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News, Gossip and Rumours Light Illusion Forums / News, Gossip and Rumours /  
 

Major upcoming ColourSpace development... 1024^3 & larger LUTs with significant speed and accuracy improvements!

 
 
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Author Steve Male
INF

#16 | Posted: 19 Jun 2026 08:25 
I will also say that for at least the Beta version we will include both Win32 and x64 builds of ColourSpace.
But going forward we will drop the Win32 build.

Steve
Steve Shaw
Mob Boss at Light Illusion

Author titleexaminer92 Male
ZRO

#17 | Posted: 19 Jun 2026 15:36 
Has the MYIRO-1 been tested with ColourSpace x64?

Author Steve Male
INF

#18 | Posted: 19 Jun 2026 15:52 
Not yet, but it has an x64 driver so should be ok.

Some hardware will have to be 'customer tested' when the Beta is released, as we do not have access to everything ColourSpace presently supports.

Steve
Steve Shaw
Mob Boss at Light Illusion

Author RollsRoyce
DPS

#19 | Posted: 19 Jun 2026 17:03 
Ouch. The loss of the earlier I1Pros is going to concern a lot of folks. But time does march on. Won't be the first time drivers and/or hardware don't keep up.

Author Steve Male
INF

#20 | Posted: 19 Jun 2026 18:10 
Something you would have to take up with Xrite..
As they have not updated the drivers or Windows support...

Steve
Steve Shaw
Mob Boss at Light Illusion

Author Steve Male
INF

#21 | Posted: 26 Jun 2026 15:31 
We're adding a few new tools & capabilities to the next ColourSpace release, which are in some ways related to the new Colour Engine improvements.

  • Changed Quick Profile gamma to match Cube profiles
  • Added Split (1D + 3D) option to LUT Adjust/Maths to separate a LUT into 1D and 3D components
  • Added Grey Axis Replace option to LUT Adjust/Maths
  • Added new native ColourSpace binary import/export LUT format *.csb

Obviously, the new features for the LUT Adjust/Maths tools are for higher license levels only.
The new binary LUT export format will export a LUT using the LUT Generation Size defined, so will maintain the LUT data accurately without any conversion/processing.

Steve
Steve Shaw
Mob Boss at Light Illusion

Author DNice
ZRO

#22 | Posted: 26 Jun 2026 19:25 
When will the guides be updated to provide more detail on these new tools and how they differ/are an improvement to what is already available in ColourSpace?

For instance, is not the Grey Axis Replace capability already available in ColourSpace? Or is this just adding the capability to the Math's tab?
What is the purpose of the Split 1D/3D feature?
What is a use case for the new *.csb LUT format in relation to a LUT box or a display internal LUT capability?

Author Steve Male
INF

#23 | Posted: 26 Jun 2026 19:51 
The basic info on the new features is already in the interactive user guide.
(It is basic, as I am on a beach in Greece...)

More info will be added as we progress the release.

And no, the new features are not already directly available as tools, but are indeed available via alternative workflows to a degree.
(Especially if you understand how to use Custom Filters!)
However, the new tools make life a lot easier, and do offer some capabilities no easily reached other than via complex workflows or Custom Filters.

As for the ColourSpace native binary LUT export/import, it has zero use for external hardware, but means you can create 1:1 backups/archives of any LUT generated within ColourSpace, regardless of the LUT Generation Size used.

There are no other 1024^3 or greater LUT formats in use we know of for such archiving...

Steve
Steve Shaw
Mob Boss at Light Illusion

Author Steve Male
INF

#24 | Posted: Yesterday 07:34 
While I sit here relaxing in the sun, waiting for the first beer of the day, here's a bit more info on the two new LUT Tools.

The first takes your existing LUT and separates it into its 1D and 3D components.
This is exactly as is done with some LUT Upload options where the hardware has separate Front 1D and 3D upload options.

What is key with this function is the separation of the 1D from the 3D is a true separation, meaning the effect of the 1D component is removed from the full volumetric 3D component, leaving the 3D component without any gamma adjustment embedded within it.

The Grey Axis Replace function does just that, and replaces just the grey axis values with those from an alternative LUT, or with null values if None or Default Unity is chosen as the second LUT option.

This will leave any gamma changes in the original 3D LUT component, which in some instances may be desirable.

The likely main application for either is where a manual grey scale adjustment is made, and the user wishes to keep that exactly as is, without the 3D LUT making any additional alterations to the grey scale, regardless if they should be made or not.

Or for displays with a large 1D LUT capability as a Back 1D, that can be calibrated using a large profile patch set with a large LUT Generation Size defined, and uploaded initially to the Back 1D slot, and then a smaller patch set used to re-profile with the Back 1D active, and just the volumetric 3D LUT component uploaded, using either of the new options as desired, using a smaller LUT Generation Size if desired based on the actual 3D LUT size the display uses.
(Most hardware with both 1D and 3D LUT capability has a far larger 1D LUT size, with a smaller 3D LUT.)

As always with ColourSpace, there are no set defined workflows, leaving the user to be able to choose what is best for any given calibration situation, based on their knowledge and understanding.

We are most definitely not striving for a 'Calibration For Dummies' approach, as with Calman.

Steve
Steve Shaw
Mob Boss at Light Illusion

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 Major upcoming ColourSpace development... 1024^3 & larger LUTs with significant speed and accuracy improvements!

 

 
 
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