CoreMedia · IOS API REFERENCE

CMMutableDataBlockBuffer.BlockSource

struct · iOS 26.0+ · SDK 27.1

struct BlockSource

Provides ability to allocate memory for blocks using custom allocator

Members (3)

get · iOS 26.0+

TypeScript

get deallocate(): ((arg0: ArrayBuffer) => Promise<void>)

Swift declaration

var deallocate: @Sendable (UnsafeMutableRawBufferPointer) -> Void

set · iOS 26.0+

TypeScript

set deallocate(value: ((arg0: ArrayBuffer) => void))

Swift declaration

var deallocate: @Sendable (UnsafeMutableRawBufferPointer) -> Void

get · iOS 26.0+

TypeScript

get allocate(): ((arg0: number) => Promise<ArrayBuffer>)

Swift declaration

var allocate: @Sendable (Int) -> UnsafeMutableRawBufferPointer

2 declarations were excluded from these bindings. Each reason comes from the generator or the iOS SDK compiler.

CMMutableDataBlockBuffer.BlockSource.allocate

closure property answers its caller

CMMutableDataBlockBuffer.BlockSource.init(allocate:deallocate:)

callback cannot propagate synchronous failure