[sane-devel] moving head back takes longer than scanning

[stef]

Le lundi 22 août 2011 22:09:36 Christoph Groth, vous avez écrit :
> Hi,
> 
> I'm using SANE 1.0.22 with a Canon LIDE 210.  I've noticed that moving
> back the scanning head takes quite some time.  For example, when
> acquiring a preview with xsane (line art) the scanning of the whole page
> takes 6.5 s, while the moving back takes 13.8 s.
> 
> Is there something which can be done to speed this up, or is it a
> hardware limitation?
> 
> Thank you for all your work with SANE,
> Christoph

	Hello,

	thanks for the report. Parking was done at color scan, which is slower 
than gray scan for CIS scanners. I have fixed that and just committed it in 
SANE's git source tree. If you use the latest version, head parking will now 
take about 6 seconds.

Regards,
	Stef