public Builder setFaceDetectionAnnotations(
        int index,
        com.google.cloud.videointelligence.v1.FaceDetectionAnnotation.Builder builderForValue) {
      if (faceDetectionAnnotationsBuilder_ == null) {
        ensureFaceDetectionAnnotationsIsMutable();
        faceDetectionAnnotations_.set(index, builderForValue.build());
        onChanged();
      } else {
        faceDetectionAnnotationsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
<pre>
Face detection annotations.
</pre>

<code>
repeated .google.cloud.videointelligence.v1.FaceDetectionAnnotation face_detection_annotations = 13;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1/src/main/java/com/google/cloud/videointelligence/v1/VideoAnnotationResults.java