[sane-devel] Re: Avision backend problems (was: gamma-table value)

On Wed, 14 May 2003, Henning Meier-Geinitz wrote: > Hi, > > Hey, I just want to help and know what should be fixed in SANE. No > offense intended :-) Keep in mind that I (and quite a lot of others on > this list) are not native English speakers so the meaning of my words > may be a bit different

[sane-devel] Re: Avision backend

Rene Rebe wrote: > > Hm. It seem that the Avision scanner want to transfer the data in one > chunck too ... - I'll have a look on the win-driver trace again ... If the scanner has a SCSI interface, you should mention in the man page or a readme file, that ISA SCSI adapters will not work (or perh

[sane-devel] Re: Avision backend

> Ok. The only problem we have is: that the calibration data seems to > get rather big (200kB - 400kB?) and it _seems_ that it has to be > transfered with one SCSI command. (From the windows-log they seem to > be also using a single command ...). I'm not such a SCSI freak - so is > it possible to d

[sane-devel] Re: Avision backend

> - hpusbscsi+sane+avision will not handle large transfers. It is necessary > to use a large SANE_SG_BUFFERSIZE. Is it easy to fix? The kernel driver will currently support an unlimited number of scatter/gather segments. The scanners may have a limitation in this regard. To modify this behaviour

[sane-devel] Re: Avision backend

From: abel deuring Subject: Re: [sane-devel] Re: Avision backend Date: Thu, 17 Jan 2002 20:34:55 +0100 > Rene Rebe wrote: > > > > > - hpusbscsi+sane+avision will not handle large transfers. It is > > > > necessary to > > > > use a large SANE_SG_BUFF

[sane-devel] Re: Avision backend

Rene Rebe wrote: > > > - hpusbscsi+sane+avision will not handle large transfers. It is necessary > > > to > > > use a large SANE_SG_BUFFERSIZE. Is it easy to fix? > > > > use sanei_scsi_open_extended instead of sanei_scsi_open. The former > > function has one more parameter, the buffer size. On r

[sane-devel] Re: Avision backend

Hi. From: abel deuring Subject: Re: [sane-devel] Re: Avision backend Date: Thu, 17 Jan 2002 18:43:27 +0100 > Jose Paulo Moitinho de Almeida wrote: > > > > On Wednesday 16 January 2002 23:44, Rene Rebe wrote: > > > Hi all. > > > > > > I just merged our

[sane-devel] Re: Avision backend

Jose Paulo Moitinho de Almeida wrote: > > On Wednesday 16 January 2002 23:44, Rene Rebe wrote: > > Hi all. > > > > I just merged our latest updates into the official sane CVS > > repository, the feature freeze is next monday - and I had to update > > some URLs anyway. > > > > I have been busy lat

[sane-devel] Re: Avision backend

On Wednesday 16 January 2002 23:44, Rene Rebe wrote: > Hi all. > > I just merged our latest updates into the official sane CVS > repository, the feature freeze is next monday - and I had to update > some URLs anyway. > I have been busy lately but, from my viewpoint, the main problems (directly an

[sane-devel] Re: Avision backend

Hi. Has someone a trace/log of the bytes a Windows drivers sends to a Avision OEM (HP, ...) scanner. - I currently try to write the calibration code. But there is an old and new mode and the docu I have sucks a bit ... k33p h4ck1n6 René -- René Rebe (Registered Linux user: #127875

[sane-devel] Re: Avision backend

--Boundary-00=_DQGQTZJ0INPIVZH9VTX1 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Hello On Monday 12 November 2001 13:00, you wrote: > > > Attached is a slightly modified avision.c (simply replace the sane-1.0.6 > one). It doesn't yet do the so