[Bug]: Window transparency is not restored when a maximised video is unmaximised

[SilverBirchh]

Preflight Checklist

• I have read the Contributing Guidelines for this project.
• I agree to follow the Code of Conduct that this project adheres to.
• I have searched the issue tracker for a bug report that matches the one I want to file, without success.

Electron Version

24.2.0

What operating system are you using?

macOS

Operating System Version

macOS Monterey 12.6.5

What arch are you using?

x64

Last Known Working Electron version

No response

Expected Behavior

With an app that has a transparent area if you maximise a video element to view it full screen and then minimise the transparent area should stay transparent.

Actual Behavior

With an app that has a transparent area if you maximise a video element to view it full screen and then minimise the transparent area turns solid.

Screen.Recording.2023-05-10.at.12.12.25.mov

Testcase Gist URL

https://gist.github.com/SilverBirchh/8e4e4c92e0b3759f0f9d8fc2ef599bd2

Additional Information

Sorry if this has already been fixed! I couldn't find anything else

Repo https://github.com/SilverBirchh/electron-video-test

[georgexu99]

Managed to bisect this to 16.0.8! I'll havn't looked in-depth into the issue, but this [PR] (https://github.com/electron/electron/pull/32648/files) as well as this issue may be related

[SilverBirchh]

this issue may be related

fwiw that is the hack we're using to get around this issue. when the video is un-maximised we're changing the window size by a pixel and back again. Doesn't always work but 90% of the time it does

[github-actions]

This issue has been automatically marked as stale. If this issue is still affecting you, please leave any comment (for example, "bump"), and we'll keep it open. If you have any new additional information—in particular, if this is still reproducible in the latest version of Electron or in the beta—please include it with your comment!

[SilverBirchh]

bump

[electron-issue-triage]

This issue has been automatically marked as stale. If this issue is still affecting you, please leave any comment (for example, "bump"), and we'll keep it open. If you have any new additional information—in particular, if this is still reproducible in the latest version of Electron or in the beta—please include it with your comment!

[electron-issue-triage]

This issue has been closed due to inactivity, and will not be monitored. If this is a bug and you can reproduce this issue on a supported version of Electron please open a new issue and include instructions for reproducing the issue.