From: Raymond Yau <superquad.vortex2@gmail.com>
To: Tom Yan <tom.ty89@gmail.com>
Cc: ALSA Development Mailing List <alsa-devel@alsa-project.org>
Subject: Re: [PATCH - alsa-lib 1/1] add surround21 for Echo3G devices
Date: Mon, 18 Jan 2016 17:54:41 +0800 [thread overview]
Message-ID: <CAN8cciafE=3=Ex7OO9tykJ_NW+XjmziKJD0T=h1aJ5d1DM+rGQ@mail.gmail.com> (raw)
In-Reply-To: <CAGnHSE==FT8S+A6V197Q93DaMGEm3fYZ9qbo0eKVKdHbJZhGLw@mail.gmail.com>
>
> Compare these these two conf:
>
http://git.alsa-project.org/?p=alsa-lib.git;a=blob;f=src/conf/cards/SB-XFi.conf;h=eb2218bfdcc704e4bf39e0e0c21539ee7f9ff8f8;hb=HEAD
>
http://git.alsa-project.org/?p=alsa-lib.git;a=blob;f=src/conf/cards/CA0106.conf;h=2f0eaf0afdc8dc826cbd3722b61cdb3310ca07f0;hb=HEAD
>
> BOTH of them shows that the four "stereo" ports they have exist as
> "device", but the SB-XFi.conf does not use the multi plugin to bind
> them to provide a surround PCM like CA0106.conf; instead it can simply
> use the "front" PCM, apparently.
These two cards are different, emu10k1 have "rear" device, "centerlfe"
and "side" devices
but they use multi plugin instead of surroundxx use pcm.front
SB-XFi.pcm.surround40.0 cards.SB-XFi.pcm.front.0
SB-XFi.pcm.surround51.0 cards.SB-XFi.pcm.front.0
SB-XFi.pcm.surround71.0 cards.SB-XFi.pcm.front.0
next prev parent reply other threads:[~2016-01-18 9:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-16 19:05 [PATCH - alsa-lib 1/1] add surround21 for Echo3G devices tom.ty89
2016-01-16 19:17 ` Tom Yan
2016-01-17 13:49 ` Tom Yan
2016-01-17 16:12 ` Raymond Yau
[not found] ` <CAGnHSEmG_9DLW6EQS2229Kq9hDF-u0J01gJXP6ozdr67Zrsb_g@mail.gmail.com>
2016-01-18 1:50 ` Raymond Yau
2016-01-18 6:17 ` Tom Yan
2016-01-18 6:50 ` Raymond Yau
2016-01-18 8:30 ` Tom Yan
2016-01-18 9:54 ` Raymond Yau [this message]
2016-01-18 15:11 ` Tom Yan
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