[sane-devel] Fujitsu Backend

[m. allan noah]

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 <tom at 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 <kitno455 at gmail.com> wrote:
>
> Which scanner are you using?
>
> allan (fujitsu backend author)
>
> On Tue, Feb 11, 2020 at 11:31 AM Tom Buckler <tom at 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 <kitno455 at 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-hack at 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
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>
>
>
> --
> "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"
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