cally when SANE is
installed.
So if its installation required some manual action from you, it is
probably specific to your Linux distro. BTW, what distro do you use?
--
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f the eSCL specification by itself, and other hardware exposes all its
functionality to both proprietary protocol and to eSCL.
--
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don't have a device for testing.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
.
This release fixes this bug.
https://github.com/alexpevzner/sane-airscan/issues/326
--
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be extended automatically, if problematic device was
seen via DNS-SD
--
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:
https://github.com/alexpevzner/sane-airscan
From that list, I'd suggest to choose a model that supports eSCL,
taking footnotes into account.
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f you would like any
other tests.
Kind regards, and may thanks for your work,
Mike Wood
--
Mike Wood
Mobile +61 401 317 238
--
Wishes, Alexander Pevzner (p...@apevzner.com)
for this community itself.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Hi Till,
On 4/26/22 22:22, Till Kamppeter wrote:
WSD (and also eSCL/AirScan) should also also work via USB. You simply
need to install the ipp-usb package, either from your distro or from the
Snap Store.
No, WSD doesn't work over USB. Only eSCL works.
--
Wishes, Alexander Pevzner
github.com/alexpevzner/sane-airscan
It makes sense to try it. Precompiled binaries for many distros
available from here:
https://software.opensuse.org//download.html?project=home%3Apzz=sane-airscan
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).
The problem was in the ipp-usb. It didn't work correctly with the USB
3.0 devices (all USB 3.0 devices connected to the USB 3.0 ports are
affected).
I've fixed it in the 0.9.19 release of the ipp-usb, plase, upgrade the
corresponding Fedora package.
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, but it is more
convenient for me to maintain it in two separate repos.
Hexdumps currently are only in unstable branch. It will eventually
propagate to the stable branch, but it is not urgent, because rarely needed.
--
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with dnf.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
g/ipp-usb/ directory
(not only the latest file, but all files, please).
It will be a fairly large amount of log files, so I think it's better to
send them directly to my e-mail rather that to post it to this mailing list.
--
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, that may provide a similar
functionality, I need an advice how to name this option.
I was not able to find anything similar in another backends. Please, help.
--
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/h5/qqmail_user_card/vc05a841c0b0671a39>
<https://work.weixin.qq.com/wework_admin/user/h5/qqmail_user_card/vc05a841c0b0671a39>
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compilation bug.
Binaries are available at usual place:
https://download.opensuse.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Hi,
Mopria has published eSCL protocol specification. It can be downloaded
from the Mopria site:
https://mopria.org/spec-download
The protocol is basically the same as Apple AirPrint (Bonjour) scanning,
which is not officially published (yet?).
--
Wishes, Alexander Pevzner (p
use.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
On 3/26/21 11:11 PM, Swen Dietrich via sane-devel wrote:
This isn't a support forum but when someone can tell me which debian
package I need to get this working again this would be truly wonderful.
Most likely, sane-airscan
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On 3/19/21 2:34 PM, Steven Santos wrote:
Does a project like AirScan exist for WS-Scan?
You mean WS-Scan server? No, it doesn't exist.
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/AirSane
This would basically let sane become the scan hub of a windows/mac/linux
network.
Unfortunately, Windows doesn't support airscan (eSCL) protocol. Other
systems do.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Hi Donald,
On 3/16/21 11:14 PM, Donald W. Lock wrote:
Does anyone know of a Linux driver for my HP Scanjet Pro 3000s2?
It is a wonderful scanner but I have been unable to find a Linux
driver. I use Ubuntu 20.04.
How is it connected, via network or USB?
--
Wishes, Alexander
ion.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
with hplip.
From now, you have two options:
1) Remove IPP over USB daemon, which will unblock hplip:
dnf erase ipp-usb
2) Remove hplip and scan driverlessly:
dnf erase hplip
dnf install sane-airscan
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Hi Ellis,
On 3/4/21 11:59 AM, Ellis Cohen wrote:
*Attachments:*
* lsusb-v.user
* lsusb-v.root
for some strange reason, I can't open these attachments. Please, resend.
