I think I have found the HDR setting in EDID. From `kscreen-doctor -o` you can get the name of your output. Using that name you can get the edid for the screen. On my desktop I see this (edited for brevity). The output is named DP-2. The HDR I think is indicated by the "Bits per primary color channel: 10" What is the EDID for your monitor report? Barry ``` + kscreen-doctor -o Output: 1 DP-2 enabled connected priority 1 DisplayPort Modes: 1:3840x2160@60*! 2:3840x2160@30 3:2560x1440@60 4:2048x1280@60 5:2048x1152@60 6:1920x1200@60 7:204← Geometry: 0,0 3072x1728 Scale: 1.25 Rotation: 1 Overscan: 0 Vrr: incapable RgbRange: unknown HDR: enabled ... + edid-decode /sys/class/drm/card1/card1-DP-2/device/card1-DP-2/edid ... Block 0, Base EDID: EDID Structure Version & Revision: 1.4 Vendor & Product Identification: Manufacturer: DEL Model: 17011 Serial Number: 1094015308 (0x4135594c) Made in: week 23 of 2022 Basic Display Parameters & Features: Digital display Bits per primary color channel: 10 DisplayPort interface Maximum image size: 70 cm x 39 cm Gamma: 2.20 ... ``` |
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