[vdr] vdr shutdown handling / streamdev plugin

[Klaus Schmidinger]

Udo Richter wrote:
> Klaus Schmidinger wrote:
>>> For VDR, the two if's in the inactivity shutdown should be swappable 
>>> with no serious side effects, see attached diff. All the calls do 
>>> noting important, except the cCutter::Active() call, and this one is 
>>> called often enough in other situations. But even with this patch, an 
>>> non-interactive idle VDR waiting for shutdown will call this very 
>>> frequently.
>>
>> I don't really think this will improve things very much.
> 
> It will at least stop calling Active() when VDR is running normally, and 
> is far away from automatic shutdown.

Are you sure?
ACTIVITYTIMEOUT is 60 seconds, so wouldn't your change just
avoid the calls until 60 seconds after the last user activity?

>> What about making cPluginManager::Active() remember the last state of
>> plugin activity, and, if Prompt is NULL, only call the individual 
>> plugins'
>> Active() functions if, say, one minute has passed since the last check?
> 
> Sounds ok to me. One minute is close enough to avoid an idle machine 
> running on, and not too often so a plugin can do more complex checks, 
> for example call an external script to search for activity.

Ok, then I'll make it so.

Klaus