[speex-dev] decoder give me values over 32000!

Jean-Marc Valin Jean-Marc.Valin at USherbrooke.ca
Mon Apr 12 09:53:58 PDT 2004

>     we are using  speex 1.0.3 under windows.  We code samples with 
> values from  -32.000 to 32.000 (signed short), but when we decode these 
> samples the values range from -45.000 to 45.000.
>     What is the problem?

I'd say the main problem is that you should have the input be that close to the
bounds. The behaviour is probably normal (though a bit more extreme than usual)
giving that Speex is lossy and it's the perceptual quality that counts. I
suggest you just set your input level lower.


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