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Re: Input AudioUnit?
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Re: Input AudioUnit?


  • Subject: Re: Input AudioUnit?
  • From: Brad Ford <email@hidden>
  • Date: Wed, 14 Jan 2004 09:29:25 -0800

Hugues,
You want the HAL AudioOutputUnit.

ComponentDescription cd = {kAudioUnitType_Output, kAudioUnitSubType_HALOutput, kAudioUnitManufacturer_Apple, 0, 0};
Component c = FindNextComponent(nil, &cd);

"But I want input, not output," you say. And I reply, "It was named an output unit before it could do input. Now it should be thought of as an AudioInputOrOutputOrBothUnit."

When opened, it's configured for output only. You have to set kAudioOutputUnitProperty_EnableIO to enable the input side (or disable the output side). Search the archives of this list. This has been discussed before.

-Brad

On Jan 14, 2004, at 12:50 AM, Hugues Pisapia wrote:

Hi there,

Well... this is maybe a stupid question, but I prefer to ask it anyway:
I am not able to find an AU to get audio data from a device. Does it exist?

Thanks,
Hugues
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  • Follow-Ups:
    • Re: Input AudioUnit?
      • From: Robert Grant <email@hidden>
    • Re: Input AudioUnit?
      • From: Hugues Pisapia <email@hidden>
References: 
 >Input AudioUnit? (From: Hugues Pisapia <email@hidden>)

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