[cups.development] Cover Page printing

[Michael R Sweet]

keens312 wrote:
> Hi mike,
> 
> We found an issue on Leopard.
> When print a one-page-job with cover page, CUPS log shows this:
> 
> 1. start RIP filter                  for cover page
> 2. start rastertoprinter filter      for cover page
> 3. start usb backend                 for cover page
> 4. start RIP filter                  for page 1
> 5. start rastertoprinter filter      for page 1
> 
> Questions is that why there is no USB backend started?

In CUPS 1.2 and higher, the backend is run once per job.  The reasons
for this are numerous, but basically you can't do things in your driver
that require a separate connection/session.

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Michael R Sweet                        Senior Printing System Engineer