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Re:Lyra V2 – a better, faster, and more versatile speech codec by bjt2n3904 on Friday September 30, 2022 @08:01PM (#33042284)
I believe codec2 is pretty easy computationally. The M17 project uses it IIRC, and implements it on an STM32.
Re:Lyra V2 – a better, faster, and more versatile speech codec by CharlesW on Friday September 30, 2022 @08:04PM (#33042303)
That'd be a good choice except for the requirement to support non-speech audio.