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Date:      Mon, 29 Mar 2021 09:38:05 +0200
From:      Hans Petter Selasky <hps@selasky.org>
To:        Softwafe Engineer <timsofteng@gmail.com>, freebsd-multimedia@freebsd.org
Subject:   Re: Distorted sound with external usb-device and bitperfect
Message-ID:  <d7d15f35-f363-44df-bf05-c2253a5307d1@selasky.org>
In-Reply-To: <CAP7bFfBhoHQXV%2BzpW3Sm%2BLcJh77U=KBoZzhJ6oxCxBABx3UPwQ@mail.gmail.com>
References:  <CAP7bFfBhoHQXV%2BzpW3Sm%2BLcJh77U=KBoZzhJ6oxCxBABx3UPwQ@mail.gmail.com>

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On 3/28/21 9:04 PM, Softwafe Engineer wrote:
> Hello. I have Motu m2.
> Freebsd 13 rc3 is installed on my laptop.
> I'm trying to send bitperfect audio to usb interface but unfortunately get
> distorted and dirty signal.
> 
> I seted
> dev.pcm.3.play.vchans=0
> dev.pcm.3.bitperfect=1
> 
> 
> What do I do wrong?

Can you show dmesg?

What application is this?

Did you try virtual_oss ?

--HPS




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