Date: Wed, 02 Nov 2005 12:12:32 +0100
Message-ID: <s5hzmon717j.wl%tiwai@suse.de>
From: Takashi Iwai <tiwai@suse.de>
To: Narayan Desai <desai@mcs.anl.gov>
Cc: linux-kernel@vger.kernel.org
Subject: Re: alsa 2.6.14 record problem
In-Reply-To: <87d5ljpuu8.fsf@topaz.mcs.anl.gov>
References: <87d5ljpuu8.fsf@topaz.mcs.anl.gov>
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At Tue, 01 Nov 2005 21:55:11 -0600,
Narayan Desai wrote:
> 
> Hi. I am running 2.6.14 on a shuttle sn41g2. I have a bttv card setup
> with a cable connection into the cd input on the nforce audio. I
> upgraded from 2.4.30 directly to 2.6.14. This included the switch from
> OSS to ALSA. This setup previously worked with mythtv flawlessly. 
> 
> After the upgrade, (now using snd_intel8x0) recording from /dev/dsp
> works fine, except if I have audio playing at the same
> time. Recordings made while audio playing have the correct audio on
> the left channel, but the right channel includes whatever was being
> played during recording.
> 
> Is this a driver bug or do I have alsa mixer settings wrong? This
> seems like a odd occurrence, even with mixer settings wrong.

I guess the latter.  You can choose a different capture source for
each left/right channel.  The right channel seems to be selected to
"Mix" in your case.


Takashi
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