Signed-off-by: James Almer <jamrial@gmail.com>
@item -write_prft @var{write_prft}
Write Producer Reference Time elements on supported streams. This also enables writing
prft boxes in the underlying muxer. Applicable only when the @var{utc_url} option is enabled.
+It's set to auto by default, in which case the muxer will attempt to enable it only in modes
+that require it.
@item -mpd_profile @var{mpd_profile}
Set one or more manifest profiles.