@java.lang.Override
  public boolean hasStartTimeOffset() {
    return ((bitField0_ & 0x00000001) != 0);
  }
<pre>
Start time in seconds for the ad break, relative to the output file
timeline. The default is `0s`.
</pre>

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

@return Whether the startTimeOffset field is set.
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/AdBreak.java