[Speex-dev] VAD CPU usage
jean-marc.valin at usherbrooke.ca
Thu Apr 17 05:42:34 PDT 2008
Sounds strange. Can you reproduce the problem with speexenc/speexdec? If
so, can you send a short file that triggers that along with the exact
Jozsef Vass a écrit :
> Hi Jean-Marc
> I am using speex in my voip app (wideband mode). I
> have noticed that when VAD kicks in, CPU considerably
> increases (bitrate decreases to 4 kbps). It takes
> about 7 ms to encode one frame versus 0.5 ms (for
> speech). This happens regardless preprocessor is used.
> Although the issue seems to be driver dependent, it
> occurs on XP, Vista and Mac OS X.
> Besides complexity and quality, this is the only
> parameter set for encoder.
> We use the latest released version, 1.2beta3.
> Are you aware of any possible problem in VAD?
> Be a better friend, newshound, and
> know-it-all with Yahoo! Mobile. Try it now. http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ
> Speex-dev mailing list
> Speex-dev at xiph.org
More information about the Speex-dev