diff options
| author | Joshua Kordani <jkordani@lsa2.com> | 2014-06-17 02:49:46 +0200 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2014-06-18 22:03:40 +0200 |
| commit | c385313d2590fd26e26bb9bdacddef78162ab490 (patch) | |
| tree | f977aad2ae1dd3a428f3cdcfd5b75174e9300052 /libavformat | |
| parent | c9c1e00f95350e7a36b0d05a03939c7f6438e371 (diff) | |
| download | ffmpeg-c385313d2590fd26e26bb9bdacddef78162ab490.tar.gz | |
rtsp: Support misordered fmtp rtpmap
Issue present in Avigilon IP cameras.
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/rtsp.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c index adea3c6eda..23d7da1b1b 100644 --- a/libavformat/rtsp.c +++ b/libavformat/rtsp.c @@ -292,6 +292,9 @@ typedef struct SDPParseState { struct RTSPSource **default_include_source_addrs; /**< Source-specific multicast include source IP address (from SDP content) */ int nb_default_exclude_source_addrs; /**< Number of source-specific multicast exclude source IP address (from SDP content) */ struct RTSPSource **default_exclude_source_addrs; /**< Source-specific multicast exclude source IP address (from SDP content) */ + int seen_rtpmap; + int seen_fmtp; + char delayed_fmtp[2048]; } SDPParseState; static void copy_default_source_addrs(struct RTSPSource **addrs, int count, @@ -381,7 +384,9 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1, break; case 'm': /* new stream */ - s1->skip_media = 0; + s1->skip_media = 0; + s1->seen_fmtp = 0; + s1->seen_rtpmap = 0; codec_type = AVMEDIA_TYPE_UNKNOWN; get_word(st_type, sizeof(st_type), &p); if (!strcmp(st_type, "audio")) { @@ -504,13 +509,21 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1, st = s->streams[rtsp_st->stream_index]; sdp_parse_rtpmap(s, st, rtsp_st, payload_type, p); } + s1->seen_rtpmap = 1; + if (s1->seen_fmtp) { + parse_fmtp(s, rt, payload_type, s1->delayed_fmtp); + } } else if (av_strstart(p, "fmtp:", &p) || av_strstart(p, "framesize:", &p)) { - /* NOTE: fmtp is only supported AFTER the 'a=rtpmap:xxx' tag */ // let dynamic protocol handlers have a stab at the line. get_word(buf1, sizeof(buf1), &p); payload_type = atoi(buf1); - parse_fmtp(s, rt, payload_type, buf); + if (s1->seen_rtpmap) { + parse_fmtp(s, rt, payload_type, buf); + } else { + s1->seen_fmtp = 1; + av_strlcpy(s1->delayed_fmtp, buf, sizeof(s1->delayed_fmtp)); + } } else if (av_strstart(p, "range:", &p)) { int64_t start, end; |