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Re: What is the AudioStreamBasicDescription(asbd) for a wav file
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Re: What is the AudioStreamBasicDescription(asbd) for a wav file


  • Subject: Re: What is the AudioStreamBasicDescription(asbd) for a wav file
  • From: "Paul Sanders" <email@hidden>
  • Date: Fri, 9 Jul 2010 16:03:07 +0100

> I use the EAFWrite class from the iPhone version of the DIRAC LE
> project (first link on http://www.dspdimension.com/download/). This
> works perfectly for all popular file formats and you can interface
> with it using float arrays instead of ABLs.
>
> just my 2 cents
> --th

The Extended Audio File Services routines are not hard to use though, once you learn how to set things up for any particular file format, and you can choose a 'client data format' to suit yourself so life is good in that department.  The advantage of going this route, of course, is that you avoid a dependency on any additional frameworks.  Or maybe you can just include the EAFWrite class in your source tree, that would be OK.
 
I am, however, extremely pleased to be directed to some decent, free, pitch-shifting code.  That is very cool, thank you th.

What's an ABL?  ... OK, I got it: AudioBufferList.  Yeah, they're a bit of a nuisance.  Read and write from a simple buffer is what most people want at that level.  I just have a little wrapper class (trivial, almost) of my own to hide that stuff.  Maybe I just reinvented the wheel there.

Regards,

Paul Sanders.
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References: 
 >What is the AudioStreamBasicDescription(asbd) for a wav file (From: Sanoj Nambi <email@hidden>)
 >Re: What is the AudioStreamBasicDescription(asbd) for a wav file (From: "Paul Sanders" <email@hidden>)
 >Re: What is the AudioStreamBasicDescription(asbd) for a wav file (From: tahome izwah <email@hidden>)

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