Then it must be converted to YUV so that it can be passed on to OBS Virtual Camera. The Syphon image on the GPU must be pulled back into the CPU as an ARGB bitmap. If you wish to distribute this to the public, you will need to add your own developer signature to the code signing options XCode project otherwise the app will not open on macOS Mojave and later. CompilingĬlone or download this respository, open the XCode project in XCode 11 or later, and compile. Check the list of applications compatible with OBS Virtual Webcam.

If you don't see 'OBS Virtual Webcam' in the list of webcams, then your app may not be compatible with virtual webcams.

Click the 'Mirror' checkbox if you need to flip the image horizontally.

Choose 'OBS Virtual Camera' as the webcam source.Start the app that will receive a signal from the virtual webcam.Select your Syphon source using the popup menu in the main window.Jump to the the OBS Virtual Camera Compatibility listing for the most recent list of compatible (and incompatible) applications. The applications that work with with OBS Virtual Camera depend on the version of macOS you are using and the application itself. The latest version of Syphon Virtual Webcam can always be found in the plugins section of the TroikaTronix website. The latest version of Syphon Virtual Webcam can be found in the plugins section of the TroikaTronix website. If you have not installed OBS (or have installed a version of OBS before v26.1) then Syphon Virtual Camera will guide you through the process of downloading and installing the standalone OBS Virtual Webcam driver from John Boiles' GitHub Repository. Please note that you cannot use Syphon Virtual Webcam while OBS's virtual webcam output is running, i.e., after choosing Tools > Start Virtual Webcam trying to do this may lead to unpredictable results including crashes. If you have installed OBS v26.1 or later, you can install the latest OBS Virtual Webcam driver by opening OBS and choosing Tools > Start Virtual Webcam. It relies on the Open Broadcasting System (OBS) Virtual Webcam driver first implemented by John Boiles. This free app, created for you by TroikaTronix/Isadora, allows you to send a Syphon video stream to a compatible application that supports video input from a webcam.

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