https://bugs.kde.org/show_bug.cgi?id=495242
Bug ID: 495242
Summary: Acer XV275K P3 leaves HDR mode if I adjust the
brightness in Plasma.
Classification: Plasma
Product: kwin
Version: 6.2.1
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: colour-management
Assignee: kwin-bugs-n...@kde.org
Reporter: laichiah...@outlook.com
Target Milestone: ---
Created attachment 175144
--> https://bugs.kde.org/attachment.cgi?id=175144&action=edit
DRM_INFO_before
SUMMARY
If I adjust the brightness in Plasma desktop, my monitor leaves the HDR mode.
Both monitor brightness and SDR brightness trigger this bug.
STEPS TO REPRODUCE
1. Adjust brightness from the system tray or the SDR brightness in system
settings.
2.
3.
OBSERVED RESULT
My monitor leaves HDR mode, and become darker
EXPECTED RESULT
My monitor is still in HDR mode.
SOFTWARE/OS VERSIONS
Windows:
macOS:
(available in the Info Center app, or by running `kinfo` in a terminal window)
Linux/KDE Plasma: 6.2.1
KDE Plasma Version: 6.2.1
KDE Frameworks Version: 6.7.0
Qt Version: 6.8.0
ADDITIONAL INFORMATION
The kscreen-doctor -o before and after:
Before:
Output: 1 DP-2
enabled
connected
priority 1
DisplayPort
Modes: 1:3840x2160@144! 2:3840x2160@60 3:3840x2160@160*
4:3840x2160@120 5:3840x2160@120 6:3840x2160@30 7:3840x2160@30
8:2560x1440@144 9:2560x1440@144 10:2560x1440@120 11:2560x1440@99
12:2560x1440@75 13:2560x1440@60 14:1920x1200@144 15:1920x1080@144
16:1920x1080@120 17:1920x1080@120 18:1920x1080@60 19:1920x1080@60
20:1920x1080@50 21:1600x1200@144 22:1680x1050@120 23:1680x1050@60
24:1280x1024@120 25:1280x1024@75 26:1280x1024@60 27:1440x900@120
28:1440x900@60 29:1280x800@144 30:1280x720@60 31:1280x720@60 32:1024x768@75
33:1024x768@60 34:800x600@75 35:800x600@60 36:720x576@50 37:720x480@60
38:720x480@60 39:640x480@75 40:640x480@60 41:640x480@60 42:640x480@60
43:720x400@70 44:1600x1200@60 45:1280x1024@60 46:1024x768@60
47:2560x1600@60 48:1920x1200@60 49:1280x800@60 50:3840x2160@60
51:3200x1800@60 52:2880x1620@60 53:2560x1440@60 54:1920x1080@60
55:1600x900@60 56:1368x768@60 57:1280x720@60
Geometry: 0,0 1920x1080
Scale: 2
Rotation: 1
Overscan: 0
Vrr: Automatic
RgbRange: unknown
HDR: enabled
SDR brightness: 200 nits
SDR gamut wideness: 0%
Peak brightness: 1015 nits
Max average brightness: 658 nits
Min brightness: 0 nits
Wide Color Gamut: enabled
ICC profile: /home/laichiaheng/文件/rtings-icc-profile.icm
Color profile source: ICC
Brightness control: supported, set to 85%
After:
Output: 1 DP-2
enabled
connected
priority 1
DisplayPort
Modes: 1:3840x2160@144! 2:3840x2160@60 3:3840x2160@160*
4:3840x2160@120 5:3840x2160@120 6:3840x2160@30 7:3840x2160@30
8:2560x1440@144 9:2560x1440@144 10:2560x1440@120 11:2560x1440@99
12:2560x1440@75 13:2560x1440@60 14:1920x1200@144 15:1920x1080@144
16:1920x1080@120 17:1920x1080@120 18:1920x1080@60 19:1920x1080@60
20:1920x1080@50 21:1600x1200@144 22:1680x1050@120 23:1680x1050@60
24:1280x1024@120 25:1280x1024@75 26:1280x1024@60 27:1440x900@120
28:1440x900@60 29:1280x800@144 30:1280x720@60 31:1280x720@60 32:1024x768@75
33:1024x768@60 34:800x600@75 35:800x600@60 36:720x576@50 37:720x480@60
38:720x480@60 39:640x480@75 40:640x480@60 41:640x480@60 42:640x480@60
43:720x400@70 44:1600x1200@60 45:1280x1024@60 46:1024x768@60
47:2560x1600@60 48:1920x1200@60 49:1280x800@60 50:3840x2160@60
51:3200x1800@60 52:2880x1620@60 53:2560x1440@60 54:1920x1080@60
55:1600x900@60 56:1368x768@60 57:1280x720@60
Geometry: 0,0 1920x1080
Scale: 2
Rotation: 1
Overscan: 0
Vrr: Automatic
RgbRange: unknown
HDR: enabled
SDR brightness: 210 nits
SDR gamut wideness: 0%
Peak brightness: 1015 nits
Max average brightness: 658 nits
Min brightness: 0 nits
Wide Color Gamut: enabled
ICC profile: /home/laichiaheng/文件/rtings-icc-profile.icm
Color profile source: ICC
Brightness control: supported, set to 85%
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