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tldr/pages.zh/linux/brightnessctl.md
2022-07-15 11:11:14 -03:00

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# brightnessctl
> GUN/Linux 操作系统上用来读取和控制设备亮度的实用工具。
> 更多信息:<https://github.com/Hummer12007/brightnessctl>.
- 列出亮度可变的设备:
`brightnessctl --list`
- 打印显示器当前亮度:
`brightnessctl get`
- 将显示器背光的亮度设置为指定的百分比:
`brightnessctl set {{50%}}`
- 按指定的增量增加亮度:
`brightnessctl set {{+10%}}`
- 将亮度降低指定的递减量:
`brightnessctl set {{10%-}}`