Re: Turn off color management!
Re: Turn off color management!
- Subject: Re: Turn off color management!
- From: Roy Harrington <email@hidden>
- Date: Tue, 08 Mar 2016 14:55:12 -0800
Null transform depends on the application knowing what the driver has
specified as the destination profile. So there has to be agreement on how
this is passed "upstream". I know this is how Epson driver works - I
imagine this is what canon did not do until latest versions.
Roy
On Tuesday, March 8, 2016, Graeme Gill <email@hidden> wrote:
> email@hidden <javascript:;> wrote:
>
> > I’m not sure. When I print profiling targets with the CS Utility with
> the printer
> > profile as the source and destination I don’t get an unadulterated print.
>
> The point of the null transform is to use the normal printing path, not
> one that attempts to turn off color management like the ColorSync or Adobe
> utility (if that's actually what they are doing.)
>
> If one were building a utility to "turn off" color management on OS X
> now, then setting up a null transform programmatically is one of the (few)
> options, and in fact what ArgyllCMS does for displaying patches for display
> calibration & profiling on recent OS X versions.
>
> So I'm interested in any technical explanation as to how a null transform
> path
> may fail with certain devices.
>
> Thanks,
>
> Graeme Gill.
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