[Speex-dev] What does SPEEX_SET_COMPLEXITY do?

[Jean-Marc Valin]

> According to the manual SPEEX_SET_COMPLEXITY sets the allowed CPU usage for 
> the encoder. I've tried changing the complexity from 1 to 10 to see if I 
> were able to notice any difference in sound quality but I have not. 
> Shouldn't the effect of a high complexity increase the sound quality?

In most cases (not all), the effect is very small and cannot always be
heard. The only case I've seen where it makes an important difference is
when encoding DTMF at 8 kbps.

	Jean-Marc

> Kind regards
> 
> Bjoern
> 
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-- 
Jean-Marc Valin <Jean-Marc.Valin at USherbrooke.ca>
Université de Sherbrooke