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bug#50773: ungoogled-chromium fails to use webcam
From: |
Efraim Flashner |
Subject: |
bug#50773: ungoogled-chromium fails to use webcam |
Date: |
Fri, 24 Sep 2021 11:58:24 +0300 |
On Fri, Sep 24, 2021 at 10:53:56AM +0200, Ludovic Courtès wrote:
> Hello!
>
> As of commit c582be4c38596a6a31a39c6799723dcd8b6eb909 (Sept. 23),
> ungoogled-chromium fails to grab images from my webcam (for instance in
> BigBlueButton instances), printing this message repeatedly:
>
> [4685:3:0924/102919.814053:ERROR:video_stream_encoder.cc(1762)] Failed to
> encode frame. Error code: -7
>
> I found that an older generation (Aug. 30) works for me:
>
> guix time-machine --commit=f91ae9425bb385b60396a544afe27933896b8fa3 -- \
> environment --ad-hoc ungoogled-chromium -- chromium
>
> The regression must have been in between these two commits.
>
> Thoughts?
>
> Ludo’.
>
I'm fighting ungoogled chromium for something unrelated, but I noticed I
needed to add thirdparty/libusb to %preserved-third-party-files to get
it to build headless for me. Perhaps it tries to reach out directly to
the webcam through usb itself?
--
Efraim Flashner <efraim@flashner.co.il> רנשלפ םירפא
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