[Bug 650646] New: rtspsrc doesn't connects by multicast

GStreamer (bugzilla.gnome.org) bugzilla at gnome.org
Fri May 20 00:59:09 PDT 2011


https://bugzilla.gnome.org/show_bug.cgi?id=650646
  GStreamer | gst-plugins | 0.10.28

           Summary: rtspsrc doesn't connects by multicast
    Classification: Platform
           Product: GStreamer
           Version: 0.10.28
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: xxxiter at rambler.ru
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


After successful 'DESCRIBE' query rtspsrc sends 'SETUP' query which tunes up
unicast instead of multicast although camera said multicast address
'228.5.6.1':

########
$ gst-launch-0.10 rtspsrc location=rtsp://192.168.0.101:7070 debug=true !
fakesink
Установка конвейера в состояние PAUSED...
RTSP request message 0xbfa8fa94
 request line:
   method: 'OPTIONS'
   uri:    'rtsp://192.168.0.101:7070/'
   version: '1.0'
 headers:
   key: 'User-Agent', value: 'RealMedia Player Version 6.0.9.1235
(linux-2.0-libc6-i386-gcc2.95)'
   key: 'ClientChallenge', value: '9e26d33f2984236010ef6253fb1887f7'
   key: 'CompanyID', value: 'KnKV4M4I/B2FjJ1TToLycw=='
   key: 'GUID', value: '00000000-0000-0000-0000-000000000000'
   key: 'RegionData', value: '0'
   key: 'PlayerStarttime', value: '[28/03/2003:22:50:23 00:00]'
   key: 'ClientID', value: 'Linux_2.4_6.0.9.1235_play32_RN01_EN_586'
 body:
RTSP response message 0xbfa8fa78
 status line:
   code:   '200'
   reason: 'OK'
   version: '1.0'
 headers:
   key: 'CSeq', value: '1'
   key: 'Date', value: 'Thu, Jan 01 2004 15:36:01 GMT'
   key: 'Public', value: 'OPTIONS'
   key: 'Public', value: 'DESCRIBE'
   key: 'Public', value: 'SETUP'
   key: 'Public', value: 'PLAY'
   key: 'Public', value: 'TEARDOWN'
 body: length 0
RTSP request message 0xbfa8fa94
 request line:
   method: 'DESCRIBE'
   uri:    'rtsp://192.168.0.101:7070/'
   version: '1.0'
 headers:
   key: 'Accept', value: 'application/sdp'
 body:
RTSP response message 0xbfa8fa78
 status line:
   code:   '200'
   reason: 'OK'
   version: '1.0'
 headers:
   key: 'CSeq', value: '2'
   key: 'Date', value: 'Thu, Jan 01 2004 15:36:01 GMT'
   key: 'Content-Base', value: 'rtsp://192.168.0.101:7070/'
   key: 'Content-Type', value: 'application/sdp'
   key: 'Content-Length', value: '279'
 body: length 280
00000000 (0x93de9f8): 76 3d 30 0d 0a 6f 3d 2d 20 31 30 37 32 39 37 31  v=0..o=-
1072971
00000010 (0x93dea08): 33 36 31 30 30 36 39 30 30 30 30 20 31 20 49 4e 
36100690000 1 IN
00000020 (0x93dea18): 20 49 50 34 20 32 32 38 2e 35 2e 36 2e 31 0d 0a   IP4
228.5.6.1..
00000030 (0x93dea28): 73 3d 53 65 73 73 69 6f 6e 20 73 74 72 65 61 6d 
s=Session stream
00000040 (0x93dea38): 65 64 20 62 79 20 52 54 50 2f 52 54 53 50 20 73  ed by
RTP/RTSP s
00000050 (0x93dea48): 65 72 76 65 72 0d 0a 69 3d 49 50 20 45 6e 63 6f 
erver..i=IP Enco
00000060 (0x93dea58): 64 65 72 20 52 54 50 20 73 74 72 65 61 6d 65 72  der RTP
streamer
00000070 (0x93dea68): 0d 0a 74 3d 30 20 30 0d 0a 61 3d 74 6f 6f 6c 3a  ..t=0
0..a=tool:
00000080 (0x93dea78): 49 50 20 45 6e 63 6f 64 65 72 20 52 54 50 20 73  IP
Encoder RTP s
00000090 (0x93dea88): 74 72 65 61 6d 65 72 20 56 32 30 30 39 2e 30 32  treamer
V2009.02
000000a0 (0x93dea98): 2e 30 35 0d 0a 61 3d 74 79 70 65 3a 62 72 6f 61 
.05..a=type:broa
000000b0 (0x93deaa8): 64 63 61 73 74 0d 0a 61 3d 63 6f 6e 74 72 6f 6c 
dcast..a=control
000000c0 (0x93deab8): 3a 2a 0d 0a 61 3d 72 61 6e 67 65 3a 6e 70 74 3d 
