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Re: handing audio dropouts with synchronized input and output
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Re: handing audio dropouts with synchronized input and output


  • Subject: Re: handing audio dropouts with synchronized input and output
  • From: Paul Davis <email@hidden>
  • Date: Wed, 08 Aug 2012 08:43:00 -0400



On Tue, Aug 7, 2012 at 7:05 PM, Brian Willoughby <email@hidden> wrote:

On Aug 7, 2012, at 12:51, Paul Davis wrote:
On Tue, Aug 7, 2012 at 3:44 PM, Jeff Smith <email@hidden> wrote:
>Why are you using 2 different callbacks for input and output?
>What exact part of the CoreAudio API are you using?
>
>(duplex applications can perfectly be managed with a single
>callback that receive input buffers and have to produce output
>buffers... this is usually simpler to develop)

In order to that, doesn't it have to be a single device (PPC) or an aggregate device (Intel)?

there are plenty of duplex devices on Intel OS X, just not the builtin audio device. almost all pro- and prosumer audio interfaces ship with a duplex driver. its still a mystery to my why apple refused to provide this for the builtin HDA interface.

Apple have not "refused" to provide this; it's a matter of the nature of USB Audio.

The builtin Intel HDA conformant chipset has absolutely nothing to do with USB. I'm not sure what you're thinking here.

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  • Follow-Ups:
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References: 
 >Re: handing audio dropouts with synchronized input and output (From: Jeff Smith <email@hidden>)
 >Re: handing audio dropouts with synchronized input and output (From: Paul Davis <email@hidden>)
 >Re: handing audio dropouts with synchronized input and output (From: Brian Willoughby <email@hidden>)

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