Do you mean you want to pan the sound to one side?

On Mon, Jan 29, 2018 at 1:44 AM, Brian Armstrong <
[email protected]> wrote:

> Hi,
>
> Is there any way to get Core Audio to only send from one speaker on the
> iPhone 7 (and newer)? For example, setting 
> AudioStreamBasicDescription.mChannelsPerFrame
> to 1 or 4, or some special function in AVAudioSession? I have been digging
> but I can't seem to find an answer to this. I would test these ideas myself
> but my phone is older, so there's nothing I can seemingly reproduce here.
>
> My application requires that sound only be sent from one speaker. Two
> speaker playback causes destructive interference. From my understanding,
> the 7 will correctly separate two channels in landscape mode, but I suspect
> it may mix the channels and play from both speakers in portrait.
>
> Thanks
> Brian
>
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