SPDIF Support

• SPDIF output with the help of the SPDIFStream class
• removed namespace definitions from all examples
• fixed broken desktop build and execution

Bugfixes

• Align with updated decoder libraries
• Bugfixes AudioKit - handle pin conflicts
• Bugfixes to make AudioEffects work again
• All examples are compiling w/o errors
• Correct broken local build on desktop
• AudioActions support for touch buttons
• new DecoderHelix class which supports dynamic MP3, AAC and WAV decoding

ESP32 AudioKit, AudioEffects, ICY Stream

• Support for ESP32 Audiokit
• AudioEffects
• Support for ICY Streams
• Support for APLL in ESP32 I2S
• Error corrections for Metadata
• Error corrections for the AudioPlayer

Audio Player & Decoders

• Encoding and Decoding for MP3, AAC and WAV
• Implementation of an easy to use AudioPlayer (with SD support, decoding, streaming and A2DP)
• Div Error Corrections
• Volume Control
• Support for IDF 4

Audio sketches in Linux, Windows and OS/X

You can also build and run your audio sketches in Linux, Windows and OS/X

PWM output for Rasperry Pico and ESP32

• PWM output for Rasperry Pico and ESP32
• a new Arduino based web client for the URLStream

WAV Server and TTS examples

• WAV Server with callback support
• SAM speach engine example
• Logging for Arduino implementation which do not support varargs
• Documentation update

A2DP and Mozzi

• Stream Support for A2DP
• Integration of Mozzi Sound Generator

Stream Support

All Stream scenarios are working now:

• I2SStream
• AnalogAudioStream
• MemoryStream
• UrlStream
• A2DPStream
• GeneratedSoundStream
• AudioOutputWithCallback
• CsvStream
• and any other Arduino objects that support the Stream interface: Serial, File...

First Prerelease

The basic functionality is working.
Commit as basline for further changes