Date: Tue, 7 Aug 2018 11:22:04 +0200 From: Goran =?utf-8?B?TWVracSH?= <meka@tilda.center> To: Hans Petter Selasky <hps@selasky.org> Cc: freebsd-multimedia@freebsd.org Subject: Re: Choppy audio using virtual_oss Message-ID: <20180807092204.opswsmebt3tohsvj@hal9000.home.meka.rs> In-Reply-To: <95ed28ae-57a4-ede0-274c-3ae863d4eb0b@selasky.org> References: <20180807003145.7m55dlakppucpkt2@thinker.home.meka.rs> <57293b09-97c6-8b89-24eb-2497529f2ba5@selasky.org> <20180807085240.mcyaj2siqwtydjyj@hal9000.home.meka.rs> <95ed28ae-57a4-ede0-274c-3ae863d4eb0b@selasky.org>
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--ckfquzmdwb4smqre Content-Type: text/plain; charset=utf-8 Content-Disposition: inline On Tue, Aug 07, 2018 at 11:17:01AM +0200, Hans Petter Selasky wrote: > Try to use 4 ms buffering, both hardware and software. What does it mean in terms of commands to run? -s 354 for virtual_oss and -p 345 for jackd? > 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? Ardour doesn't have those settings, as it uses jack for that. Should I try ktrace the jackd process? Thanx! Regards, meka --ckfquzmdwb4smqre Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE1WIFkXy2ZeMKjjKEWj1TknovrLYFAltpZLgACgkQWj1Tknov rLZ7vQ//eo7rxKpuO1TTlIIBXF9GonYalDQcc+Wlo1CS4B2bQhyn2vcSXlxZCULm EM1zYMlvd+W8ueWrr9CkoQMzIKt31mC4nFs10HJ/1IYagiSdsJcZGka5H3arVF8I X3igbJ+txBerPIr8LQXCrYiVS53AsBlkOfSAR4IPoachzWuCnaldOjiaxjGgIT+J 2/aeK5OoErZ5RYUG+aFURATjX8WnbEbYjhkyMB6Iycb7AIPGZ2u1ZfEuRPpNUdcK 6IspYoa65Ywyu2vtItQaBrqaGzrNhL8KwUaux8mjw/6Yxgywoja21MBXATJj5CVD 3DZzj271BHTx05dK0ulUgxNjA970XRUwgi35RfbEo2D8NrUB0TBISnxihAFqAHxX j/5eXtrspWno1kJbufSDFyAiK0ZR3xyvaqwskIVnsRm5ARgQjw08xQjLvNLQJOu2 xJ5Jfkk61Dvz1iFpVjVGmKr6tfqmXditMcs090jBHa7ctGqVrtGq14l8p+o9gA8Y j56Exv8/nuCip58XbQAl/pf81QA1h4+JFbSa3/EKoAyHxObAJH3dHyf+DXO71BgH fr9jbFEnh62DdSQsdVUnIwt3NveFhgDHxoFYhIpZYkWt1qzy4StfR+HHtwTNZHev I7qRXl4lPsk++7SpMXwdYPXsPREchi4P3vTlwQYdtBbwfsLvZxk= =Jc5X -----END PGP SIGNATURE----- --ckfquzmdwb4smqre--
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