[argyllcms] Re: Custom Illuminant

  • From: <robert@xxxxxxxxxxxxxxxxxx>
  • To: <argyllcms@xxxxxxxxxxxxx>
  • Date: Fri, 11 Jul 2014 14:16:01 +0100

Hi Graeme,

Part of the problem was that I was relying on the Photoshop Soft-Proof
warning, which doesn't show colors clipped to black or to white (which you

The second problem was that I was that I was using -pj in tiffgamut and -pl
in iccgamut, so I wasn't comparing apples to apples.  With both set to -pj,
an sRGB image which isn't clipped is within the sRGB gamut viewed with



-----Original Message-----
From: argyllcms-bounce@xxxxxxxxxxxxx [mailto:argyllcms-bounce@xxxxxxxxxxxxx]
On Behalf Of Graeme Gill
Sent: 11 July 2014 00:44
To: argyllcms@xxxxxxxxxxxxx
Subject: [argyllcms] Re: Custom Illuminant

robert@xxxxxxxxxxxxxxxxxx wrote:

> I've tried it with tif files and I see the same problem.  All the files
> here: http://www.irelandupclose.com/customer/argyll/mygamtest.zip 

Hmm. - actually it looks like that bug is only in the
beta test code, not V1.6.3.

So, the gamut's I get using V1.6.3 or the .tif files are quite small, and
your .wrl shows that, so I'm not sure what you mean.

It's quite possible for colors to not look very saturated, yet be
out of gamut. Some of the image colors are very dark and saturated, so
it's not very surprising that the printer gamut doesn't encompass them.

Graeme Gill.

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