https://bugs.kde.org/show_bug.cgi?id=485907
Bug ID: 485907
Summary: Screen sharing have massive lags when moving mouse
Classification: Plasma
Product: kwin
Version: 6.0.4
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: linx.system....@gmail.com
Target Milestone: ---
SUMMARY
Initially it was assumed that this was a bug in Chromium
(https://issues.chromium.org/issues/333945842), but discussions suggested that
KWin might be a suspect
This critically affects programs like Discord since screen sharing becomes
almost impossible
STEPS TO REPRODUCE
1. Launch chrome or firefox
2. Open screen share demo https://henrik-and.github.io/pc_capture_constraints/
3. Click on "getDisplayMedia & applyConstraints" button
4. Open some video to better see the issue
5. Start moving mouse on streamed display and observe captured stream
OBSERVED RESULT
You will see massive lags when moving mouse pointer
EXPECTED RESULT
Smooth screen capture
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Linux 6.8.7
(available in About System)
KDE Plasma Version: 6.0.4
KDE Frameworks Version: 6.1.0
Qt Version: 6.7.0
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