From: Daniel Mack <zonque@gmail.com>
To: Zhang wei <zhangwei@vimicro.com>
Cc: ALSA development <alsa-devel@alsa-project.org>,
broonie@opensource.wolfsonmicro.com, lgirdwood@gmail.com
Subject: Re: 答复: how to combine mutil-channel in playback or capture?
Date: Fri, 22 Mar 2013 10:27:48 +0100 [thread overview]
Message-ID: <514C2414.90402@gmail.com> (raw)
In-Reply-To: <6B947C8AC4195040A8C6876A496C644A081956F9@BJ-MAIL-04.vimicro.com>
On 22.03.2013 10:23, Zhang wei wrote:
> Thank you. Yes,you're right. I need 4 different stereo Codecs at
> least more than one on my board and i think that will be more funy
> than 1 Codec.In this case ,the struct snd_soc_card will be
> initialized as following: Struct snd_soc_card test_card= {
> .name=”Test Card”, .dai_link=&test_dai_codecs, .num_links=4; } As a
> result ,there would be 4 devices named pcmC0Dnp(n=0,1,2,3) under the
> directory /dev/snd. I wounder how and who combines the multi-channel
> audio data togother? Is it the plugin ?
Yes, you can use the alsa userspace for that.
See http://www.alsa-project.org/main/index.php/Asoundrc
Daniel
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next prev parent reply other threads:[~2013-03-22 9:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-22 8:08 how to combine mutil-channel in playback or capture? Zhang wei
2013-03-22 8:20 ` Daniel Mack
[not found] ` <6B947C8AC4195040A8C6876A496C644A081956F9@BJ-MAIL-04.vimicro.com>
2013-03-22 9:27 ` Daniel Mack [this message]
[not found] ` <6B947C8AC4195040A8C6876A496C644A08195768@BJ-MAIL-04.vimicro.com>
2013-03-22 10:19 ` 答复: 答复: " Daniel Mack
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