[Openicc] CUPS Color Management under Linux gets into distros

[Leonard Rosenthol]

On Thu, Feb 10, 2011 at 9:33 PM, Hal V. Engel <hvengel at gmail.com> wrote:

>  I had a closer look at the PDF files produced by the Qt print dialog. I
> see the following:
>
>
> 1. The first line is
>
>
> %PDF-1.4
>
>
> So these are NOT PDF/X.
>
>
>
PDF/X doesn't care about the PDF version.  It can be anything from
1.0->1.7.

The identifying factor is in the XMP - but yes, I suspect that they are not.



> 2. All image objects are either DeviceRGB or DeviceGray even when using a
> color managed app like Krita with a color managed image. Looking at the code
> in QPdfEnginePrivate I see that that this is hard coded.
>
>
>
And there is no DefaultRGB or OutputIntent of any kind.  So no profiles at
all, eh??



> 3. Images are always 8 bits/channel or less. QImage limitation.
>
>
>
That's not a big deal - most PDFs are that way.   (and 16bit images didn't
appear till PDF 1.5).


Leonard
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