[PATCH] Updates the wine alsa driver to the new alsa api. No functionallity changes.

[Roderick Colenbrander]

If you plan to rewrite parts of winmm/dsound it might be better to do it
like Win2k/WinXP do it using "kmixer". This seems to be a redesign of the
whole windows sound stuff.

regards,
Roderick

> Mike Hearn wrote:
> 
> >On Fri, 2004-05-07 at 19:56 +0000, James Courtier-Dutton wrote:
> >  
> >
> >>I have been working on improving wine support for alsa, but have run 
> >>into some problems. Windows sound api is so incredibly bad. :-(
> >>    
> >>
> >
> >Well, you don't work on Wine for the joy of working with the best
> >tools ...
> >
> >  
> >
> >>I might just work on getting DirectSound working, and the get winmm to 
> >>use direct sound instead of winmm using the sound card directly.
> >>    
> >>
> >
> >I'm pretty sure that's the wrong way around. DirectSound is implemented
> >on top of WinMM for a reason: I'm pretty sure that's how it's done in
> >Windows and anyway, we don't want to duplicate drivers.
> >  
> >
> 
> 
> That's counterintuitive to me.  From what I can gather, DirectSound and 
> WinMM is pretty
> intertwined:
> 
> http://kxproject.lugosoft.com/tech.php?language=en   
> 
> So given a choice I'd rather implement a sucky API (WinMM) on top of a 
> not-so-sucky API.
> (DirectSound).
> 
> Compare how we do it with Direct3D... we don't implement the same 
> structure internally
> as Microsoft do. If we did, we could use Microsofts Direct3d.dll (or 
> whatever it's name is)
> and implement our "drivers" against that. Instead we just bypass it 
> all... AFAIK.
> 
> Also consider that DirectSound is supposed to be somewhat low latency. 
> Then it
> maybe isn't the best thing to insert another API in between Linux and 
> DirectSound.
> (But this might not matter in practice.)
> 
> 
> >  
> >
> >>We need to get to a single API between sound hardware and windows apis.
> >>    
> >>
> >
> >Yes, that is WinMM
> >
> >  
> >
> >>I think winmm should work over directsound ok. I just need to look into 
> >>what ASIO does now.
> >>    
> >>
> >
> >I think ASIO loads kernel drivers and bypasses the whole thing.
> >  
> >
> 
> Yes... Wine should be possible to emulate it nevertheless?
> 
> 
> 
> regards,
> Jakob
> 
> 

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