[NTG-context] XMP metadata schema yields invalid PDF/A

luigi scarso luigi.scarso at gmail.com
Sat Feb 5 15:18:08 CET 2022


On Sat, Feb 5, 2022 at 1:33 PM luigi scarso <luigi.scarso at gmail.com> wrote:

>
>
> On Sat, Feb 5, 2022 at 1:28 PM Karl Pettersson <karl.pettersson at klpn.se>
> wrote:
>
>>
>> >
>> > From what I understand, ConTeXt applies a custom Dublin Core schema
>> > containing just a redefinition of dc:description, which is not coherent
>> > with how dc:description is written by the application.
>> >
>> > This patch to lpdf-pda.xml removes the validation error.
>> >
>>
>> Sorry, diff the other way round according to diff original new.
>>
>
> indeed..
> Ok, now I see. Need to check some things .
> --
> luigi
>

Following
https://www.pdfa.org/wp-content/until2016_uploads/2011/08/pdfa_metadata-2b.pdf
I think we should replace
<pdfaProperty:valueType>Text</pdfaProperty:valueType>
with
 <pdfaProperty:valueType>Lang Alt</pdfaProperty:valueType>

-- 
luigi
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