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Autres articles (49)

  • Creating farms of unique websites

    13 avril 2011, par

    MediaSPIP platforms can be installed as a farm, with a single "core" hosted on a dedicated server and used by multiple websites.
    This allows (among other things) : implementation costs to be shared between several different projects / individuals rapid deployment of multiple unique sites creation of groups of like-minded sites, making it possible to browse media in a more controlled and selective environment than the major "open" (...)

  • List of compatible distributions

    26 avril 2011, par

    The table below is the list of Linux distributions compatible with the automated installation script of MediaSPIP. Distribution nameVersion nameVersion number Debian Squeeze 6.x.x Debian Weezy 7.x.x Debian Jessie 8.x.x Ubuntu The Precise Pangolin 12.04 LTS Ubuntu The Trusty Tahr 14.04
    If you want to help us improve this list, you can provide us access to a machine whose distribution is not mentioned above or send the necessary fixes to add (...)

  • MediaSPIP Core : La Configuration

    9 novembre 2010, par

    MediaSPIP Core fournit par défaut trois pages différentes de configuration (ces pages utilisent le plugin de configuration CFG pour fonctionner) : une page spécifique à la configuration générale du squelettes ; une page spécifique à la configuration de la page d’accueil du site ; une page spécifique à la configuration des secteurs ;
    Il fournit également une page supplémentaire qui n’apparait que lorsque certains plugins sont activés permettant de contrôler l’affichage et les fonctionnalités spécifiques (...)

Sur d’autres sites (3066)

  • Extracting vanc data/frame hexdump from a video file

    23 novembre 2018, par Greasyjoe

    Is it possible to extract line 23 data, which allows signaling of the source (coded image) aspect ratio and the Active Format Descriptor, using ffmpeg ?

    I believe this might be possible in mediainfo but it doesnt have a binary representation option, just strings.

  • Libsourcey : webrtcrecorder.mp4 file is not generated

    5 décembre 2018, par Iranna Pattar

    I am running WebRTC Native Video Recorder demo Application, but webrtcrecorder.mp4 file is not generated. As I have gone through some question and answers but unable to find the answer. I am getting some error

    here is the command of cmake

    cmake .. -DCMAKE_BUILD_TYPE=DEBUG -DBUILD_SHARED_LIBS=OFF     -DBUILD_MODULES=OFF    -DBUILD_APPLICATIONS=OFF \
      -DBUILD_SAMPLES=ON         -DBUILD_TESTS=OFF         -DWITH_WEBRTC=ON -DWITH_FFMPEG=ON    -DBUILD_MODULE_base=ON \
      -DBUILD_MODULE_crypto=ON   -DBUILD_MODULE_http=ON       -DBUILD_MODULE_json=ON               -DBUILD_MODULE_av=ON    \
      -DBUILD_MODULE_net=ON      -DBUILD_MODULE_socketio=ON   -DBUILD_MODULE_symple=ON             -DBUILD_MODULE_stun=ON   \
      -DBUILD_MODULE_turn=ON     -DBUILD_MODULE_util=ON       -DBUILD_MODULE_uv=ON                 -DBUILD_MODULE_webrtc=ON \
      -DBUILD_SAMPLES_webrtc=ON  -DWEBRTC_INCLUDE_DIR=/home/ubuntu/temp/webrtc-22215-ab42706-linux-x64/include \
      -DWEBRTC_LIBRARIES=/home/ubuntu/temp/webrtc-22215-ab42706-linux-x64/lib/ \
      -DWEBRTC_ROOT_DIR=/home/ubuntu/temp/webrtc-22215-ab42706-linux-x64    \
      -DBUILD_MODULE_openssl=ON   -DOPENSSL_ROOT_DIR=/usr/local/ssl     -DOPENSSL_LIBRARIES=/usr/local/ssl/lib/ \
      -DOPENSSL_INCLUDE_DIR=/usr/local/ssl/include/openssl/

    here are the logs of webrtcrecorder :

