Masamichi Hosoda <address@hidden> wrote:
> >>It seems that `-dPDFDontUseFontObjectNum` option does not work.
...
> There is a tool for using this method of removing duplicate fonts.
> https://www.ctan.org/pkg/extractpdfmark
> https://packages.debian.org/stretch/extractpdfmark
> http://packages.ubuntu.com/zesty/extractpdfmark
As I see it, the availability of a separate tool to do the same thing
is a reason to _not_ provide a duplicate capability in Ghostscript.
Those who want that processing (despite the risks that Ken mentioned)
can use extractpdfmark.