"Toner/Ink Saver" implementation?

[Michael Sweet]

gary carroll wrote:
> It would seem that using CUPs and / or Ghostscript it would be pretty 
> straightforward to do a “toner / ink saver” type of printing to printers 
> that do not incorporate this feature in their firmware. Basically, rip 
> each page at less than 100% saturation.
> I don’t want to re-invent the wheel… however, it is not clear to me how 
> to do this simply. Is there some parameter that I am missing?

lp -o brightness=50 filename


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