Re: play WARN alsa: under-run

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"Peter P." <peterparker@xxxxxxxxxxxx> writes:

> Hi,
>
> I am trying to play back a wav file on a raspberry pi 1 with play from
> SoX v14.4.2. I do get dropouts with the following message:
>
> 	play WARN alsa: under-run
>
> I tried different values of --buffer but am not sure if this is
> respected by the play command, or if it is just about sox's processing
> blocks.
>
> Does anyone know how I can adjust alsa buffer sizes for the play
> command? Furthermore, does the play command support jackd?

The ALSA buffer size tracks the --buffer argument within the constraints
of the driver.  Since the RPi 1 is a rather low-performing system, it is
quite possible that it is simply too slow to keep up regardless of
buffer size.

-- 
Måns Rullgård

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