Support G.729 and GSM audio codecs for VOIP

Product requests and ideas
1

Common Voip audio codecs to be implemented :slight_smile:
GSM 06.10
G.729

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2

G729 encoding is not supported by ffmpeg yet:

https://ffmpeg.org//general.html#Audio-Codecs

3

The G729 codec may have a royalty requirement. However, any plans for GSM ?

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4

The G.729 codec is royalty-free since January 1, 2017.

As of January 1, 2017 the patent terms of most Licensed Patents under the G.729 Consortium have expired.

With regard to the unexpired Licensed Copyrights and Licensed Patents of the G.729 Consortium Patent License Agreement, the Licensors of the G.729 Consortium, namely Orange SA, Nippon Telegraph and Telephone Corporation and Université de Sherbrooke (“Licensors”) have agreed to license the same under the existing terms on a royalty-free basis starting January 1, 2017.

For current Licensees of the G.729 Consortium Patent License Agreement, no reports and no payments will be due for Licensed Products Sold or otherwise distributed as of January 1, 2017.

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