[NTG-context] qpdf broken with beta since 2001/02/08

Hans Hagen pragma at wxs.nl
Thu Feb 10 12:43:02 CET 2011


On 10-2-2011 12:29, Reviczky, Adam wrote:
> Hi
>
> I have a problem using qpdf (http://qpdf.sourceforge.net/) with context beta since 2011.02.08.
> Don't really know whose fault it is, but there might be something wrong with mkiv.
>
> All I want to do is generating a linearized (web optimized) pdf using qpdf as hinted on this list (see http://www.ntg.nl/pipermail/ntg-context/2011/055626.html).
> I was able to use it until context beta 2011.02.08, and getting an error since.
>
> Here's what I'm doing:
>
> 1)
> test.tex contains
> %%%
> \starttext
> Hello world!
> \stoptext
> %%%
>
> 2) running "context test.tex" to make the pdf
>
> 3) running "qpdf --linearize test.pdf out.pdf"
> which creates the optimized out.pdf
>
> So up until and including context beta 2011.02.05 everything was working.
> ---
> reviczky at calcium ~/Desktop % qpdf --linearize test.pdf out.pdf
> reviczky at calcium ~/Desktop %
> ---
>
> But since beta 2011.02.08 (10:06) I get just a very brief error:
> ---
> reviczky at calcium ~/Desktop % qpdf --linearize test.pdf out.pdf
> operation for Name object attempted on object of wrong type
> 2 reviczky at calcium ~/Desktop %                                              :(
> ---
>
> Does anyone have a clue what might go wrong here?
> Does context beta (mkiv) generates broken pdf's now? How can I check that?
> qpdf isn't too helpful with that:
> ---
> checking test.pdf
> PDF Version: 1.6
> File is not encrypted
> File is not linearized
> No syntax or stream encoding errors found; the file may still contain
> errors that qpdf cannot detect

best is to make two pdf files that are as small as possible and send 
them off-list to Luigi and me so that we can look into them.

Hans

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