google.cloud.video.transcoder_v1.types.Overlay.NormalizedCoordinate
Normalized coordinates based on output video resolution.
Valid values: ``0.0``–``1.0``. ``xy`` is the upper-left
coordinate of the overlay object. For example, use the x and
y coordinates {0,0} to position the top-left corner of the
overlay animation in the top-left corner of the output
video.
start_time_offset
google.protobuf.duration_pb2.Duration
The time to start the fade animation, in
seconds. Default: 0
end_time_offset
google.protobuf.duration_pb2.Duration
The time to end the fade animation, in seconds. Default:
``start_time_offset`` + 1s