[mythtv] Default duplicate check method

[Martin Long(myth)]

On Tue, September 18, 2007 2:56 am, Michael T. Dean wrote:
> On 09/17/2007 12:49 PM, Stuart Morgan wrote:
>> Subtitle then Description would work just as well in this case.
>>
>> I'd forgotten that "Subtitle then Description" was made the default when
>> it
>> was introduced and that due to complaints it was switched back. I think
>> the
>> decision to switch back was made too quickly (there is resistance to all
>> change). I'll accept that even though I think the method is superior,
>> convincing people of that might be difficult.
>>
>> It comes down to an argument over incorrect positive and negative
>> matches. If
>> you have excess disk space and several tuners, then you might not mind
>> recording lots of duplicates if it means you never miss an episode. If
>> you
>> are short on disk space or tuners you probably don't want to record any
>> duplicates, because you will lose recordings to the auto-expirer or
>> conflicts.
>>
>> I'm coming around to the idea that instead of changing the default, we
>> could
>> just remember the preferred setting. My dilemma is that I dislike adding
>> new
>> settings, IMHO there are already too many. We could instead just
>> remember
>> the 'last used' setting as in most cases people won't be changing the
>> method
>> that often.
>>
>> Otherwise, we just have to wait (again) until someone can figure out a
>> better
>> solution.
>
> Not to speak for Martin, but I think (and please correct me if I'm
> wrong) he was talking about a sort of "Rule Groups" (to keep the
> "Groups" terminology going ;), which--like Playback Groups--allows you
> to specify a "group" of default recording rule settings with a name.
> With that approach, on creation of a new recording rule, one could
> either specify individual settings for the rule (i.e. record on any
> channel at any time with the Default recording profile at +5 priority
> using subtitle then description duplicate matching in the whatever
> Recording Group to be stored in the whatever Storage Group and starting
> 1 minute early and ending 1 minute late and ...) or could simply choose
> the "default" or "Parents" or ... Rule Group (which automatically fills
> in the values for all the individual recording rule settings and allows
> "overriding" any settings through the normal UI).  So, the Rule Groups
> work are kind of the MythTV recording rule equivalent of a browser's
> "saved forms" functionality--it just pre-fills the form and allows
> changes.  And, this approach doesn't create any new settings (users who
> never create Rule Groups get one--the "default" group--which has the
> same defaults as are used currently (possibly, though, changing the
> default for dup matching :).
>
> BTW, I'm not (yet) volunteering to write this code (as I have something
> that's higher on my priority list to do for Myth), but in time I may do
> so.
>

Exactly what I had in mind, and I think Chris Pinkham's implementation
looks like a pretty good idea.

I might start to look at implementing this, as soon as I can stop my
machine from crashing.