public Builder addAnnotationProgress(
        int index,
        com.google.cloud.videointelligence.v1.VideoAnnotationProgress.Builder builderForValue) {
      if (annotationProgressBuilder_ == null) {
        ensureAnnotationProgressIsMutable();
        annotationProgress_.add(index, builderForValue.build());
        onChanged();
      } else {
        annotationProgressBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
<pre>
Progress metadata for all videos specified in `AnnotateVideoRequest`.
</pre>

<code>
repeated .google.cloud.videointelligence.v1.VideoAnnotationProgress annotation_progress = 1;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1/src/main/java/com/google/cloud/videointelligence/v1/AnnotateVideoProgress.java