    Client state changed from Closed to Connecting
    13:31:54 [debug] [application.cpp(104)] Wait for shutdown
    13:31:54 [debug] [signaler.cpp(116)] Client state changed from Connecting to Connected
    13:31:54 [debug] [client.cpp(364)] On handshake: sid=_Wi06W8eF4GdOGn_AAAA, pingInterval=25000, pingTimeout=60000
    13:31:54 [debug] [client.cpp(387)] Peer connected:videorecorder|_Wi06W8eF4GdOGn_AAAA
    13:31:54 [debug] [signaler.cpp(116)] Client state changed from Connected to Online
    13:31:59 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:31:59 [debug] [signaler.cpp(71)] Peer connected: Ivv61MFbOi96l__ZAAAB
    13:31:59 [debug] [client.cpp(387)] Peer connected:demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peer.cpp(130)] Ivv61MFbOi96l__ZAAAB: Receive offer: v=0
    o=- 7392103695987858658 2 IN IP4 127.0.0.1
    s=-
    t=0 0
    a=group:BUNDLE audio video
    a=msid-semantic: WMS je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    m=audio 9 UDP/TLS/RTP/SAVPF 111 103 104 9 0 8 106 105 13 110 112 113 126
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:audio
    a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
    a=sendrecv
    a=rtcp-mux
    a=rtpmap:111 opus/48000/2
    a=rtcp-fb:111 transport-cc
    a=fmtp:111 minptime=10;useinbandfec=1
    a=rtpmap:103 ISAC/16000
    a=rtpmap:104 ISAC/32000
    a=rtpmap:9 G722/8000
    a=rtpmap:0 PCMU/8000
    a=rtpmap:8 PCMA/8000
    a=rtpmap:106 CN/32000
    a=rtpmap:105 CN/16000
    a=rtpmap:13 CN/8000
    a=rtpmap:110 telephone-event/48000
    a=rtpmap:112 telephone-event/32000
    a=rtpmap:113 telephone-event/16000
    a=rtpmap:126 telephone-event/8000
    a=ssrc:1294348972 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:1294348972 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd 30683b54-4aef-4c98-bf11-e9f497eddafd
    a=ssrc:1294348972 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:1294348972 label:30683b54-4aef-4c98-bf11-e9f497eddafd
    m=video 9 UDP/TLS/RTP/SAVPF 96 97 98 99 100 101 102 122 127 121 125 107 108 109 124 120 123 119 114
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:video
    a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
    a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
    a=extmap:4 urn:3gpp:video-orientation
    a=extmap:5 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01
    a=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay
    a=extmap:7 http://www.webrtc.org/experiments/rtp-hdrext/video-content-type
    a=extmap:8 http://www.webrtc.org/experiments/rtp-hdrext/video-timing
    a=sendrecv
    a=rtcp-mux
    a=rtcp-rsize
    a=rtpmap:96 VP8/90000
    a=rtcp-fb:96 goog-remb
    a=rtcp-fb:96 transport-cc
    a=rtcp-fb:96 ccm fir
    a=rtcp-fb:96 nack
    a=rtcp-fb:96 nack pli
    a=rtpmap:97 rtx/90000
    a=fmtp:97 apt=96
    a=rtpmap:98 VP9/90000
    a=rtcp-fb:98 goog-remb
    a=rtcp-fb:98 transport-cc
    a=rtcp-fb:98 ccm fir
    a=rtcp-fb:98 nack
    a=rtcp-fb:98 nack pli
    a=fmtp:98 x-google-profile-id=0
    a=rtpmap:99 rtx/90000
    a=fmtp:99 apt=98
    a=rtpmap:100 H264/90000
    a=rtcp-fb:100 goog-remb
    a=rtcp-fb:100 transport-cc
    a=rtcp-fb:100 ccm fir
    a=rtcp-fb:100 nack
    a=rtcp-fb:100 nack pli
    a=fmtp:100 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42001f
    a=rtpmap:101 rtx/90000
    a=fmtp:101 apt=100
    a=rtpmap:102 H264/90000
    a=rtcp-fb:102 goog-remb
    a=rtcp-fb:102 transport-cc
    a=rtcp-fb:102 ccm fir
    a=rtcp-fb:102 nack
    a=rtcp-fb:102 nack pli
    a=fmtp:102 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42001f
    a=rtpmap:122 rtx/90000
    a=fmtp:122 apt=102
    a=rtpmap:127 H264/90000
    a=rtcp-fb:127 goog-remb
    a=rtcp-fb:127 transport-cc
    a=rtcp-fb:127 ccm fir
    a=rtcp-fb:127 nack
    a=rtcp-fb:127 nack pli
    a=fmtp:127 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
    a=rtpmap:121 rtx/90000
    a=fmtp:121 apt=127
    a=rtpmap:125 H264/90000
    a=rtcp-fb:125 goog-remb
    a=rtcp-fb:125 transport-cc
    a=rtcp-fb:125 ccm fir
    a=rtcp-fb:125 nack
    a=rtcp-fb:125 nack pli
    a=fmtp:125 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42e01f
    a=rtpmap:107 rtx/90000
    a=fmtp:107 apt=125
    a=rtpmap:108 H264/90000
    a=rtcp-fb:108 goog-remb
    a=rtcp-fb:108 transport-cc
    a=rtcp-fb:108 ccm fir
    a=rtcp-fb:108 nack
    a=rtcp-fb:108 nack pli
    a=fmtp:108 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=4d0032
    a=rtpmap:109 rtx/90000
    a=fmtp:109 apt=108
    a=rtpmap:124 H264/90000
    a=rtcp-fb:124 goog-remb
    a=rtcp-fb:124 transport-cc
    a=rtcp-fb:124 ccm fir
    a=rtcp-fb:124 nack
    a=rtcp-fb:124 nack pli
    a=fmtp:124 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=640032
    a=rtpmap:120 rtx/90000
    a=fmtp:120 apt=124
    a=rtpmap:123 red/90000
    a=rtpmap:119 rtx/90000
    a=fmtp:119 apt=123
    a=rtpmap:114 ulpfec/90000
    a=ssrc-group:FID 3747062777 227800175
    a=ssrc:3747062777 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:3747062777 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:3747062777 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:3747062777 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:227800175 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:227800175 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef

