[mythtv-users] Limit concurrent instances of mythpreviewgen?

Mike Perkins mikep at randomtraveller.org.uk
Tue May 13 22:04:08 UTC 2014


On 13/05/14 20:16, Michael T. Dean wrote:
> On 05/13/2014 01:57 PM, Mike Perkins wrote:
>> All of the above still sound like kludges. Creating previews when the browser
>> is just about to display a whole list of them is probably not the best of
>> designs.
>>
>> When your list of previously recorded is in the hundreds this can take a whole
>> lot of time - and it doesn't help that 'Previously Recorded' /always/ defaults
>> to the 'all recordings' selection.
>>
>> The appropriate time to generate these is when the recording is completed.
>
> We do create a preview at the time the recording is completed (or changed--i.e.
> via commercial detection or transcoding or ...).
>
> We used to use these previews for MythWeb.
>
> Users complained that the previews in MythWeb were ugly because they weren't big
> enough for web pages on high-resolution monitors (they were created to be the
> right size for mythfrontend).  So, MythWeb was changed to request previews of
> different sizes for different content (based on resolution and aspect ratio) and
> different MythWeb pages.  This creates better pages, but requires a bunch of
> different previews of sizes that only MythWeb knows.
>
> So, we've pleased some of the people.
>
> The best bet for the OP is to set up his MythWeb to page the recordings so that
> his incapable backend can squeak by.  Change the "Page recorded programs" from
> "Off" to 25.
>
I would be content if there was a method to change preview generation to "off". 
As I may have mentioned before, I find them of no use whatever.

-- 

Mike Perkins



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