[speex-dev] compression rate

[Jean-Marc Valin]

The problem is that you sent Speex 8-bit input, while it expects 16
bit-linear input.

        Jean-Marc

> I am very fresh man at CODEC part..
> I wanna know SPEEX's compression rate..
> to say , I tested wav file at 8000 Hz, 8bits to spx file.. I hoped 1/16 compression rate more..
> but,, the result was not good for me..  
> to say example..  I made wav file of 254Kb at 8000Hz , 8bits ...and then encode that file..
> the result was that spx file of 33.7Kb  is made... so, I though that compression rate is 33.7 / 254 .. about 1/8..
> and,,, there was noise in decoded file...
> of course,, that result may be wrong because of my wrong method... 
> could you let me know the best compression rate of SPEEX and parameter setting of  good quality , good compression rate ?

-- 
Jean-Marc Valin, M.Sc.A., ing. jr.
LABORIUS (http://www.gel.usherb.ca/laborius)
Université de Sherbrooke, Québec, Canada


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