[IPP] Initial draft of a "IPP Custom Print Quality and Intent Extensions"

[IPP] Initial draft of a "IPP Custom Print Quality and Intent Extensions"

Ira McDonald blueroofmusic at gmail.com
Thu Apr 18 11:31:44 UTC 2019


Hi Smith,

Bit or arcana,

In Printer MIB and many other IETF MIBs, enum '1' is 'other' and '2' is
'unknown',
so we avoid them for compatibility in IPP as a rule.

Cheers,
- Ira

Ira McDonald (Musician / Software Architect)
Co-Chair - TCG Trusted Mobility Solutions WG
Co-Chair - TCG Metadata Access Protocol SG
Chair - Linux Foundation Open Printing WG
Secretary - IEEE-ISTO Printer Working Group
Co-Chair - IEEE-ISTO PWG Internet Printing Protocol WG
IETF Designated Expert - IPP & Printer MIB
Blue Roof Music / High North Inc
http://sites.google.com/site/blueroofmusic
http://sites.google.com/site/highnorthinc
mailto: blueroofmusic at gmail.com
PO Box 221  Grand Marais, MI 49839  906-494-2434



On Wed, Apr 17, 2019 at 9:41 PM Kennedy, Smith (Wireless & Standards
Architect) via ipp <ipp at pwg.org> wrote:

>
>
> On Apr 17, 2019, at 5:40 PM, Michael Sweet <msweet at msweet.org> wrote:
>
> Some quick comments:
>
> 1. The tooltip stuff in strings files should be a separate Best Practice.
> Yes it will be mostly boilerplate... :(
>
>
> OK. Can reference that from this doc.
>
>
> 2. print-color-mode-default: Drop
>
>
> I'm interpreting this to mean to remove it from this document, since it is
> already defined in 5100.13?
>
>
> 3. print-color-mode-supported: Should be print-color-mode
>
>
> I'm interpreting this to mean just relabel the sub-section to be
> "print-color-mode"?
>
> FWIW, I've been struggling with a related stylistic concern. If one is
> defining an attribute, say that specifies a keyword type syntax, and there
> are standard keywords defined as well, should those standard keyword
> definitions be made in the "xxx-supported" or "xxx" subsection?
>
>
> 4. print-quality enum extensions: enums are not supposed to use values 1
> and 2... :(
>
>
> Hum - I always puzzled over that. Why is that? Whatever the reason, we
> need to capture the reason for that in our as-yet-to-be-started IPP Design
> Patterns document...
>
> Maybe we could look at a "print-quality-col (collection)" attribute with
> more details?  Or define a separate range (10-19?) representing 10
> different vendor-specific qualities?
>
>
> I'd probably tend toward the latter since that attribute is already widely
> supported, and I don't know what other fields a "print-quality-col" might
> provide. Let's see if others have thoughts on that.
>
>
>
>
> On Apr 17, 2019, at 2:10 PM, Kennedy, Smith (Wireless & Standards
> Architect) via ipp <ipp at pwg.org> wrote:
>
> Greetings,
>
> I just posted a first draft of a "IPP Custom Print Quality and Intent
> Extensions
> (CUSTOMPQI)" white paper that proposes some additions to IPP that relate
> to supporting print quality hint and settings additions.
>
>
> https://ftp.pwg.org/pub/pwg/ipp/whitepaper/white-hp-ipp-custompqi-20190412.pdf
> <https://protect-us.mimecast.com/s/W969CG6xjxhMD2MKTK84n2?domain=ftp.pwg.org>
>
>
> https://ftp.pwg.org/pub/pwg/ipp/whitepaper/white-hp-ipp-custompqi-20190412.docx
> <https://protect-us.mimecast.com/s/iQcRCJ6AmAhY6gY3hGy9KW?domain=ftp.pwg.org>
>
>
> We won't likely have time to review it at our April 2019 F2F in a session,
> but I encourage those at the F2F to take a look at it so we can discuss
> after hours, etc. if you have an interest in what it proposes.
>
> Cheers,
> Smith
>
> /**
>     Smith Kennedy
>     HP Inc.
> */
>
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>
>
> _____________
> Michael Sweet
>
>
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> ipp at pwg.org
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>
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