stft
stft(
y,n_fft?,hop_length?,win_length?,window?,center?,pad_mode?):any[]
Defined in: packages/pleco-xa/src/scripts/xa-fft.js:348
Short-Time Fourier Transform
Parameters
Section titled “Parameters”Float32Array<ArrayBufferLike>
Audio signal
n_fft?
Section titled “n_fft?”number = 2048
FFT window size
hop_length?
Section titled “hop_length?”number = null
Hop length (default: n_fft/4)
win_length?
Section titled “win_length?”number = null
Window length (default: n_fft)
window?
Section titled “window?”string = 'hann'
Window type
center?
Section titled “center?”boolean = true
Whether to center the signal
pad_mode?
Section titled “pad_mode?”string = 'constant'
Padding mode (‘reflect’, ‘constant’, ‘edge’)
Returns
Section titled “Returns”any[]
STFT matrix [freq, time]