Some fujitsu machines have native brightness/contrast support, others require that a LUT be calculated by the backend and uploaded. I don't think there is a way to detect which is needed. I will investigate further.
allan On Wed, Feb 12, 2020 at 1:32 PM Tom Buckler <t...@buckler.ca> wrote: > Hi Allan, > > Do you know if the iX1500 should respond to —contrast and —brightness ? > I'm not getting any change with those parameters, and no details in the > manpage. —resolution —mode —ald work just fine… > > Thx, > Tom > > > > ------------------------------ > *Tom Buckler* | Buckler Microelectronics Inc. > 17008 - 90 Avenue NW | Suite 272 | Edmonton | AB | Canada | T5T 1L6 > *Cell:* (780) 499-5525 > ------------------------------ > > > > > On Feb 11, 2020, at 9:33 AM, m. allan noah <kitno...@gmail.com> wrote: > > Which scanner are you using? > > allan (fujitsu backend author) > > On Tue, Feb 11, 2020 at 11:31 AM Tom Buckler <t...@buckler.ca> wrote: > > > Thanks Allan, > > I'm not sure how to deal with that, as libusb-dev isn't a separate package > from libusb as far as I know. But I seem to have gotten past that with > pkg-config as per Olaf's suggestion previous. > > > Cheers, > Tom > > > ________________________________ > Tom Buckler | Buckler Microelectronics Inc. > 17008 - 90 Avenue NW | Suite 272 | Edmonton | AB | Canada | T5T 1L6 > Cell: (780) 499-5525 > ________________________________ > > > > > On Feb 11, 2020, at 6:41 AM, m. allan noah <kitno...@gmail.com> wrote: > > Do you have the header files for libusb installed? On other platforms > this would come from a package called libusb-dev or libusb-devel. > > allan > > On Tue, Feb 11, 2020 at 3:00 AM Olaf Meeuwissen > <paddy-h...@member.fsf.org> wrote: > > > Hi Tom, > > Tom Buckler writes: > > Hello, > > I am wanting to install a new instance of sane on OSX: > > When I go to > $ ./configure BACKENDS="fujitsu" > I get > *** Warning: sane-backends will be built without USB support. There may > > Yet libusb is installed via homebrew: > taws27 on TAWS27: /usr/local/lib$ ls -l libusb* > lrwxr-xr-x 1 taws27 admin 46 10 Feb 23:16 libusb-1.0.0.dylib -> > ../Cellar/libusb/1.0.23/lib/libusb-1.0.0.dylib > lrwxr-xr-x 1 taws27 admin 40 10 Feb 23:16 libusb-1.0.a -> > ../Cellar/libusb/1.0.23/lib/libusb-1.0.a > lrwxr-xr-x 1 taws27 admin 44 10 Feb 23:16 libusb-1.0.dylib -> > ../Cellar/libusb/1.0.23/lib/libusb-1.0.dylib > > Thoughts appreciated, > > > Please run `./configure --with-usb BACKENDS=fujitsu` and send the > `config.log` file to the list. You may want to compress the file > as large messages end up in the moderator queue. > > That is not a problem per se, but it slows down communication. > > Even when compressed, the message may be too large. > > Alternatively, you could create an issue for this at > > https://gitlab.com/sane-project/backends/issues/new > > I don't have access to any MacOS systems, so can only really debug > this via that log file. > > That said, do you have `pkg-config` installed? If not, that is most > likely why libusb is not detected. > > Apologies but we don't see many MacOS folks around here so our build > instructions may be lacking a bit for that OS. > > Hope this helps, > -- > Olaf Meeuwissen, LPIC-2 FSF Associate Member since 2004-01-27 > GnuPG key: F84A2DD9/B3C0 2F47 EA19 64F4 9F13 F43E B8A4 A88A F84A 2DD9 > Support Free Software https://my.fsf.org/donate > Join the Free Software Foundation https://my.fsf.org/join > > > > -- > "well, I stand up next to a mountain- and I chop it down with the edge > of my hand" > > > > > -- > "well, I stand up next to a mountain- and I chop it down with the edge > of my hand" > > > -- "well, I stand up next to a mountain- and I chop it down with the edge of my hand"