public Builder mergeFrom(
        com.google.cloud.videointelligence.v1p3beta1.CelebrityRecognitionAnnotation other) {
      if (other
          == com.google.cloud.videointelligence.v1p3beta1.CelebrityRecognitionAnnotation
              .getDefaultInstance()) return this;
      if (celebrityTracksBuilder_ == null) {
        if (!other.celebrityTracks_.isEmpty()) {
          if (celebrityTracks_.isEmpty()) {
            celebrityTracks_ = other.celebrityTracks_;
            bitField0_ = (bitField0_ & ~0x00000001);
          } else {
            ensureCelebrityTracksIsMutable();
            celebrityTracks_.addAll(other.celebrityTracks_);
          }
          onChanged();
        }
      } else {
        if (!other.celebrityTracks_.isEmpty()) {
          if (celebrityTracksBuilder_.isEmpty()) {
            celebrityTracksBuilder_.dispose();
            celebrityTracksBuilder_ = null;
            celebrityTracks_ = other.celebrityTracks_;
            bitField0_ = (bitField0_ & ~0x00000001);
            celebrityTracksBuilder_ =
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                    ? getCelebrityTracksFieldBuilder()
                    : null;
          } else {
            celebrityTracksBuilder_.addAllMessages(other.celebrityTracks_);
          }
        }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
Celebrity recognition annotation per video.
</pre>

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