[Speex-dev] Questions about the resampler

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Wed Dec 12 14:03:51 PST 2007


Mihai Balea a écrit :
> Hi all,
> 
> I have a couple of questions about the speex resampler:
> 1.  Can a resampler state be used to process frames belonging to several
> audio streams? I would guess that there is information about the audio
> streams stored in the state so the answer is no, but it would be good to
> have some confirmation.

You need to either use multiple resamplers, or use one with multiple
channels.

> 2.  What is the best way to reset a resampler state?
> speex_resampler_reset_mem appears to do it, but it is not documented
> anywhere so again, it would be good to have some confirmation.  I guess
> another way would be to simply destroy the state and create a new one.

Both are OK.

	Jean-Marc


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