[Openicc] Fwd: Settings bundles (Robert Krawitz, Edmund Ronald)

[Robert Krawitz]

On Wed, 16 Feb 2011 15:23:24 +1100, Graeme Gill wrote:
> edmund ronald wrote:
>> To coordinate the system color there will be some sort of central
>> registry which associates color behavior (ICC profiles) for a given
>> display or printer/media combination, and provides the user interface
>> for modifying these associations when necessary. So Gutenprint needs
>> to provide an interface to this color registry.
>
> You mean Gutenprint needs to interface to this library, don't you ?
> The library should provide it's own (programmatic) API,
> and ideally the Operating environment (OS or Desktop) should
> provide a user interface to the library so that users can see
> what's going on, and organize their profiles. Gutenprint would
> also use this library to figure out what profile to use.

Would it be Gutenprint, or CUPS, doing this?

>> For the printer, inking settings and ICC profiles are indissociable. A
>> profile is only valid under the conditions it was made.  At this point
>> we have concluded that serializing the inking settings and exporting
>> them to the system profile registry is the way to go.
>
> Not correct. The practicalities (that there are too many
> combinations of printers, inks, media and settings) mean that often
> it is better to use a not-perfect matching profile rather than no
> profile at all, for similar media and/or settings.
>
> Add in calibration, and it's even less correct. You can get very
> reasonable results in many situations by using the a single profile
> with multiple media/setting specific calibration files.

So we need to come up with algorithms to do a fuzzy match.  Do you
have any thoughts on what that would be?