Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 7 Aug 2018 11:17:01 +0200
From:      Hans Petter Selasky <hps@selasky.org>
To:        =?UTF-8?Q?Goran_Meki=c4=87?= <meka@tilda.center>
Cc:        freebsd-multimedia@freebsd.org
Subject:   Re: Choppy audio using virtual_oss
Message-ID:  <95ed28ae-57a4-ede0-274c-3ae863d4eb0b@selasky.org>
In-Reply-To: <20180807085240.mcyaj2siqwtydjyj@hal9000.home.meka.rs>
References:  <20180807003145.7m55dlakppucpkt2@thinker.home.meka.rs> <57293b09-97c6-8b89-24eb-2497529f2ba5@selasky.org> <20180807085240.mcyaj2siqwtydjyj@hal9000.home.meka.rs>

next in thread | previous in thread | raw e-mail | index | archive | help
On 08/07/18 10:52, Goran Mekić wrote:
> It gives best results so far, as ardour chops less, but it still does it
> few times per second, not a constant "rrrrr" sound on top of mix.

Try to use 4 ms buffering, both hardware and software.

What is the buffer settings for ardour. I've seen some silly OSS 
applications which put one and one sample by write() request to 
/dev/dsp. I will not work.


Can you ktrace ardour and see how many bytes it is writing at a time to OSS?

--HPS



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?95ed28ae-57a4-ede0-274c-3ae863d4eb0b>