To setup OBS with Loola, you'll need to use NDI Tools.
NDI Tools enable capturing of video and audio into virtual devices, which can be used at Loola.
OBS has an NDI plugin that enables easy integration between OBS and the NDI virtual devices. The plugin page is available here:
- Download and install the NDI runtime: http://new.tk/NDIRedistV3
- Download and install the NDI Tools (only Virtual Input is required): https://www.newtek.com/ndi/tools/
- Download and install the OBS-NDI plugin from: https://github.com/Palakis/obs-ndi/releases/tag/4.6.0
Once the above are installed, start OBS and select Tools --> NDI Output Settings --> enable Preview Output:
Next, select "OBS Preview" in the NDI Virtual Input tray icon:
Next, select NDI audio and video sources in Loola: