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    DWC feature request: live stream optimization

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    • Nxt-1undefined
      Nxt-1
      last edited by Nxt-1

      Recently, I started playing with live camera monitoring of my printer again. While working on it, I noticed that the webcam stream seems to stay active even when not in view. I am not sure if this is up to the browser or DWC has control over this, but it would make sense to me that DWC stops requesting live stream updates when the tab is not in focus (either the browser tab or dwc tab).

      Declaring this as a bug might be overstating it but I'd love to see this fixed. Mainly because of the resource waist otherwise. I have one or more devices with a DWC tab open in my home and if all start using 30Mbits continuously for no reason, that's a waist I'd say.

      Edit: Running DWC 2.0.6

      Duet3D and delta printer enthousiast. Buildlog
      Looking for Duet3D configuration support, check out Nxt-3D

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      • Nxt-1undefined
        Nxt-1
        last edited by

        Bump, @chrishamm

        Duet3D and delta printer enthousiast. Buildlog
        Looking for Duet3D configuration support, check out Nxt-3D

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        • chrishammundefined
          chrishamm administrators
          last edited by

          What kind of of live camera are you using, mjpg? Many browsers tend to suspend live transfers when a tab is no longer active but I can have a look at it.

          Duet software engineer

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          • Nxt-1undefined
            Nxt-1 @chrishamm
            last edited by

            @chrishamm I am using a rpi camera in combination with a Jetson Nano as described here. I know that the images are encoded as jpg's, but I must admit I do not fully understand (yet) how the further data transmission is handled except for the fact that they are repackaged as bytearrays.

            Duet3D and delta printer enthousiast. Buildlog
            Looking for Duet3D configuration support, check out Nxt-3D

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            • Nxt-1undefined
              Nxt-1 @chrishamm
              last edited by

              @chrishamm I have since upgraded to DWC 2.1.2 and the issue seems resolved, intentional or not, thanks 🙂

              Duet3D and delta printer enthousiast. Buildlog
              Looking for Duet3D configuration support, check out Nxt-3D

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              • Nxt-1undefined
                Nxt-1
                last edited by

                Just confirmed that it still works as requested in DWC 2.1.4

                Duet3D and delta printer enthousiast. Buildlog
                Looking for Duet3D configuration support, check out Nxt-3D

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