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Re: vBigDSP FFT
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Re: vBigDSP FFT


  • Subject: Re: vBigDSP FFT
  • From: john <email@hidden>
  • Date: Tue, 13 Jul 2004 18:44:04 -0400

Hi Aristotel,

You might want to consider using Apple's Accelerate framework (formerly veclib) instead, specifically vDSP. I was using the vBigDSP for a while since it was easier to use (at least for me), but then I switched to veclib and the performance increase was tremendous.

Check this link, there's some helpful sample code:

http://developer.apple.com/hardware/ve/vector_libraries.html

As for your error, it sounds like you are using Codewarrior? With xcode, just adding the Carbon framework should work. With CW, you might need to check your search paths and make modifications as necessary.

-- John


Hello, this is not a question about AudioUnits (more of a programming/compile errors) but I have noticed in the archives that people have used vBigDSP before. I am trying to add Apple's vBigDSP to my program. The vBigDSP has the following:

#include <errors.h>
#include <math.h>
#include <MacMemory.h>

#include "vBigDSP.h"

When I try to compile it, it cannot find errors.h and MacMemory.h

I searched the finder and noticed that there is no "errors.h" but there is "Errors.h". I tried to change the include line in the code to "Errors.h" but it still gives me the error: "vBigDSP.c:72:20: Errors.h: No such file or directory"

The file MacMemory.h also is found in the finder but the compiler cannot find it.

In fact there are several copies of both MacMemory.h and errors.h in different directories on the computer.

Has anybody else had this problem? And if so, how did you go about fixing it?

I should also say....funny thing is that the code also includes <AltiVec.h>. The compiler doesn't give me problems about it. But...the file does not exist on the hard drive! How does it give me a compiler error for the files that do exist and no compiler error for the files that don't exist?

Thank you in advance. 8-)
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References: 
 >vBigDSP FFT (From: Aristotel Digenis <email@hidden>)

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