[Haskell-cafe] real-time audio processing [Was: can Haskell do everyting as we want?]

[Don Stewart]

job.vranish:
> + 1
> 
> 
> This is probably the biggest obstacle to using Haskell where I work. (Aviation
> industry, software for flight management systems for airplanes)
> 
> We often need to perform some computations with hard deadlines, say every 20ms,
> with very little jitter.
> Major GC's spoil the fun; It's quite easy to have a major GC take longer than
> 20ms, and currently they are not "pauseable" (nor is it trivial to make them
> so).
> 
> It would be very nice to have some annotation/DSL/compiler-flag that would let
> me run a small block of mostly regular haskell code under hard, real-time
> constraints.
> 
> Hmm, it looks like the HASP project is working on some of this, though I'm not
> sure how portable their work is back to GHC: http://hasp.cs.pdx.edu/
> 

Or look at EDSLs, like Atom:

    http://hackage.haskell.org/package/atom