INv8r_ZIM said:It looks like it's in whatever is being referenced in the local stabilization part of the script. If I comment out all of that section (apart from the Source, Sigma, and Filt lines) the problem is gone.
INv8r,
try re-running the script with just the filt line replaced with "filt=source". this will eliminate the fft filter as a possible culprit. The only other thing I can think of is a different version of RemoveGrain, or a different version of Avisynth.
-G