public Builder mergeDash(com.google.cloud.video.transcoder.v1.Manifest.DashConfig value) {
      if (dashBuilder_ == null) {
        if (manifestConfigCase_ == 4
            && manifestConfig_
                != com.google.cloud.video.transcoder.v1.Manifest.DashConfig.getDefaultInstance()) {
          manifestConfig_ =
              com.google.cloud.video.transcoder.v1.Manifest.DashConfig.newBuilder(
                      (com.google.cloud.video.transcoder.v1.Manifest.DashConfig) manifestConfig_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          manifestConfig_ = value;
        }
        onChanged();
      } else {
        if (manifestConfigCase_ == 4) {
          dashBuilder_.mergeFrom(value);
        } else {
          dashBuilder_.setMessage(value);
        }
      }
      manifestConfigCase_ = 4;
      return this;
    }
<pre>
`DASH` manifest configuration.
</pre>

<code>.google.cloud.video.transcoder.v1.Manifest.DashConfig dash = 4;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/Manifest.java