https://bugs.kde.org/show_bug.cgi?id=496346
--- Comment #2 from lien...@yahoo.com --- (In reply to Zamundaaa from comment #1) > KWin doesn't use formats without an alpha channel, the buffer that's getting > scanned out in your drm_info output is from the app you have in fullscreen > mode, and not from KWin. > What app did you test this with? drm_info shows the same result with or without any app open. My test are from multiple videos formats MKV and mp4 with the MPV app. It's visualy obvious, even with Vlc without HDR it's still visible. I will put the full result of the drm_info here (with MPV on full screen and without: - With MPV (https://pastebin.com/U1mHyeAV) - Without MPV (https://pastebin.com/6d3MqExq) -- You are receiving this mail because: You are watching all bug changes.