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Combine multiple audio interfaces by creating an …

    https://support.apple.com/en-us/HT202000
    Click the Add (+) button on the bottom-left corner in the Audio Devices window and chose Create Aggregate Device. A new Aggregate Device …

Combine multiple audio interfaces by creating an …

    https://support.apple.com/en-gb/HT202000
    Click the Add (+) button on the bottom left-hand corner in the Audio Devices window and choose Create Aggregate Device. A new Aggregate Device will appear in the list on the left-hand side of the window. To rename the device, double-click it. With the new Aggregate Device selected, enable the tickbox labelled "Use" on the left-hand side of the Audio Devices …

Creating Core Audio aggregate devices programmatically ...

    https://www.flyaga.info/creating-core-audio-aggregate-devices-programmatically/
    Core Audio has a very neat feature, enabling you to create virtual audio input and output devices called aggregate devices, which join together and synchronise the clocks of multiple real devices. You can then use these aggregate devices for audio input and output in the same way as real devices. One way to create a new aggregate device is via the Audio MIDI …

Aggregate Audio Devices and Drivers for PC and Mac ...

    https://www.sweetwater.com/sweetcare/articles/aggregate-audio-devices-and-drivers-for-pc-and-mac/
    This is often referred to as an aggregate device. You can use the Audio MIDI Setup utility app to configure audio settings and manage aggregate devices on macOS. Windows does not have a native tool for grouping audio devices, but ASIO4ALL is a reliable app that can create aggregates. Once the devices are grouped into an aggregate device, you can then launch your …

What Is Core Audio? - Apple Developer

    https://developer.apple.com/library/archive/documentation/MusicAudio/Conceptual/CoreAudioOverview/WhatisCoreAudio/WhatisCoreAudio.html
    Create aggregate devices. (For information about aggregate devices, see Using Aggregate Devices.) Configure MIDI networks and MIDI devices. You find Audio MIDI Setup in the /Applications/Utilities folder. A Mac Core Audio Recording Studio. A traditional—non-computer-based—recording studio can serve as a conceptual framework for approaching Core Audio.

AudioDevice Class Reference

    https://rnine.github.io/SimplyCoreAudio/Classes/AudioDevice.html
    This class represents an audio device managed by Core Audio.. Devices may be physical or virtual. For a comprehensive list of supported types, please refer to TransportType.

macos - How to check if an audio device is an aggregate ...

    https://stackoverflow.com/questions/10276505/how-to-check-if-an-audio-device-is-an-aggregate
    Just a short question i struggle with: Is there a way to check if the AudioDeviceID i have is an aggregate device? I'm not sure how i would check this because i didn't found a corresponding selector

How to exclude input or output channels from an …

    https://stackoverflow.com/questions/60445512/how-to-exclude-input-or-output-channels-from-an-aggregate-coreaudio-device
    1. I've got a CoreAudio-based MacOS/X program that allows the user to select an input-audio-device and an output-audio-device, and (if the user didn't choose the same device for both input and output) my program creates a private aggregate-audio-device and uses that to receive audio the audio, process it, and then send it out for playback.

How & Why To Create Aggregate Devices in macOS …

    https://ask.audio/articles/how-why-to-create-aggregate-audio-devices-in-macos-audio-midi-setup
    You could still combine the extra 4 audio channels with the main interface by combining them as an Aggregate Device, which would present them to the DAW as a single 12x12 interface. Each interface would still be physically connected directly to the computer (via USB or Thunderbolt)—the combination device is created in software, using the Audio MIDI Setup utility.

MacOS Catalina Core Audio Issue? - Fractal Audio Systems

    https://forum.fractalaudio.com/threads/macos-catalina-core-audio-issue.164422/
    I've just created an aggregate device on my mac and have noticed the same behavior. I've used aggregate devices before and not experienced this. I've only seen this with the AxeFx. I've had to do the same thing go back into the aggregate device, untick the stale AxeFx device, select the "new" device, then everything is ok.

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