[alsa-devel] Audio quality issues with dmix plugin

Rene Herman rene.herman at keyaccess.nl
Wed Nov 7 23:03:04 CET 2007

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...


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