[alsa-devel] Audio quality issues with dmix plugin

Pharaoh . pharaoh137 at gmail.com
Thu Nov 8 07:49:16 CET 2007


On Nov 8, 2007 3:33 AM, Rene Herman <rene.herman at keyaccess.nl> wrote:

> On 07-11-07 09:49, Pharaoh . wrote:
>
> > I changed alsa.conf so that dmix does 44.1kHz and tried, without dmix
> > 44.1 and 48kHz files sound 'awesome' but with dmix some clicks appear
> > at both the rates. Going ahead, I recorded a 8Khz mono sound using my
> > driver and played it back without dmix, it plays without any clicks,
> > but use dmix and clicks appear. So basically,
> > clicks appear at all the sample rates with dmix and without it I could
> > play all the sample rate files well since my hw supports hw
> > upsampling.
>
> Okay -- I don't even use dmix, so will defer to someone else. If there's
> anything special about your driver/hardware such as non-interleaved PCM
> and/or endianness conversions this is probably the time to say so...
>
> Rene.
>
No issues as endianness or non-interleaved pcm.


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