stephanwib at googlemail.com
Mon Nov 28 03:45:21 PST 2016
Hi Till, I have the following queries: -What´s exactly the filter that produces urf? Isn´t urf proprietary? -Are there any findings concerning the size of urf data compared to PDF? I can do some tests pretty soon. Thanks and regards, Stephan 2016-11-20 0:44 GMT+01:00 Till Kamppeter <till.kamppeter at gmail.com>: > Hi, > > there are not yet very many IPP Everywhere printers > (http://www.pwg.org/dynamo/eveprinters.php), but driverless printing > fortunately existed already for longer time in a very similar form: AirPrint > (https://en.wikipedia.org/wiki/AirPrint), originally thought out for Apple's > iOS devices. > > AirPrint is also Bonjour/IPP-based as IPP Everywhere with the main > difference being the raster format which is Apple Raster (image/urf) and not > PWG Raster (image/pwg-raster). Even these two raster formats are very > similar. > > And there are more than 2600 printers from practically all manufacturers > supporting AirPrint (https://support.apple.com/en-us/HT201311). > > In the GIT repository of CUPS 2.2.x beta support of Apple Raster was added > (to appear in the upcoming CUPS 2.2.2) and beta means usually that it should > be tested. So I did, found some bugs which I fixed and Mike Sweet quickly > committed to the GIT, and after that I have three HP printers perfectly > working via Apple Raster: > > - HP OfficeJet Pro 8500 A910 > - HP DeskJet Ink Advantage 2540 > - HP Color LaserJet CM3530 MFP via HP 1200w Mobile Print Accessory > > I have set up them all via > > lpadmin -p <queue name> -E -v <URI> -m everywhere > > <queue name> you can define freely and <URI> you can find by running the > "ippfind" command (comes with CUPS). > > In all cases the PPD file passes "cupstestppd" and jobs get correctly > printed, also options like Duplex work. > > You need the current GIT snapshot of CUPS (or the 2.2.2 release if it is > already out when you are reading this) and cups-filters, preferably the > current release (1.11.6). > > So the Apple Raster support in CUPS seems already be in a good shape and a > great companion to PWG Raster, adding more than 2600 printers to be working > under Linux and other Posix-style operating systems, including many models > users got frustrated about that they do not work. > > So everyone reading this, please test your printers. If you have not-too-old > network-connected printers they probably support Apple Raster and so work > driverless with current CUPS. > > I have also started to support Apple Raster printers with cups-filters. If > you use the current BZR snapshot (or the upcoming 1.12.0) together with the > newest CUPS cups-browsed will also auto-setup Apple Raster printers and not > only IPP Everywhere and some legacy IPP/PostScript/PDF/PCL printers. > > Till > _______________________________________________ > cups-devel mailing list > cups-devel at cups.org > https://lists.cups.org/mailman/listinfo/cups-devel