AVFoundation · IOS API REFERENCE

AVVideoCompositionInstruction.Configuration

struct · iOS 26.0+ · SDK 27.1

struct Configuration

Configurable properties for initializing a new AVVideoCompositionInstruction instance.

Members (11)

init · iOS 26.0+

init

TypeScript

static init(backgroundColor?: (_CoreGraphics_CGColor) | null, enablePostProcessing?: boolean, layerInstructions?: Array<AVVideoCompositionLayerInstruction>, requiredSourceSampleDataTrackIDs?: Array<number>, timeRange?: _CoreMedia_CMTimeRange): AVVideoCompositionInstruction_Configuration

Swift declaration

init(backgroundColor: CGColor? = nil, enablePostProcessing: Bool = true, layerInstructions: [AVVideoCompositionLayerInstruction] = [], requiredSourceSampleDataTrackIDs: [CMPersistentTrackID] = [], timeRange: CMTimeRange = .zero)

get · iOS 26.0+

backgroundColor

TypeScript

get backgroundColor(): (_CoreGraphics_CGColor) | null

Swift declaration

var backgroundColor: CGColor?

The background color of the composition.

set · iOS 26.0+

backgroundColor

TypeScript

set backgroundColor(value: (_CoreGraphics_CGColor) | null)

Swift declaration

var backgroundColor: CGColor?

The background color of the composition.

get · iOS 26.0+

layerInstructions

TypeScript

get layerInstructions(): Array<AVVideoCompositionLayerInstruction>

Swift declaration

var layerInstructions: [AVVideoCompositionLayerInstruction] { get set }

Instructions that specify how to layer and compose video frames from source tracks.

set · iOS 26.0+

layerInstructions

TypeScript

set layerInstructions(value: Array<AVVideoCompositionLayerInstruction>)

Swift declaration

var layerInstructions: [AVVideoCompositionLayerInstruction] { get set }

Instructions that specify how to layer and compose video frames from source tracks.

get · iOS 26.0+

enablePostProcessing

TypeScript

get enablePostProcessing(): boolean

Swift declaration

var enablePostProcessing: Bool

A Boolean value that indicates whether the composition enables post-processing.

set · iOS 26.0+

enablePostProcessing

TypeScript

set enablePostProcessing(value: boolean)

Swift declaration

var enablePostProcessing: Bool

A Boolean value that indicates whether the composition enables post-processing.

get · iOS 26.0+

requiredSourceSampleDataTrackIDs

TypeScript

get requiredSourceSampleDataTrackIDs(): Array<number>

Swift declaration

var requiredSourceSampleDataTrackIDs: [CMPersistentTrackID]

The identifiers of source sample data tracks that the compositor requires to compose frames for the instruction.

set · iOS 26.0+

requiredSourceSampleDataTrackIDs

TypeScript

set requiredSourceSampleDataTrackIDs(value: Array<number>)

Swift declaration

var requiredSourceSampleDataTrackIDs: [CMPersistentTrackID]

The identifiers of source sample data tracks that the compositor requires to compose frames for the instruction.

get · iOS 26.0+

timeRange

TypeScript

get timeRange(): _CoreMedia_CMTimeRange

Swift declaration

var timeRange: CMTimeRange

The time range to which the instruction applies.

set · iOS 26.0+

timeRange

TypeScript

set timeRange(value: _CoreMedia_CMTimeRange)

Swift declaration

var timeRange: CMTimeRange

The time range to which the instruction applies.

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