VLC_EXPORT( char *, sdp_AddMedia, (char **sdp, const char *type, const char *protocol, int dport, unsigned pt, vlc_bool_t bw_indep, unsigned bw, const char *rtpmap, const char *fmtp) );
VLC_EXPORT( char *, sdp_AddAttribute, (char **sdp, const char *name, const char *fmt, ...) ATTRIBUTE_FORMAT( 3, 4 ) );
VLC_EXPORT( char *, sdp_AddMedia, (char **sdp, const char *type, const char *protocol, int dport, unsigned pt, vlc_bool_t bw_indep, unsigned bw, const char *rtpmap, const char *fmtp) );
VLC_EXPORT( char *, sdp_AddAttribute, (char **sdp, const char *name, const char *fmt, ...) ATTRIBUTE_FORMAT( 3, 4 ) );