2019-12-14　cartographer　bag_open

F1214 14:52:56.998082 11473 proto_stream_deserializer.cc:69] Check failed: pose_graph_.pose_graph().trajectory_size() == all_trajectory_builder_options_.all_trajectory_builder_options() .options_with_sensor_ids_size() (0 vs. 1) 
*** Check failure stack trace: ***
    @     0x7f9e13c475cd  google::LogMessage::Fail()
    @     0x7f9e13c49433  google::LogMessage::SendToLog()
    @     0x7f9e13c4715b  google::LogMessage::Flush()
    @     0x7f9e13c49e1e  google::LogMessageFatal::~LogMessageFatal()
    @           0x59f958  cartographer::io::ProtoStreamDeserializer::ProtoStreamDeserializer()
    @           0x58204d  cartographer::src::Run()
    @           0x57e0f4  main
    @     0x7f9e112e7830  __libc_start_main
    @           0x581179  _start
    @              (nil)  (unknown)

出现这个错误是这样的，数据队列为空就取生成图片了

        cartographer::src::SerializeState("/home/cai/bag/test1214bag/pbstream_test.pbstream", map_builder.get());
        cartographer::src::Run("/home/cai/bag/test1214bag/pbstream_test.pbstream",
                               "/home/cai/bag/test1214bag/pbstream_test",
                               0.05);