[Speex-dev] Echo Cancellation, what format does the .sw files have

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Thu Aug 21 20:36:13 PDT 2008


The files are simply signed shorts (16-bit) in the same endianness as
the machine on which they were produced.

	Jean-Marc

Gunnar Karlsson a écrit :
> Hi
> 
> I’m debugging why echo cancellation does not work in my app using the
> DUMP_ECHO_CANCEL_DATA flag.
> 
> What format does the data I receive have, looks like 16bit integers just
> dumped but when plotting it in MATLAB I do not get a raw audio data
> signal I expected.
> 
>  
> 
> Kind Regards
> 
> //Gunnar
> 
>  
> 
> **Gunnar Karlsson **
> 
> **HotSwap Stockholm AB **
> 
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> 
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> 
>  
> 
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