Meta EnCodec Compresses Song 1000x for Paper QR Codes
TL;DR. A maker utilized Meta's EnCodec neural audio codec to compress a 2.9MB song by 1000 times, fitting it onto eight QR codes on paper. - The 21KB compressed audio, two minutes long, requires a neural network for playback. - This demonstrates the extreme efficiency of AI-driven lossy compression over traditional methods. - The same file was also transmitted wirelessly over LoRa radio, taking 90 minutes per song.
- Meta's EnCodec neural audio codec compressed a 2.9MB MP3 song to 21KB, a 1000x reduction.
- The compressed audio was printed as eight QR codes on paper, creating a 'paper cassette'.
- Playback requires a neural network to decode the latent tokens back into audio.
- The 21KB file was also transmitted wirelessly between ESP32 boards using LoRa radio.