Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Rolf Bensch
Hi Valerio, Am 17.07.20 um 17:21 schrieb valerio: > [...] > > root@anarres:~# scanimage -V > scanimage (sane-backends) 1.0.30-914-g8bdd27d14; backend version 1.0.27 > > [...] I can see your problem. You have a mixed SANE installation: Recent frontend but ancient backend. If you've installed

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Alexander Pevzner
You mean hysterical or historical :-)... Seems that I should more carefully check after spellchecker :-) -- Wishes, Alexander Pevzner (p...@apevzner.com)

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Sedat Dilek
On Fri, Jul 17, 2020 at 5:58 PM Alexander Pevzner wrote: > > Hi, Sedat, > > > Can you update the "debian" directory - maybe to reflect the latest > > > 0.9.10 release? > The content of this directory is hysterical artifact. AFAIK, nobody uses > these files directly, they are used only as a

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Alexander Pevzner
Hi, Sedat, Can you update the "debian" directory - maybe to reflect the latest > 0.9.10 release? The content of this directory is hysterical artifact. AFAIK, nobody uses these files directly, they are used only as a template. Debian seems to officially include ipp-usb since the next Debian

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Alexander Pevzner
Hi Valerio, BTW, Lide 400 known to work via IPP over USB, and in this mode it supports eSCL protocol. i don't understand I'll explain :-) There is such a thing, that driverless printing and scanning. "Driverless" means that device implements vendor-neutral protocol, and driver is very

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Sedat Dilek
> BTW, Lide 400 known to work via IPP over USB, and in this mode it > supports eSCL protocol. > > You may try to install the following program for IPP over USB: > > https://github.com/OpenPrinting/ipp-usb > Hi Alexander, thanks for your offer of ipp-usb as an alternative. Can you update

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Alexander Pevzner
Hi Rolf, This scanner has problems working via USB hosts. You need to connect it directly to your computer. And I can scan via USB3. But it's not faster than USB2. It's still connected as USB2 device. AFAIR, this scanner is powered from USB, which implies particular requirements on amount of

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread valerio
hi Rolf, Il 17/07/20 16:43, Rolf Bensch ha scritto: Hi, My LiDE 400 is working with recent SANE version 1.0.30-914-g8bdd27d14. You need at lease SANE version 1.0.28. Please check your installed SANE version with 'scanimage -V'. root@anarres:~# scanimage -V scanimage (sane-backends)

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Alexander Pevzner
Hi Valerio. May be, I'm missing something, but I don't see something that looks like scanner in your list of devices. May be, something wrong with USB port or cable... BTW, Lide 400 known to work via IPP over USB, and in this mode it supports eSCL protocol. You may try to install the

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread Rolf Bensch
Hi, My LiDE 400 is working with recent SANE version 1.0.30-914-g8bdd27d14. You need at lease SANE version 1.0.28. Please check your installed SANE version with 'scanimage -V'. This scanner has problems working via USB hosts. You need to connect it directly to your computer. And I can scan via

Re: [sane-devel] Canon Canoscan LiDE 400 support in Slackware

2020-07-17 Thread valerio
Il 11/01/20 15:00, Rich Shepard ha scritto: On Sat, 11 Jan 2020, Kelly Price wrote: You fall into the same category I do with my LiDE 220. It somehow just doesn't like USB 3.x ports. I think we were working on the issue still. Olaf can remind me (as it's early and coffee is just being had