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RealityFoundation · IOS API REFERENCE

AudioResource.Calibration

struct · iOS 18.0+ · SDK 27.1

struct Calibration

A container for different calibration modes that can be applied for playback.

Members (2)

static · iOS 18.0+

absolute

TypeScript
static absolute(dBSPL: number): Promise<AudioResource_Calibration>
Swift declaration
static func absolute(dBSPL: Audio.Decibel) -> AudioResource.Calibration

The reference level (-12dBLUFS) of the audio source material will be reproduced at the given `dBSPL` level on known audio output hardware. - Note: The -12dBLUFS reference level is achieved automatically by using `Normalization.dynamic`.

static · iOS 18.0+

relative

TypeScript
static relative(dBSPL: number): Promise<AudioResource_Calibration>
Swift declaration
static func relative(dBSPL: Audio.Decibel) -> AudioResource.Calibration

Relative adjustment of the resource from the default level of the audio output hardware.

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