look for the ITU G729 Annex, http://www.itu.int/home/index.html
over here you can find the free source code and the specification to

for 8Khz and 16bit sample,
Look For G711, G729, G728

and for the 16Khz and 16bit sample,
Look For G722

Any probs mail us back

Regards
Ranjeet Gupta

On Wed, 21 Sep 2005 anona_ahmed wrote :
>hi all:
>i have a speech file 8KHZ and 16bit/ sample, 128kbps.
>what's the convenient CELP algorithm for this bit rate for the best
>quality.
>where can i find the souce code or the application and also for the
>MELP algorithm.
>Thanks,
>Ann
>
>BR> >.