Re: How to find build-in system output device?
Re: How to find build-in system output device?
- Subject: Re: How to find build-in system output device?
- From: Rustam Muginov <email@hidden>
- Date: Tue, 20 Jul 2004 14:43:29 +0400
On 7/20/04 2:07 PM, "David Duncan" <email@hidden> wrote:
>
On Jul 20, 2004, at 04:22 AM, Rustam Muginov wrote:
>
>
> How can I find a build-in system output device?
>
> Is where a recommended way, like search for the device named
>
> "Build-in" or
>
> with manufacturer "Apple"?
>
>
Is there a specific reason why you want the built-in audio, or do you
>
just want the default audio device that the user has selected?
Yes, it is.
I am developing software for a usb microphone, which does have both input
and output streams. Phisycaly, output streams are not connected to any
output device. So, software should prevent user from selecting this
microphon as an output device.
>
Generally speaking, most audio applications either use the current
>
default device (either through a Default Output Audio Unit or by
>
watching the kAudioHardwarePropertyDefaultOutputDevice property) or
>
they allow the user to select a specific device from all of the audio
>
devices on the system.
See above, I want to change the output device to the built-in in the setup
phase, if user (or system) selected mic as an output.
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