[lubuntu-users] .icc colour profiles

[Israel]

On 08/23/2016 05:17 PM, scrooyahoo at riseup.net wrote:
> I have a few questions about colour profiles.
>
> Does Lubuntu make use of colour profiles?
> If yes,
> Where are they stored?
> How do I change them?
>
> I have a system that doesn't seem to have a correct gamma setting, but 
> I can't figure out how to adjust this.
>
> These instructions don't seem to get me any further
> https://askubuntu.com/questions/199661/how-do-you-set-system-display-color-profiles-in-xubuntu-and-lubuntu 
>
>
> I installed al that stuff, but this still doesn't seem to change 
> anything.
>
> It's stuff like this why i don't like laptops, there is never a easy 
> way to do display corrections. On an external monitor it is easy to 
> tweak a few things just to make things a bit more easy on the eyes on 
> a crappy display. But on a laptop people are stuck with the setting 
> that is there by default... And with some displays the default gamma 
> setting is far from ideal.  It would be nice to have a simple tool to 
> change settings or load different profiles.
> Something like on a external monitor. (that does not affect the system 
> colours)
>
> It would be cool to do a real calibration, but a straightforward 
> manual option would be good enough for most people. Then you at least 
> have some control to safe your eyes, or reduce a headache.
>
>
>
>
>
A simple option is to use xgamma for red blue green only.

change the red to 70%

  xgamma -rgamma .7

change the blue to 100%

  xgamma -bgamma 1

change the green to 20%

  xgamma -ggamma .2

It lives in the:

x11-xserver-utils

package.


So you most likely have it installed already.

-- 
Regards