    13:32:00 [debug] [peer.cpp(165)] Ivv61MFbOi96l__ZAAAB: On signaling state change: 3
    13:32:00 [debug] [peer.cpp(225)] Ivv61MFbOi96l__ZAAAB: On add stream
    13:32:00 [debug] [signaler.cpp(139)] -------onAddRemotestream---------
    13:32:00 [debug] [peermanager.cpp(64)] Received offer: v=0
    o=- 7392103695987858658 2 IN IP4 127.0.0.1
    s=-
    t=0 0
    a=group:BUNDLE audio video
    a=msid-semantic: WMS je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    m=audio 9 UDP/TLS/RTP/SAVPF 111 103 104 9 0 8 106 105 13 110 112 113 126
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:audio
    a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
    a=sendrecv
    a=rtcp-mux
    a=rtpmap:111 opus/48000/2
    a=rtcp-fb:111 transport-cc
    a=fmtp:111 minptime=10;useinbandfec=1
    a=rtpmap:103 ISAC/16000
    a=rtpmap:104 ISAC/32000
    a=rtpmap:9 G722/8000
    a=rtpmap:0 PCMU/8000
    a=rtpmap:8 PCMA/8000
    a=rtpmap:106 CN/32000
    a=rtpmap:105 CN/16000
    a=rtpmap:13 CN/8000
    a=rtpmap:110 telephone-event/48000
    a=rtpmap:112 telephone-event/32000
    a=rtpmap:113 telephone-event/16000
    a=rtpmap:126 telephone-event/8000
    a=ssrc:1294348972 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:1294348972 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd 30683b54-4aef-4c98-bf11-e9f497eddafd
    a=ssrc:1294348972 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:1294348972 label:30683b54-4aef-4c98-bf11-e9f497eddafd
    m=video 9 UDP/TLS/RTP/SAVPF 96 97 98 99 100 101 102 122 127 121 125 107 108 109 124 120 123 119 114
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:video
    a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
    a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
    a=extmap:4 urn:3gpp:video-orientation
    a=extmap:5 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01
    a=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay
    a=extmap:7 http://www.webrtc.org/experiments/rtp-hdrext/video-content-type
    a=extmap:8 http://www.webrtc.org/experiments/rtp-hdrext/video-timing
    a=sendrecv
    a=rtcp-mux
    a=rtcp-rsize
    a=rtpmap:96 VP8/90000
    a=rtcp-fb:96 goog-remb
    a=rtcp-fb:96 transport-cc
    a=rtcp-fb:96 ccm fir
    a=rtcp-fb:96 nack
    a=rtcp-fb:96 nack pli
    a=rtpmap:97 rtx/90000
    a=fmtp:97 apt=96
    a=rtpmap:98 VP9/90000
    a=rtcp-fb:98 goog-remb
    a=rtcp-fb:98 transport-cc
    a=rtcp-fb:98 ccm fir
    a=rtcp-fb:98 nack
    a=rtcp-fb:98 nack pli
    a=fmtp:98 x-google-profile-id=0
    a=rtpmap:99 rtx/90000
    a=fmtp:99 apt=98
    a=rtpmap:100 H264/90000
    a=rtcp-fb:100 goog-remb
    a=rtcp-fb:100 transport-cc
    a=rtcp-fb:100 ccm fir
    a=rtcp-fb:100 nack
    a=rtcp-fb:100 nack pli
    a=fmtp:100 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42001f
    a=rtpmap:101 rtx/90000
    a=fmtp:101 apt=100
    a=rtpmap:102 H264/90000
    a=rtcp-fb:102 goog-remb
    a=rtcp-fb:102 transport-cc
    a=rtcp-fb:102 ccm fir
    a=rtcp-fb:102 nack
    a=rtcp-fb:102 nack pli
    a=fmtp:102 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42001f
    a=rtpmap:122 rtx/90000
    a=fmtp:122 apt=102
    a=rtpmap:127 H264/90000
    a=rtcp-fb:127 goog-remb
    a=rtcp-fb:127 transport-cc
    a=rtcp-fb:127 ccm fir
    a=rtcp-fb:127 nack
    a=rtcp-fb:127 nack pli
    a=fmtp:127 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
    a=rtpmap:121 rtx/90000
    a=fmtp:121 apt=127
    a=rtpmap:125 H264/90000
    a=rtcp-fb:125 goog-remb
    a=rtcp-fb:125 transport-cc
    a=rtcp-fb:125 ccm fir
    a=rtcp-fb:125 nack
    a=rtcp-fb:125 nack pli
    a=fmtp:125 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42e01f
    a=rtpmap:107 rtx/90000
    a=fmtp:107 apt=125
    a=rtpmap:108 H264/90000
    a=rtcp-fb:108 goog-remb
    a=rtcp-fb:108 transport-cc
    a=rtcp-fb:108 ccm fir
    a=rtcp-fb:108 nack
    a=rtcp-fb:108 nack pli
    a=fmtp:108 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=4d0032
    a=rtpmap:109 rtx/90000
    a=fmtp:109 apt=108
    a=rtpmap:124 H264/90000
    a=rtcp-fb:124 goog-remb
    a=rtcp-fb:124 transport-cc
    a=rtcp-fb:124 ccm fir
    a=rtcp-fb:124 nack
    a=rtcp-fb:124 nack pli
    a=fmtp:124 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=640032
    a=rtpmap:120 rtx/90000
    a=fmtp:120 apt=124
    a=rtpmap:123 red/90000
    a=rtpmap:119 rtx/90000
    a=fmtp:119 apt=123
    a=rtpmap:114 ulpfec/90000
    a=ssrc-group:FID 3747062777 227800175
    a=ssrc:3747062777 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:3747062777 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:3747062777 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:3747062777 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:227800175 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:227800175 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef

