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Follow-up from OpenPrinting micro-conference on Linux Plumbers 2021
cups-filters uses QPDF a lot for most of its non-rendering/rasterizing PDF handling tasks. Disadvantage of this is that QPDF is C…
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To allow printing a test page via the test page button in the web interface there is an interface for a test page callback function. The function returns a file name of the file which contains the tes…
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In my PostScript Printer Application I use printer functionality which requires bi-directional communication. This functionality is querying the printer for default settings (what in CUPS is done by t…
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Apple doesn't support anymore CUPS. The project is now maintained by OpenPrinting. Could you use it in LM ?
https://openprinting.github.io/projects/00-cups/
https://openprinting.github.io/projects…
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In the PostScript Printer Application I set up a printer, it gets assigned a make/model and then I can click "Media", tell which paper is in which tray, click "Save changes" at the bottom, and then cl…
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From this link: https://www.msweet.org/pappl/
The following section shows...
Documentation and Examples
Documentation can be found in the “doc” and “man” directories.
The OpenPrinting gro…
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This issue is tracking the adoption of my new [PAPPL](https://github.com/michaelrsweet/pappl) framework for LPrint. PAPPL generalizes a lot of what LPrint does under the covers, which will remove abou…
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cups version: 2.3.3op1-7
Cups does not support Canon CAPT USB printers (this requires a proprietary
driver which uses /dev/usb/lp0), but these printers are not blacklisted, so
when one is plugged…
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I'm new and have been boxing with getting settings right. After failing several times, I tried deleting my botched device/jobs but I can't due to #17. Since that's resolved and on master, I tried buil…
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The papplSystemIteratePrinters test fails in Debian ARM (armel, armhf) builds; 1.0.2 was uploaded to Debian experimental, and the builds failed on these architectures:
- [armel build log](https://b…