[luatex] Problems with page_objnum_provider / PDF cannot be read by Adobe Acrobat

[Otared Kavian]

Hi Patrick,

Here, on MacOS 10.14.6, and ConTeXt  version 2019.10.11 15:57, Acrobat Reader Build: 19.21.20048.354540, everything works fine, even with 1000 pages.

Best regards: Otared

> On 22 Oct 2019, at 16:09, Patrick Gundlach <patrick at gundla.ch> wrote:
> 
> Hi all,
> 
> this code creates a PDF with 100 pages which looks fine in Skim (a Mac PDF viewer), but fails to render in Adobe Acrobat.
> 
> When I set the number of pages to 10, everything is fine.
> 
> (Everything > 10 seems to break Adobe Acrobat - current release)
> 
> Patrick
> 
> 
> 
> \startluacode
>   local list
>   local n = 0
>   callback.register("page_objnum_provider",function(objnum)
>       if not list then
>           list = { }
>           for i=1,tex.count[0] do
>               list[i] = pdf.getpageref(i)
>           end
>           list[#list],   list[1] = list[1], list[#list]
>           list[#list-1], list[2] = list[2], list[#list-1]
>       end
>       n = n + 1
>       return list[n]
>   end)
> \stopluacode
> 
> \starttext
> 
>   \dorecurse{11}{
>       \startTEXpage #1 \stopTEXpage
>   }
> 
> \stoptext
> 
> 
> (PDF available at https://download.speedata.de/private/test.pdf)
> 
> 
>