Kotoura-san specials

#avs file for the Kotoura-san: Haruka no Heya specials that were on YouTube
#pretty standard antialiasing, debanding, followed by colourspace conversion
#all eps had exactly the same dupe pattern and the only differences between the six avs files are in the ffvideosource lines

function aa(clip src)
{
src
mask=spline36resize(1280,720).mt_edge("laplace",1,1).removegrain(20)
spline36resize(2560,1440)
sangnom().turnleft.sangnom().turnright
mt_merge(src.spline36resize(1280,720),last.spline36resize(1280,720),mask,luma=true)
}

ffvideosource("00001.mp4").assumefps(30000,1001)
selectevery(5,0,1,2,3).aa().gradfun3(lsb=true)
Dither_convert_yuv_to_rgb (matrix="601", output="rgb48y", lsb_in=true)
r = SelectEvery (3, 0)
g = SelectEvery (3, 1)
b = SelectEvery (3, 2)
Dither_convert_rgb_to_yuv (r, g, b, matrix="709", lsb=true)
dither_quantize(10,reducerange=true)
Dither_convey_yuv4xxp16_on_yvxx