AVFoundation · IOS API REFERENCE

AVCaptionRenderer

class · iOS 18.0+ · SDK 27.1

class AVCaptionRenderer

Members (8)

static · iOS 26.4+

captionPreview

TypeScript

static captionPreview(profileID: string, extendedLanguageTag: (string) | null, renderSize: { width: number; height: number }): _Foundation_NSAttributedString

Swift declaration

class func captionPreview(forProfileID profileID: String, extendedLanguageTag: String?, renderSize: CGSize) -> NSAttributedString

method · iOS 18.0+

captionSceneChanges

TypeScript

captionSceneChanges(consideredTimeRange: _CoreMedia_CMTimeRange): Array<AVCaptionRenderer_Scene>

Swift declaration

func captionSceneChanges(in consideredTimeRange: CMTimeRange) -> [AVCaptionRenderer.Scene]

init · iOS 18.0+

init

TypeScript

static init(): AVCaptionRenderer

Swift declaration

init()

method · iOS 18.0+

render

TypeScript

render(ctx: _CoreGraphics_CGContext, time: _CoreMedia_CMTime): void

Swift declaration

func render(in ctx: CGContext, for time: CMTime)

get · iOS 18.0+

bounds

TypeScript

get bounds(): { x: number; y: number; width: number; height: number }

Swift declaration

var bounds: CGRect { get set }

set · iOS 18.0+

bounds

TypeScript

set bounds(value: { x: number; y: number; width: number; height: number })

Swift declaration

var bounds: CGRect { get set }

get · iOS 18.0+

captions

TypeScript

get captions(): Array<AVCaption>

Swift declaration

var captions: [AVCaption] { get set }

set · iOS 18.0+

captions

TypeScript

set captions(value: Array<AVCaption>)

Swift declaration

var captions: [AVCaption] { get set }

Skipped declarations

No declarations were skipped in this snapshot.

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