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Re: Simple HAL multichannel I/O question
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Re: Simple HAL multichannel I/O question


  • Subject: Re: Simple HAL multichannel I/O question
  • From: Wayne <email@hidden>
  • Date: Sun, 19 Sep 2010 22:53:51 -0700

I already tried this; got one channel at the render callback, instead of two. I was puzzled myself. I'm a little surprised that there isn't any example code that outputs multichannel, was hoping someone here could point me at something to get me going.


-Wayne
----
On Sep 19, 2010, at 10:37 PM, tahome izwah wrote:

> 2010/9/19 Wayne <email@hidden>:
>>        err = AudioUnitGetProperty(mOutputStream, kAudioUnitProperty_StreamFormat, kAudioUnitScope_Output, 0, &theFormat, &theSize);
>>                // can see at this point that theFormat.mChannelsPerFrame is == 8
>
>
> Does it help if you set the input to the same format, ie.
>
> 	err = AudioUnitSetProperty(mOutputStream,
> kAudioUnitProperty_StreamFormat, kAudioUnitScope_Input, 0, &theFormat,
> theSize);
>
> ? Not sure if this helps though.
>
> --th
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References: 
 >Simple HAL multichannel I/O question (From: Wayne <email@hidden>)
 >Re: Simple HAL multichannel I/O question (From: tahome izwah <email@hidden>)

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