[Freeswitch-users] Acoustic Echo Cancellation on Freeswitch side

cmrienzo at gmail.com cmrienzo at gmail.com
Thu Mar 29 18:46:34 MSD 2012


Oslec is a line echo canceller and its license is incompatible with FreeSWITCH.  Acoustic echo cancellation needs to be done by the handset.  

Speex preprocessor has an echo canceller, but I don't know how good it is. 

On Mar 29, 2012, at 10:37, Bzzz <lazyvirus at gmx.com> wrote:

> On Thu, 29 Mar 2012 18:56:44 +0500
> Imran Moinuddin <imran.moinuddin at nexdegree.com> wrote:
> 
>> 
>> I was wondering whether there were any echo cancellation alternatives
>> available that could potentially work on the Freeswitch server side.
> 
> May be you should search for: voip echo oslec
> 
>> This is mainly to cater for people that dial into my service using just
>> their laptop microphone + speakers and their client app doesn't support
>> echo cancellation.
>> 
>> I realize that this could be an expensive proposition (from a computational
>> perspective) but curious if the option (commercial or otherwise) exists.
> 
> A (good) commercial proposition should be to ask these people to buy
> a correct headset...
> 
> -- 
> A snake lurks in the grass.
>        -- Publius Vergilius Maro (Virgil)
> 
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