public Builder setPad(
        com.google.cloud.video.livestream.v1.PreprocessingConfig.Pad.Builder builderForValue) {
      if (padBuilder_ == null) {
        pad_ = builderForValue.build();
      } else {
        padBuilder_.setMessage(builderForValue.build());
      }
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
<pre>
Specify the video pad filter configuration.
</pre>

<code>.google.cloud.video.livestream.v1.PreprocessingConfig.Pad pad = 3;</code>
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/PreprocessingConfig.java