@java.lang.Override
  public com.google.protobuf.DurationOrBuilder getStartTimeOffsetOrBuilder() {
    return startTimeOffset_ == null
        ? com.google.protobuf.Duration.getDefaultInstance()
        : startTimeOffset_;
  }
<pre>
Start time in seconds for the atom, relative to the input file timeline.
The default is `0s`.
</pre>

<code>.google.protobuf.Duration start_time_offset = 4;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/EditAtom.java