• 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: stop a sound file after playing once?
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: stop a sound file after playing once?


  • Subject: Re: stop a sound file after playing once?
  • From: Bob Sabiston <email@hidden>
  • Date: Tue, 26 Jul 2011 13:13:49 -0500


On Jul 26, 2011, at 12:55 AM, Hamilton Feltman wrote:

You modify the ioActionFlags in the callback if you know the data is all zeros:
ioActionFlags |= kAudioUnitRenderAction_OutputIsSilence;

Presumably the driver can do some optimizations if you hint at it.

Regards,
Hamilton

Yes, I am doing that now.  Everything seems to work, except that I don't know why I have to multiply the number of samples by 2 to get it to play the whole sound.

Bob


 _______________________________________________
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: stop a sound file after playing once?
      • From: Brian Willoughby <email@hidden>
References: 
 >stop a sound file after playing once? (From: Bob Sabiston <email@hidden>)
 >Re: stop a sound file after playing once? (From: Aran Mulholland <email@hidden>)
 >Re: stop a sound file after playing once? (From: Bob Sabiston <email@hidden>)
 >Re: stop a sound file after playing once? (From: Gregory Wieber <email@hidden>)
 >Re: stop a sound file after playing once? (From: Bob Sabiston <email@hidden>)
 >Re: stop a sound file after playing once? (From: Gregory Wieber <email@hidden>)
 >Re: stop a sound file after playing once? (From: Aran Mulholland <email@hidden>)
 >Re: stop a sound file after playing once? (From: Bob Sabiston <email@hidden>)
 >Re: stop a sound file after playing once? (From: Hamilton Feltman <email@hidden>)

  • Prev by Date: Re: Technical Note TN2276
  • Next by Date: Re: stop a sound file after playing once?
  • Previous by thread: Re: stop a sound file after playing once?
  • Next by thread: Re: stop a sound file after playing once?
  • Index(es):
    • Date
    • Thread