public static TransportChannelProvider defaultTransportChannelProvider() {
    return VideoStitcherServiceStubSettings.defaultTransportChannelProvider();
  }
Returns a builder for the default ChannelProvider for this service.
java-video-stitcher/google-cloud-video-stitcher/src/main/java/com/google/cloud/video/stitcher/v1/VideoStitcherServiceSettings.java