[argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin
- From: Graeme Gill <graeme@xxxxxxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Tue, 12 Feb 2013 10:35:36 +1100
David Irisarri wrote:
Hi,
> I ma David and I am trying to create a color profile. I would like to ask
> you guys how to extract color values from an image in order to create a
> CGATS file. I am using scanin but it only generates a val file with RGB
> values.
If you want to interpret the RGB image as CIE values, then you
have to specify the device space using an ICC profile. You
can use the "scanin -c" mode to do this, see
<http://www.argyllcms.com/doc/scanin.html#c>
> The image I have is in aRGB and at least I would need to extract
> these values in CIE L*a*b. XYZ would also be very welcome.
> I need to extract these values because I want to create a profile according
> to this TIFF image, I don't want to match the colors according to a chart with
> its own values.
The RGB TIFF is being used as the reference values ?
Graeme Gill.
Other related posts:
- » [argyllcms] Extract L*a*b, XYZ values from a target image using scanin- David Irisarri
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- Iliah Borg
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- David Irisarri
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- Iliah Borg
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- David Irisarri
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin - Graeme Gill
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- David Irisarri
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- Ben Goren
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- David Irisarri
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- Graeme Gill
- » [argyllcms] Re: Extract L*a*b, XYZ values from a target image using scanin- Ben Goren