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by pacmansyyu 2592 days ago
Thank you! these are very cool.

> you can save some bandwidth in exchange for recording quality by using high compression of Speex algo

how about using opus[0], the comparison chart[1] shows that opus is supposedly significantly better even at a lower bitrate.

[0]: https://www.opus-codec.org/

[1]: https://www.opus-codec.org/comparison/

3 comments

actually I encoded the files to 4kbps but opus goes only to 6kbps?
http://www.rowetel.com/wordpress/?page_id=452 is a bit more exotic but should sound way better even though it caps out at 3.2 kbps.
Impressive, the Codec 2 can go down to 0.7kbps! http://www.rowetel.com/downloads/codec2/hts1a_700c.wav
Codec2 has even lower vitrate modes than speech or opus.
wow, looks very good! It seems it my have even better support in players. I should try it out.