public Builder setSegment(com.google.cloud.videointelligence.v1p3beta1.VideoSegment value) {
      if (segmentBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        trackInfo_ = value;
        onChanged();
      } else {
        segmentBuilder_.setMessage(value);
      }
      trackInfoCase_ = 3;
      return this;
    }
<pre>
Non-streaming batch mode ONLY.
Each object track corresponds to one video segment where it appears.
</pre>

<code>.google.cloud.videointelligence.v1p3beta1.VideoSegment segment = 3;</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/ObjectTrackingAnnotation.java