[NTG-context] zint module on LMTX

Hans Hagen j.hagen at freedom.nl
Sun Sep 4 10:51:37 CEST 2022


On 9/4/2022 1:36 AM, Ivan Pešić via ntg-context wrote:
> Hi Pablo,
> I'm resurrecting this thread, as I've just managed to get some progress 
> on Windows with zint in LMTX.
> The thing is that you need 64-bit DLL, because LuaMetaTex is built for 
> 64-bit architecture on Windows.
> As it is not available, I built 64-bit zint.dll (and zlib + libpng) from 
> the latest git sources (2.11.1.9 (dev)),
> renamed it to libzint.dll and placed in appropriate place, as per the 
> instructions.
> 
> But there are still some problems... here is the excerpt from the log:
> 
> modules         > using user prefixed file 'libs-imp-zint'
> modules         > 'zint' is loaded
> open source     > level 2, order 3, name 'c:/Data/context/tex/texmf-context/tex/context/base/mkxl/libs-imp-zint.mkxl'
> resolvers       > lua > loading file 'c:/Data/context/tex/texmf-context/tex/context/base/mkxl/libs-imp-zint.lmt' succeeded
> close source    > level 2, order 3, name 'c:/Data/context/tex/texmf-context/tex/context/base/mkxl/libs-imp-zint.mkxl'
> optional        > using library 'c:/Data/context/tex/texmf-win64/bin/lib/luametatex/zint/libzint.dll'
> zint            > something went wrong: invalid result vector
> zint            > something went wrong: invalid result vector
> backend         > xmp > using file 'c:/Data/context/tex/texmf-context/tex/context/base/mkiv/lpdf-pdx.xml'
> pages           > flushing realpage 1, userpage 1, subpage 1
> zint            > something went wrong: invalid result vector
> zint            > something went wrong: invalid result vector
> zint            > something went wrong: invalid result vector
> zint            > something went wrong: invalid result vector
> zint            > something went wrong: invalid result vector
> zint            > something went wrong: invalid result vector
> 
> I tested the library with the generated CLI tool, and I get the barcode 
> images created.
> Although, png format is not working, I get file with length 0 and no 
> error whatsoever.
> It could be that there is something wrong with the build, I'll try to 
> figure out.
looks like the library is loaded ... so what is your test

we don't do png, we do outlines (actually native zint graphic structures 
that we then convert with mp)

Hans


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