private void ensureMuxStreamsIsMutable() {
      if (!((bitField0_ & 0x00000100) != 0)) {
        muxStreams_ =
            new java.util.ArrayList<com.google.cloud.video.livestream.v1.MuxStream>(muxStreams_);
        bitField0_ |= 0x00000100;
      }
    }
<pre>
List of elementary streams.
</pre>

<code>repeated .google.cloud.video.livestream.v1.ElementaryStream elementary_streams = 10;
</code>
java-video-live-stream/proto-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/Channel.java