Module preprocess 

Encoder input conditioning.

The encoder takes 320 mu-law samples, expands them to linear and runs them through a second-order high-pass that removes DC and the lowest part of the band before any analysis happens.

Re-exports

pub use crate::FRAME;

pub use crate::HALF;

Structs

Highpass

State of the input high-pass filter.

Functions

ulaw_to_linear

Expand one mu-law byte to linear.