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Re: Getting Default Output Device gives a strange answer
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Re: Getting Default Output Device gives a strange answer


  • Subject: Re: Getting Default Output Device gives a strange answer
  • From: Andrew Kimpton <email@hidden>
  • Date: Tue, 14 Nov 2006 15:11:16 -0500

Quoting Jeff Moore <email@hidden>:

A value of 0 for an AudioDeviceID is defined in AudioHardware.h to be
kAudioDeviceUnknown. In this context, it is to be taken to mean that
there is currently no device capable and/or willing to be the default
device currently.

Also, not having a default device when asked is not an API error, hence
no error code will be returned.

Ok - that makes sense - but leads to the next question :

Under what circumstances would I not have an output device on an Intel Mac Mini with only it's built in audio hardware ? is it related to a previously aborted Hog mode state ? Is there a programatic recovery method or must I (and any user in a similar state) reboot (or run AMS to reset things ?)

Andrew 8-)


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References: 
 >Getting Default Output Device gives a strange answer (From: Andrew Kimpton <email@hidden>)
 >Re: Getting Default Output Device gives a strange answer (From: Jeff Moore <email@hidden>)

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