Bug 206925

Summary: Several webcam capture softwares have an issue
Product: v4l-dvb Reporter: Thomas Bucaioni (thomas.bucaioni)
Component: v4l-coreAssignee: v4l-dvb_v4l-core (v4l-dvb_v4l-core)
Status: NEW ---    
Severity: blocking    
Priority: P1    
Hardware: x86-64   
OS: Linux   
URL: https://bugs.archlinux.org/task/65940
Kernel Version: 5.5.10-arch1-1 Subsystem:
Regression: No Bisected commit-id:

Description Thomas Bucaioni 2020-03-23 09:14:56 UTC 
The command 

"ffmpeg -f v4l2 -video_size 640x480 -i /dev/video0 -f alsa -i default -c:v libx264 -preset ultrafast -c:a aac webcam.mp4"

produces a video with audio and video unsynchronized.

Other software have an issue: cheese, kamoso and zart. Cheese used to work with the kernel version of 2020/03/07.