[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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