Function microfft::real::rfft_4

pub fn rfft_4(input: &mut [f32]) -> &mut [Complex32]

Perform an in-place 4-point RFFT.

Example

use microfft::real::rfft_4;

let mut input = [0.; 4];
let result = rfft_4(&mut input);

Panics

Panics if input has a length other than 4.