From: Rene Herman <rene.herman@keyaccess.nl>
To: "Pharaoh ." <pharaoh137@gmail.com>
Cc: alsa-devel@alsa-project.org
Subject: Re: Audio quality issues with dmix plugin
Date: Wed, 07 Nov 2007 01:29:27 +0100 [thread overview]
Message-ID: <473106E7.9050601@keyaccess.nl> (raw)
In-Reply-To: <61445c750711060016y1755bd74l87cdc39718b5d226@mail.gmail.com>
On 06-11-07 09:16, Pharaoh . wrote:
> When I play a 44Khz file without using any ALSA plugin like
>
> #aplay -Dhw:0,0 44k.wav
>
> the sound quality is awesome but when I play the same file using dmix,
> clicks are introduced.
>
> #aplay -Dplug:dmix 44k.wav
>
> changing period size and buffer size doesn't help. I am testing my ALSA
> driver on an OMAP850
> based board.
dmix does 48 kHz by default. Does it sound "awesome" when you play a 48 kHz
file directly to hw:0,0? If that also clicks, the problem will be your
driver's handling of the 48 kHz rate -- if not, it'll be the resampling, and
I'll probably need to bow out...
Rene.
next prev parent reply other threads:[~2007-11-07 0:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-06 8:16 Audio quality issues with dmix plugin Pharaoh .
2007-11-07 0:29 ` Rene Herman [this message]
2007-11-07 8:49 ` Pharaoh .
2007-11-07 22:03 ` Rene Herman
2007-11-08 6:49 ` Pharaoh .
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