linux-kernel - Re: [Bisected] ALSA: snd-usb: New streaming logic causes distortions on Burr-Brown DAC

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Message-ID: <20120608175043.GA5109@cucamonga.audible.transient.net>
Date:	Fri, 8 Jun 2012 17:50:43 +0000
From:	Jamie Heilman <jamie@...ible.transient.net>
To:	Markus Trippelsdorf <markus@...ppelsdorf.de>
Cc:	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
	zonque@...il.com, tiwai@...e.de
Subject: Re: [Bisected] ALSA: snd-usb: New streaming logic causes distortions
 on Burr-Brown DAC

Markus Trippelsdorf wrote:
> I hear distortions on my Burr-Brown USB DAC whenever the (software)
> volume is set to some value lower than 100% in mpd. The lower the volume
> the bigger are the resulting distortions.

see patch: http://marc.info/?l=linux-kernel&m=133905533312625&w=2

You're probably getting distortion because mpd decided it would use
a stream format that's only 8bit.


-- 
Jamie Heilman                     http://audible.transient.net/~jamie/
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