Tagged Questions
2
votes
2answers
2k views
How to use command line to change brightness and color?
Is there any way to change the brightness and color? Using any command line tools?
I am trying in Fedora and Ubuntu but no luck so far.
Follow up:
[command] [conneccted output] [effects R:G:B, ...
3
votes
2answers
975 views
Invert colours on Dual-Screen / Dual-Monitor setup?
In order to invert colours on monitor, I invoke:
xcalib -invert -alter
The problem is, that on Dual-Monitor setup it inverts colors only on first screen.
I can not use Compitz gadgets for color ...
7
votes
1answer
660 views
Invert colors of the active window
Sometimes I work in low light and I need to invert the color of specific windows to reduce my eye strain. This could be my pdf viewer to web pages for reference work.
I know how to invert the entire ...
6
votes
1answer
2k views
How can I simply adjust monitor color temperture in X?
I have a new 27" iMac, on which I run Fedora 15 (with no Apple OS) — just boot straight to Linux.
The colors are basically accurate to my eye, but the white point is much higher than I'd like (that ...
1
vote
2answers
699 views
How to find out what color I gave to xsetroot?
I used xsetroot -solid "#xxxxxx" to set a background color. I like this color, but did not record the command and it's long gone from the bash shell history. How can I find out what the color was?
...