    13:32:00 [debug] [peer.cpp(329)] On SDP parse success
    13:32:00 [debug] [peer.cpp(255)] Ivv61MFbOi96l__ZAAAB: Set local description
    13:32:00 [debug] [peer.cpp(165)] Ivv61MFbOi96l__ZAAAB: On signaling state change: 0
    13:32:00 [debug] [peer.cpp(329)] On SDP parse success
    13:32:00 [debug] [peer.cpp(191)] Ivv61MFbOi96l__ZAAAB: On ICE gathering change: 1
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:2999745851 1 udp 2122260223 192.168.56.1 60548 typ host generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [peer.cpp(185)] Ivv61MFbOi96l__ZAAAB: On ICE connection change: 1
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:564218470 1 udp 2122194687 100.64.100.204 60549 typ host generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:2999745851 1 udp 2122260223 192.168.56.1 60550 typ host generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:564218470 1 udp 2122194687 100.64.100.204 60551 typ host generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:00 [debug] [peer.cpp(191)] Ivv61MFbOi96l__ZAAAB: On ICE gathering change: 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:4233069003 1 tcp 1518280447 192.168.56.1 9 typ host tcptype active generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:1864545942 1 tcp 1518214911 100.64.100.204 9 typ host tcptype active generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:4233069003 1 tcp 1518280447 192.168.56.1 9 typ host tcptype active generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:1864545942 1 tcp 1518214911 100.64.100.204 9 typ host tcptype active generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:15 [debug] [peer.cpp(185)] Ivv61MFbOi96l__ZAAAB: On ICE connection change: 4```

    Error :

    [libx264 @ 0x7f415c001600] invalid level_idc: 8
    12:00:14 [error] [multiplexencoder.cpp(153)] Error: Cannot open the video codec: Generic error in an external library
    12:00:14 [error] [streamrecorder.cpp(87)] Failed to init encoder: std::exception

    How to resolve this error ?

