Segment files removed from the playlist are deleted after a period of time
equal to the duration of the segment plus the duration of the playlist.
+@item hls_flags round_durations
+Round the duration info in the playlist file segment info to integer
+values, instead of using floating point.
+
+@item hls_flags discont_starts
+Add the @code{#EXT-X-DISCONTINUITY} tag to the playlist, before the
+first segment's information.
+
+@item hls_flags omit_endlist
+Do not append the @code{EXT-X-ENDLIST} tag at the end of the playlist.
+
@item hls_flags split_by_time
If this flags is set, allow segments to start on frames other than keyframes.
This improves behavior on some players when the time between keyframes is