Accelerate · IOS API REFERENCE

vDSP_SplitComplexDouble

struct · iOS 13.0+ · SDK 27.1

struct vDSP_SplitComplexDouble

Members (4)

static · iOS 13.0+

transform2D

TypeScript

static transform2D(fftSetup: SDKHandle, width: number, height: number, source: SDKHandle, destination: SDKHandle, direction: vDSP_FourierTransformDirection): void

Swift declaration

static func transform2D(fftSetup: OpaquePointer, width: Int, height: Int, source: UnsafePointer<vDSP_SplitComplexDouble.SplitComplex>, destination: UnsafeMutablePointer<vDSP_SplitComplexDouble.SplitComplex>, direction: vDSP.FourierTransformDirection)

Performs a 2D fast Fourier transform.

static · iOS 13.0+

destroySetup

TypeScript

static destroySetup(setup: SDKHandle): void

Swift declaration

static func destroySetup(_ setup: OpaquePointer)

Releases an FFT setup object.

static · iOS 13.0+

makeFFTSetup

TypeScript

static makeFFTSetup(log2n: number, radix: vDSP_Radix): (SDKHandle) | null

Swift declaration

static func makeFFTSetup(log2n: vDSP_Length, radix: vDSP.Radix) -> OpaquePointer?

Returns a setup structure to perform a fast Fourier transform.

static · iOS 13.0+

transform

TypeScript

static transform(fftSetup: SDKHandle, log2n: number, source: SDKHandle, destination: SDKHandle, direction: vDSP_FourierTransformDirection): void

Swift declaration

static func transform(fftSetup: OpaquePointer, log2n: vDSP_Length, source: UnsafePointer<vDSP_SplitComplexDouble.SplitComplex>, destination: UnsafeMutablePointer<vDSP_SplitComplexDouble.SplitComplex>, direction: vDSP.FourierTransformDirection)

Performs a 1D fast Fourier transform.

Skipped declarations

No declarations were skipped in this snapshot.

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