From: Lennart Poettering <mznyfn@0pointer.de>
To: ALSA Development Mailing List <alsa-devel@alsa-project.org>
Subject: Re: Is there a way to figure out if the clocks of two snd_pcm_t's deviate? (snd_pcm_info_get_sync?)
Date: Wed, 9 Sep 2009 01:13:45 +0200 [thread overview]
Message-ID: <20090908231344.GB32605@tango.0pointer.de> (raw)
In-Reply-To: <alpine.LNX.2.00.0909040831390.20533@eeebox2.perex-int.cz>
On Fri, 04.09.09 08:44, Jaroslav Kysela (perex@perex.cz) wrote:
> All standard soundcards have only one clock source, so if
> snd_pcm_info_get_card() number matches, the streams will most probably
> run in sync.
Hmm, does this also mean that SPDIF output and analog output of the
same sound card stay in sync on most cards?
> I would suggest to match card number as default for used streams and add
> an user option to modify the stream word clock configuration for your
> app.
OK, sounds good.
Lennart
--
Lennart Poettering Red Hat, Inc.
lennart [at] poettering [dot] net
http://0pointer.net/lennart/ GnuPG 0x1A015CC4
next prev parent reply other threads:[~2009-09-08 23:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-03 23:03 Is there a way to figure out if the clocks of two snd_pcm_t's deviate? (snd_pcm_info_get_sync?) Lennart Poettering
2009-09-04 6:44 ` Jaroslav Kysela
2009-09-04 11:44 ` Mark Brown
2009-09-08 23:13 ` Lennart Poettering [this message]
2009-09-04 12:52 ` pl bossart
2009-09-08 23:18 ` Lennart Poettering
2009-09-09 16:03 ` pl bossart
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