public Builder clearBwdif() {
        if (bwdifBuilder_ == null) {
          if (deinterlacingFilterCase_ == 2) {
            deinterlacingFilterCase_ = 0;
            deinterlacingFilter_ = null;
            onChanged();
          }
        } else {
          if (deinterlacingFilterCase_ == 2) {
            deinterlacingFilterCase_ = 0;
            deinterlacingFilter_ = null;
          }
          bwdifBuilder_.clear();
        }
        return this;
      }
<pre>
Specifies the Bob Weaver Deinterlacing Filter Configuration.
</pre>

<code>
.google.cloud.video.transcoder.v1.PreprocessingConfig.Deinterlace.BwdifConfig bwdif = 2;
</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/PreprocessingConfig.java