public void stopChannel(
        com.google.cloud.video.livestream.v1.StopChannelRequest request,
        io.grpc.stub.StreamObserver<com.google.longrunning.Operation> responseObserver) {
      io.grpc.stub.ClientCalls.asyncUnaryCall(
          getChannel().newCall(getStopChannelMethod(), getCallOptions()),
          request,
          responseObserver);
    }
<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