drowe67/codec2
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Open source speech codec designed for communications quality speech between 700 and 3200 bit/s. The main application is low bandwidth HF/VHF digital radio.
4 mentions on Hacker News by 3 people: 0 stories, 4 comments · first 2019-12-11 · latest 2024-08-16
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The codec2 project includes an HF OFDM that can be run from a command line. https://github.com/drowe67/codec2
comment by peterbmarks · 2024-08-16 · in The history of orthogonal frequency-division multiplexing (2009) -
…Disk" [2] which I probably would've found if I had started by searching "podcast in a floppy". 1: https://github.com/drowe67/codec2 2: https://auphonic.com/blog/2018/06/01/codec2-podcast-on-flopp...
comment by pilaf · 2024-02-29 · in The floppy disk music scene -
…1.5 kbps speech is impressive, I wonder how it compares with Codec2 https://github.com/drowe67/codec2 or how all three compare to each other, useful for speech recordings, the only problem is that there is no widespread suppor
comment by fsiefken · 2022-10-31 · in Using AI to compress audio files for quick and easy sharing -
…have rates like 450bps, 700bps (Codec2) and 1600bps (LPCNet) https://github.com/mozilla/LPCNet https://github.com/drowe67/codec2 Conceivably one could reach 39 bps with near-realtime speech, tone, inflection and tempo recognition. Put the…
comment by fsiefken · 2019-12-11 · in Disaster.radio: a disaster-resilient communications network powered by the sun