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Questions tagged [avaudiounit]

6 questions
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2 answers

Is it possible to pass a String to an AUAudioUnit as a parameter

I am currently working on a AUAudioUnit (AUv3) which requires to load a file located in the Host app's bundle. This would need to pass the file path (ie: string value) to the Audio Unit as parameter, but I couldn't see how to do this with…
Matth
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1 answer

Is it possible to make a AUv3 extension of type 'aufc' (kAudioUnitType_FormatConverter)?

I wrote a time stretch algorithm that sounds much better than AvAudioUnitTimePitch. I was making an iOS app around it using AVAudioEngine, thinking I could insert my algorithm into a AUv3 extension, and simply replace AvAudioUnitTimePitch. However,…
Steve M
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1 answer

Dynamically reconnecting AVAudioEngine nodes without stopping sound

I'm trying to dynamically modify a graph of nodes in attached to an AVAudioEngine, but the graph outputs silence after every reconnection. In the below sample, I'd like to dynamically connect player to engine.mainMixerNode, but whenever I call…
Eric
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AUAudioUnit hosting

Sorry that this question is a bit vague but that's the problem, I've been pretty much shooting in the dark due to being unable to find ANY information on this specific area. I'm hosting AUAudioUnits on OSX. That all works fine. I can find em, load…
Obmit
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I want to give an input file, output a reverberation effects of files, but renderOffline:toBuffer always AVAudioEngineManualRenderingStatusError

I want to give an input file, output a reverberation effects of files, but renderOffline: always AVAudioEngineManualRenderingStatusError toBuffer method return status, how can I write to achieve effect, thank you very much Here's how I wrote…
Jia he
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3 answers

Mac OS Desktop Audio Host Application Fails To to Load Some AVAudioUnit Plugins

I have built an audio host application which can host both Virtual Instruments and Effects Plugins in Auv3 format. While the virtual instruments load fine, numerous effects plugins fail to load. I need Apple's help troubleshooting why these plugins…
dmann200
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