@java.lang.Override
  public boolean hasStartTimeOffset() {
    return ((bitField0_ & 0x00000001) != 0);
  }
<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 Whether the startTimeOffset field is set.
java-video-intelligence/proto-google-cloud-video-intelligence-v1beta2/src/main/java/com/google/cloud/videointelligence/v1beta2/VideoSegment.java