Printing PS level 3 to a PS level 2 printer
Michael Sweet
mike at easysw.com
Thu Dec 20 19:55:57 PST 2007
Ken Herron wrote:
> This came up in the context of a mozilla bug report
> (https://bugzilla.mozilla.org/show_bug.cgi?id=406376). When an
> application is printing through CUPS to a printer that supports
> Postscript but is limited to level 2, is it the application's
> responsibility to avoid generating level 3 PostScript? Or is there
> something in the typical CUPS-filter-printer pipeline that would convert
> level 3 PS to something the printer can handle?
The application must generate Level 2 PS.
> Somebody noted in the bug that there's a ppd interface function to
> return the PS level. But if the app is printing by piping into lpr or
> similar, then this information isn't available. I've also been working
> with the GTK printing API, and it doesn't appear to expose the printer's
> PostScript level either.
In general, sticking with Level 2 PS is best.
--
______________________________________________________________________
Michael Sweet, Easy Software Products mike at easysw dot com
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