47   srv_ = boost::make_shared <dynamic_reconfigure::Server<pcl_ros::ExtractIndicesConfig> > (nh);
 
   49   srv_->setCallback (
f);
 
   59   boost::mutex::scoped_lock lock (mutex_);
 
   61   if (impl_.getNegative () != config.negative)
 
   63     impl_.setNegative (config.negative);
 
   64     NODELET_DEBUG (
"[%s::config_callback] Setting the extraction to: %s.", 
getName ().c_str (), (config.negative ? 
"indices" : 
"everything but the indices"));