diff options
| -rw-r--r-- | libavformat/rtsp.c | 4 | ||||
| -rw-r--r-- | libavformat/rtsp.h | 5 | ||||
| -rw-r--r-- | libavformat/rtspdec.c | 4 |
3 files changed, 12 insertions, 1 deletions
diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c index 14111e69fd..2ebf7e0510 100644 --- a/libavformat/rtsp.c +++ b/libavformat/rtsp.c @@ -808,6 +808,10 @@ void ff_rtsp_parse_line(RTSPMessageHeader *reply, const char *buf, p += strspn(p, SPACE_CHARS); if (method && !strcmp(method, "PLAY")) rtsp_parse_rtp_info(rt, p); + } else if (av_stristart(p, "Public:", &p) && rt) { + if (strstr(p, "GET_PARAMETER") && + method && !strcmp(method, "OPTIONS")) + rt->get_parameter_supported = 1; } } diff --git a/libavformat/rtsp.h b/libavformat/rtsp.h index e1f1df990e..ff66502626 100644 --- a/libavformat/rtsp.h +++ b/libavformat/rtsp.h @@ -331,6 +331,11 @@ typedef struct RTSPState { * Polling array for udp */ struct pollfd *p; + + /** + * Whether the server supports the GET_PARAMETER method. + */ + int get_parameter_supported; } RTSPState; /** diff --git a/libavformat/rtspdec.c b/libavformat/rtspdec.c index 866f313d10..ccfc4d8e27 100644 --- a/libavformat/rtspdec.c +++ b/libavformat/rtspdec.c @@ -341,7 +341,9 @@ retry: /* send dummy request to keep TCP connection alive */ if ((av_gettime() - rt->last_cmd_time) / 1000000 >= rt->timeout / 2) { - if (rt->server_type != RTSP_SERVER_REAL) { + if (rt->server_type == RTSP_SERVER_WMS || + (rt->server_type != RTSP_SERVER_REAL && + rt->get_parameter_supported)) { ff_rtsp_send_cmd_async(s, "GET_PARAMETER", rt->control_uri, NULL); } else { ff_rtsp_send_cmd_async(s, "OPTIONS", "*", NULL); |