[Alsa-user] Re: [Alsa-devel] [RFC] Zero-conf ALSA

[Takashi I. <ti...@su...>]

At Wed, 14 Dec 2005 17:27:01 -0500,
Lee Revell wrote:
> 
> On Thu, 2005-11-24 at 11:28 +0100, Takashi Iwai wrote:
> > > Can #2 be solved by having dmix prefer power of two period/buffer
> > sizes
> > > for the slave hw PCM by default?  AFAICT this should work unless an
> > ALSA
> > > app has opened the device first and set an incompatible buffer size.
> > 
> > It's not so easy, unfortunately.  We'll need to fix to allow dmix the
> > arbitrary period/buffer sizes.  As long as the constraints of slave
> > PCM perido size exists, power-of-2 cannot be applied. 
> 
> Is the power of 2 period size restriction imposed by OSS, or dmix?

It's OSS.


Takashi