We have collected the most relevant information on Core Audio Hog Mode. Open the URLs, which are collected below, and you will find all the info you are interested in.
6. Making Some Noise - iPhone Open Application Development ...
https://www.oreilly.com/library/view/iphone-open-application/9780596155346/ch06.html#:~:text=%EE%80%80Hog%EE%80%81%20%EE%80%80mode%EE%80%81%20is%20a%20flag%20hardcoded%20into%20the,requiring%20all%20sounds%20to%20be%20played%20through%20
macos - Hog mode / Exclusive access to audio output …
https://stackoverflow.com/questions/32661490/hog-mode-exclusive-access-to-audio-output-device-with-sox
I would like to know whether SoX/LibSoX offers the possibility to access a sound device in exclusive/hog mode. The idea is to prevent other applications from accessing the sound card / DAC that is being used by the focal app. My main target is OSX CoreAudio output, but I am also eager to know about Linux (OSS/Alsa).
How to find the CoreAudio SDK? | Apple Developer Forums
https://developer.apple.com/forums/thread/17893
As for your question - hog mode is about exclusive access to an audio device (search headers for kAudioDevicePropertyHogMode), but if you don't know why you would need it you probably don't. As one of the Core Audio engineers wrote answering a similar question "...why do you need hog mode for your app?
6. Making Some Noise - iPhone Open Application …
https://www.oreilly.com/library/view/iphone-open-application/9780596155346/ch06.html
Hog mode is a flag hardcoded into the Core Audio framework that prevents any other application from being able to say, “Hey, I’d like to make some sound, can you give up control of the sound card for a minute?” In other words, the audio daemon hogs the sound card all to itself, requiring all sounds to be played through ...
Introduction - Apple Developer
https://developer.apple.com/library/archive/documentation/MusicAudio/Conceptual/CoreAudioOverview/Introduction/Introduction.html
Introduction. Core Audio provides software interfaces for implementing audio features in applications you create for iOS and OS X. Under the hood, it handles all aspects of audio on each of these platforms. In iOS, Core Audio capabilities include recording, playback, sound effects, positioning, format conversion, and file stream parsing, as ...
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