On Sun 09 Jul 2023 at 10:42:52 -0700, Paul Scott wrote: > On 7/9/23 4:40 AM, Brian wrote:
[...] > > The file displayed by zathura is not the file that is sent to the printing > > system. The latter can be viewed by using Print to File. > > > > The print dialog converts your PDF to a new PDF with Cairo Graphics. Scaling > > is also done by Cairo Graphics. CUPS is not involved. > > That's good to know and seems somewhat illogical! Would it be reasonable to > ask if you know why? Zathura uses the GTK print dialog, as do many other applications. GTK has to deal with a variety of file formats that the application can dispay. Let's take firefox. It can display html files. Sending an html file to the printing system is a recipe for disappointment (usually). CUPS is unable to process and render it as displayed. GTK produces a PDF of the page. CUPS is happy. The same comment also applies to PNG files. > Pdffonts does indeed tell me that there are illegal characters in the PDF > created by Print to File. > > Now that I know that the paper size is correct I see that "lp" prints my > file perfectly. The fonts are embedded in the original PDF. CUPS prints what it is given. > If the file were not the correct size I would have liked to use the scaling > and page choices in the print dialog. > > Does > > lp -o "letter" > > scale the document? This is an option unknown to CUPS. It will be ignored. -- Brian.
