public Builder mergeDeblock(
        com.google.cloud.video.transcoder.v1.PreprocessingConfig.Deblock value) {
      if (deblockBuilder_ == null) {
        if (((bitField0_ & 0x00000004) != 0)
            && deblock_ != null
            && deblock_
                != com.google.cloud.video.transcoder.v1.PreprocessingConfig.Deblock
                    .getDefaultInstance()) {
          getDeblockBuilder().mergeFrom(value);
        } else {
          deblock_ = value;
        }
      } else {
        deblockBuilder_.mergeFrom(value);
      }
      if (deblock_ != null) {
        bitField0_ |= 0x00000004;
        onChanged();
      }
      return this;
    }
<pre>
Deblock preprocessing configuration.
</pre>

<code>.google.cloud.video.transcoder.v1.PreprocessingConfig.Deblock deblock = 3;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/PreprocessingConfig.java