Re: AVAudioUnitComponentManager not finding things
Re: AVAudioUnitComponentManager not finding things
- Subject: Re: AVAudioUnitComponentManager not finding things
- From: "James A. Baxter via Coreaudio-api" <email@hidden>
- Date: Sun, 3 May 2020 15:24:54 -0400
It doesn't look like you are running this code from a command-line utility, but
I thought I'd mention that I had a similar issue due to a weirdness with iTerm,
but my utility worked fine in Terminal.
Your code shows my 3rd party plugs when I run it in an empty Obj-C MacOS app
(from Xcode template). I'm running Catalina.
(NNTR)
> On May 2, 2020, at 3:00 PM, email@hidden wrote:
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> 1. AVAudioUnitComponentManager not finding things (J Navarro)
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> ----------------------------------------------------------------------
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> Message: 1
> Date: Fri, 1 May 2020 13:17:41 -0700
> From: J Navarro <email@hidden>
> To: "email@hidden" <email@hidden>
> Subject: AVAudioUnitComponentManager not finding things
> Message-ID:
> <CAP-tLeG1Um-6FWv0_Z2hR4no2K=av6f=email@hidden>
> Content-Type: text/plain; charset="utf-8"
>
> I?m trying to host auv3 audio unit effects. The problem is
> AvaudioUnitComponent manager randomly decides when it wants to show me
> third party Audio units. The rest of the time it just gives me Apples built
> in effects. Has anyone had this issue? Any light you could shed on this
> would be appreciated, I?m stumped. Here?s the code.
>
> __block EffectBusSelectorVC *bself =self;
> [_opQueue addOperationWithBlock:^{
> AudioComponentDescription desc= {0};
> desc.componentType = kAudioUnitType_Effect;
> NSArray *list = [[AVAudioUnitComponentManager
> sharedAudioUnitComponentManager] componentsMatchingDescription:desc];
> NSMutableArray *strList =[NSMutableArray array];
> NSMutableArray *effList =[NSMutableArray array];
> for (AVAudioUnitComponent *cpm in list) {
> [self printAudioCompon:cpm]; //NSLog(@"cpm: %@", cpm);
> if ([cpm.manufacturerName isEqualToString:@"Apple"]) { continue; }
> if ([cpm.typeName isEqualToString:@"Effect"])
> {
> [strList addObject:cpm.name];
> [effList addObject:cpm];
> }
> }
> bself->_effectslist = effList;
> dispatch_async(dispatch_get_main_queue(), ^{
> [self updateViewController];
> });
>
> --
> --
> Sonic Kat
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