From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp0 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id 2FIhE6KTTWFAOwEAgWs5BA (envelope-from ) for ; Fri, 24 Sep 2021 11:00:18 +0200 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp0 with LMTPS id kDLtDqKTTWF0HwAA1q6Kng (envelope-from ) for ; Fri, 24 Sep 2021 09:00:18 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id E00032C93F for ; Fri, 24 Sep 2021 11:00:14 +0200 (CEST) Received: from localhost ([::1]:49842 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mTh41-0005jZ-R4 for larch@yhetil.org; Fri, 24 Sep 2021 05:00:13 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34966) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mTh3r-0005jP-52 for bug-guix@gnu.org; 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aspmx1.migadu.com; dkim=none; spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Spam-Score: -4.39 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Queue-Id: E00032C93F X-Spam-Score: -4.39 X-Migadu-Scanner: scn1.migadu.com X-TUID: N3mkGlif5udF --Yuwc3Ks9ynqoiHmd Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 24, 2021 at 10:53:56AM +0200, Ludovic Court=C3=A8s wrote: > Hello! >=20 > As of commit c582be4c38596a6a31a39c6799723dcd8b6eb909 (Sept. 23), > ungoogled-chromium fails to grab images from my webcam (for instance in > BigBlueButton instances), printing this message repeatedly: >=20 > [4685:3:0924/102919.814053:ERROR:video_stream_encoder.cc(1762)] Failed = to encode frame. Error code: -7 >=20 > I found that an older generation (Aug. 30) works for me: >=20 > guix time-machine --commit=3Df91ae9425bb385b60396a544afe27933896b8fa3 -= - \ > environment --ad-hoc ungoogled-chromium -- chromium >=20 > The regression must have been in between these two commits. >=20 > Thoughts? >=20 > Ludo=E2=80=99. >=20 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? --=20 Efraim Flashner =D7=A8=D7=A0=D7=A9=D7=9C=D7=A4 = =D7=9D=D7=99=D7=A8=D7=A4=D7=90 GPG key =3D A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 Confidentiality cannot be guaranteed on emails sent or received unencrypted --Yuwc3Ks9ynqoiHmd Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEoov0DD5VE3JmLRT3Qarn3Mo9g1EFAmFNkygACgkQQarn3Mo9 g1HYuw//TDeEpWDFoVOr9vZ90Zys2XxHQoa6eBES+6AFqgpagSsO3PIVmXJ+/85d PO2KOgqa6gG6qKOBVmjUXNw3ZcZFmmSR6l9egZxqjQWlURIm49ne6QmMydxedLgJ K3Dl96jbpEsArosvroViWm0Xn4E6hPkq1B/KniRsI1NMjX6H6Hvu7U9QGWowKw+4 XY4RhYohyTki5rrk3/QAmeEMPG4ojJQCHjd/TgIk8cWeyAsF+bLS34o7Fl1toA8z giJUXk9ZpQ26hxPPjbKTBX5eyXg0BttH5Runka0SF/aJKy4FaBiOPTbWQTahMbvk 0FxOrR5CMVcr35c+a/XMszX3eAFBE1aNqyWtcKIkJB00jVZofq1aqCmhbPXlSuKq FSklaI3/Q7W273MjSwEbN2eeszGn4kcSbDfo+CQr9hKzHeNQQGED+Ck8b4T2Tym3 tNrCniY7BERs9la0VbDHQ395colSwB3/7uEi2B+lsO3xnRpTJqZyCtHfkI0xWuB3 Xl0Nd2U6KEIJg07OXIs4beEw39DLLOsSlXb7fOCWWGe9i4NkFvVwsJOvV9CpxlFd 76D95++B973R5TB2xQ1xzZQ/O3J8zmR5O6fdUQz8HfmxO6Bcu3dBh+QbR9ipYuxb GhhZzrVn53HgjN0FeYqohKqUAj3MLxRflVQ2716YXdJixIU/PUM= =5YAJ -----END PGP SIGNATURE----- --Yuwc3Ks9ynqoiHmd--