Proteus model output stutters

Encountered an issue with both the non-interlace and interlace versions of the Proteus model. Output file stutters when played back both in Topaz UI, in external player and also when output file is brought into DaVinci Resolve for final output processing. And by stutter I mean it plays correctly for a few seconds and then it will jump back and replay a few frames, then play normal, then mess up again. This only seems to occur w/ the Proteus model and only after the latest update. Happens w/ all sources tried.

System is a custom desktop w/ Nvidia 4070:

Device name COLOSSUS
Processor 12th Gen Intel(R) Core™ i9-12900K 3.20 GHz
Installed RAM 64.0 GB (63.7 GB usable)
Device ID BAA53E08-6302-4508-9708-4304B2687930
Product ID 00330-71481-17919-AAOEM
System type 64-bit operating system, x64-based processor
Pen and touch No pen or touch input is available for this display

2025-01-01-07-48-50-Main.tzlog (1.0 MB)

No screenshots as the errors in the output are only temporal, the quality of the individual frames is quite good.

3 Likes

The team is working on a patch for this issue as we have seen it appear as variable frame rates and issues where the clip frames are out of order and skip.

2 Likes

Search “VFR” at the top, and you’ll find a lot about ut.

I believe both Artemis and Port have the same issue. They drop frames for no apparent reason, causing variable frame rate, which in turn causes the stuttering you’re experiencing.

Unless you are using the AI models SDR to HDR and Rea XL, download v5.3.6. It’s the most recent version where variable frame rate isn’t an issue. You will have all the latest AI models, just like in current version except for the ones mentioned above.

You can download it here: Topaz Video AI 5.3.5 - 5.3.6 - Topaz Video AI / Releases - Topaz Community

We’ll have to wait for TVAi to solve the issue, but in the meantime, i recommend uninstalling latest version and using v5.3.6 instead.

3 Likes

That’s what I did and con confirm that it doesn’t have that issue. Version 5.3.6 works.

iMac Hardware Overview:
Model Name: iMac
Model Identifier: Mac15,5
Model Number: Z19E000ZFLL/A
Chip: Apple M3
Total Number of Cores: 8 (4 performance and 4 efficiency)
Total Number of Cores GPU: 10
Total Number of Cores Neural Engine: 16
Memory: 24 GB
System Firmware Version: 11881.61.3
OS Loader Version: 11881.61.3
Mac OS: 15.2 (24C101)

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