-b DAY:NIGHT
[tab]
Screen brightness to apply (between 0.1 and 1.0)
-c FILE
[tab]
Load settings from specified configuration file
-g R:G:B
[tab]
Additional gamma correction to apply
-l LAT:LON
[tab]
Your current location
-l PROVIDER
[tab]
Select provider for automatic location updates
[tab]
[tab]
(Type `list' to see available providers)
-m METHOD
[tab]
Method to use to set color temperature
[tab]
[tab]
(Type `list' to see available methods)
-o
[tab]
[tab]
One shot mode (do not continuously adjust color temperature)
-O TEMP
[tab]
One shot manual mode (set color temperature)
-p
[tab]
[tab]
Print mode (only print parameters and exit)
-P
[tab]
[tab]
Reset existing gamma ramps before applying new color effect
-x
[tab]
[tab]
Reset mode (remove adjustment from screen)
-r
[tab]
[tab]
Disable fading between color temperatures
-t DAY:NIGHT
[tab]
Color temperature to set at daytime/night