[IPP] Question on PWG Raster
Michael Sweet
msweet at apple.com
Mon Sep 12 19:54:11 UTC 2011
Same as the SM element: Absolute, Relative, RelativeBpc, Perceptual, Saturation, and Auto.
On Sep 12, 2011, at 10:23 AM, Petrie, Glen wrote:
> What are the possible values of “[color]RenderingIntent”?
>
> glen
>
> From: ipp-bounces at pwg.org [mailto:ipp-bounces at pwg.org] On Behalf Of Petrie, Glen
> Sent: Monday, September 12, 2011 10:13 AM
> To: Michael Sweet; ipp at pwg.org
> Subject: RE:RE: RE: [IPP] Question on PWG Raster
>
> Another,
>
> I believe the sGrayPrimary is used to specify the base color for monochrome printing where the base color is black. The specification states that the sGrayPrimary replaces the white value. I believe the sGrayPrimary replaces the Black value; that is monochrome printing goes from a color-to-white versus a color-to-black.
>
> What is your understanding? Or have I misunderstood the meaning and use of this value?
>
> glen
>
> From: ipp-bounces at pwg.org [mailto:ipp-bounces at pwg.org] On Behalf Of Petrie, Glen
> Sent: Monday, September 12, 2011 10:02 AM
> To: Michael Sweet; ipp at pwg.org
> Subject: RE:RE: [IPP] Question on PWG Raster
>
> One more question.
>
> There are two “box sizes”; the Bounding Box and the Image Box. There is section for the Image Box but not the Bounding Box. Can you explain the difference between the two boxes.
>
> Glen
>
>
> From: ipp-bounces at pwg.org [mailto:ipp-bounces at pwg.org] On Behalf Of Petrie, Glen
> Sent: Monday, September 12, 2011 9:07 AM
> To: Michael Sweet; ipp at pwg.org
> Subject: RE: [IPP] Question on PWG Raster
>
> Second question:
>
> For “CutMedia”, the specification state to use the “WhenEnum”. All of the WhenEnum are “after” events. I remember a discussion of “cutting a page before”. So, are there any other WhenEnum values that should be added.
>
> Glen
>
>
> From: ipp-bounces at pwg.org [mailto:ipp-bounces at pwg.org] On Behalf Of Petrie, Glen
> Sent: Monday, September 12, 2011 8:44 AM
> To: Michael Sweet; ipp at pwg.org
> Subject: [IPP] Question on PWG Raster
>
> Michael,
>
> I finally got back to updating my routines for PWG Raster and had a question.
>
> For ColorSpaceEnum
> Can you confirm that the value 1 == Device RGB was removed for the new version. Can you remind me why?
>
>
> Glen
>
>
>
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Michael Sweet, Senior Printing System Engineer, PWG Chair
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