Only lsusb -v as root.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
On 3/4/21 2:05 AM, Ellis Cohen wrote:
Any suggestions as to how I can restore functionally using this scanner?
lsusb -v, please
--
Wishes, Alexander Pevzner (p...@apevzner.com)
://download.opensuse.org/repositories/home:/pzz/ - binary packages
BTW, latest Ubintu should already include it, so it may be enough to
install the sane-airscan package using your package manager.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
://download.opensuse.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
memory (list itself, devices, device names, etc) is owned
by backend, so there is no need for caller to free it. But please note,
that the next call to sane_get_devices() may invalidate ALL the memory,
returned by the previous call.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
me network.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
github.com/alexpevzner/sane-airscan
--
Wishes, Alexander Pevzner (p...@apevzner.com)
, and it leaves full protocol trace in the
.vuescan/vuescan.log file.
I can't believe that eSCL implementation is totally broken on Ricoh, so
probably I just miss some nuances. Looking to working implementation's
trace could help.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
.
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Wishes, Alexander Pevzner (p...@apevzner.com)
an option, that sets second
parameter of sane_get_devices() to SANE_FALSE, and document, that if
this option is set, sane-net backend must be disabled. More robust
approach would be to patch sane-net to ignore discovered addresses that
match local interfaces.
--
Wishes, Alexander Pevzner (p
On 1/22/21 8:47 PM, Thiago Milczarek Sayão wrote:
Got the code from github, built it and installed.
Still gets stuck.
Logs attached.
One more update/test, please.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
On 1/22/21 8:10 PM, Thiago Milczarek Sayão wrote:
Sure, I can do it.
At this case, please try.
Em sex., 22 de jan. de 2021 às 14:07, Alexander Pevzner
mailto:p...@apevzner.com>> escreveu:
On 1/22/21 7:41 PM, Thiago Milczarek Sayão wrote:
> I don't know about noises bec
that there is no Ricoh
drivers for 377SFNwX).
If I post some changes in attempt to fix the driver to github, are you
able to fetch sources and build by yourself?
--
Wishes, Alexander Pevzner (p...@apevzner.com)
t may take some time.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
airscan/trace directory,
which will be created automatically. .tar files are not needed for now,
I only need .log files.
You can send me these files directly by e-mail.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
, it would be better to rely on automatic discovery
and configure 0 machines instead of 530 or 3000.
I'm also concerned about technical possibility for a single computer to
serve 530 scanners to 3000 clients. It can be quite noticeable load for
a single computer.
--
Wishes, Alexander
Hi averybody,
happy New Year and Merry Christmas!
I've just released sane-airscan 0.99.23. This version adds FreeBSD port.
Linux binaries are available in usual place:
https://download.opensuse.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
more interesting: when ADF is empty,
CreateScanJobRequest returns successful CreateScanJobResponse, while
subsequent RetrieveImageRequest returns fault message.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
.
Binary packages are available in usual place:
https://download.opensuse.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
which seems like a reasonably priced duplex
ADF device.
This scanner supports eSCL (AirScan) protocol, so you will have a choice
of two opensource drivers: sane-escl and sane-airscan.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
figuration.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
lease note, that the address has changed on printer, not on computer.
Changing of Avahi state on computer unlikely to affect the printer.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
dgets like cellphones, notebooks etc.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
missed features is the sane-dll. It
is (almost always) present between apps and drivers and can do this work.
It also opens a way to seamlessly move from SANE 1.0 to SANE 2.0,
because sane-dll may provide the required translation layer.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
.
The natural place for it is in the sane-dll backend.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
directly
from 0.99.19 to 0.99.21
For users who already installed 0.99.20, there are no reasons to upgrade.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
w",
"highlight", "analog-gamma" and "negative".
Compiled binaries can be downloaded from the usual place:
https://download.opensuse.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
was to the memory card, the situation is not related to SANE
at all. SANE scans from device directly to computer.
--
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code base, under no circumstances we
can be responsible for elections fraud, if it ever happened, as we
didn't organize that elections.
--
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.
