[sane-devel] Setting backend capabilities

Alexander Pevzner pzz at apevzner.com
Sun Mar 8 08:55:43 GMT 2020


> I would prefer some kind of backend-to-frontend notification mechanism
> (pub-sub?) over polling but it should be made part of the SANE Standard
> so that all frontends can benefit from it.

My two cents: there is a need for two kinds of asynchronous 
notifications, that can come from backend:
   1) notifications, related to the particular device (button press, for 
   2) notifications, related to the backend itself (hotplug events).


	Wishes, Alexander Pevzner (pzz at apevzner.com)

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