is @code{0} (meaning that no offset is applied).
@item format_whitelist @var{list} (@emph{input})
-"," separated List of allowed demuxers. By default all are allowed.
+"," separated list of allowed demuxers. By default all are allowed.
@item dump_separator @var{string} (@emph{input})
Separator used to separate the fields printed on the command line about the