The length of video is inconsistent with the actual when using Cheese to record video

[Bin Li]

[steps reproduce]
1. Preload Ubuntu system 22.04.1
2. Lanuch Cheese to record video;
3. Found that the length of video is inconsistent with the actual recorded time.
4. It can pause when play the record video and play time exceeds record time.

[failure rate]
100%

[expected result]
The video time should align with actual cost

[actual result]
The video play time exceeds record time

[addtional infromation]
CPU: Intel i5-12500H 2.5G
Video: Intel® Iris® Xe Graphics
Memory: 2x 8GB
Storage: 512GB SSD

[Bin Li (binli)]

Some upstream bugs might be related to this issue.

https://askubuntu.com/questions/1392849/cheese-captures-long-corrupted-videos

https://gitlab.gnome.org/GNOME/cheese/-/issues/98

https://gitlab.gnome.org/GNOME/cheese/-/issues/79

[Bin Li (binli)]

It should be same issue with lp:1949183 .

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[corrado venturini (corradoventu)]

same problem in Ubuntu 22.10 cheese: Installed: 43~alpha-1

[Bin Li (binli)]

It's related to pipewire.

lp:1994928

If I disabled the pipewire services, this issue is gone.
$ systemctl --user disable --now pipewire pipewire-media-session pipewire.socket