How to make Kmix work with OSSv4 in KDE 4.2.2 ?

Christian Esken esken at
Mon Apr 20 21:42:51 BST 2009

Am Mittwoch, 15. April 2009 schrieb Helio Chissini de Castro:
> On Terça-feira 14 Abril 2009, Kevin Zhao wrote:
> > I use ossv4 instead of alsa because apparently OSS4 works much better than
> > alsa in term of system resource consumption, sound quality as well as
> > features.
> >
> > But kmix in this new release KDE 4.2.2 doesn't support ossv4, when you open
> > kmix it's blank, with NO sliders. I have been googling about this for a
> > while, and couldn't find any good solution. It seems it's a known problem
> > since 2007, I am just wondering is there any easy to make kmix work with
> > oss4?
> >
> > Thanks a lot, guys, KDE 4.2 is fantastic!
> Well, no luck at this time fro OSS4.
> Original code remounts from old OSS, and current kmix handles "per mixer 
> driver" entries, so we have alsa post 0.9, sun os mixer, old oss at last.
> We way behind to add support for things like pulse, windows ( don't have sure 
> if it's possible), and OSS4, so we have a work to do.
> There's a proposal in summer of code to revamp some of this handling code and 
> touch pulse issues, and other irc genius ideas from solid guys, but not too 
> much beyond that.


the patch for KDE3 to support OSS4 was added in in December 2008 to KDE3.

For getting it into KDE4, please read .
It "just" needs somebody to uses OSS4 and who can adjust the patch.


Things should be made as simple as possible, but no simpler. 
  - Albert Einstein

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