diff options
| -rw-r--r-- | libavformat/rtsp.c | 18 | ||||
| -rw-r--r-- | libavformat/rtsp.h | 1 |
2 files changed, 19 insertions, 0 deletions
diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c index 29ef403a27..7217640e24 100644 --- a/libavformat/rtsp.c +++ b/libavformat/rtsp.c @@ -495,6 +495,22 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1, p += strspn(p, SPACE_CHARS); if (av_strstart(p, "inline:", &p)) get_word(rtsp_st->crypto_params, sizeof(rtsp_st->crypto_params), &p); + } else if (av_strstart(p, "source-filter:", &p) && s->nb_streams > 0) { + get_word(buf1, sizeof(buf1), &p); + if (strcmp(buf1, "incl")) + return; + + get_word(buf1, sizeof(buf1), &p); + if (strcmp(buf1, "IN") != 0) + return; + get_word(buf1, sizeof(buf1), &p); + if (strcmp(buf1, "IP4") && strcmp(buf1, "IP6")) + return; + // not checking that the destination address actually matches + get_word(buf1, sizeof(buf1), &p); + + rtsp_st = rt->rtsp_streams[rt->nb_rtsp_streams - 1]; + get_word(rtsp_st->source_addr, sizeof(rtsp_st->source_addr), &p); } else { if (rt->server_type == RTSP_SERVER_WMS) ff_wms_parse_sdp_a_line(s, p); @@ -2085,6 +2101,8 @@ static int sdp_read_header(AVFormatContext *s) "?localport=%d&ttl=%d&connect=%d", rtsp_st->sdp_port, rtsp_st->sdp_ttl, rt->rtsp_flags & RTSP_FLAG_FILTER_SRC ? 1 : 0); + if (rtsp_st->source_addr[0]) + av_strlcatf(url, sizeof(url), "&sources=%s", rtsp_st->source_addr); if (ffurl_open(&rtsp_st->rtp_handle, url, AVIO_FLAG_READ_WRITE, &s->interrupt_callback, NULL) < 0) { err = AVERROR_INVALIDDATA; diff --git a/libavformat/rtsp.h b/libavformat/rtsp.h index 44240c1d0f..eff5aa4db7 100644 --- a/libavformat/rtsp.h +++ b/libavformat/rtsp.h @@ -425,6 +425,7 @@ typedef struct RTSPStream { //@{ int sdp_port; /**< port (from SDP content) */ struct sockaddr_storage sdp_ip; /**< IP address (from SDP content) */ + char source_addr[100]; /**< Source-specific multicast source IP address (from SDP content) */ int sdp_ttl; /**< IP Time-To-Live (from SDP content) */ int sdp_payload_type; /**< payload type */ //@} |