collate vs. multiple-document-collated-copies

[Michael Sweet]

George Liu wrote:
> Looks like
> "lp -d xxx -n 2 -o collate=true" and
> "lp -d xxx -n 2 -o multiple-document-handling=multiple-document-collated-copies" are handled differently.
> 
> 
> for -o collate=true, it looks like CUPS searches PPD to see whether printer supports hardware Collate, if so, merely set "*RBINumCopies=2".
> 
> For multiple-document-collated-copies, CUPS just assume printer doesn't support hardware Collate, use software to emulate collate effect and set "*RBINumCopies=1" (As a result, the size of datastream is multiplied)
> 
> 
> Unless there's any underlying reason, I believe CUPS should use a consistent behavior to handle collate. I prefer the way "-o collate" is handled. (meaning CUPS checks whether printer supports hardware collate)

We just need to have cupsMarkOptions look for the
multiple-document-handling option and mark the Collate option in the
PPD file...

Please file a bug report:

     http://www.cups.org/str.php

Thanks!

-- 
______________________________________________________________________
Michael Sweet, Easy Software Products           mike at easysw dot com
Internet Printing and Publishing Software        http://www.easysw.com