[Speex-dev] Speex Resampler Usage

Jean-Marc Valin jean-marc.valin at usherbrooke.ca
Mon Nov 26 05:20:22 PST 2007

Use speex_resampler_process_interleaved_int() if you want to process
stereo. The only thing I don't get is why you want stereo if you're
doing VoIP...


oscar lima a écrit :
> Hi all,
> I am using Speex in a VoIP application and everything is working great.
> Now I am trying to integrate the Resampler  in order to convert data
> input, especially in the Wide Band mode (16 Khz).
> I have seen in the doc that for mono the ChannelID parameter should be 0, but
> How one should call the resampler in the case of PCM stereo data ?
> It is also stated that "It is also possible to process multiple
> channels at once" but I did not find further documentation (I am using
> the Fixed Point implementation). So How to do it ?
> Thanks in advance
> Oscar
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