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Re: Getting audiofile to recognize third-party codecs
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Re: Getting audiofile to recognize third-party codecs


  • Subject: Re: Getting audiofile to recognize third-party codecs
  • From: patrick machielse <email@hidden>
  • Date: Wed, 26 Mar 2008 14:10:27 +0100

Op 26 mrt 2008, om 13:26 heeft William Stewart het volgende geschreven:

On Mar 24, 2008, at 4:00 PM, Jens Alfke wrote:

On 24 Mar '08, at 1:09 PM, William Stewart wrote:

It can do this just fine - for instance, you can go get the MP3 or
FLAC audio codecs and once they are in the system, any tools that
use the AudioFile APIs will find these formats and you'll be able
to add them, etc to audio files, and play these formats with audio
queues

Are such things available? It's kind of awkward that Mac OS doesn't come with an MP3 encoder. I've found LAME packaged as a framework, but it'd be nicer to have a component that plugged into the regular audio APIs.

A quick google didn't turn up anything, but if you or anyone else
have links, I'd appreciate them.

Lame is available as an audio codec - we worked with them to make sure it works correctly and from our last rev with them everything seemed fine to me.

This link might be useful: http://www.kjams.com/wiki/index.php/Lame

I've used LAME directly in a project and it's very easy to integrate it with (for instance) a render callback on an audio unit. I've also had to fiddle with the quality settings to make it really reliable, but on the whole it's very usable.

The mp3 license situation is still murky though, which is probably why Apple only licensed iTunes and not a framework.

patrick
--
Hieper Software
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