https://wiki.cfe.pm/ 2026-10-27T21:03:52+00:00 https://wiki.cfe.pm/ https://wiki.cfe.pm/lib/tpl/dokuwiki/images/favicon.ico text/html 2021-07-28T14:27:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.cfe.pm/doku.php?id=wiki:tech:misc:streaming&rev=1627471672&do=diff streaming and so on install v4l2loopback. sudo modprobe v4l2loopback exclusive_caps=1 v4l2-ctl --list-devices video stream horizontal flip: ffmpeg -f v4l2 -i /dev/video0 -vf "hflip,format=yuv420p" -f v4l2 /dev/video1 format=yuv420p - fixes broken image