[mythtv-users] scan imports not working and FiOS

Brian Sanders brian.sanders at gmail.com
Tue Jun 19 14:47:06 UTC 2012


"Faithless is he, that says 'farewell', when the path darkens."



On Tue, Jun 19, 2012 at 10:26 AM, John Pilkington <J.Pilk at tesco.net> wrote:

> On 19/06/12 14:19, Brian Sanders wrote:
>
>  On Tue, Jun 19, 2012 at 9:13 AM, John Pilkington <J.Pilk at tesco.net
>> <mailto:J.Pilk at tesco.net>> wrote:
>>
>>  <snip>
>
>
>>            So you are saying that importing previous scans doesn't seem
>>            to work for
>>            you either?  I would really like to play around with (or
>>            have find
>>            an explanation of) the different types of channels and
>>            "transports." I
>>              just can't possibly spend 2+ hours scanning for each
>>            iteration I want
>>            to explore.
>>
>>
>>    Yes.  I haven't been able to use it.  I don't know how much code is
>>    shared for DVB-T and FiOS and I really don't know how HDHR or FiOS
>>    work, but in my last test I had to do a full scan, with no
>>    transports defined, then delete unwanted transports and all
>>    channels, and then do a linked scan of all known transports.  I
>>    don't know if you could do something similar.  Prior knowledge of
>>    the transport structure is a great help, and the terminal output of
>>    mythtvsetup during and after a scan is informative.
>>
>>
>>
>> How do you know what an "unwanted" transport is? I guess you probably
>> have more familiarity with the signiling side than I do currently.  My
>> knowledge stops at... I expect QAM on my unencrypted channels... and I
>> assume Transports to be different frequency ranges for the different
>> channels?
>>
>> Also you mention a linked scan?  I have only done a full scan, and
>> attempted to import a scan.  Is a linked scan another option that
>> perhaps I can try?  What does it do differently?
>>
>>
> A website lists the frequencies allocated to the transmitter that I want -
> to which my antenna points.  I delete transports with frequencies not in
> that list.  One of the identifiers in the scan output may be specific to
> the transmitter too, but I haven't checked on that.  Maybe you should just
> delete any transport that doesn't have a QAM label.
>
> The 'linked scan' option is offered when you select 'scan all known
> transports'; it's not called exactly that, but it's the option after
> 'ignore timeouts', which I also select.  I don't know if your transports
> will use the linking concept.
>
> So perhaps:
>
> 1. Delete all channels
> 2. Delete all transports
> 3. Full scan
> 4. Delete all non-QAM transports
> 5. Delete all channels
> 6. Channel scan, using 'scan all known transports', 'ignore timeout' and
> 'link transports' options.
> 7. Examine results.  If transport list has changed repeat from step 4.
> 8. Download Icons.
>
> Good luck!
>
>
Thanks, that is a good idea I might have to get that a go.

>
>
>
>
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