<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi,<div class=""><br class=""></div><div class="">It is maybe due to that webrtcbin doesn't support mDNS ice candidates:</div><div class=""><a href="https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/1139" class="">https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/1139</a></div><div class=""><br class=""></div><div class="">It was solved in 1.17.90 release, in the meantime you can disable mDNS in chrome (but it will be removed in future as already removed for other browsers).</div><div class=""><br class=""></div><div class="">First you need to enable:</div><div class=""><a href="chrome://flags/#temporary-unexpire-flags-m85" class="">chrome://flags/#temporary-unexpire-flags-m85</a></div><div class=""><br class=""></div><div class="">After setting it this will be visible:<br class=""><a href="chrome://flags/#enable-webrtc-hide-local-ips-with-mdns" class="">chrome://flags/#enable-webrtc-hide-local-ips-with-mdns</a></div><div class="">and here you need to disable "Anonymize local IPs exposed by WebRTC.".</div><div class=""><br class=""></div><div class="">But webrtc is a complex beast so it can be any other thing, but its worth try these flags and if it is working then you can test is you have this issue or not.</div><div class=""><br class=""></div><div class="">Bests,</div><div class="">Peter</div><div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 2020. Dec 9., at 13:34, Jon Lovewell <<a href="mailto:jon@csoftware.co.uk" class="">jon@csoftware.co.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">All<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">I am having problems getting the C# version of the WebRtc SendRecv example to work.<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">I can see both peers connecting to the signaling server and message exchanges taking place but no audio/video ever gets transmitted to the browser.<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">I believe the issue comes down to the ICE candidate message being sent from the browser, please see the log entries below (they are consecutive).<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">0:00:01.319596700 38484 05E13C30 LOG webrtcbin gstwebrtcbin.c:2993:_add_ice_candidate:<sendrecv> adding ICE candidate with mline:0, a=candidate:2589271750 1 udp 2113937151 9228adfe-2557-45a9-bd35-679d37fe1234.local 49755 typ host generation 0 ufrag +uGI network-cost 999<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">0:00:01.319641700 38484 05E13C30 WARN webrtcice gstwebrtcice.c:622:gst_webrtc_ice_add_candidate:<webrtcice0> Could not parse candidate 'a=candidate:2589271750 1 udp 2113937151 9228adfe-2557-45a9-bd35-679d37fe1234.local 49755 typ host generation 0 ufrag +uGI network-cost 999'<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">I am using GStreamer V 1.16.2 and GstSharp V 1.16.0. The OS is Windows 10 64 bit. All the software is running on a single machine using localhost. Log Level set to *:3,webrtc*:9,dtls*:9<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">Very grateful for any help or assistance.<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">Kind Regards<o:p class=""></o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span lang="EN-US" class="">Jon<o:p class=""></o:p></span></div></div><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">_______________________________________________</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">gstreamer-devel mailing list</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><a href="mailto:gstreamer-devel@lists.freedesktop.org" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">gstreamer-devel@lists.freedesktop.org</a><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a></div></blockquote></div><br class=""></div></body></html>