  • Libsourcey : webrtcrecorder.mp4 file is not generated

    5 décembre 2018, par Iranna Pattar

    I am running WebRTC Native Video Recorder demo Application, but webrtcrecorder.mp4 file is not generated. As I have gone through some question and answers but unable to find the answer. I am getting some error

    here is the command of cmake

    cmake .. -DCMAKE_BUILD_TYPE=DEBUG -DBUILD_SHARED_LIBS=OFF     -DBUILD_MODULES=OFF    -DBUILD_APPLICATIONS=OFF \
      -DBUILD_SAMPLES=ON         -DBUILD_TESTS=OFF         -DWITH_WEBRTC=ON -DWITH_FFMPEG=ON    -DBUILD_MODULE_base=ON \
      -DBUILD_MODULE_crypto=ON   -DBUILD_MODULE_http=ON       -DBUILD_MODULE_json=ON               -DBUILD_MODULE_av=ON    \
      -DBUILD_MODULE_net=ON      -DBUILD_MODULE_socketio=ON   -DBUILD_MODULE_symple=ON             -DBUILD_MODULE_stun=ON   \
      -DBUILD_MODULE_turn=ON     -DBUILD_MODULE_util=ON       -DBUILD_MODULE_uv=ON                 -DBUILD_MODULE_webrtc=ON \
      -DBUILD_SAMPLES_webrtc=ON  -DWEBRTC_INCLUDE_DIR=/home/ubuntu/temp/webrtc-22215-ab42706-linux-x64/include \
      -DWEBRTC_LIBRARIES=/home/ubuntu/temp/webrtc-22215-ab42706-linux-x64/lib/ \
      -DWEBRTC_ROOT_DIR=/home/ubuntu/temp/webrtc-22215-ab42706-linux-x64    \
      -DBUILD_MODULE_openssl=ON   -DOPENSSL_ROOT_DIR=/usr/local/ssl     -DOPENSSL_LIBRARIES=/usr/local/ssl/lib/ \
      -DOPENSSL_INCLUDE_DIR=/usr/local/ssl/include/openssl/

    here are the logs of webrtcrecorder :

