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Re: Lost cycles - VST vs. AU
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Re: Lost cycles - VST vs. AU


  • Subject: Re: Lost cycles - VST vs. AU
  • From: Johnny Petrantoni <email@hidden>
  • Date: Thu, 17 Jun 2004 21:25:43 +0200

On Jun 17, 2004, at 8:46 AM, email@hidden wrote:

Hello
I am porting our VST 'Bass Line' to Audio Units and the AU seems to be
eating a bit more time, tho its using the exact same processing code. The
VST takes 17% cpu and the AU about 25% (measured with top).
Personally I don't trust top too much, I think that you should take a look with "Shark.app" and see the exact code location of this waste.
also, what hosts are you using?
In RAX this
shows up as an extra click in the cpu measurement for the AU. I already
checked that the compiler flags are set the same. Any ideas?

Thanks,
Mike Janney
www.audiorealism.se
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Johnny Petrantoni, musician, software developer.
ITALY, Rome.

JackOSX (low latency audio server):
http://www.jackosx.com
http://jackosx.sf.net
---
Panda (a modular programming language):
http://xpanda.sf.net
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References: 
 >Lost cycles - VST vs. AU (From: email@hidden)

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