public Builder mergeH265(
        com.google.cloud.video.transcoder.v1.VideoStream.H265CodecSettings value) {
      if (h265Builder_ == null) {
        if (codecSettingsCase_ == 2
            && codecSettings_
                != com.google.cloud.video.transcoder.v1.VideoStream.H265CodecSettings
                    .getDefaultInstance()) {
          codecSettings_ =
              com.google.cloud.video.transcoder.v1.VideoStream.H265CodecSettings.newBuilder(
                      (com.google.cloud.video.transcoder.v1.VideoStream.H265CodecSettings)
                          codecSettings_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          codecSettings_ = value;
        }
        onChanged();
      } else {
        if (codecSettingsCase_ == 2) {
          h265Builder_.mergeFrom(value);
        } else {
          h265Builder_.setMessage(value);
        }
      }
      codecSettingsCase_ = 2;
      return this;
    }
<pre>
H265 codec settings.
</pre>

<code>.google.cloud.video.transcoder.v1.VideoStream.H265CodecSettings h265 = 2;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/VideoStream.java