I downgraded cheese from 41.1-1build1 to 3.38.0-4 and it works fine
again. Seems to be a cheese 41 problem.
GST_V4L2_USE_LIBV4L2=1 gst-launch-1.0 v4l2src ! xvimagesink
works fine, as well as using the webcam in Google Meet with Firefox.
** No longer affects: linux (Ubuntu)
** Also affects:
Hi Jack,
Thanks for reporting. I have a Logitech C270 camera, and I am also
affected.
Attached is what I see, I get green and purple bars, and overall
terrible performance.
I am on Jammy 5.15.0-25-generic, Wayland session, gnome 42, cheese
41.1-1build1.
I will start investigating.
Thanks,
** Attachment added: "screenshot of the rendering artifact in cheese under
22.04"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1967843/+attachment/5577395/+files/Screenshot%20from%202022-04-05%2016-53-06.png
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I also can confirm that the warnings...
(cheese:2554): cheese-WARNING **: 16:50:13.024: A lot of buffers are being
dropped.: ../libs/gst/base/gstbasesink.c(3143): gst_base_sink_is_too_late ():
/GstCameraBin:camerabin/GstViewfinderBin:vf-bin/ClutterGstVideoSink:cluttergstvideosink0:
There may be
Unlike cheese, 'ST_V4L2_USE_LIBV4L2=1 gst-launch-1.0 v4l2src !
xvimagesink' displays the webcam image fine.
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https://bugs.launchpad.net/bugs/1967843
Title:
cheese display
apport information
** Tags added: apport-collected
** Description changed:
The cheese application produces a corrupted display under Ubuntu 22.04
with a Logitech C525 webcam. When started from the command line, cheese
produces repeated warnings of the form...
(cheese:4175):
Thank you for your bug report, do you have the same issue if you start
$ GST_V4L2_USE_LIBV4L2=1 gst-launch-1.0 v4l2src ! xvimagesink
?
** Changed in: cheese (Ubuntu)
Importance: Undecided => Low
** Changed in: cheese (Ubuntu)
Status: New => Incomplete
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Thank you to report this bug and make Ubuntu better,
Could you please run: apport-collect 1967843 from you terminal again in
order to drag relevant info about cheese into this bug?
Thank you!
** Also affects: cheese (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux
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