str
A unique key for this atom. Must be specified
when using advanced mapping.
inputs
Sequence[str]
List of ``Input.key``\ s identifying files that should be
used in this atom. The listed ``inputs`` must have the same
timeline.
end_time_offset
google.protobuf.duration_pb2.Duration
End time in seconds for the atom, relative to the input file
timeline. When ``end_time_offset`` is not specified, the
``inputs`` are used until the end of the atom.
start_time_offset
google.protobuf.duration_pb2.Duration
Start time in seconds for the atom, relative to the input
file timeline. The default is ``0s``.