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Arduino-Teensy-Codec-lib

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)

TODO:

  • parse ID3 / APE / MP4 for extended information

not possible: SBR (aac-HE (low bitrate)) - (not enough ram).

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MP3/AAC/FLAC Codecs for Teensy 3.x

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  • C 84.8%
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