On Sun, Mar 22, 2026 at 11:01:16PM -0500, David Wright wrote: > I think the 1024 sizes above merely reflect the pipe's buffer size: > the corresponding d file will be the true size. > > CUPS is based on a PDF workflow, so the first step with text is to > convert it to a PDF. I think that's the filter which is producing > landscape pages, and I think that the second filter, pdftopdf, is > autorotating such pages before it gets sent to the printer by the > final filter. > > I'm assuming that when you print an ordinary portrait PDF, you get > a normal-looking portrait document.
No, when I print a pdf, the output is lansscape. > > Where is the RFC? > > $ wget https://www.ietf.org/rfc/rfc8011.txt > at page 122. All is does it to define the fuction. > Before you make a portrait option permanent, I would find out what > happens with documents that have mixed orientation from page to page. > (There's a "mixed.pdf" document available on the wiki page referenced > earlier.) Interesting, when I printed it, the first (portait) page simply not printed. The following landscape pages printed correctly (landscape) I could use lpoptions to make portrait default, but an uncertain of its consequences. -- Haines Brown