    Client state changed from Closed to Connecting
    13:31:54 [debug] [application.cpp(104)] Wait for shutdown
    13:31:54 [debug] [signaler.cpp(116)] Client state changed from Connecting to Connected
    13:31:54 [debug] [client.cpp(364)] On handshake: sid=_Wi06W8eF4GdOGn_AAAA, pingInterval=25000, pingTimeout=60000
    13:31:54 [debug] [client.cpp(387)] Peer connected:videorecorder|_Wi06W8eF4GdOGn_AAAA
    13:31:54 [debug] [signaler.cpp(116)] Client state changed from Connected to Online
    13:31:59 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:31:59 [debug] [signaler.cpp(71)] Peer connected: Ivv61MFbOi96l__ZAAAB
    13:31:59 [debug] [client.cpp(387)] Peer connected:demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peer.cpp(130)] Ivv61MFbOi96l__ZAAAB: Receive offer: v=0
    o=- 7392103695987858658 2 IN IP4 127.0.0.1
    s=-
    t=0 0
    a=group:BUNDLE audio video
    a=msid-semantic: WMS je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    m=audio 9 UDP/TLS/RTP/SAVPF 111 103 104 9 0 8 106 105 13 110 112 113 126
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:audio
    a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
    a=sendrecv
    a=rtcp-mux
    a=rtpmap:111 opus/48000/2
    a=rtcp-fb:111 transport-cc
    a=fmtp:111 minptime=10;useinbandfec=1
    a=rtpmap:103 ISAC/16000
    a=rtpmap:104 ISAC/32000
    a=rtpmap:9 G722/8000
    a=rtpmap:0 PCMU/8000
    a=rtpmap:8 PCMA/8000
    a=rtpmap:106 CN/32000
    a=rtpmap:105 CN/16000
    a=rtpmap:13 CN/8000
    a=rtpmap:110 telephone-event/48000
    a=rtpmap:112 telephone-event/32000
    a=rtpmap:113 telephone-event/16000
    a=rtpmap:126 telephone-event/8000
    a=ssrc:1294348972 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:1294348972 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd 30683b54-4aef-4c98-bf11-e9f497eddafd
    a=ssrc:1294348972 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:1294348972 label:30683b54-4aef-4c98-bf11-e9f497eddafd
    m=video 9 UDP/TLS/RTP/SAVPF 96 97 98 99 100 101 102 122 127 121 125 107 108 109 124 120 123 119 114
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:video
    a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
    a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
    a=extmap:4 urn:3gpp:video-orientation
    a=extmap:5 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01
    a=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay
    a=extmap:7 http://www.webrtc.org/experiments/rtp-hdrext/video-content-type
    a=extmap:8 http://www.webrtc.org/experiments/rtp-hdrext/video-timing
    a=sendrecv
    a=rtcp-mux
    a=rtcp-rsize
    a=rtpmap:96 VP8/90000
    a=rtcp-fb:96 goog-remb
    a=rtcp-fb:96 transport-cc
    a=rtcp-fb:96 ccm fir
    a=rtcp-fb:96 nack
    a=rtcp-fb:96 nack pli
    a=rtpmap:97 rtx/90000
    a=fmtp:97 apt=96
    a=rtpmap:98 VP9/90000
    a=rtcp-fb:98 goog-remb
    a=rtcp-fb:98 transport-cc
    a=rtcp-fb:98 ccm fir
    a=rtcp-fb:98 nack
    a=rtcp-fb:98 nack pli
    a=fmtp:98 x-google-profile-id=0
    a=rtpmap:99 rtx/90000
    a=fmtp:99 apt=98
    a=rtpmap:100 H264/90000
    a=rtcp-fb:100 goog-remb
    a=rtcp-fb:100 transport-cc
    a=rtcp-fb:100 ccm fir
    a=rtcp-fb:100 nack
    a=rtcp-fb:100 nack pli
    a=fmtp:100 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42001f
    a=rtpmap:101 rtx/90000
    a=fmtp:101 apt=100
    a=rtpmap:102 H264/90000
    a=rtcp-fb:102 goog-remb
    a=rtcp-fb:102 transport-cc
    a=rtcp-fb:102 ccm fir
    a=rtcp-fb:102 nack
    a=rtcp-fb:102 nack pli
    a=fmtp:102 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42001f
    a=rtpmap:122 rtx/90000
    a=fmtp:122 apt=102
    a=rtpmap:127 H264/90000
    a=rtcp-fb:127 goog-remb
    a=rtcp-fb:127 transport-cc
    a=rtcp-fb:127 ccm fir
    a=rtcp-fb:127 nack
    a=rtcp-fb:127 nack pli
    a=fmtp:127 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
    a=rtpmap:121 rtx/90000
    a=fmtp:121 apt=127
    a=rtpmap:125 H264/90000
    a=rtcp-fb:125 goog-remb
    a=rtcp-fb:125 transport-cc
    a=rtcp-fb:125 ccm fir
    a=rtcp-fb:125 nack
    a=rtcp-fb:125 nack pli
    a=fmtp:125 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42e01f
    a=rtpmap:107 rtx/90000
    a=fmtp:107 apt=125
    a=rtpmap:108 H264/90000
    a=rtcp-fb:108 goog-remb
    a=rtcp-fb:108 transport-cc
    a=rtcp-fb:108 ccm fir
    a=rtcp-fb:108 nack
    a=rtcp-fb:108 nack pli
    a=fmtp:108 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=4d0032
    a=rtpmap:109 rtx/90000
    a=fmtp:109 apt=108
    a=rtpmap:124 H264/90000
    a=rtcp-fb:124 goog-remb
    a=rtcp-fb:124 transport-cc
    a=rtcp-fb:124 ccm fir
    a=rtcp-fb:124 nack
    a=rtcp-fb:124 nack pli
    a=fmtp:124 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=640032
    a=rtpmap:120 rtx/90000
    a=fmtp:120 apt=124
    a=rtpmap:123 red/90000
    a=rtpmap:119 rtx/90000
    a=fmtp:119 apt=123
    a=rtpmap:114 ulpfec/90000
    a=ssrc-group:FID 3747062777 227800175
    a=ssrc:3747062777 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:3747062777 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:3747062777 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:3747062777 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:227800175 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:227800175 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef

