Audio mixer and mixer control

[Theron]

On 2020-04-11 04:20, O'Connor, Daniel via freebsd-stable wrote:
>> virtual_oss(8) seems to do exactly what I was looking for regarding "mixing". No idea how cuse(3) comes into play, seems to be not as native as I prefer things.
> Yes, it does - I haven't used it but it looks like what you want.
>
> cuse is for allowing device drivers in user land, I don't think it's required for virtual_oss, just that the same author wrote both :)
Cuse is required for virtual_oss (to implement OSS /dev/dsp interface), 
and it is indeed part of base FreeBSD, just not loaded into kernel by 
default.