private void buildPartial0(
        com.google.cloud.videointelligence.v1p3beta1.ObjectTrackingFrame result) {
      int from_bitField0_ = bitField0_;
      int to_bitField0_ = 0;
      if (((from_bitField0_ & 0x00000001) != 0)) {
        result.normalizedBoundingBox_ =
            normalizedBoundingBoxBuilder_ == null
                ? normalizedBoundingBox_
                : normalizedBoundingBoxBuilder_.build();
        to_bitField0_ |= 0x00000001;
      }
      if (((from_bitField0_ & 0x00000002) != 0)) {
        result.timeOffset_ = timeOffsetBuilder_ == null ? timeOffset_ : timeOffsetBuilder_.build();
        to_bitField0_ |= 0x00000002;
      }
      result.bitField0_ |= to_bitField0_;
    }
<pre>
Video frame level annotations for object detection and tracking. This field
stores per frame location, time offset, and confidence.
</pre>

Protobuf type {@code google.cloud.videointelligence.v1p3beta1.ObjectTrackingFrame}
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/ObjectTrackingFrame.java