private void maybeForceBuilderInitialization() {
      if (com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders) {
        getColorFieldBuilder();
        getDenoiseFieldBuilder();
        getDeblockFieldBuilder();
        getAudioFieldBuilder();
        getCropFieldBuilder();
        getPadFieldBuilder();
        getDeinterlaceFieldBuilder();
      }
    }
<pre>
Preprocessing configurations.
</pre>

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