ruishanyin

nni_mqtt_msg_get_publish_topic(),topic length =0

1

int msg_recv_cb(void *rmsg, void *arg) { nng_msg *msg = static_cast(rmsg); uint32_t topicsz, payloadsz; char *topic = (char *) nng_mqtt_msg_get_publish_topic(msg, &topicsz); } receive first msg can get topic,but others no topic...

I want to use custom data, two ways. First one, transfer kitti type data to nuscenes, I dont find correct way, failed. Second one, train centerpoint with kitti, I get...