[sane-devel] Fw: Canon DR-2580C - size recognition problems
m. allan noah
kitno455 at gmail.com
Mon Oct 31 18:18:21 UTC 2011
what is the height in pixels of the waste data at the top of the page,
and what resolution did you scan at?
On Mon, Oct 31, 2011 at 2:13 PM, Max Voit <max.voit+mlsa at with-eyes.net> wrote:
> Ah, ic. I'll give it a try and given i find some time take a look at
> the source.
> Thank you very much for your (indeed fast) help.
> PS: Sorry, lost the last two messages to the list; see citations.
> Am Mon, 31 Oct 2011 14:01:03 -0400
> schrieb "m. allan noah" <kitno455 at gmail.com>:
>> The deskew is purely a crude software algo. If the bottom has been cut
>> off, it has no chance. Perhaps now it will be improved.
>> The cropping can be corrected by setting the value of duplex_offset
>> for this model in the backend. You would have to build from source.
>> On Mon, Oct 31, 2011 at 1:56 PM, Max Voit
>> <max.voit+mlsa at with-eyes.net> wrote:
>> > Ah, this works for the bottom-missing-problem. Thanks for that.
>> > Perhaps this should be mentioned in the documentation. Or is it
>> > already and i overlooked it?
>> > Do you have any recommendations for the other thing (crop/deskew) as
>> > well?
>> > kind regards,
>> > Max
>> > Am Mon, 31 Oct 2011 13:47:22 -0400
>> > schrieb "m. allan noah" <kitno455 at gmail.com>:
>> >> try setting using the page-width and page-height params before you
>> >> set the x/y
>> >> allan
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