FFT

@FlowPreview()
fun Flow<Buffer<Complex>>.FFT(normalization: DftNormalization = DftNormalization.STANDARD, direction: TransformType = TransformType.FORWARD): Flow<Buffer<Complex>>
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Process given Flow with commons-math fft transformation

@FlowPreview()
@JvmName(name = realFFT)
fun Flow<Buffer<Double>>.FFT(normalization: DftNormalization = DftNormalization.STANDARD, direction: TransformType = TransformType.FORWARD): Flow<Buffer<Complex>>
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@FlowPreview()
@JvmName(name = realFFT)
fun Flow<Double>.FFT(bufferSize: Int = Int.MAX_VALUE, normalization: DftNormalization = DftNormalization.STANDARD, direction: TransformType = TransformType.FORWARD): Flow<Complex>
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Process a continuous flow of real numbers in FFT splitting it in chunks of bufferSize.