04.04.2026, 22:05
TemporalDegrain and MCTemporalDenoise both use fft3dneo on Windows.
So TemporalDegrain2, probably will also work with 'Neo' enabled. (by defaults it's enabled)
I'll add a workaround to force fft3dneo for non-AVX2 capable CPUs in TemporalDegrain2 in the next dev.
=> I'm pretty sure the issue is due to fft3dfilter. Backstory, first fft3dfilter did not support AVX2, then fft3dneo came which only supported AVX2 up.
Then fft3dfilter also adjusted to this case (to catch speedwise up to fft3dneo) and then fft3dneo added back support for non-AVX2 systems, but fft3dfilter did not.
Cu Selur
So TemporalDegrain2, probably will also work with 'Neo' enabled. (by defaults it's enabled)
I'll add a workaround to force fft3dneo for non-AVX2 capable CPUs in TemporalDegrain2 in the next dev.
=> I'm pretty sure the issue is due to fft3dfilter. Backstory, first fft3dfilter did not support AVX2, then fft3dneo came which only supported AVX2 up.
Then fft3dfilter also adjusted to this case (to catch speedwise up to fft3dneo) and then fft3dneo added back support for non-AVX2 systems, but fft3dfilter did not.
Cu Selur
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Dev versions are in the 'experimental'-folder of my GoogleDrive, which is linked on the download page.
Dev versions are in the 'experimental'-folder of my GoogleDrive, which is linked on the download page.

