This all comes from auval. You should be able to run it from the terminal to get the same results. Checking parameter setting set a parameter to a random (within the allowed range) value at 3 different timestamps within the buffer and then renders it.
Cheers, Markus > On 14. Jun 2021, at 15:19, Nikolozi Meladze <[email protected]> > wrote: > > Hi Markus, > > Thanks for the quick response. > > I understand that auval ships with macOS and is not part of Logic. But > doesn’t Logic run auval to ensure the AUs are behaving as expected? Seems to > me that’s what happens when I press “Reset & Rescan Selection” button in > Logic’s Plug-in manager. > > I would like to know what "Checking parameter setting” test does. It might > help me find the problem. As I said, works fine in Reaper, without audio > dropouts, even the debug build. I’m currently experimenting to narrow down > the cause. And I don’t think the time constraint is the issue. I’ve > completely bypassed audio processing and filling the audio buffer with 0s. > And still get the the same error, when I run auval from the command line. > > On the other hand, not adding any children to the AUParameterTree (with audio > processing not bypassed) causes the auval to pass all tests. I’m going to try > adding back some AUParameters to narrow down the issue. > > Cheers > Niko > >> On 14 Jun 2021, at 4:57 pm, Markus Fritze <[email protected]> wrote: >> >> The Audio Unit render happens out-of-process and it is managed by macOS >> (Logic has nothing to do with auval, etc). The render call into your AU >> seems to have failed to process the buffer within the time constraints. >> >> >> I hope this helps a bit, >> Markus >> >>> On 14. Jun 2021, at 14:44, Nikolozi Meladze via Coreaudio-api >>> <[email protected]> wrote: >>> >>> Hi, >>> >>> I’m trying to run my iPad AUv3 synth on macOS Big Sur using Mac Catalyst. >>> I’ve fixed a few issues and made some progress. But I’m currently stuck on >>> the auval returning this error: >>> >>> ``` >>> Checking parameter setting >>> Using AudioUnitSetParameter >>> Using AudioUnitScheduleParameter >>> ERROR: -66745 IN CALL AudioUnitRender >>> >>> * * FAIL >>> ``` >>> >>> What does this particular test do? Is there documentation that I can read, >>> to see what each auval test does? >>> >>> I know -66745 corresponds to kAudioUnitErr_RenderTimeout but that still >>> doesn’t tell me much. >>> >>> The AUv3 loads and works fine in Reaper, but doesn’t work in Logic because >>> auval fails it because of the above error. Any pointers would be >>> appreciated. >>> >>> Cheers >>> Niko >>> _______________________________________________ >>> 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/mfritze%40apple.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]
