[sane-devel] is there a virtual scanner for image files?

[Peter Rapčan]

Thanks for advice to all, I will try the pnm-backend way.... Also  
thanks to Gerard for pointing me to the unpaper utility. It is a nice  
peace of software.

Have a happy New Year,

Peter.


On Dec 29, 2007, at 1:01 AM, Alessandro Zummo wrote:

> On Fri, 28 Dec 2007 20:14:31 +0100
> Peter Rap
>
>> The application is Adobe Acrobat Pro (any volunteers for modifying
>> it ? ;) ). The thing is Acrobat can process scanned books or  
>> brochures
>
> oops :)
>
>> in a nice way (i.e automatically remove the middle shadow between the
>> pages, auto-align rotated pages, do OCR and add text version of the
>> scanned document to the .pdf file it creates, etc. ). My plan was to
>> feed the image files to sane, then use a sane-to-twain bridge (which
>
> I didn't know!
>
>
>> Yes, I am aware of the pnm back-end, but from the man page of sane  
>> and
>> sane-pnm I learned close to nothing (not even how to use that back-
>> end). Does the convert utility convert multi-page zipped tiffs to pnm
>> file(s)? If not, which program can I use instead?
>
> you should use tiffsplit to split the files and then tifftopnm .
>
> the backend should be easy to use, try with
>
> scanimage --device 'pnm:0' --help
>
>
> the backend is not compiled by default, youll have
> to enable it in the makefile.
>
>
>
> -- 
>
> Best regards,
>
> Alessandro Zummo,
>  Tower Technologies - Torino, Italy
>
>  http://www.towertech.it
>