Re: [NTG-context] Transparency in PNGs becomes black in PDF/X

On Fri, Dec 20, 2019 at 11:00 AM Peter Rolf wrote:

Hi Hraban,

PDF/X-1a:2001 doesn't support transparency. You have to use PDF/X-4(p) for that (the first X variant that supports transparency). PDF/A-2|3 may also be an option. These formats also support transparency.

Peter

confirmed, this is ok. \setupbackend[format=PDF/X-4p] \starttext \externalfigure[esel_kl.png] \stoptext

-- luigi