[sane-devel] Fast fi-65F slow with SANE

Ralph Little skelband at gmail.com
Tue Feb 8 17:52:46 GMT 2022


On Tue, Feb 8, 2022 at 9:02 AM m. allan noah <kitno455 at gmail.com> wrote:

> An easier mechanism might be to comment out all the backends you are not
> using in /etc/sane.d/dll.conf
> allan
On Tue, Feb 8, 2022 at 11:54 AM Felix E. Klee <felix.klee at inka.de> wrote:
>> Ralph Little <skelband at gmail.com> writes:
>> > If you don't specify the scanner to scanimage with the -d option, then
>> > it will poll around all the backends to obtain a list of the available
>> > scanners first. This typically can take quite a good few seconds.
>> This is the explanation, thanks!  Glad I asked.  Now this is fun:
>>     scanimage -o out.png -d "epjitsu:libusb:003:007" --resolution 200dpi
>> :D
I concur.

Since you have a USB connection, the device name is likely to change every
time you power cycle the scanner as the USB subsystem will assign a
different address. Leaving only the fujitsu backend available in the
dll.conf file, the startup delay will be next to nothing.

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