:*..a=range:npt=
000000d0 (0x93deac8): 6e 6f 77 2d 0d 0a 6d 3d 76 69 64 65 6f 20 35 30 
now-..m=video 50
000000e0 (0x93dead8): 30 30 20 52 54 50 2f 41 56 50 20 32 36 0d 0a 63  00
RTP/AVP 26..c
000000f0 (0x93deae8): 3d 49 4e 20 49 50 34 20 32 32 38 2e 35 2e 36 2e  =IN IP4
228.5.6.
00000100 (0x93deaf8): 31 0d 0a 61 3d 63 6f 6e 74 72 6f 6c 3a 74 72 61 
1..a=control:tra
00000110 (0x93deb08): 63 6b 31 0d 0a 0d 0a 00                          ck1..... 
sdp packet 0xbfa8fa18:
 version:       '0'
 origin:
  username:     '-'
  sess_id:      '107297136100690000'
  sess_version: '1'
  nettype:      'IN'
  addrtype:     'IP4'
  addr:         '228.5.6.1'
 session_name:  'Session streamed by RTP/RTSP server'
 information:   'IP Encoder RTP streamer'
 uri:           '(NULL)'
 connection:
  nettype:      '(NULL)'
  addrtype:     '(NULL)'
  address:      '(NULL)'
  ttl:          '0'
  addr_number:  '0'
 key:
  type:         '(NULL)'
  data:         '(NULL)'
 attributes:
  attribute 'tool' : 'IP Encoder RTP streamer V2009.02.05'
  attribute 'type' : 'broadcast'
  attribute 'control' : '*'
  attribute 'range' : 'npt=now-'
 medias:
  media 0:
   media:       'video'
   port:        '5000'
   num_ports:   '4294967295'
   proto:       'RTP/AVP'
   formats:
    format  '26'
   information: '(NULL)'
   connections:
    nettype:      'IN'
    addrtype:     'IP4'
    address:      '228.5.6.1'
    ttl:          '0'
    addr_number:  '0'
   key:
    type:       '(NULL)'
    data:       '(NULL)'
   attributes:
    attribute 'control' : 'track1'
RTSP request message 0xbfa8f944
 request line:
   method: 'SETUP'
   uri:    'rtsp://192.168.0.101:7070/track1'
   version: '1.0'
 headers:
   key: 'Transport', value: 'RTP/AVP/UDP;unicast;client_port=41650-41651'
 body:
RTSP response message 0xbfa8f928
 status line:
   code:   '404'
   reason: 'Stream Not Found'
   version: '1.0'
 headers:
   key: 'CSeq', value: '3'
   key: 'Date', value: 'Thu, Jan 01 2004 15:36:01 GMT'
 body: length 0
ОШИБКА: Конвейер не хочет становиться на паузу.
ОШИБКА: из элемента /GstPipeline:pipeline0/GstRTSPSrc:rtspsrc0: Не удалось
записать в ресурс.
Дополнительная отладочная информация:
gstrtspsrc.c(4563): gst_rtspsrc_setup_streams ():
/GstPipeline:pipeline0/GstRTSPSrc:rtspsrc0:
Error (404): Not Found
Установка конвейера в состояние NULL...
Freeing pipeline ...
########


If I force rtspsrc to use multicast only then rtspsrc sends 'SETUP' query
without 'client_port' field on which camera replies 'Bad Request':

########
RTSP request message 0xbfe73044
 request line:
   method: 'SETUP'
   uri:    'rtsp://192.168.0.101:7070/track1'
   version: '1.0'
 headers:
   key: 'Transport', value: 'RTP/AVP/UDP;multicast'
 body:
RTSP response message 0xbfe73028
 status line:
   code:   '400'
   reason: 'Bad Request'
   version: '1.0'
 headers:
   key: 'Date', value: 'Thu, Jan 01 2004 15:59:40 GMT'
   key: 'Allow', value: 'OPTIONS'
   key: 'Allow', value: 'DESCRIBE'
   key: 'Allow', value: 'SETUP'
   key: 'Allow', value: 'PLAY'
   key: 'Allow', value: 'TEARDOWN'
 body: length 0
########


Here is what VLC (which works with this camera well) sends in similar case:

########
SETUP rtsp://192.168.1.100:7070/track1 RTSP/1.0
CSeq: 4
User-Agent: LibVLC/1.1.9 (LIVE555 Streaming Media v2011.01.06)
Transport: RTP/AVP;multicast;client_port=5000-5001
########

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