[argyllcms] Re: Generating a target from a reference file

  • From: Pascal de Bruijn <pmjdebruijn@xxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Thu, 26 Mar 2009 21:01:48 +0100

On Thu, Mar 26, 2009 at 6:56 PM, Lars Tore Gustavsen
<lars.tore@xxxxxxxxxxxxxx> wrote:
> On Thu, Mar 26, 2009 at 6:01 PM, Pascal de Bruijn <pmjdebruijn@xxxxxxxxx> 
> wrote:
>> On Thu, Mar 26, 2009 at 2:22 PM, Graeme Gill <graeme@xxxxxxxxxxxxx> wrote:
>>>> Not exactly, preferably to RGB... Not all image editor can handle Lab.
>>>> And I'd like to read back the RGB, to generate a newly (edited),
>>>> reference file...
>>> I thought that's what I outlined last time.
>> I'm probably confusing terminology, which in turn is confusing you :)
>> The point of the exercise would be to read back the edited image,
>> as a new similar (but edited) reference file.
>> 1. Convert R080505.txt into an image of an IT8 chart, with the patch colors
>> generated from the text file.
> I just had to play with this. Do you mean something like this:
> sed   -n '17,304p' R080505.txt |awk '{print "convert -colorspace LAB
> -size 118x94 \"xc:LAB("$5"%,"$6"%,"$7"%)\" " $1".png\n"}' > run.sh
> Then you have to join them. I think there is a hint for that in the
> url posted above. I have to play with the kids now..

I was already fiddling with your scripts, adapting it. I attached my
results. And
scanin does recognize the image.

Now I need to see if I can read back the image as a reference file, with
(nearly) identical values. But that's something for tomorrow.

Thanks for your inspiration/help,
Pascal de Bruijn

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