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# DDComb

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1. ### ONLY FOR PROGRESSIVE VIDEO or Field Based
2. ### Based on DidÃ©e's script
3. ### 2019.07.12 mod
4. Function DDComb(clip c, float "band", bool "static", bool "strong", bool "checkmate")
5. {
6.   avs26    = !(VersionNumber() < 2.60)
7.   band     = default(band,0)
8.   static   = default(static,false)
9.   strong   = default(strong,false)
10.   usecheck = default(checkmate,!strong)
11.   sisField = c.IsFieldBased()
12.   c
13.   borders = sisField ? weave().bicubicresize(width()/2,height()/2).separatefields().bicubicresize(width()+8,height()) : bicubicresize(width()/2,height()/2).bicubicresize(width()+8,height())
14.   stackhorizontal(borders.crop(0,0,4,0),last,borders.crop(width()+4,0,0,0))
15.
16.   o=last ox=o.width() oy=o.height()
17.
18.   clean1  = sisField ? strong ? avs26 ? o.aBlur(2, blurv=0).Repair(o.vinverse2H(uv=1, pass=strong ? 5 : 1),9,-1) : o.blur(1,0).Vinverse2H(uv=1, pass=strong ? 6 : 1) : o.vinverse2H(uv=1) : o.separatefields().vinverse2(uv=1).weave()
19.
20.   D1      = mt_makediff(o,clean1)
21.   D8      = avs26 ? YToUV(D1.utoy8(),D1.vtoy8(),D1.converttoy8().bicubicresize(ox/2-72,oy).blur(1,0).bicubicresize(ox,oy,1,0)) : D1.bicubicresize(ox/2-72,oy).blur(1,0).bicubicresize(ox,oy,1,0)
22.   D9      = mt_lutxy(D1,D8,"x 128 - y 128 - * 0 < 128 x 128 - abs y 128 - abs < x y ? ?")
24.   clean1b = strong && avs26 && sisField ? sBlackerPixel(o=clean1a,filtered=clean1a.aBlur(1, blurv=0).Repair(clean1a,9,-1),mdifffade=128,averagewithwhiterPixel=true) : clean1a.frfun7(1.01,8,0)
25.   clean1b = sisField && !(clean1b.IsFieldBased()) ? c.getparity() ? clean1b.AssumeBFF().AssumeFieldBased().AssumeTFF() : clean1b.AssumeTFF().AssumeFieldBased().AssumeBFF() : clean1b
26.
27.   allD    = mt_makediff(o,clean1b)
28.   shrpD   = mt_makediff(clean1b,clean1b.removegrain(20,-1))
29.   DD      = shrpD.repair(allD,13,-1).mt_lutxy(shrpD,"x 128 - y 128 - * 0 < 128 x 128 - abs y 128 - abs < x y ? ?")
30.   clean1b = strong ? sBlackerPixel(o=clean1b, filtered=sisField && avs26 ? clean1a.aBlur(1, blurv=0).Repair(clean1a,9,-1) : clean1a.Blur(1,0).Blur(1,sisField ? 0 : 1),averagewithwhiterPixel=avs26,averagewithwhiterPixelrep=2,deeponly=!usecheck) : clean1b
31.   clean1c = clean1b.mt_lutxy(clean1a,"x 3 + y < x 2 + x y < x 1 + x 3 - y > x 2 - x y > x 1 - x ? ? ? ?",U=2,V=2)
32.                 \.mt_adddiff(sisField ? DD.sbrH(strong ? 3 : 1) : DD.sbr())
33.
