Browser can't decode own output when creating thumbnail

[Aperaine]

[Aperaine]

When I press try again, the window closes, but I can't press "save" anymore and I have to reload the page

[Aperaine]

[ascpixi]

Thank you for the report, @Aperaine! <3

This looks like an issue with generating thumbnails - the video seems to be encoded correctly. What's strange is that the browser can't read the output it generated.

Can you share what browser and OS you're running on, please?

[Aperaine]

Arc (Chromium) on MacOS In the recording, I switched the screen I recorded from a few ones, which may be related to the problem. Eventually I deleted the Timelapse and did another one with an obs virtual camera, and that worked fine.

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On Mon, Dec 29, 2025 at 4:33 AM ascpixi ***@***.***> wrote: *ascpixi* left a comment (hackclub/lapse#71) <#71 (comment)> Thank you for the report, @Aperaine <https://github.com/Aperaine>! <3 This looks like an issue with generating thumbnails - the video seems to be encoded correctly. What's strange is that the browser can't read the output it generated. Can you share what browser and OS you're running on, please? — Reply to this email directly, view it on GitHub <#71 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/A6OCC7ZD3QV2TVGEFHSNX7T4ECAFNAVCNFSM6AAAAACP2EPOOSVHI2DSMVQWIX3LMV43OSLTON2WKQ3PNVWWK3TUHMZTMOJVGIZTEMZZG4> . You are receiving this because you were mentioned.Message ID: ***@***.***>

[ascpixi]

Ah, it might be that we're trying to combine multiple different streams of different resolutions, and that's what failing. Going to look into this.