| Summary: | Feature request to add HDR only when plugged | ||
|---|---|---|---|
| Product: | [Plasma] kwin | Reporter: | Marko Jokinen <thephatle> |
| Component: | colour-management | Assignee: | KWin default assignee <kwin-bugs-null> |
| Status: | REPORTED --- | ||
| Severity: | wishlist | CC: | nate, plasma-bugs-null, xaver.hugl |
| Priority: | NOR | ||
| Version First Reported In: | 6.4.5 | ||
| Target Milestone: | --- | ||
| Platform: | Fedora RPMs | ||
| OS: | Linux | ||
| Latest Commit: | Version Fixed/Implemented In: | ||
| Sentry Crash Report: | |||
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Description
Marko Jokinen
2025-09-07 14:06:21 UTC
> as i started to monitor power usage when HDR is enabled it offcourse takes more power Assuming same brightness levels, it really isn't supposed to. Can you elaborate on your setup? Also please attach the output of > kscreen-doctor -o (In reply to Zamundaaa from comment #1) > > as i started to monitor power usage when HDR is enabled it offcourse takes more power > > Assuming same brightness levels, it really isn't supposed to. Can you > elaborate on your setup? > Also please attach the output of > > kscreen-doctor -o laptop has oled 4k with higher nits than detected, yes i can change those manually with 100%RGB colors and external screen has 500 nits if i remember correctly not oled just led whqd 1440p wih 98% rgb. i used to use prefer color accuracy, but now i reverted to back performance and efficience ´phatle@kinoite:/var/home/phatle$ kscreen-doctor -o Output: 1 eDP-1 b8f10ce4-ef57-4b48-87a6-8d99a16a7fd6 disabled connected priority 0 Panel replication source:0 Modes: 1:3456x2160@60*! 2:1600x1200@60 3:1600x1200@60 4:1280x1024@60 5:1280x1024@60 6:1024x768@60 7:1024x768@60 8:2560x1600@60 9:2560x1600@60 10:1920x1200@60 11:1920x1200@60 12:1280x800@60 13:1280x800@60 14:3200x1800@60 15:3200x1800@60 16:2880x1620@60 17:2880x1620@60 18:2560x1440@60 19:2560x1440@60 20:1920x1080@60 21:1920x1080@60 22:1600x900@60 23:1600x900@60 24:1368x768@60 25:1368x768@60 26:1280x720@60 27:1280x720@60 Geometry: 0,0 2765x1728 Scale: 1.25 Rotation: 1 Overscan: 0 Vrr: incapable RgbRange: Automatic HDR: enabled SDR brightness: 400 nits SDR gamut wideness: 0% Peak brightness: 617 nits Max average brightness: 400 nits Min brightness: 0.0046 nits Wide Color Gamut: enabled ICC profile: none Color profile source: sRGB Color power preference: prefer efficiency and performance Brightness control: supported, set to 50% and dimming to 100% Color resolution: automatic (10), range: [6; 12] bits per color Allow EDR: always Output: 2 DP-3 448403bb-36fa-43f3-bd55-4fb61386d6aa enabled connected priority 1 DisplayPort replication source:0 Modes: 28:3440x1440@60*! 29:3440x1440@50 30:3440x1440@30 31:2560x1080@60 32:1920x1080@60 33:1920x1080@60 34:1920x1080@60 35:1920x1080@50 36:1680x1050@60 37:1600x900@60 38:1280x1024@60 39:1280x800@60 40:1152x864@60 41:1280x720@60 42:1280x720@60 43:1280x720@60 44:1280x720@50 45:1024x768@60 46:800x600@60 47:720x576@50 48:720x480@60 49:720x480@60 50:640x480@60 51:640x480@60 52:640x480@60 Geometry: 0,0 3440x1440 Scale: 1 Rotation: 1 Overscan: 0 Vrr: incapable RgbRange: Automatic HDR: enabled SDR brightness: 295 nits SDR gamut wideness: 0% Peak brightness: 344 nits Max average brightness: 295 nits Min brightness: 0.391 nits Wide Color Gamut: enabled ICC profile: none Color profile source: sRGB Color power preference: prefer efficiency and performance Brightness control: supported, set to 100% and dimming to 100% DDC/CI: allowed Color resolution: automatic (10), range: [6; 12] bits per color Allow EDR: unsupported´ > i used to use prefer color accuracy, but now i reverted to back performance and efficience
Well, that option can have a big impact on battery life.
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