[sane-standard] More device properties

[abel deuring]

Étienne Bersac wrote:
> Hi,
> 
>> ok, another attempt: How does an image file look like that is made
>> from an A4 page using scanimage (no "fancy" frontend!) and this
>> scanner that moves the paper from left to right, i.e., parallel to
>> the short edge of the paper? Is the image in landscape or portrait
>> format? See also my comment on the words top/bottom/left/right below.
> 
> The file is portrait.
> 
> Here is an ascii sketche that explain the result. The arrow symoblise
> the sense of paper introduction.
> 
>         +------------------+
>         |Scan area         |
>         |        +---------+
>         |        |  paper  |
>         |        |         |
>         |        |         |
>         |        |  <===   |
>         |        |         |
>         |        |         |
>         |        |         |
>         |        +---------+
>         |                  |
>         |                  |
>         +------------------+
> 
> Hope this helps.

OK. Now I understand that either a specification how the ADF moves a
document or an impoved scan window handling by the backend (page
size) makes sense.

> Lets drop those options (keep then internal to firmware or backend.

A comment by the maintainer(s) of the hpaio backend (or whichever
one you are using for you scanner) would be useful...

Abel