I'm using miniAiff in my project which can extract this information
from the AIFF file:
http://www.dspdimension.com/admin/miniaiff/
Far more easy to use than the Apple API.
--th
2009/7/21 Doug Wyatt <email@hidden>:
>
> On Jul 21, 2009, at 9:36 , Peter Meier wrote:
>
> Hi all,
> I'm using the Audio File Services API to get information like loop markers
> and so out of some AIFF files .
> For marker informations one can use kAudioFilePropertyMarkerList.
> But how can I get the root key ( the midi key that correspond to the
> original pitch of the AIFF file like e.g the EXS24 uses it )?
> It looks like there is no chunk for that.
>
> If you use AudioFileCountUserData / AudioFileGetUserDataSize /
> AudioFileGetUserData to walk through the chunks, do you encounter the
> InstrumentChunk? (see the ancient AIFF.h)
> Doug
>
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