[sane-devel] PNM Driver problem scanimage (sane-backends) 1.0.22; backend version 1.0.22

[m. allan noah]

What happens if you call sane_get_parameters in your perl code, after
sane_start?

allan

On Fri, Nov 2, 2012 at 3:01 PM, Alejandro Imass <aimass at p2ee.org> wrote:
> On Fri, Nov 2, 2012 at 1:04 PM, m. allan noah <kitno455 at gmail.com> wrote:
>> Can you try to get some debug logs of the backend, to compare the two programs?
>>
>> SANE_DEBUG_PNM=255 scanimage ... 2> scanimage.log
>> SANE_DEBUG_PNM=255 perlprog ... 2> perlprog.log
>>
>> Maybe the perl code needs an additional call somewhere, or maybe there
>> is a bug in the backend.
>>
>
> Here are the logs.
>
> It seems there is an additional call to sane_get_parameters after the
> sane_start in the scanimage case, and a couple of control options at
> the beginning, but appart from that there is not much difference. I am
> also attaching the Perl code to see if we are missing something here.
>
> Thanks!
>
> --
> Alejandro Imass
>
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