public com.google.common.util.concurrent.ListenableFuture<com.google.longrunning.Operation>
        stopChannel(com.google.cloud.video.livestream.v1.StopChannelRequest request) {
      return io.grpc.stub.ClientCalls.futureUnaryCall(
          getChannel().newCall(getStopChannelMethod(), getCallOptions()), request);
    }
<pre>
Stops the specified channel. Part of the video pipeline will be released
when the StopChannel request is received by the server.
</pre>
java-video-live-stream/grpc-google-cloud-live-stream-v1/src/main/java/com/google/cloud/video/livestream/v1/LivestreamServiceGrpc.java