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<== Date ==> <== Thread ==>

Subject: AreaDetector: Virtual camera selecting from different hardware cameras
From: "Blomley, Edmund \(IBPT\) via Tech-talk" <tech-talk at aps.anl.gov>
To: "tech-talk at aps.anl.gov" <tech-talk at aps.anl.gov>
Date: Wed, 2 Aug 2023 10:36:08 +0000
Hey,

So let’s assume we have an injector with a couple of fluorescent screens which can be moved in and out of the beam path. Each screen has its own camera, integrated via AreaDetector:

- CAM:SCREEN:01
- CAM:SCREEN:02
- CAM:SCREEN:03
- ...

Now, as it only makes sense for a single screen to be „active“ at any given time, I wonder if it is possible to set up a virtual camera with AreaDetector which gets the datastream dynamically from one of the hardware cameras (depending on an external PV):

- CAM:VIRTUAL:

So that depending on which screen is active, CAM:VIRTUAL: will get the camera data from either CAM:SCREEN:01 or 02 or 03.

Cheers
Eddy

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