[PD] ALSA loopback

Jack jack at rybn.org
Thu Apr 12 16:56:26 CEST 2018


Le 12/04/2018 à 15:06, Jack a écrit :
> Hello,
> 
> Somme interrogation here with ALSA loopback and Pd.
> 
> I used to use ALSA loopback to route audio on my Linux and it works like
> a charm with ffmpeg : I send the audio to hw:1,0,0 and get it on
> hw:1,1,0. And the sound sounds good (no glitch).
> 
> With Pd, it is not the same. First I need to send the sound on hw:1,1,0
> (for instance with ffmpeg) and get it on the card Loopback (in Pd). The
> sound is noisy.
> 
> So, my three questions :
> 
> Why the sound is noisy using Pd and how to solve this ?

Adding latency solves this problem.
++

Jack


> Why I need to send the sound to hw:1,1,0 (and not hw:1,0,0) to get it
> with Pd ? (not a problem actually)
> How can I get access to the other device of Loopback with Pd ?
> 
> It seems I miss something somewhere...
> 
> ++
> 
> Jack
> 
> 
> 
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