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Re:FreeDV – Digital Voice mode for HF radio by throw0101a on Tuesday May 03, 2022 @02:51PM (#31252018)
> That hole is mostly covered by G.729 and AMR-NB.

G.729 seems to be open with many/most patents expiring in 2017.

AMR-NB appears to need licensing, so not as open as Codec2 or Opus.

Regardless: if Codec2 could be pulled up and/or Opus pulled down, then most audio applications could do with really only two libraries.

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