URL Parameters

Parameters implemented in livesim1 and livesim2

The following table should include all URL parameters in either livesim1 or livesim2

Parameter	Values	Description	livesim2	livesim1
tsbd	int	TimeShiftBufferDepth in seconds	Yes	Yes
segtimeline	1 (=true)	Generate live MPD using SegmentTimeline with $Time$	Yes	Yes
ato	float or "inf"	availabilityTimeOffset in seconds (inf = infinity, all segments available)	Yes	Yes
chunkdur	float	Chunk duration for on-the-fly chunking	Yes	Yes
ltgt	int	Low-latency target in milliseconds	Yes	No
timesubsstpp	string	List of comma-separated languages with auto-generated stpp subtitles	Yes	No
timesubsdur	int > 0	Cue duration of generated time subtitles in ms (default 900)	Yes	No
timesubsreg	0 or 1	TTML region 0 (bottom) or 1 (top) for time subtitles	Yes	No
start or ast	int >= 0	Sets the availabilityStartTime relative to Epoch	Yes	Yes
stop	int > 0	Sets the stop time (for time-limited events)	No	Yes
startrel	int	Sets relative startTime via Location with start parameter	No	Yes
stoprel	int	Sets relative stopTime via Location with stop parameter	No	Yes
dur	int	Sets a presentation duration for multiple periods	No	Yes
timeoffset	int	Sets time offset in second vs NTP	No	Yes
init	int > 0	Offset time for early init segment availability	No	Yes
mup	int	MinimumUpdatePeriod in seconds	Yes	Yes
modulo	int > 0	Make this number of time-limited sessions every hour	No	Yes
tfdt	1 (=true)	Use 32-bit tfdt (needs more recent availabilityStartTime)	No	Yes
cont	1 (=true)	Continuous update of MPD AST and segNr	No	Yes
periods	int > 0	Make this number of periods per hour	No	Yes
xlink	int > 0	Make this number of xlink periods per hour	No	Yes
etp	int > 0	Make this number of early terminated periods per hour	No	Yes
etpDuration	int > 0	Add a presentation duration for multiple periods	No	Yes
insertad	1 (=true)	Insert an ad via xlink	No	Yes
continuous	1 (=true)	Insert period continuity signaling (only valid when periods_per_hous is set)	No	Yes
segtimelinenr	1 (=true)	Generate live MPD using SegmentTimeline with $Number$	No	Yes
baseurl	url string	Add this top-level BaseURL in all configurations	No	Yes
peroff	int > 0	Period offset in seconds	No	Yes
scte35	int > 0	Add these many SCTE-35 splice insert periods every minute	No	Yes
utc	string	hyphen-separated list of UTCTiming methods and make into list	No	Yes
snr	int	Set startNumber in MPD. -1 translates to no value in MPD (fallback to default = 1)	Yes	Yes
spd	int > 0	suggestedPresentationDelay in seconds	Yes	Yes
sidx	1 (=true)	Insert sidx box in every segment	No	Yes