From: Simon Tremblay <bidou@videotron.qc.ca>
To: alsa-devel@alsa-project.org
Subject: Re: alsa-lib, dmix, and snd_pcm_open_conf function
Date: Thu, 04 Sep 2008 20:27:14 -0400 [thread overview]
Message-ID: <48C07CE2.2020903@videotron.qc.ca> (raw)
In-Reply-To: <Pine.LNX.4.61.0809020749470.9153@tm8103.perex-int.cz>
Jaroslav Kysela a écrit :
> On Mon, 1 Sep 2008, Simon Tremblay wrote:
>
>
>> Hi,
>>
>> I have a problem using dmix on my embedded system (manual installation of
>> alsa-lib 1.0.15)
>>
>> When I play a sound with aplay, it works well.
>>
>> When I try -D dmix or -D plug:dmix parameter, it doesn't work.
>>
>> The output is:
>>
>> aplay: main:547: audio open error: Operation not permitted
>>
>
> strace will help you. I would look to ipc permissions (alsa.conf):
>
> defaults.pcm.ipc_gid audio
> defaults.pcm.ipc_perm 066
Thanks, but I just want to know where I manage that for IPC? I created
an audio group and my /dev/snd/* files are in this group and have 0660
as permissions.
Simon
prev parent reply other threads:[~2008-09-05 0:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-01 17:05 alsa-lib, dmix, and snd_pcm_open_conf function Simon Tremblay
2008-09-01 17:17 ` Simon Tremblay
2008-09-02 5:51 ` Jaroslav Kysela
2008-09-05 0:27 ` Simon Tremblay [this message]
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