That's not how it works. The scanners are supported by two different backends because they have different chips inside, and speak different protocols. You'll need to add button support to the pixma backend, or change scanners.
allan On Thu, Apr 25, 2019 at 3:56 AM Patrick Menschel <[email protected]> wrote: > > Hi, > > I'm new to the mailing list and to SANE as well. > > I'd like to ask if there is documentation / guide how to add new devices > to the Genesys backend? > > I'm facing the problem to get a CanoScan 8800f working on a headless > Raspberry Pi while using Scanbuttond to start different scan mode scripts. > > As the CanoScan 8800f currently uses the PIXMA backend, it is limited to > 2 buttons and one is the on/off button, so no luck with that. > > On the other hand, I tested the setup with a Canon Lide 220 that already > uses the Genesys backend and it worked exceptionally well. > > For the Genesys backend, the CanoScan 8400f, the little brother of the > 8800f, is already included in backends/backend/genesyy_devices.c . > > So the most promising solution would be to add the 8800f to the Genesys > backend instead of PIXMA. > > Thanks and Best Regards, > Patrick Menschel > > -- > sane-devel mailing list: [email protected] > https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > to [email protected] -- "well, I stand up next to a mountain- and I chop it down with the edge of my hand" -- sane-devel mailing list: [email protected] https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/sane-devel Unsubscribe: Send mail with subject "unsubscribe your_password" to [email protected]
