The #GESTimelineElement base class. Subclasses should override at least
set_startset_inpointset_durationrippleripple_endroll_startroll_end and trim.
Vmethods in subclasses should apply all the operation they need to but
the real method implementation is in charge of setting the proper field,
and emitting the notify signal.
The #GESTimelineElement base class. Subclasses should override at least
set_start
set_inpoint
set_duration
ripple
ripple_end
roll_start
roll_end
andtrim
.Vmethods in subclasses should apply all the operation they need to but the real method implementation is in charge of setting the proper field, and emitting the notify signal.