--
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https://my.fsf.org/join
--
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, not only for known to be problematic.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
, Alexander Pevzner (p...@apevzner.com)
, Alexander Pevzner (p...@apevzner.com)
the proprietary driver.
To get scanner working, I had to write sane-airscan :-)
--
Wishes, Alexander Pevzner (p...@apevzner.com)
work more reliable, that proprietary drivers, but
may expose less hardware features, so don't use imagescan unless you
really need.
--
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t;image/webp",
"image/x-eps", "image/x-icns", "image/x-pcx", "image/x-pic",
"image/x-portable-bitmap", "image/x-portable-graymap",
"image/x-portable-pixmap", "image/x-rgb", "image/x-tga",
"image/x-xbitmap", "image/x-xpixmap")
"escl:http://127.0.0.1:6;
"escl:http://127.0.0.1:6;
Capability : [(null)]
Capability : [image/jpeg]
"escl:http://127.0.0.1:6;
"escl:http://127.0.0.1:6;
sane_start= Invalid argument
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Hi,
Strange that it have only a singe, printer bidirectional interface
(class 7, proto 2).
There are should be not so much devices, that have similar USB
configuration. Some of their drivers may work.
On 10/25/20 3:36 AM, Ralph Little wrote:
Hi,
On 2020-10-24 4:04 p.m., Alexander Pevzner
On 10/25/20 12:52 AM, Ralph Little wrote:
For a bit of fun (and a change of pace) I managed to check out a Samsung
SCX-4100 multifunction laser.
What is the output of lsusb -v?
--
Wishes, Alexander Pevzner (p...@apevzner.com)
dy complained so far :-)
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Hi Yoann,
On 10/23/20 9:17 PM, Yoann Le Montagner wrote:
I've upgraded to 0.99.19 and the segmentation fault is no longer here.
The scanner is detected and everything works as expected.
Thank you for feedback!
--
Wishes, Alexander Pevzner (p...@apevzner.com)
cording to the selected options, and
then adjust actually received image to the promised parameters, as
sane-airscan does.
There is no possibility to request image in the device-specific "raw"
format. I.e., if I want PDF and device can return PDF, image still will
be repacked PDF->
"raw"
mode, but if application supports "raw" mode, then it will already have
special path for it which could handle sane_get_parameters in a special
way too.
I think, for the "raw" mode sane_get_parameters() should return
SANE_STATUS_INVAL or SANE_STATUS_UNSUPPORTED
--
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, Alexander Pevzner (p...@apevzner.com)
be downloaded from the usual place:
https://download.opensuse.org/repositories/home:/pzz/
--
Wishes, Alexander Pevzner (p...@apevzner.com)
poll scanner buttons; it depends on the
underlying protocol, offered by hardware. I believe, newest hardware
will shift into the eSCL/WSD direction, and direct polling buttons will
not be available. It is also not very secure.
--
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this bug.
What version did it previously work with? 0.99.17 or earlier?
--
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the "raw" mode. All emulated options unlikely to
work in the "raw" mode, and so on,
--
Wishes, Alexander Pevzner (p...@apevzner.com)
, Alexander Pevzner (p...@apevzner.com)
and Mopria
for Android and native MS Windows client.
Basically, they all behave the same: allow to choose scanner from the
list, allow to edit scan options, then press Scan button, which either
starts scanner or opens an error message box.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
nto the ADF" vs "there is a paper jam in the ADF" and
similar.
From my experience with eSCL/WSD scanners
1) Polling current ADF state BEFORE scan attempt is not reliable
2) Reporting of ADF-related errors AFTER failed scan attempt is reliable
—Juergen
Am 20.10.2020 um 10:12 schrieb A
ds. Though it will not solve all the problems
I've listed, it will solve at least half of them.
And well, I believe our goal is to make Linux a first-class operating
system in respect to scanning. We should scan better, that Windows/MacOS
ever did! :-)
--
Wishes, Alexander Pevzner (p...@apevzner.com)
from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for
Windows 10
*From: *Alexander Pevzner <mailto:p...@apevzner.com>
*Sent: *Tuesday, October 20, 2020 1:12 AM
*To: *sane-devel@alioth-lists.debian.net
<mailto:sane-devel@alioth-lists.debian.net>
*Subject: *Re: [sane-d
some different purpose by another thread.
