D for Speech and Signal Processing

[ponce]

On Friday, 29 November 2013 at 16:58:47 UTC, Baz wrote:
> In speech recognition you'll mostly use some frequency-domain 
> technics (not to name the fft), so basically if you don't want 
> to trigger a GC pass, don't use build-in array and make your 
> own array using alloc/malloc/free. For the classes it's the 
> same, you can still make your own class allocator/deallocator, 
> like specified in the manual (even if they say it's 
> deprecated). With user managed classes and array you'll avoid 
> most of the GC passes...But it doesn't mean that the most 
> important stuff is: not to allocate in the audio buffer loop.

 From what I hear, Protools for Mac is especially demanding and 
needs no allocation in the audio thread. Some people have 
problems merely by acquiring a lock.