@table @option
@item -min_seg_duration @var{microseconds}
-Set the segment length in microseconds.
+This is a deprecated option to set the segment length in microseconds, use @var{seg_duration} instead.
+@item -seg_duration @var{duration}
+Set the segment length in seconds (fractional value can be set).
@item -window_size @var{size}
Set the maximum number of segments kept in the manifest.
@item -extra_window_size @var{size}
Set the maximum number of playlist entries. If set to 0 the list file
will contain all the segments. Default value is 5.
+@item hls_delete_threshold @var{size}
+Set the number of unreferenced segments to keep on disk before @code{hls_flags delete_segments}
+deletes them. Increase this to allow continue clients to download segments which
+were recently referenced in the playlist. Default value is 1, meaning segments older than
+@code{hls_list_size+1} will be deleted.
+
@item hls_ts_options @var{options_list}
Set output format options using a :-separated list of key=value
parameters. Values containing @code{:} special characters must be