function salFPS(
 \ clip input, float FPS, 
 \ int "mode", int "protection", int "protection2",
 \ int "iterate", int "reset", int "initialise")
{
mode       = default(mode, warpfast)
protection = default(protection, 80)
protection2 = default(protection2, 32)
iterate    = default(iterate, 2)
reset      = default(reset, 50)
initialise = default(initialise, 6)

originalFPS = input.framerate()
input

mp    = FindMotion(iterate = iterate, reset = reset,
 \       initialise = initialise)
p     = MotionFPS(FPS,mode,Motion = mp)
maskp = mp.SumStretchFPSMask(FPS, protection)

mn    = FindMotion(iterate = iterate, reset = reset,
 \       initialise = initialise, from = next)
n     = MotionFPS(FPS,mode,Motion = mn, source = next)
maskn = mn.SumStretchFPSMask(FPS, protection, source = next)

maskp
assumeFPS(originalFPS)

tehmask=last.CombineFPS(FPS, maskp, maskn)
last.CombineFPS(FPS, maskp, maskn.Invert())
bilinearresize(width*8, height*8)
crop(0, 0, input.width(), input.height())
fity2uv()
mpro=last

tehmask
mt_binarize(protection2,false)
mt_expand()
mt_inflate()
bicubicresize(width*8, height*8,1,0)
crop(0, 0, input.width(), input.height())
fity2uv()
tehmask=last
mt_merge(p, n, mpro, u=3, v=3)

mt_merge(last,input.blendfps(FPS),tehmask, u=3,v=3)
#merge(last,tehmask.greyscale(),.5)
}