diff options
| author | Martin Storsjö <martin@martin.st> | 2012-08-08 21:37:47 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2012-08-09 00:25:15 +0300 |
| commit | df8cf076c8627d9240e62187ac98cd88f757353c (patch) | |
| tree | 4bbf9324dcd2cd51179899ad32d630d01e81e48b /libavformat/rtsp.c | |
| parent | c864e461d25e8ad55cefa7f320a6cf17b2666725 (diff) | |
rtsp: Support receiving plain data over UDP without any RTP encapsulation
EvoStream Media Server can serve data in this format, and
VLC/live555 already supports it.
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavformat/rtsp.c')
| -rw-r--r-- | libavformat/rtsp.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c index d25dafacee..e03021bdb6 100644 --- a/libavformat/rtsp.c +++ b/libavformat/rtsp.c @@ -370,7 +370,9 @@ static void sdp_parse_line(AVFormatContext *s, SDPParseState *s1, get_word(buf1, sizeof(buf1), &p); /* port */ rtsp_st->sdp_port = atoi(buf1); - get_word(buf1, sizeof(buf1), &p); /* protocol (ignored) */ + get_word(buf1, sizeof(buf1), &p); /* protocol */ + if (!strcmp(buf1, "udp")) + rt->transport = RTSP_TRANSPORT_RAW; /* XXX: handle list of formats */ get_word(buf1, sizeof(buf1), &p); /* format list */ @@ -563,7 +565,7 @@ void ff_rtsp_undo_setup(AVFormatContext *s) avformat_free_context(rtpctx); } else if (rt->transport == RTSP_TRANSPORT_RDT && CONFIG_RTPDEC) ff_rdt_parse_close(rtsp_st->transport_priv); - else if (CONFIG_RTPDEC) + else if (rt->transport == RTSP_TRANSPORT_RAW && CONFIG_RTPDEC) ff_rtp_parse_close(rtsp_st->transport_priv); } rtsp_st->transport_priv = NULL; @@ -617,6 +619,8 @@ int ff_rtsp_open_transport_ctx(AVFormatContext *s, RTSPStream *rtsp_st) rtsp_st->rtp_handle = NULL; if (ret < 0) return ret; + } else if (rt->transport == RTSP_TRANSPORT_RAW) { + return 0; // Don't need to open any parser here } else if (rt->transport == RTSP_TRANSPORT_RDT && CONFIG_RTPDEC) rtsp_st->transport_priv = ff_rdt_parse_open(s, st->index, rtsp_st->dynamic_protocol_context, @@ -629,7 +633,7 @@ int ff_rtsp_open_transport_ctx(AVFormatContext *s, RTSPStream *rtsp_st) if (!rtsp_st->transport_priv) { return AVERROR(ENOMEM); - } else if (rt->transport != RTSP_TRANSPORT_RDT && CONFIG_RTPDEC) { + } else if (rt->transport == RTSP_TRANSPORT_RTP && CONFIG_RTPDEC) { if (rtsp_st->dynamic_handler) { ff_rtp_parse_set_dynamic_protocol(rtsp_st->transport_priv, rtsp_st->dynamic_protocol_context, @@ -698,6 +702,15 @@ static void rtsp_parse_transport(RTSPMessageHeader *reply, const char *p) get_word_sep(lower_transport, sizeof(lower_transport), "/;,", &p); profile[0] = '\0'; th->transport = RTSP_TRANSPORT_RDT; + } else if (!av_strcasecmp(transport_protocol, "raw")) { + get_word_sep(profile, sizeof(profile), "/;,", &p); + lower_transport[0] = '\0'; + /* raw/raw/<protocol> */ + if (*p == '/') { + get_word_sep(lower_transport, sizeof(lower_transport), + ";,", &p); + } + th->transport = RTSP_TRANSPORT_RAW; } if (!av_strcasecmp(lower_transport, "TCP")) th->lower_transport = RTSP_LOWER_TRANSPORT_TCP; @@ -1187,6 +1200,8 @@ int ff_rtsp_make_setup_request(AVFormatContext *s, const char *host, int port, if (rt->transport == RTSP_TRANSPORT_RDT) trans_pref = "x-pn-tng"; + else if (rt->transport == RTSP_TRANSPORT_RAW) + trans_pref = "RAW/RAW"; else trans_pref = "RTP/AVP"; @@ -1822,7 +1837,7 @@ int ff_rtsp_fetch_packet(AVFormatContext *s, AVPacket *pkt) return AVERROR_EOF; if (rt->transport == RTSP_TRANSPORT_RDT) { ret = ff_rdt_parse_packet(rtsp_st->transport_priv, pkt, &rt->recvbuf, len); - } else { + } else if (rt->transport == RTSP_TRANSPORT_RTP) { ret = ff_rtp_parse_packet(rtsp_st->transport_priv, pkt, &rt->recvbuf, len); if (ret < 0) { /* Either bad packet, or a RTCP packet. Check if the @@ -1861,6 +1876,8 @@ int ff_rtsp_fetch_packet(AVFormatContext *s, AVPacket *pkt) return AVERROR_EOF; } } + } else { + return AVERROR_INVALIDDATA; } end: if (ret < 0) |