public static Builder newBuilder(
        com.google.cloud.video.livestream.v1.VideoStream.H264CodecSettings prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }
<pre>
Enforces the specified codec tune. The available options are
[FFmpeg-compatible Encode
Options](https://trac.ffmpeg.org/wiki/Encode/H.264#Tune)
Note that certain values for this field may cause the transcoder to
override other fields you set in the
[H264CodecSettings][google.cloud.video.livestream.v1.VideoStream.H264CodecSettings]
message.
</pre>

<code>string tune = 16;</code>

@return The bytes for tune.
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/VideoStream.java