    13:32:00 [debug] [peer.cpp(165)] Ivv61MFbOi96l__ZAAAB: On signaling state change: 3
    13:32:00 [debug] [peer.cpp(225)] Ivv61MFbOi96l__ZAAAB: On add stream
    13:32:00 [debug] [signaler.cpp(139)] -------onAddRemotestream---------
    13:32:00 [debug] [peermanager.cpp(64)] Received offer: v=0
    o=- 7392103695987858658 2 IN IP4 127.0.0.1
    s=-
    t=0 0
    a=group:BUNDLE audio video
    a=msid-semantic: WMS je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    m=audio 9 UDP/TLS/RTP/SAVPF 111 103 104 9 0 8 106 105 13 110 112 113 126
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:audio
    a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
    a=sendrecv
    a=rtcp-mux
    a=rtpmap:111 opus/48000/2
    a=rtcp-fb:111 transport-cc
    a=fmtp:111 minptime=10;useinbandfec=1
    a=rtpmap:103 ISAC/16000
    a=rtpmap:104 ISAC/32000
    a=rtpmap:9 G722/8000
    a=rtpmap:0 PCMU/8000
    a=rtpmap:8 PCMA/8000
    a=rtpmap:106 CN/32000
    a=rtpmap:105 CN/16000
    a=rtpmap:13 CN/8000
    a=rtpmap:110 telephone-event/48000
    a=rtpmap:112 telephone-event/32000
    a=rtpmap:113 telephone-event/16000
    a=rtpmap:126 telephone-event/8000
    a=ssrc:1294348972 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:1294348972 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd 30683b54-4aef-4c98-bf11-e9f497eddafd
    a=ssrc:1294348972 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:1294348972 label:30683b54-4aef-4c98-bf11-e9f497eddafd
    m=video 9 UDP/TLS/RTP/SAVPF 96 97 98 99 100 101 102 122 127 121 125 107 108 109 124 120 123 119 114
    c=IN IP4 0.0.0.0
    a=rtcp:9 IN IP4 0.0.0.0
    a=ice-ufrag:ICgM
    a=ice-pwd:hruHw+Fgaswb+slJ3/eE3Yad
    a=ice-options:trickle
    a=fingerprint:sha-256 B3:30:19:FA:91:57:CE:2B:7D:60:C4:16:27:FE:8E:CB:76:57:31:C6:75:72:72:87:36:C4:8E:30:91:01:27:D8
    a=setup:actpass
    a=mid:video
    a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
    a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
    a=extmap:4 urn:3gpp:video-orientation
    a=extmap:5 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01
    a=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay
    a=extmap:7 http://www.webrtc.org/experiments/rtp-hdrext/video-content-type
    a=extmap:8 http://www.webrtc.org/experiments/rtp-hdrext/video-timing
    a=sendrecv
    a=rtcp-mux
    a=rtcp-rsize
    a=rtpmap:96 VP8/90000
    a=rtcp-fb:96 goog-remb
    a=rtcp-fb:96 transport-cc
    a=rtcp-fb:96 ccm fir
    a=rtcp-fb:96 nack
    a=rtcp-fb:96 nack pli
    a=rtpmap:97 rtx/90000
    a=fmtp:97 apt=96
    a=rtpmap:98 VP9/90000
    a=rtcp-fb:98 goog-remb
    a=rtcp-fb:98 transport-cc
    a=rtcp-fb:98 ccm fir
    a=rtcp-fb:98 nack
    a=rtcp-fb:98 nack pli
    a=fmtp:98 x-google-profile-id=0
    a=rtpmap:99 rtx/90000
    a=fmtp:99 apt=98
    a=rtpmap:100 H264/90000
    a=rtcp-fb:100 goog-remb
    a=rtcp-fb:100 transport-cc
    a=rtcp-fb:100 ccm fir
    a=rtcp-fb:100 nack
    a=rtcp-fb:100 nack pli
    a=fmtp:100 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42001f
    a=rtpmap:101 rtx/90000
    a=fmtp:101 apt=100
    a=rtpmap:102 H264/90000
    a=rtcp-fb:102 goog-remb
    a=rtcp-fb:102 transport-cc
    a=rtcp-fb:102 ccm fir
    a=rtcp-fb:102 nack
    a=rtcp-fb:102 nack pli
    a=fmtp:102 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42001f
    a=rtpmap:122 rtx/90000
    a=fmtp:122 apt=102
    a=rtpmap:127 H264/90000
    a=rtcp-fb:127 goog-remb
    a=rtcp-fb:127 transport-cc
    a=rtcp-fb:127 ccm fir
    a=rtcp-fb:127 nack
    a=rtcp-fb:127 nack pli
    a=fmtp:127 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42e01f
    a=rtpmap:121 rtx/90000
    a=fmtp:121 apt=127
    a=rtpmap:125 H264/90000
    a=rtcp-fb:125 goog-remb
    a=rtcp-fb:125 transport-cc
    a=rtcp-fb:125 ccm fir
    a=rtcp-fb:125 nack
    a=rtcp-fb:125 nack pli
    a=fmtp:125 level-asymmetry-allowed=1;packetization-mode=0;profile-level-id=42e01f
    a=rtpmap:107 rtx/90000
    a=fmtp:107 apt=125
    a=rtpmap:108 H264/90000
    a=rtcp-fb:108 goog-remb
    a=rtcp-fb:108 transport-cc
    a=rtcp-fb:108 ccm fir
    a=rtcp-fb:108 nack
    a=rtcp-fb:108 nack pli
    a=fmtp:108 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=4d0032
    a=rtpmap:109 rtx/90000
    a=fmtp:109 apt=108
    a=rtpmap:124 H264/90000
    a=rtcp-fb:124 goog-remb
    a=rtcp-fb:124 transport-cc
    a=rtcp-fb:124 ccm fir
    a=rtcp-fb:124 nack
    a=rtcp-fb:124 nack pli
    a=fmtp:124 level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=640032
    a=rtpmap:120 rtx/90000
    a=fmtp:120 apt=124
    a=rtpmap:123 red/90000
    a=rtpmap:119 rtx/90000
    a=fmtp:119 apt=123
    a=rtpmap:114 ulpfec/90000
    a=ssrc-group:FID 3747062777 227800175
    a=ssrc:3747062777 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:3747062777 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:3747062777 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:3747062777 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 cname:G/WgJ3Ijh9QR84NI
    a=ssrc:227800175 msid:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd e64ec0a4-3603-40d3-a6c6-01c5e60c79ef
    a=ssrc:227800175 mslabel:je7s7e9RhWY3cMVjVn8y0ipyOgJnTgu1bMYd
    a=ssrc:227800175 label:e64ec0a4-3603-40d3-a6c6-01c5e60c79ef

