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Does anyone know how to read or measure the brightness of a screen? I wasn’t able to get the reading the author has from Console.app
by harha 5y ago
Does anyone know how to read or measure the brightness of a screen? I wasn’t able to get the reading the author has from Console.app
- alin23 5y agoioreg usually reports the nits value in some property. On an M1 you can run the following: ioreg -r -c AppleCLCD2 | grep -i nits
- harha 5y agoat least on the iMac it doesn't work, tried: ioreg -l -f | grep nits which should list properties of all objects, and the display I could find: ioreg -r -c AppleBacklightDisplay