Screen Grab Documentation with OBS 

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OBS on a PC

Build your project in Unity to run on its own
Select File Build Settings
     Select PC, Mac & Linux stand-alone
     Select Build & Run
          Select your Target Platform

          Create a folder
          Save to the folder
3 items you need to play will be in the folder: 1 build_data folder, 1 .dll file, 1 file to play your scene

When you run your project select Graphics quality Ultra



OBS

Check your screen resolution: Right Mouse Display Settings, set to Recommended
Set Change the size of text, apps, and other items to 100%

The Vive Headset Resolution is: 1080x1200 per eye, 2160x1200, feels like 1600x1200 4:3

Start your Unity build player project

Start OBS Studio 64 bit
File Settings
Output
     Output Mode  Advanced
          Recording tab
             Recording Path  Desktop  or external drive
             Recording Format  mov
     Video
          Change the Base (Canvas) Resolution to 1920x1200
          Change the Output (Scaled) Resolution to 1920x1200
          Common FPS Values 30
     Hotkeys
         
Set up Start Recording  to F1 for your screen grab (hit F1 key)
         
Set up Stop Recording  to F1
          (Do not set up for Streaming.)
Click
OK


Grab from the screen

In OBS

Click + under Sources below to add a Window Capture, delete other captures if you have any
Double click to open the properties
     Window should be the name of your build
     De-select Capture Cursor
     Click OK

Use the
Alt key to crop your image to fit the 1920x1200 area with the red edge
You can also drag the image around
You can pull a red corner to scale the image

Move the OBS window out of the way

Hit
F1 to record and F1 to stop

Move super slow

Look at your file



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Video Recording Script,  Set the field of view
Advanced

Find the Main Camera object in the hierarchy

In the Camera component in the Inspector, set the field of view to whatever  you like (80 seems OK to me)

Add VRScreenRecordingHelper script to the Main Camera object.
Download the script file

This works with OBS after you make a build of your Unity scene.

Note: you can press the up and down arrows to increase the field of view and see what looks good. pink text will appear, but disappear after a few seconds).





old
Grab straight from the Vive (You need the OpenVR input plugin)
Click
+ under Sources  to add a OpenVR Capture

Use the Alt key to crop your image to fit the 1600x1200 area with the red edge
You can also drag the image around
You can pull a red corner to scale the image

Move the OBS window out of the way

Hit
F1 to record and F1 to stop

Look at your mov file