From mboxrd@z Thu Jan  1 00:00:00 1970
From: Clemens Ladisch <clemens@ladisch.de>
Subject: Re: ALSA lib pcm.c:2175 snd_pcm_open_conf) symbol
 _snd_pcm_plug_open is not defined inside [builtin]
Date: Tue, 07 Sep 2010 13:19:39 +0200
Message-ID: <4C861FCB.3080502@ladisch.de>
References: <AANLkTimybMC1f_eB04G0-WeOoCapKBeeKGR7wXO3GxWm@mail.gmail.com>
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To: asim khan <khan.asim.2009@gmail.com>
Cc: tiwai@suse.de, alsa-user@lists.sourceforge.net, alsa-devel@alsa-project.org
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asim khan wrote:
> *ALSA lib pcm.c:2175 snd_pcm_open_conf) symbol _snd_pcm_plug_open is not
> defined inside [builtin]
> cannot open audio device plughw:0,0 (No such device or address).*

alsa-lib's configure script has the option --with-pcm-plugins=... to
specify which plugins should be included.  In your case, the plug
plugin was obviously not included in this list.

(Many embedded application do need the automatic sample rate/format
conversion and use the "hw" device.)


Regards,
Clemens