VST Audio plugin crash

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Timothy Clark

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VST Audio plugin crash

PostWed Aug 21, 2019 4:18 pm

I work a lot with construction and healthcare companies, and due to the nature of my work, I often don't have the luxury of controlling the ambient noise in environments I film.
This is a big reason I've used Izotope's RX advanced series of audio restoration software for some years now, as it can usually get me very good quality audio on the VST plugin side without even having to dive into the deeper aspects of the standalone program. Usually all I need to do is drop a plugin instance on a track I dedicate to a vocal source, tweak a few settings, and it works wonders.
However, Resolve does not like the spectral denoiser brought in as a VST. I will randomly get program freezes while trying to adjust parameters relating to the noise print. If I'm not trying to capture a noise print or actively adjust settings, there's no issue. This seems to be the only plugin I have problems with.
The program crashes in the same way every time: the audio meters all freeze in place and the program stops responding, requiring me to stop the process in task manager or wait for the program to crash on its own. Before I came to Resolve, I used it in Premiere Pro without problems.

There always is the 'round trip' workflow of exporting the audio files to the RX standalone, but with as many files as I deal with, it gets very bulky and adds unnecessary time quickly. I prefer to only use that route when the audio is bad enough to warrant it.

Is there a setting or other thing I might be missing here?

Using Resolve 16.1 beta with Windows 10. The problem also happened in Resolve 15.
GTX 1080Ti. 96 GB Ram. i7-7820x.
RX 7 Advanced, but also happened with RX 5.
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John Paines

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Re: VST Audio plugin crash

PostWed Aug 21, 2019 4:28 pm

Izotope doesn't qualify Resolve, so the short answer is no. You're also likely to see latency issues, using these plugins. Other than using the VST plugins supplied by Resolve, there doesn't appear to be an alternative to bouncing the tracks from inside Resolve, to get to the standalone. Fortunately, linking back to the new files is automated.
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Timothy Clark

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Re: VST Audio plugin crash

PostWed Aug 21, 2019 4:42 pm

John Paines wrote:Izotope doesn't qualify Resolve, so the short answer is no. You're also likely to see latency issues, using these plugins. Other than using the VST plugins supplied by Resolve, there doesn't appear to be an alternative to bouncing the tracks from inside Resolve, to get to the standalone. Fortunately, linking back to the new files is automated.


Thanks. Latency hasn't been an issue.
Maybe there's an easier way to bounce camera file audio to a separate .wav file that I'm not aware of.
How would you recommend bouncing the audio from a camera file for a round trip?
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John Paines

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Re: VST Audio plugin crash

PostWed Aug 21, 2019 4:56 pm

I don't have it in front of me, but set up the preferences so that the external audio editor is rx_, then right click the audio clip in the timeline and you should see an option. It'll create a duplicate and substitute that saved rx-processed file for the original.
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Timothy Clark

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Re: VST Audio plugin crash

PostWed Aug 21, 2019 5:14 pm

John Paines wrote:I don't have it in front of me, but set up the preferences so that the external audio editor is rx_, then right click the audio clip in the timeline and you should see an option. It'll create a duplicate and substitute that saved rx-processed file for the original.


Thanks! That's very useful. Using the reveal option seems to be the best bet. At least it's much easier than manually rendering audio.

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