Update changelog.

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to `fon` will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://github.com/AldaronLau/semver).
 
-## [0.6.0] - Unreleased
+## [0.6.0] - 2022-01-29
 ### Added
  - Support for no-std!
  - `chan::Ch24`, a 24-bit integer channel
@@ -20,6 +20,9 @@ and this project adheres to [Semantic Versioning](https://github.com/AldaronLau/
  - `Frame::pan()`
  - `Frame::gain()`
  - `SinkTo` struct for converting audio while streaming
+ - `Sink::len()`
+ - `Sink::sink_with()`
+ - `Sink::is_empty()`
 
 ### Changed
  - Renamed `Audio::as_slice()` to `Audio::as_mut_slice()`, and
@@ -29,6 +32,8 @@ and this project adheres to [Semantic Versioning](https://github.com/AldaronLau/
  - Rename `Frame::convert()` to `Frame::to()`
  - Merged `Stream` trait and `Resampler` struct into a new `Stream` struct
  - Changed `Audio` back to being backed by a `Box<[Frame]>`
+ - `Sink` is now object-safe
+ - Sample rates are now represented as `NonZeroU32`
 
 ### Removed
  - `chan::Ch8` because 8-bit audio is uncommon today and you can use `Ch16`
@@ -42,6 +47,10 @@ and this project adheres to [Semantic Versioning](https://github.com/AldaronLau/
  - `Frame::from_channel()`
  - `Frame::from_channels()`
  - `Frame::from_mono()`
+ - `Sink::buffer()`
+ - `Sink::resampler()`
+ - `Sink::flush()`
+ - `Sink::stream()`
 
 ### Fixed
  - Resampler now does proper resampling

src/chan.rs

@@ -77,7 +77,8 @@ impl Channel for Ch16 {
 
     #[inline(always)]
     fn to_f32(self) -> f32 {
-        (f32::from(self.0) + 0.5) * 32_767.5_f32.recip()
+        const MULTIPLIER: f32 = 1.0 / 32_767.5;
+        (f32::from(self.0) + 0.5) * MULTIPLIER
     }
 }
 
@@ -175,7 +176,8 @@ impl Channel for Ch24 {
 
     #[inline(always)]
     fn to_f32(self) -> f32 {
-        (i32::from(self) as f32 + 0.5) * 8_388_607.5_f32.recip()
+        const MULTIPLIER: f32 = 1.0 / 8_388_607.5;
+        (i32::from(self) as f32 + 0.5) * MULTIPLIER
     }
 }
 

src/frame.rs

@@ -417,7 +417,8 @@ impl<Chan: Channel, const CH: usize> Frame<Chan, CH> {
         let left = self.0[LEFT].into();
         let right = self.0[RIGHT].into();
         if N == 1 {
-            frame.0[0] = left * 0.5.into() + right * 0.5.into();
+            let half = 0.5.into();
+            frame.0[0] = left * half + right * half;
         } else {
             // stereo should always be mixed up to first two channels.
             frame.0[0] = left;