[Libav-user] PCM interleaved audio

Paul B Mahol onemda at gmail.com
Thu Nov 25 10:03:19 EET 2021

On Thu, Nov 25, 2021 at 3:38 AM william keeling <WilliamKeeling at hotmail.com>

> Does anyone have an example of encoding PCM interleaved audio stream?
> I can  encode the stream if I manual un-interleave the PCM samples and
> put them in R/L planes.  I am using
> “avcodec_find_encoder(AV_CODEC_ID_PCM_S32LE_PLANAR)” for my manually
> un-interleaved stream and “avcodec_find_encoder(AV_CODEC_ID_PCM_S32LE)” to
> the native interleaved stream.  I am not sure what else I need to do to
> define the stream as 2 channel interleaved stream.

For converting between interleaved vs noninterleaved it can be done
manually or via libraries like libswresample of libavfilter.

> Thanks
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