9.1 Proposal: Printing support

david at lang.hm david at lang.hm
Mon Oct 20 14:01:02 EDT 2008

On Mon, 20 Oct 2008, Jim Gettys wrote:

> This is not true; you can presume all cups/IPP printers support
> postscript and PDF, courtesy of ghostscript in the remote cups server.
> And cairo will happily produce PDF.
> That IPP can expose other formats to clients can be treated as a legacy
> capability, from where we sit.

good, I've tried configuring systems this way with CUPS and found it 
extremely frustrating to work around CUPS to make get it working. I will 
be very glad to see this in place.

David Lang

>                            - Jim
> On Mon, 2008-10-20 at 10:20 -0700, david at lang.hm wrote:
>> On Mon, 20 Oct 2008, Jeremy Katz wrote:
>>> On Fri, 2008-10-17 at 16:24 -0400, C. Scott Ananian wrote:
>>>> *But*, we should be able to:
>>>>     *  Print postscript (or pdf, or whatever, just pick *one*) to
>>>> school server via CUP (IPP?),
>>> cups uses IPP under the hood and IPP is definitely the route to go as
>>> it's basically The Standard in printing these days.  One thing that
>>> would probably be interesting for OLPC with cups, though, would be
>>> working on making it so that the daemon can be started on-demand rather
>>> than having to start on start-up.  There's some support in cupsd for
>>> this already, but it's tied to launchd on OS/X.
>> once concern that I have with CUPS/IPP (which may very well just be an
>> implementation issue with the current tools) is that the setups that I
>> have seen have wanted to have the printer driver for the specific printer
>> on the device initiating the print job.
>> the setup that we would want to use for the XO would be to have them all
>> create the job using a single definition (postscript would be traditional
>> for this sort of thing) and then have the server convert this to what the
>> local printer needs.
>> David Lang
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