Implement support for EOS as used by WMS and other RTSP servers that do not

implement RTCP/bye. See "[PATCH] rtsp.c: EOS support" thread from a few
months back.

Originally committed as revision 19517 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ronald S. Bultje 2009-07-27 14:03:53 +00:00
parent c2f3eec445
commit fccb1770e6
2 changed files with 25 additions and 0 deletions

View File

@ -700,6 +700,9 @@ void rtsp_parse_line(RTSPMessageHeader *reply, const char *buf)
} else if (av_stristart(p, "Server:", &p)) {
skip_spaces(&p);
av_strlcpy(reply->server, p, sizeof(reply->server));
} else if (av_stristart(p, "Notice:", &p) ||
av_stristart(p, "X-Notice:", &p)) {
reply->notice = strtol(p, NULL, 10);
}
}
@ -823,6 +826,17 @@ rtsp_read_reply (AVFormatContext *s, RTSPMessageHeader *reply,
else
av_free(content);
/* EOS */
if (reply->notice == 2101 /* End-of-Stream Reached */ ||
reply->notice == 2104 /* Start-of-Stream Reached */ ||
reply->notice == 2306 /* Continuous Feed Terminated */)
rt->state = RTSP_STATE_IDLE;
else if (reply->notice >= 4400 && reply->notice < 5500)
return AVERROR(EIO); /* data or server error */
else if (reply->notice == 2401 /* Ticket Expired */ ||
(reply->notice >= 5500 && reply->notice < 5600) /* end of term */ )
return AVERROR(EPERM);
return 0;
}
@ -1314,6 +1328,8 @@ static int tcp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
if (ret == 1) /* received '$' */
break;
/* XXX: parse message */
if (rt->state != RTSP_STATE_PLAYING)
return 0;
}
ret = url_read_complete(rt->rtsp_hd, buf, 3);
if (ret != 3)
@ -1399,6 +1415,8 @@ static int udp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
rtsp_read_reply(s, &reply, NULL, 0);
/* XXX: parse message */
if (rt->state != RTSP_STATE_PLAYING)
return 0;
}
}
}
@ -1506,6 +1524,8 @@ static int rtsp_read_packet(AVFormatContext *s,
}
if (len < 0)
return len;
if (len == 0)
return AVERROR_EOF;
if (rt->transport == RTSP_TRANSPORT_RDT)
ret = ff_rdt_parse_packet(rtsp_st->transport_priv, pkt, buf, len);
else

View File

@ -140,6 +140,11 @@ typedef struct RTSPMessageHeader {
* this, sent dummy requests (e.g. OPTIONS) with intervals smaller
* than this value. */
int timeout;
/** The "Notice" or "X-Notice" field value. See
* http://tools.ietf.org/html/draft-stiemerling-rtsp-announce-00
* for a complete list of supported values. */
int notice;
} RTSPMessageHeader;
/**