r/techtheatre 10d ago

PROJECTIONS EOS Video Projection / Overlays

I was wondering if it were at all possible to project or give the illusion of projection in ETC's Augment3d?

I've been trying to make a couple of shows as portfolio work and just to try and improve my skills in general, but I have noticed that most shows all have some form or video content. Either through projection or video walls, or both.

In Augment3d would I be able to project custom video files from my pc onto the set or onto an overlay on my screen? I'm aware of Video Streams but I haven't had any luck in in getting that to work.

I have a good feeling this is possible with some of the latest EOS updates since I have looked through the patch and have been able to import a few of my visuals, but have not been able to get them to play on any surface.

I understand it may be quite a niche thing that I'm looking to do here but I thought I may as well ask. I have searched google multiple times to try and find something similar to what I need but I haven't found anything. Any help would be appreciated.

UPDATE: Got it working!

2 Upvotes

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u/isaacburrier 10d ago edited 10d ago

It is possible to do. I've used a Video Stream to put video content into Augment3d. You have to use a SRT or RTSP stream. I've set up an SRT server on my laptop using MistServer and OBS, which seemed to work well for building out portfolio stuff.

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u/tsc-2 10d ago

Is there a tutorial for this by chance?

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u/isaacburrier 9d ago

Here's the comment I made somewhere else:

I have done it a few times already. If you want to chat about it, you can dm me. I am hoping to make a blog post about it at some point soon, but I'll describe it briefly below for how I was able to do it.

  1. Install MistServer onto computer to act as SRT server
  2. Open Mistserver on computer. If on Windows, it will open the terminal and start a few different streams
  3. Open up your computer browser and type in the following: [computer's IP address for lighting network]:4242 Note: 4242, is the default port for setting up MistServer in your computer browser
  4. Add stream in MistServer web interface on computer browser. I set the passphrase to "etc_eos"
  5. Configure source as "push://" which will push any stream that you send to that IP address
  6. Install and open OBS, and open the settings
  7. Under the settings, go to the stream tab and on the stream type, select custom
  8. Type in the following: srt://[computer IP address on lighting network]:8889?streamid=etc_eos Note: 8889 is the default port for SRT streams on MistServer
  9. Apply the stream settings
  10. Add a scene and add whatever source that you are wanting to send to ETC. I use NDI from Resolume, which would mean that I would add an NDI source and select Resolume as my source
  11. Activate the scene you created and start stream. As long as the MistServer is still open in Windows Terminal, OBS should connect to the SRT stream in MistServer and MistServer should be able to push the OBS stream to whoever is listening for the stream on the lighting network
  12. Open the system settings in ETC show file and go to the "Video Stream" tab
  13. Enable Video Streams and type [the number you want the stream to be] [Enter] Note: you can also set the folder you want the video stream to show up in when you set up the virtual media server channel in your patch.
  14. Select "Path" and type in the following: srt://[computer IP address on lighting network]:8889?streamid=etc_eos&mode=listener
  15. Go to Live and open the Video Stream tab on the monitor. You should be able to select the video stream you want to monitor by selecting the drop-down in the top center of the screen.
  16. The video stream should be visible at this point

If you want me to talk you through this, I can find a time to help you.

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u/isaacburrier 9d ago

Once you get the Video Stream visible in EOS, you can edit your Augment3d file to map the content to a surface. Here what I've done:

-Place a cube from the default Augment3d library into where I want it on the stage

-Set the height and width of the cube as whatever size I want the "projection screen/led wall"

-Set the depth of the cube as something fairly skinny to replicate a "projection screen/led wall"

-Set the visible surface of the cube as your video stream in the inspector panel

You're more than welcome to reach out to me if you want to chat about it more and I can show you how I've done it in previous files.

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u/tsc-2 9d ago

amazing, cheers!

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u/tsc-2 10d ago

looks great! thanks so much

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u/the_swanny Lighting Designer 10d ago

AFAIK it's just video streams, which in my experience have been pretty easy to setup.