AVAudioSession
E759694
AVAudioSession is an iOS and macOS framework class that manages an app’s audio behavior and routing, coordinating how it interacts with the system’s audio environment.
All labels observed (1)
| Label | Occurrences |
|---|---|
| AVAudioSession canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8820870 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: AVAudioSession Context triple: [AVFoundation, coreClass, AVAudioSession]
-
A.
AVFoundation
AVFoundation is Apple’s comprehensive framework for working with time-based audiovisual media, providing APIs for capturing, editing, processing, and playing audio and video across its platforms.
-
B.
SKAudioNode
SKAudioNode is a SpriteKit class used to play and control audio within 2D games and interactive scenes.
-
C.
XAudio
XAudio is a low-level audio API developed by Microsoft for high-performance sound processing and playback in Xbox and Windows games.
-
D.
Core Sound
Core Sound is a shallow coastal lagoon and estuary along the central North Carolina coast, lying behind the Outer Banks barrier islands.
-
E.
audioOS
audioOS is Apple’s specialized operating system designed to power and manage the features of its HomePod smart speakers.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: AVAudioSession Target entity description: AVAudioSession is an iOS and macOS framework class that manages an app’s audio behavior and routing, coordinating how it interacts with the system’s audio environment.
-
A.
AVFoundation
AVFoundation is Apple’s comprehensive framework for working with time-based audiovisual media, providing APIs for capturing, editing, processing, and playing audio and video across its platforms.
-
B.
SKAudioNode
SKAudioNode is a SpriteKit class used to play and control audio within 2D games and interactive scenes.
-
C.
XAudio
XAudio is a low-level audio API developed by Microsoft for high-performance sound processing and playback in Xbox and Windows games.
-
D.
Core Sound
Core Sound is a shallow coastal lagoon and estuary along the central North Carolina coast, lying behind the Outer Banks barrier islands.
-
E.
audioOS
audioOS is Apple’s specialized operating system designed to power and manage the features of its HomePod smart speakers.
- F. None of above. chosen
Statements (75)
| Predicate | Object |
|---|---|
| instanceOf |
Objective-C class
ⓘ
Swift API type ⓘ audio session manager ⓘ class ⓘ |
| conformsTo | NSObject ⓘ |
| definedInFramework | AVFoundation ⓘ |
| documentationURL | https://developer.apple.com/documentation/avfaudio/avaudiosession ⓘ |
| hasMethod |
-overrideOutputAudioPort:error:
ⓘ
-requestRecordPermission: ⓘ -setActive:error: ⓘ -setActive:withOptions:error: ⓘ -setCategory:error: ⓘ -setCategory:mode:options:error: ⓘ -setPreferredIOBufferDuration:error: ⓘ -setPreferredInput:error: ⓘ -setPreferredInputNumberOfChannels:error: ⓘ -setPreferredOutputNumberOfChannels:error: ⓘ -setPreferredSampleRate:error: ⓘ |
| hasNotification |
AVAudioSessionInterruptionNotification
ⓘ
AVAudioSessionMediaServicesWereLostNotification ⓘ AVAudioSessionMediaServicesWereResetNotification ⓘ AVAudioSessionRouteChangeNotification ⓘ AVAudioSessionSilenceSecondaryAudioHintNotification ⓘ |
| hasProperty |
availableInputs
ⓘ
category ⓘ categoryOptions ⓘ currentRoute ⓘ inputGain ⓘ isOtherAudioPlaying ⓘ mode ⓘ outputVolume ⓘ preferredInput ⓘ sampleRate ⓘ secondaryAudioShouldBeSilencedHint ⓘ |
| introducedIn | iOS 3.0 ⓘ |
| manages |
interaction with Siri
ⓘ
interaction with other apps’ audio ⓘ interaction with phone calls ⓘ interaction with system sounds ⓘ |
| platform |
iOS
ⓘ
iPadOS ⓘ macOS ⓘ tvOS ⓘ watchOS ⓘ |
| primaryRole |
coordinate audio with system
ⓘ
manage app audio behavior ⓘ manage audio categories and modes ⓘ manage audio interruptions ⓘ manage audio routing ⓘ |
| singletonAccess | +sharedInstance ⓘ |
| supports |
AirPlay routing
ⓘ
Bluetooth audio routing ⓘ background audio playback ⓘ built-in speaker routing ⓘ play-and-record audio ⓘ playback audio ⓘ receiver routing ⓘ recording audio ⓘ wired headset routing ⓘ |
| supportsBackgroundMode | audio ⓘ |
| supportsConcurrency |
duckOthers option
ⓘ
interruptSpokenAudioAndMixWithOthers option ⓘ mixWithOthers option ⓘ |
| typicalUsage |
VoIP apps
ⓘ
audio recording apps ⓘ game audio ⓘ music playback apps ⓘ podcast apps ⓘ |
| usesEnum |
AVAudioSessionCategory
ⓘ
AVAudioSessionCategoryOptions ⓘ AVAudioSessionInterruptionOptions ⓘ AVAudioSessionInterruptionType ⓘ AVAudioSessionMode ⓘ AVAudioSessionPortOverride ⓘ AVAudioSessionRouteChangeReason ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: AVAudioSession Description of subject: AVAudioSession is an iOS and macOS framework class that manages an app’s audio behavior and routing, coordinating how it interacts with the system’s audio environment.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.