5.0.0 - Swift 5

Swift 5 migration #77 by @wlixcc

4.0.2

Updated pitch engine input by @anandchandra50 #56

4.0.1

Fix to avoid calling start twice #55 by @makuearth

4.0.0 - Swift 4

Swift 4 migration 🌮

3.0.1 - Fix PitchEngine start

Fix PitchEngine start on iOS10 by @glaurent #43

3.0.0 - YIN algorithm

• YIN algorithm by @glaurent #39
• Example project in Swift 3 by @glaurent #39
• Breaking changes in config, see #40

2.0.0 - Swift 3

Swift 3 conversion #35 by @glaurent

1.1.1 - Crash fixes

• Fix InputSignalTracker.stop() #31
• Fix HPSEstimator.estimateLocation #30

Thanks @glaurent for contribution!

1.1.0 - Signal level threshold

"Signal level threshold" feature which lets the user set a signal level below which no pitch detection is attempted. Thanks @glaurent who made it happen #26

1.0.0 - Beethoven

• Audio signal tracking with AVAudioEngine and audio nodes (Available in iOS 8.0 and later).
• Pre-processing of audio buffer by one of the available "transformers", to convert AVAudioPCMBuffer object to the array of floating numbers (with possible optimizations).
• Pitch estimation.