My VapourSynth filter combination

encode.vpy

import vapoursynth as vs
import vsTAAmbk as taa
import havsfunc as hav

core = vs.get_core()
#vsrc = core.lsmas.LWLibavSource(srcpath)
vsrc = core.raws.Source(source=srcpath, width=1920, height=1080, fpsnum=24000, fpsden=1001, src_fmt='YUV420P8')

ubd = core.fmtc.bitdepth(clip=vsrc, bits=16)
aa = taa.TAAmbk(input=ubd, aatype=-3, sharp=-1, mtype=1, cycle=2, lsb=True)
gsmc = hav.GSMC(input=aa, p=hav.SMDegrain(input=aa, tr=3, RefineMotion=True, contrasharp=False, chroma=True), radius=2, adapt=8)
db = core.f3kdb.Deband(clip=gsmc, range=8, y=20, cb=10, cr=10, grainy=0, grainc=0, sample_mode=2, blur_first=True, dynamic_grain=True, dither_algo=3, keep_tv_range=True, output_depth=10)

db.set_output()

L-SMASH Source / src
vsrawsource
havsfunc
flash3kyuu_deband I got mine here
vsTAAmbk
fmtc / src
Install their requirement as well and suit your self

Dumped LWLibavSource() because the libav decoder it used fucks up with some stream and rendered output useless.
Tuned down the processing to avoid causing too much loss in quality.