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Re: Internal Speaker stop work when i plug out the Headphones from audio jack
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Re: Internal Speaker stop work when i plug out the Headphones from audio jack


  • Subject: Re: Internal Speaker stop work when i plug out the Headphones from audio jack
  • From: Andy Peters <email@hidden>
  • Date: Thu, 11 Apr 2013 10:42:52 -0700

On Apr 11, 2013, at 1:33 AM, Zhaofeng Jia <email@hidden> wrote:

> Hi all,
>
> I'm developing a audio application on MacOS, and the application will use
> CoreAuio to play audio data. The sound is good at the beginning, But when i
> plug out he Headphones from jack, there will be a flap sound from the
> internal speaker, and can't hear anything from the internal speaker after
> this. But if i tune this speaker's volume or mute unmute this speaker from
> the system preferences, my application's sound come again.
>
> This issue just will happen on MacBook Pro installed MacOS10.8.
>
> I just want to know what happended or how to fix this issue in my
> application?

Whenever you plug headphones into a Mac's built-in headphone/line-out jack, the computer's internal speakers are disabled.

-a
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 >Internal Speaker stop work when i plug out the Headphones from audio jack (From: Zhaofeng Jia <email@hidden>)

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