gavf-record(1) on Linux
The text 0e915deba936, as Debian 12 (Bookworm) shipped it.
gavf recorder
Flags it lists
-
-aud -
-help -
-help-man -
-help-texi -
-m -
-o -
-oopt -
-stderr -
-syslog -
-v -
-version -
-vid