@java.lang.Override
  public com.google.protobuf.Duration getStartTimeOffset() {
    return startTimeOffset_ == null
        ? com.google.protobuf.Duration.getDefaultInstance()
        : startTimeOffset_;
  }
<pre>
Time-offset, relative to the beginning of the video,
corresponding to the start of the segment (inclusive).
</pre>

<code>.google.protobuf.Duration start_time_offset = 1;</code>

@return The startTimeOffset.
java-video-intelligence/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoSegment.java