[Cuis-dev] OSProcess standard output

Hilaire Fernandes hfern at free.fr
Wed Mar 18 13:09:25 PDT 2026


Hi Jon,

Thanks for the insights.

I have been using OSProcess to convert PDF document to a readable format 
within Cuis. The external software suite I am using is poppler-utils and 
its pdftocairo utility with command like:

pdftocairo -r {1} -jpeg -jpegopt quality=90 -f {2} -l {3} {4}/import.pdf 
{4}/page

This software is linked to various libraries and I guess those ones can 
be directly called with FFI. I have no prior experience with that though.

I should do that at some point. The Cuis documentation about FFI seems 
to be quite complete.

Hilaire

Le 17/03/2026 à 13:58, Jon Raiford a écrit :
> Hi Hilaire,
>
> I ran into this problem as well and implemented it via FFI. It's much 
> lighter weight than the full OSProcess package (that I only learned 
> about after I implemented it). This was from a few years ago. I'll see 
> if I can find it. If not, it is quite simple to call into the glibc 
> library for both functions and shared variables.

-- 
http://mamot.fr/@drgeo
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