcorn wrote:
> We just had that warning, these steps are what got it working for me.
> -- 
> Justin B. Alcorn
> The views expressed are not necessarily my own, much less anyone else's
> PGP Fingerprint CCEB F776 C3FD 1050 C8DB  532E B8B9 BED7 7764 406C
>
>
> On Mon, Aug 12, 2019 at 10:22 AM Jay Harbeston <jharbestonus at gmail.com 
> <mailto:jharbestonus at gmail.com>> wrote:
>
>
>
>     > On Aug 12, 2019, at 9:13 AM, James Abernathy
>     <jfabernathy at gmail.com <mailto:jfabernathy at gmail.com>> wrote:
>     >
>     > So my local OTA channels have started the warning about
>     September 6 and doing a rescan to continue receiving their channels.
>     >
>     > My backend is mythtv v30 with 2 tuner systems.  One is a PCIe
>     card, the HAUPPAUGE WinTV-quadHD PCI Express TV Tuner Card 1609.
>     The other is a SiliconDust HDHomerun Quatro.
>     >
>     > I currently get my EPG from SchedulesDirect via
>     tv_grab_zz_sdjson_sqlite. The Input Connections for both sets of
>     tuners, i.e. 8-tuners, use the same Video Source which is the one
>     setup to use tv_grab_zz_sdjson_sqlite.
>     >
>     > Can someone point me to instructions or discussion on what to do
>     in my case? I think the rescan is done externally to mythtv-setup
>     using steps defined at https://www.mythtv.org/wiki/XMLTV for
>     initial setup, but I remember that if not careful you can loose
>     Recording rules and previously recorded metadata is some cases.
>     >
>     > Has anyone worked out a way to do the rescan without messing
>     things up??
>     >
>
>     I will be doing the following steps:
>
>     1. mythconverg_backup.pl <http://mythconverg_backup.pl>
>     —backup_xmltvids  — # Sometime between now and when channels change.
>         The created file contains two different formats, the first
>     being a series of update statements using only callsign:  e.g.
>
>         UPDATE channel SET xmltvid = 'I17155.json.schedulesdirect.org
>     <http://I17155.json.schedulesdirect.org>' WHERE callsign =
>     'Channel 4’;
>
>     The remainder are commented out.
>
>     After the change has been made, do the following:
>
>     2. Stop mythbackend
>     3. Start mythtv setup
>     3.1:  Clear all the OTA channels currently setup.
>     3.2. Rescan all OTA channels
>     3.3  Exit mythtv setup
>     4.  Run the sql update statements generated above.
>     5.  Start mythbackend
>
>     Regards!
>
>
>
I did the --backup_xmltvids and looked at the file. Sort of understand 
what it does.  I'm not sure how to run this in step #4.

Jim A


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