    13:32:00 [debug] [peer.cpp(329)] On SDP parse success
    13:32:00 [debug] [peer.cpp(255)] Ivv61MFbOi96l__ZAAAB: Set local description
    13:32:00 [debug] [peer.cpp(165)] Ivv61MFbOi96l__ZAAAB: On signaling state change: 0
    13:32:00 [debug] [peer.cpp(329)] On SDP parse success
    13:32:00 [debug] [peer.cpp(191)] Ivv61MFbOi96l__ZAAAB: On ICE gathering change: 1
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:2999745851 1 udp 2122260223 192.168.56.1 60548 typ host generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [peer.cpp(185)] Ivv61MFbOi96l__ZAAAB: On ICE connection change: 1
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:564218470 1 udp 2122194687 100.64.100.204 60549 typ host generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:2999745851 1 udp 2122260223 192.168.56.1 60550 typ host generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:564218470 1 udp 2122194687 100.64.100.204 60551 typ host generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:00 [debug] [peer.cpp(191)] Ivv61MFbOi96l__ZAAAB: On ICE gathering change: 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:4233069003 1 tcp 1518280447 192.168.56.1 9 typ host tcptype active generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:1864545942 1 tcp 1518214911 100.64.100.204 9 typ host tcptype active generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:4233069003 1 tcp 1518280447 192.168.56.1 9 typ host tcptype active generation 0 ufrag ICgM network-id 2
    13:32:00 [debug] [signaler.cpp(89)] Peer message: demo|Ivv61MFbOi96l__ZAAAB
    13:32:00 [debug] [peermanager.cpp(85)] Received candidate: candidate:1864545942 1 tcp 1518214911 100.64.100.204 9 typ host tcptype active generation 0 ufrag ICgM network-id 1 network-cost 10
    13:32:15 [debug] [peer.cpp(185)] Ivv61MFbOi96l__ZAAAB: On ICE connection change: 4```

    Error :

    [libx264 @ 0x7f415c001600] invalid level_idc: 8
    12:00:14 [error] [multiplexencoder.cpp(153)] Error: Cannot open the video codec: Generic error in an external library
    12:00:14 [error] [streamrecorder.cpp(87)] Failed to init encoder: std::exception

    How to resolve this error ?