public Builder clearVideoConfig() {
      if (videoConfigBuilder_ == null) {
        if (streamingRequestCase_ == 1) {
          streamingRequestCase_ = 0;
          streamingRequest_ = null;
          onChanged();
        }
      } else {
        if (streamingRequestCase_ == 1) {
          streamingRequestCase_ = 0;
          streamingRequest_ = null;
        }
        videoConfigBuilder_.clear();
      }
      return this;
    }
<pre>
Provides information to the annotator, specifing how to process the
request. The first `AnnotateStreamingVideoRequest` message must only
contain a `video_config` message.
</pre>

<code>.google.cloud.videointelligence.v1p3beta1.StreamingVideoConfig video_config = 1;</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/StreamingAnnotateVideoRequest.java