@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      audio_ = null;
      if (audioBuilder_ != null) {
        audioBuilder_.dispose();
        audioBuilder_ = null;
      }
      crop_ = null;
      if (cropBuilder_ != null) {
        cropBuilder_.dispose();
        cropBuilder_ = null;
      }
      pad_ = null;
      if (padBuilder_ != null) {
        padBuilder_.dispose();
        padBuilder_ = null;
      }
      return this;
    }
<pre>
Preprocessing configurations.
</pre>

Protobuf type {@code google.cloud.video.livestream.v1.PreprocessingConfig}
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/PreprocessingConfig.java