class DSP::Windows::Tukey

Overview

Produces a Tukey window of a given size (number of samples). The Tukey window, also known as tapered cosine, can be regarded as a cosine lobe of width alpha * N / 2 that is convolved with a rectangular window. At alpha = 0 it becomes rectangular, and at alpha = 1 it becomes a Hann window. For more info, see https://en.wikipedia.org/wiki/Window_function#Tukey_window.

Defined in:

dsp/windows/tukey_window.cr

Constant Summary

ALPHA_RANGE = (0.0..1.0)

Class Method Summary

Class methods inherited from class DSP::Windows::Window

get(size) : Array(Float64) get

Class Method Detail

def self.get(size, alpha = 0.5) #

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