• Open Menu Close Menu
  • Apple
  • Shopping Bag
  • Apple
  • Mac
  • iPad
  • iPhone
  • Watch
  • TV
  • Music
  • Support
  • Search apple.com
  • Shopping Bag

Lists

Open Menu Close Menu
  • Terms and Conditions
  • Lists hosted on this site
  • Email the Postmaster
  • Tips for posting to public mailing lists
Re: Capturing currently played audio using CoreAudio on Mac
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Capturing currently played audio using CoreAudio on Mac


  • Subject: Re: Capturing currently played audio using CoreAudio on Mac
  • From: Stéphane Letz <email@hidden>
  • Date: Tue, 20 Apr 2010 14:41:16 +0200

Le 20 avr. 2010 à 13:32, Paul Sanders a écrit :

> > What happens exactly for the application, when a real device is unplugged for instance?
> > Does it receive the "kAudioDevicePropertyDeviceIsAlive" first? then "kAudioHardwarePropertyDevices" ?
>
> Whatever the answer to that question, I think you should be sending kAudioDevicePropertyDeviceIsAlive anyway.  It is much more convenient for an app to be told 'the device you are using has gone away' than 'some device has appeared or disappeared, you had better check whatever devices you are using to see if they are still there'.  And anyway, the answer is probably: it depends.
>
> Also: http://lists.apple.com/archives/Coreaudio-api/2003/Jun/msg00334.html
>
> But maybe we should fix our software too.
>
> I think JACK is very cool.
>
> Paul Sanders
> http://www.alpinesoft.co.uk
>


Well I checked the code again and actually the kAudioDevicePropertyDeviceIsAlive property is sent  by JackRouter when JACK server stops. Don't you see it in your code?

Stephane  _______________________________________________
Do not post admin requests to the list. They will be ignored.
Coreaudio-api mailing list      (email@hidden)
Help/Unsubscribe/Update your Subscription:

This email sent to email@hidden

  • Follow-Ups:
    • Re: Capturing currently played audio using CoreAudio on Mac
      • From: "Paul Sanders" <email@hidden>
References: 
 >Re: Capturing currently played audio using CoreAudio on Mac (From: Stéphane Letz <email@hidden>)
 >Re: Capturing currently played audio using CoreAudio on Mac (From: "Paul Sanders" <email@hidden>)

  • Prev by Date: Re: DVCPROHDAudio.plugin freezes at instantiation
  • Next by Date: Re: Audio Device Driver
  • Previous by thread: Re: Capturing currently played audio using CoreAudio on Mac
  • Next by thread: Re: Capturing currently played audio using CoreAudio on Mac
  • Index(es):
    • Date
    • Thread