I use a timer to fade in/out, changing the volume of the player. I adjust +/- .05 on .1 second increments.
On Dec 29, 2014, at 12:27 PM, Mark Wise <[email protected]> wrote: > I am trying to smoothly fade in/out the output from a AVAudioPlayerNode that > is connected to an AVAudioMixerNode. I can't figure out the best approach to > smoothly ramp the player node's volume over time. > > I see that there's a 'setVolumeRampFromStartVolume:toEndVolume:timeRange' > method in the AVMutableAudioMixInputParameters class that is basically > exactly what I'm looking for. However, there doesn't seem to be a use for > this with an AVAudioMixing-compliant node like the AVAudioPlayerNode > connected to an AVAudioMixerNode. > > If I were using an audio unit, I could theoretically connect a MusicTrack in > a MusicSequence and automate parameters with a MusicPlayer instance. However, > the AVAudioPlayerNode isn't an audio unit, so no luck there. > > Has anyone successfully automated the pan/volume when using the AVAudioMixing > components? It's such a low-level-feeling component that I figured parameter > automation would be possible. > > > Mark Wise > 646.241.7126 > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Coreaudio-api mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/coreaudio-api/matt%40matthart.com > > This email sent to [email protected] _______________________________________________ Do not post admin requests to the list. They will be ignored. Coreaudio-api mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/coreaudio-api/archive%40mail-archive.com This email sent to [email protected]
