On Sun, Feb 24, 2002, Dan Hopper <dbhopper@austin.rr.com> wrote:
> Johannes Erdfelt <johannes@erdfelt.com> remarked:
> > Hmm, that is interesting. I wonder what is going on with it. Are you
> > using the scanner kernel driver?
>
> Yes. And sane 1.0.5. FWIW, the command I'm using that stutters
> with uhci and not usb-uhci is:
>
> scanimage --mode lineart --resolution 600 -x 203.2 -y 271.0 \
> --contrast 0 --brightness 0 > /tmp/copy.pbm
>
> That results in a 3848837 byte file in about 37 seconds with
> usb-uhci. Not exactly pushing the USB 1.1 bandwidth. (unless
> there's a significant discrepancy between the bits coming from the
> scanner and those scanimage dumps to the file, I suppose)
Can you give this patch a whirl? It's relative to 2.4.18-rc2-gregkh-1
JE
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