[sane-devel] HAL and scanners.
bersace03 at gmail.com
Mon Mar 17 19:54:29 UTC 2008
> unless you add 'backend' as an argument to the function.
Reread carefully, i talked about adding backend argument along UDI. ;)
> most backends could implement the function as returning a
> concatenation of 'libusb:', the vendor and device ids.
I guess you talk about bus number and device number.
> the backends that return something else would
> actually have to talk to the scanner and get that info.
> what would scsi look like? you would have to be able to get the device
> file name from hal...
I do not have SCSI on my system, but the info.bus is "scsi". See hal
http://people.freedesktop.org/~david/hal-spec/hal-spec.html and search
> i am not familiar with gnome-volume-manager
gnome-volume-manager handler high level hardware event like dvd
inserted, music player plugged, camera plugged, etc. and execute proper
action on it (import photos, launch dvd player, etc.) according to user
> it sounds like you would be better off
> firing up the backend whenever hal finds it, and leaving it running?
This is what hald-addon-scanner does. See distinct discussion HAL
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