From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: mail.toke.dk; spf=pass (mailfrom) smtp.mailfrom=irif.fr (client-ip=2001:660:3301:8000::1:2; helo=korolev.univ-paris7.fr; envelope-from=jch@irif.fr; receiver=) Received: from korolev.univ-paris7.fr (korolev.univ-paris7.fr [IPv6:2001:660:3301:8000::1:2]) by mail.toke.dk (Postfix) with ESMTPS id 14E33828170 for ; Thu, 8 Apr 2021 00:05:39 +0200 (CEST) Received: from mailhub.math.univ-paris-diderot.fr (mailhub.math.univ-paris-diderot.fr [81.194.30.253]) by korolev.univ-paris7.fr (8.14.4/8.14.4/relay1/82085) with ESMTP id 137M5amL005878; Thu, 8 Apr 2021 00:05:36 +0200 Received: from mailhub.math.univ-paris-diderot.fr (localhost [127.0.0.1]) by mailhub.math.univ-paris-diderot.fr (Postfix) with ESMTP id BAF715CBF; Thu, 8 Apr 2021 00:05:36 +0200 (CEST) X-Virus-Scanned: amavisd-new at math.univ-paris-diderot.fr Received: from mailhub.math.univ-paris-diderot.fr ([127.0.0.1]) by mailhub.math.univ-paris-diderot.fr (mailhub.math.univ-paris-diderot.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id PLRlqmP9PmFl; Thu, 8 Apr 2021 00:05:33 +0200 (CEST) Received: from pirx.irif.fr (unknown [78.194.40.74]) (Authenticated sender: jch) by mailhub.math.univ-paris-diderot.fr (Postfix) with ESMTPSA id 509865CBB; Thu, 8 Apr 2021 00:05:33 +0200 (CEST) Date: Thu, 08 Apr 2021 00:05:33 +0200 Message-ID: <87tuohn42a.wl-jch@irif.fr> From: Juliusz Chroboczek To: Alexandre IOOSS In-Reply-To: <87wntdn49u.wl-jch@irif.fr> References: <228e92c1-d1f7-bc6d-4f44-c9cfd28f0096@crans.org> <87zgybsh84.wl-jch@irif.fr> <76e5b62b-ee5b-3117-ea04-368fab0e659b@crans.org> <877dlfrofb.wl-jch@irif.fr> <87wntdn49u.wl-jch@irif.fr> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.1 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (korolev.univ-paris7.fr [194.254.61.138]); Thu, 08 Apr 2021 00:05:36 +0200 (CEST) X-Miltered: at korolev with ID 606E2CB0.000 by Joe's j-chkmail (http : // j-chkmail dot ensmp dot fr)! X-j-chkmail-Enveloppe: 606E2CB0.000 from mailhub.math.univ-paris-diderot.fr/mailhub.math.univ-paris-diderot.fr/null/mailhub.math.univ-paris-diderot.fr/ X-j-chkmail-Score: MSGID : 606E2CB0.000 on korolev.univ-paris7.fr : j-chkmail score : . : R=. U=. O=. B=0.000 -> S=0.000 X-j-chkmail-Status: Ham Message-ID-Hash: 462JSI3CEBGQHDLQOUSJN65XUATQT4Z3 X-Message-ID-Hash: 462JSI3CEBGQHDLQOUSJN65XUATQT4Z3 X-MailFrom: jch@irif.fr X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: galene@lists.galene.org X-Mailman-Version: 3.3.4 Precedence: list Subject: [Galene] Re: Building a streaming gateway for =?iso-8859-1?q?Gal=E8ne?= List-Id: =?utf-8?q?Gal=C3=A8ne_videoconferencing_server_discussion_list?= Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: >> Looking at the Wireshark dump, Gal=E8ne seems also to use "0" as sender >> SSRC, so that might be the issue. I might try to do a dirty hack >> somewhere to confirm this hypothesis. > Gal=E8ne doesn't choose the SSRC -- the SSRC is chosen by the offerer. You can find out the SSRC that Gal=E8ne thinks the offerer has chosen by adding the following line: diff --git a/rtpconn/rtpconn.go b/rtpconn/rtpconn.go index eec5d97..6b7e8cb 100644 --- a/rtpconn/rtpconn.go +++ b/rtpconn/rtpconn.go @@ -509,6 +509,7 @@ func newUpConn(c group.Client, id string, labels map[st= ring]string, offer string up :=3D &rtpUpConnection{id: id, pc: pc, labels: labels} =20 pc.OnTrack(func(remote *webrtc.TrackRemote, receiver *webrtc.RTPRec= eiver) { + log.Println("SSID", remote.SSRC()) up.mu.Lock() =20 mid :=3D getTrackMid(pc, remote)