[sane-devel] sane 1.0.31 backend version not supported lineart. Why?...

[Olaf Meeuwissen]

Hi csola48,

csola48 at gmail.com writes:

> Why is the lineart option not supported in the sane 1.0.31 backend version?

Probably because of commit a12083c8c44b7296fa98ecb83e8932d0f6bdeb05.

  https://gitlab.com/sane-project/backends/-/commit/a12083c8c44b7296fa98ecb83e8932d0f6bdeb05

@povilas> The commit message doesn't really explain why though ...

> Typed texts, black and white forms can only be scanned with a gray background!
>
> (Ubuntu 18.04.5 / Canon LIDE 220)
>
> csola48

Hope this helps,
--
Olaf Meeuwissen, LPIC-2            FSF Associate Member since 2004-01-27
 GnuPG key: F84A2DD9/B3C0 2F47 EA19 64F4 9F13  F43E B8A4 A88A F84A 2DD9
 Support Free Software                        https://my.fsf.org/donate
 Join the Free Software Foundation              https://my.fsf.org/join