[Serusers] G723.1 vs G729

Jorge Crichigno jcrichigno at conexion.com.py
Fri May 27 22:03:23 CEST 2005


Yes, iLBC has the following variants:

-------------------------------------------------------------------
iLBC - 30 ms (one packet each 30 ms)

  RTP payload: 50 bytes  -->  Transmition rate: 13.3 Kbps 
  RTP: 62 bytes
  UDP: 70 bytes
  IP:  90 bytes --> Transmition rate: 24 Kbps
  
-------------------------------------------------------------------
iLBC - 20 ms (one packet each 20 ms)

  RTP payload: 38 bytes --> Transmition rate: 15.2 Kbps 
  RTP: 50 bytes
  UDP: 58 bytes
  IP:  78 bytes --> Transmition rate: 31.2 Kbps

-------------------------------------------------------------------

El vie, 27-05-2005 a las 09:45, Juha Heinanen escribió:
> Jorge Crichigno writes:
> 
>  > In the following link there is a comparison between some codecs
>  > 
>  >    http://www.speex.org/comparison.html
> 
> iLBC has also 20 ms mode which is not listed in the table.
> 
> -- juha




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