Audiolibrary plugin, plays up to 320 kbps MP3, MP4(AAC), M4A(AAC), AAC-Raw or FLAC in software without external hardware - with only 48MHz.
- Optimized for ARM Thumb2.
- Play from SD, built-in Flash or optional serial Flash (with audio-shield)
- Flac 4-24 BIT, (Teensy <= 3.2: Blocksize 128-1024 Bytes)
planned:
- OPUS decoder (new codec, the best so far. Great Specs.) http://opus-codec.org/comparison/
- streaming audio
HINT: -O2 gives much better performance
TODO:
- detect APE-header
- parse ID3 / APE / MP4 for extended information
- ogg vorbis (?)
not possible: SBR (aac-HE (low bitrate)) - (not enough ram).