[speex-dev] silent frame detection
jean-marc.valin at hermes.usherb.ca
Mon May 12 15:06:49 PDT 2003
If I understand your question correctly, you can use the return value of
speex_encode: 1 normally, 0 when you don't need to transmit the frame
Le lun 12/05/2003 à 17:37, Tongbiao Li a écrit :
> Hi all again,
> Thanks for the response to my previous question, Jean-Marc. It was of
> great help.
> Now another problem I encountered:
> How do I detect that comfort noise is being sent out (I have VAD, DTX
> on)? I could not find an API function for it, so tried frame rate.
> For nb, it gives 2950-3950 for silence, however it seems to also give
> low number sometimes even for speech periods. I am wondering if this
> is a property that can be queried ?
> Thank you,
Jean-Marc Valin, M.Sc.A.
Université de Sherbrooke, Québec, Canada
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