public Builder addVertices(
        int index,
        com.google.cloud.videointelligence.v1p3beta1.NormalizedVertex.Builder builderForValue) {
      if (verticesBuilder_ == null) {
        ensureVerticesIsMutable();
        vertices_.add(index, builderForValue.build());
        onChanged();
      } else {
        verticesBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
<pre>
Normalized vertices of the bounding polygon.
</pre>

<code>repeated .google.cloud.videointelligence.v1p3beta1.NormalizedVertex vertices = 1;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/NormalizedBoundingPoly.java