[Freeswitch-users] Video with mod_conference

[Adam Ben-Ayoun]

Would using mod_verto with v1.4 make any difference?

On 10 April 2015 at 22:39, Michael Jerris <mike at jerris.com> wrote:

> These features are significantly better in the upcoming 1.6 version.  Keep
> an eye out for upcoming announcements on that.  I would not expect the
> video features to be very stable in 1.4 except for point to point
> passthrough with no transcoding.
>
>
> > On Apr 9, 2015, at 11:30 AM, Adam Ben-Ayoun <adam.ben.ayoun1 at gmail.com>
> wrote:
> >
> > Hi guys,
> >
> > I am experimenting with mod_conference and video, I have a conference
> (not in video-bridge mode), I am connecting with 2 clients using SIPjs, my
> goal is to have video from client1 to client2.
> >
> > Here is what I'v tried:
> > Assume client1 is the broadcaster while client2 is the receiver. Client1
> connects to the conference first, he is floor at this point:
> > freeswitch at internal> conference list
> > Conference 1234-172.30.3.212 (2 members rate: 16000 flags:
> running|answered|enforce_min|dynamic|exit_sound|enter_sound)
> > 1;sofia/internal/anonymous.2po4ni at anonymous.invalid
> ;7c8e7494-decc-11e4-93cd-2391a0614a29;anonymous.2po4ni;anonymous.2po4ni;video|floor;0;0;0;0
> >
> > Now, client2 joins in, as expected, client1 is still floor:
> > freeswitch at internal> conference list
> > Conference 1234-172.30.3.212 (2 members rate: 16000 flags:
> running|answered|enforce_min|dynamic|exit_sound|enter_sound)
> > 2;sofia/internal/anonymous.hgbmm4 at anonymous.invalid
> ;80a2f38e-decc-11e4-93d3-2391a0614a29;anonymous.hgbmm4;anonymous.hgbmm4;video;0;0;0;0
> > 1;sofia/internal/anonymous.2po4ni at anonymous.invalid
> ;7c8e7494-decc-11e4-93cd-2391a0614a29;anonymous.2po4ni;anonymous.2po4ni;video|floor;0;0;0;0
> >
> > No video goes through to client2. Now, if I am setting client2 as floor
> and then setting back client1 as floor, video start to come in.. And just
> before the video starts, the log shows that client2's video DTLS handshake
> becomes READY:
> > 2015-04-09 15:24:40.391590 [DEBUG] switch_core_media.c:4361
> sofia/internal/anonymous.2po4ni at anonymous.invalid Video thread resumed
> Echo is off
> > 2015-04-09 15:24:41.851825 [INFO] switch_rtp.c:2923 Changing video DTLS
> state from HANDSHAKE to SETUP
> > 2015-04-09 15:24:41.851825 [INFO] switch_rtp.c:2831 video Fingerprint
> Verified.
> > 2015-04-09 15:24:41.851825 [INFO] switch_rtp.c:3373 Activating Video
> Secure RTP SEND
> > 2015-04-09 15:24:41.851825 [INFO] switch_rtp.c:3351 Activating Video
> Secure RTP RECV
> > 2015-04-09 15:24:41.851825 [INFO] switch_rtp.c:2871 Changing video DTLS
> state from SETUP to READY
> >
> > In addition, even before doing the floor toggle to get the video going,
> I see mod_conference's video thread doing:
> switch_core_session_write_video_frame(imember->session, vid_frame,
> SWITCH_IO_FLAG_NONE, 0); on line 2991.
> >
> > Something in the video thread seems to delay/lock the video DTLS
> handshake....
> >
> > Any idea?
> >
> > Thanks!
> > Adam
>
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