There is no possibility to request image in the device-specific "raw"
format. I.e., if I want PDF and device can return PDF, image still will
be repacked PDF->sane format->PDF.
My list is most likely very incomplete.
--
licitly state, that the only
backend, usable for apps, is libsane-dll, while libsane-dll will handle
all this complexity of providing emulations of sane2_xxx() functions for
backends that don't implement these functions natively.
--
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raft 2, probably better
match the SANE_NAME_BLACK_LEVEL/SANE_NAME_WHITE_LEVEL pair.
What do you think?
--
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Hi,
what is the difference between "shadow" and "black-level" options? And
the same question regarding "highlight" vs "white-level" options.
--
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, the ideal place to "harmonize" things would be a some kind of
middleware between backends and frontends. But we have what we have...
--
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- architected.
And yes, CUPS development will not be backed by Apple.
--
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1.0 frontends (fortunately, not so much), that
unlikely to be immediately updated to use the new API.
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in the API must be backward compatible, or some
translation layer is required (something, that implements SANE 2.0 on a
top of SANE 1.x). or somebody should update all existent drivers, which
is very unlikely to happen.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
So this problem is cosmetical, though annoying.
Thanks for your work.
Le 07/10/2020 à 21:35, Alexander Pevzner a écrit :
On 10/7/20 10:29 PM, Yoann Le Montagner wrote:
The parser error is always there.
Please, rerun scanimage with the following options:
SANE_DEBUG_AIRSCAN=1 scanimage -L
Le
the "dup2(fd2, 2)" if you want to capture libxml's stderr output (you
would need to fork() before to create a process for receiving the stderr
output, which reads the other end of the pipe).
Till
On 07/10/2020 21:55, Alexander Pevzner wrote:
On 10/7/20 10:39 PM, Yoann Le Montagne
On 10/7/20 10:29 PM, Yoann Le Montagner wrote:
The parser error is always there.
Please, rerun scanimage with the following options:
SANE_DEBUG_AIRSCAN=1 scanimage -L
Le 07/10/2020 à 21:27, Alexander Pevzner a écrit :
Hi Yoann,
On 10/7/20 6:38 PM, Yoann Le Montagner wrote:
1) Start
call "scamimage
-L", or it is hard to reproduce?
If you can reproduce this message, I want to better investigate it.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
Please, lsusb -v
--
Wishes, Alexander Pevzner (p...@apevzner.com)
" way of scanning/printing, driverless should be preferred.
So although for some particular user disabling IPP-over-USB may work as
a "hotfix", from community perspective this is better to investigate
IPP-over-USB issues rather that to disable it when it doesn't work.
--
Wishe
ver?
ippusbxd doesn't work very well, I advise you to uninstall it.
Please notice, sane-escl has got a SIGSEGV. Though ippusbxd doesn't work
very well, it cannot be a reason for SIGSEGV in the sane-escl.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
download ipp-usb binary package from
the repository, mentioned above.
Note also, the newest version of Debian/Ubuntu will come with
sane-airscan and ipp-usb included by default;
--
Wishes, Alexander Pevzner (p...@apevzner.com)
data along with the
progress information so that we don't need to have a whole half-gig of
data in flight at one point :)
Do you plan to implement data streaming protocol on a top of D-Bus
messaging?
--
Wishes, Alexander Pevzner (p...@apevzner.com)
B of memfs :-)
--
Wishes, Alexander Pevzner (p...@apevzner.com)
scanning in that aspect,
that images sent to printer are usually compressed.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
think when this API is being defined, it makes a lot of sense
to take existent PWD/WSD models into consideration.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
, currently nobody works on
something like this.
--
Wishes, Alexander Pevzner (p...@apevzner.com)
ion, where SANE drivers come sandboxed,
while simple-scan installed from a usual RPM or DEB package. This
"legacy-way" installed simple-scan will not be able to access SANE
drivers directly.
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Wishes, Alexander Pevzner (p...@apevzner.com)
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