REGISTER_PROTOCOL  203 libavformat/allformats.c     REGISTER_PROTOCOL (FILE, file);
REGISTER_PROTOCOL  204 libavformat/allformats.c     REGISTER_PROTOCOL (GOPHER, gopher);
REGISTER_PROTOCOL  205 libavformat/allformats.c     REGISTER_PROTOCOL (HTTP, http);
REGISTER_PROTOCOL  206 libavformat/allformats.c     REGISTER_PROTOCOL (PIPE, pipe);
REGISTER_PROTOCOL  207 libavformat/allformats.c     REGISTER_PROTOCOL (RTP, rtp);
REGISTER_PROTOCOL  208 libavformat/allformats.c     REGISTER_PROTOCOL (TCP, tcp);
REGISTER_PROTOCOL  209 libavformat/allformats.c     REGISTER_PROTOCOL (UDP, udp);