ArtNet Unicast
  • mad-matt
    garageCube team
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    Re: ArtNet Unicast

    by mad-matt » Mon Feb 02, 2015 1:20 pm

    Hi Janson,
    It's a long time but I heard that this lib works fine with MM 1.6. Does it help ? => http://vvvv.org/contribution/artnet-arduino-set-v3.1-0
    What library were you using when doing your tests ?
    Cheers
    Matthieu - MM team
  • Janson
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    Posts: 28
    Joined: Sun Feb 24, 2013 9:01 pm

    Re: ArtNet Unicast

    by Janson » Wed Feb 04, 2015 12:58 pm

    Hi,

    I'm driving 7 Universes of WS2812b Strips using the Artnet LED Pixel library from Toni Merino(deskontrol.net).
    We still have these problems with Madmapper versions newer than 1.5.
  • mad-matt
    garageCube team
    Posts: 1476
    Joined: Mon Sep 09, 2013 5:50 pm

    Re: ArtNet Unicast

    by mad-matt » Wed Feb 04, 2015 1:23 pm

    Hi Jason,
    I wiresharked 1.5.1 and 1.7. I think I understood the reason. I send you a build in PM.
    If it helps it will be in 1.7.1
    Matthieu
  • Janson
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    Joined: Sun Feb 24, 2013 9:01 pm

    Re: ArtNet Unicast

    by Janson » Wed Feb 11, 2015 2:34 pm

    From my test with your version I can say that it did not work :( Our LEDs still freeze.

    Somehow the artnet code sends out more packets per second to each artnet node in unicast mode.
  • mad-matt
    garageCube team
    Posts: 1476
    Joined: Mon Sep 09, 2013 5:50 pm

    Re: ArtNet Unicast

    by mad-matt » Wed Feb 18, 2015 8:20 pm

    > Somehow the artnet code sends out more packets per second to each artnet node in unicast mode

    I just wiresharked and I see it sends out 24 FPS with the iSightCamera as source (which is 24 fps in my setup). Maybe there's something different in your setup ?

    Can you send me a snapshot of the ArtNet routing table (in preferences / DMX output) ?

    You can try to use Wireshark to see what's happening. To see only artnet packets, enter this is the "filter" field: "udp.port==0x1936"

    Matthieu
  • Janson
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    Joined: Sun Feb 24, 2013 9:01 pm

    Re: ArtNet Unicast

    by Janson » Fri May 15, 2015 2:57 pm

    Hi,

    here is a screenshot of my routing table. I can send you wireshark captures of both versions as well.

    From what I observed MM 1.5 does not periodically send artnet poll requests. Is there a way to deactivate artnet polling im MM 1.6+? Even if I create the routing table manually, MM 1.6+ seems to send artnet polls.

    Regards,

    Jan
    Attachments
    Bildschirmfoto 2015-05-13 um 18.42.41.png
    Artnet Routing Table
    Bildschirmfoto 2015-05-13 um 18.42.41.png (82.19 KiB) Viewed 4973 times
  • mad-matt
    garageCube team
    Posts: 1476
    Joined: Mon Sep 09, 2013 5:50 pm

    Re: ArtNet Unicast

    by mad-matt » Mon May 18, 2015 5:52 pm

    To me if the Artnet LED Pixel library you are using gets stucked when it receives an ArtNet Poll request, it should be easy to solve. And that's the place to solve it, then it would work with other ArtNet controllers that are polling for devices (it's a common thing).

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