Set the volume on an Audio Queue (make a fade out/fade in) So on the interval, I will call: AudioQueueSetParameter (queueObject, kAudioQueueParam_Volume, value );
Where value is 0-1 On Fri, Jan 16, 2009 at 10:34 AM, Matt Long <matt.l...@matthew-long.com> wrote: > Yes. It's what they're made for. What are you trying to do? > > -Matt > > > On Jan 16, 2009, at 11:23 AM, Adam Venturella wrote: > >> So something like this would be better served with an NSTimer I take it? >> >> On Fri, Jan 16, 2009 at 9:54 AM, Matt Long <matt.l...@matthew-long.com> >> wrote: >>> >>> Because you can't. These are the only properties you can animate: >>> >>> >>> http://developer.apple.com/DOCUMENTATION/Cocoa/Conceptual/CoreAnimation_guide/Articles/AnimProps.html >>> >>> -Matt >>> >>> >>> On Jan 16, 2009, at 10:46 AM, Adam Venturella wrote: >>> >>>> Basically, I was thinking: Hey, why can't I use CABasicAnimation as a >>>> means to animate just a value, not tied to a layer or a view, eg: >>>> >>>> If my CABasicAnimation duration is 1 second, and it's fromValue = 0 >>>> and it's toValue = 1 and say the interval was 100 milliseconds >>>> my value should increment by 0.10 every 100 milliseconds. >>>> So at 5 seconds my value should be 0.50 >>>> >>>> Now I could use an NSTimer to do this same thing I suppose, but I >>>> figured since Core Animation was already setup to handle things like >>>> this, why not use that. >>>> >>>> So my question is, is this even possible? Should I stop trying with >>>> this approach? Not looking for a how do I do this, more of a yes or >>>> no answer, I would like to figure it out on my own. Just want to make >>>> sure I am not barking up the wrong tree to begin with. >>> >> _______________________________________________ >> >> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) >> >> Please do not post admin requests or moderator comments to the list. >> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >> >> Help/Unsubscribe/Update your Subscription: >> >> http://lists.apple.com/mailman/options/cocoa-dev/matt.long%40matthew-long.com >> >> This email sent to matt.l...@matthew-long.com > > _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com