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macos - Which /dev/... (devices) are the microphone and ...
https://stackoverflow.com/questions/14867033/which-dev-devices-are-the-microphone-and-speaker-in-mac-os-x
None of them. Not all devices have /dev nodes on Mac OS X, and audio devices are not among them. There is no way I'm aware of to access audio devices using only "standard" terminal commands. sox can be used if you install it, but it is not shipped with Mac OS X.. The primary supported API to access audio devices on Mac OS X is Core Audio.Third-party libraries, …
What Is Core Audio? - Apple Developer
https://developer.apple.com/library/archive/documentation/MusicAudio/Conceptual/CoreAudioOverview/WhatisCoreAudio/WhatisCoreAudio.html
Core Audio is the digital audio infrastructure of iOS and OS X. It includes a set of software frameworks designed to handle the audio needs in your applications. Read this chapter to learn what you can do with Core Audio. Core Audio in iOS and OS X. Core Audio is tightly integrated into iOS and OS X for high performance and low latency.
filesystem - Where are audio device files in OSX? - Ask ...
https://apple.stackexchange.com/questions/47822/where-are-audio-device-files-in-osx
According to the Mac OS X Developer Library: The Audio family does not export device interfaces for applications to access audio hardware directly. However, it does provide a device interface that the Audio Hardware Abstraction Layer (Audio HAL) uses to …
macos - Mac OS X virtual audio driver - Stack Overflow
https://stackoverflow.com/questions/18443621/mac-os-x-virtual-audio-driver
A newer open-source virtual audio device that works with the latest versions of MacOS is BlackHole - it supports multiple audio channels and sampling rates. It can be used as an audio sink and/or source. It's also handy as part of an aggregate audio device so audio can be heard and re-routed - e.g. using the MacOS Audio MIDI Setup app
Technical Note TN2274: USB Audio on the Mac
https://developer.apple.com/library/archive/technotes/tn2274/_index.html
USB Audio on the Mac. To successfully design a class compliant USB audio device that works seamlessly with the Mac, it is important to understand the features of the Mac's USB audio class driver, AppleUSBAudio. This document explains the driver's architecture, features, and algorithms available in Mac OS X v10.6 and later.
Combine multiple audio interfaces by creating an …
https://support.apple.com/en-us/HT202000
An Aggregate Device lets you use audio inputs and outputs from different devices at the same time with audio applications like Logic Pro, GarageBand, MainStage, and most other Core Audio-compliant applications. Learn how to setup and use an Aggregate Device.
How to Remove an Audio Device - Apple Community
https://discussions.apple.com/thread/2771686
I uninstalled it in the usual way, however I am left with an audio device called 'Boomdevice' (visible in the Audio MIDI setup utility). This doesn't seem to be affecting anything, but I would like to get rid of it. Does anyone know how? Thank you. More Less. Macbook Air 11.6" 4GB, Mac OS X (10.6.6) Posted on Mar 4, 2011 3:23 PM ...
Sound - OSDev Wiki
https://wiki.osdev.org/Sound
The application can read a number of samples from the sound device, process them (perhaps recording them to disk, adding a reverb, etc), and then write the resulting sound samples back out onto the device's speaker port. The Ring/Hub Approach. A more complex example of an audio architecture is based around a ring concept.
Audio - Realtek ALC AppleHDA [Guide] | tonymacx86.com
https://www.tonymacx86.com/threads/audio-realtek-alc-applehda-guide.143757/
Realtek ALC/Desktop: 269*, 283*, 885, 887, 888, 892, 898 and 1150 on board audio (* BRIX/NUC only) Supports macOS/OS X: 10.12, 10.11, 10.10, 10.9 and 10.8 This thread is deprecated, see AppleHDA Realtek Audio. Enables OS X Realtek ALC on board audio for Intel desktop motherboards. El Capitan requires native AppleHDA.kext.
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