If you want to stay on S60 Symbian, like it seems to me, again the APS provide you also the G729 codec: http://wiki.forum.nokia.com/index.php/Audio_Proxy_Server APS supports audio streaming using the following codecs: AMR G711 G729 iLBC Fabio Manoj Kumar Joshi wrote: > Ok..i guess open g729 is a bad idea. I guess i will go ahead with the > apprroach you suggest. However I tried to compile with IPP code and getting > issues ...may be i am missing somthing. > First i got usc*.h files issues which were solved when i copied these files > ....after that i am getting ippcore.lib issuess...do i need to download this > file from somewhere else? >