34.   clean1c = clean1c.crop(4,0,-4,0,true)
35.   dirty2c = static ? sisField ? c.weave() : c : nop()
36.   clean2a = static ? dirty2c.tcomb(mode=0) : nop()
37.   clean2b = static && usecheck ? clean2a.checkmate(tthr2=0) : clean2a
38.   clean2b = static ? sisField ? clean2b.separatefields() : clean2b : nop()
39.   clean2b = static ? sisField ? clean2b.Repair(clean1c,9,-1) : clean2b : nop()
40.   clean2m = static ? mt_lutxy(c,clean2b,"x y == 0 x 64 <= x y - abs 32 < 255 x y - abs 48 < 255 255 48 / x y - abs * - 0 ? ? y 40 > x y > & x y - 16 >= 255 x y - 16 < ? 255 16 / x y - * 0 ? 0 ? ? ?").mt_inflate(155,155) : nop()
41.   clean3c = static ? mt_merge(clean1c,clean2b,clean2m,U=1,V=1) : clean1c
42.   clean3c = clean3c.mergechroma(c)
43.   output  = band != 0 ? clean3c.gradfun3(thr=band,smode=2) : clean3c
44.   return output
45.   #--- end of script ---#
46. }
47. #######################################################
48.
49. #--- Helper functions below ---#
50.
51. function Vinverse2(clip clp, float "sstr", int "amnt", int "uv")
52. {
53.   uv   = default(uv,3)
54.   sstr = default(sstr,2.7)
55.   amnt = default(amnt,255)
56.   uv2  = (uv==2) ? 1 : uv
57.   STR  = string(sstr)
58.   AMN  = string(amnt)
59.   vblur  = clp.sbrV()
60.   vblurD = mt_MakeDiff(clp,vblur,U=uv2,V=uv2)
61.   Vshrp  = mt_LutXY(vblur,vblur.mt_convolution("1","1 2 1"),expr="x x y - "+STR+" * +",U=uv2,V=uv2)
62.   VshrpD = mt_MakeDiff(Vshrp,vblur,U=uv2,V=uv2)
63.   VlimD  = mt_LutXY(VshrpD,VblurD,expr="x 128 - y 128 - * 0 < x 128 - abs y 128 - abs < x y ? 128 - 0.25 * 128 + x 128 - abs y 128 - abs < x y ? ?",U=uv2,V=uv2)
65.   (amnt>254) ? last : (amnt==0) ? clp : mt_LutXY(clp,last,expr="x "+AMN+" + y < x "+AMN+" + x "+AMN+" - y > x "+AMN+" - y ? ?",U=uv,V=uv)
66.   return(last)
67. }
68.
69. function sbrV(clip o)
70. {
71.   rg11=mt_convolution("1","1 2 1")
72.   rg11D=mt_makediff(o,rg11)
73.   rg11DD=mt_makediff(rg11D,rg11D.mt_convolution("1","1 2 1")).mt_lutxy(rg11D,"x 128 - y 128 - * 0 < 128 x 128 - abs y 128 - abs < x y ? ?")
74.   o.mt_makediff(rg11DD,U=2,V=2)
75. }
76.
77. function Vinverse2H(clip clp, float "sstr", int "amnt", int "uv", int "pass")
78. {
79.   uv   = default(uv,3)
80.   sstr = default(sstr,2.7)
81.   amnt = default(amnt,255)
82.   uv2  = (uv==2) ? 1 : uv
83.   STR  = string(sstr)
84.   AMN  = string(amnt)
85.   pass = Default(pass, 1)
86.   Hblur  = clp.sbrH(pass)
87.   HblurD = mt_MakeDiff(clp,Hblur,U=uv2,V=uv2)
88.   Hshrp  = mt_LutXY(Hblur,spasses(Hblur, pass, """mt_convolution("1 2 1","1")"""),expr="x x y - "+STR+" * +",U=uv2,V=uv2)
89.   HshrpD = mt_MakeDiff(Hshrp,Hblur,U=uv2,V=uv2)
90.   HlimD  = mt_LutXY(HshrpD,HblurD,expr="x 128 - y 128 - * 0 < x 128 - abs y 128 - abs < x y ? 128 - 0.25 * 128 + x 128 - abs y 128 - abs < x y ? ?",U=uv2,V=uv2)
92.   (amnt>254) ? last : (amnt==0) ? clp : mt_LutXY(clp,last,expr="x "+AMN+" + y < x "+AMN+" + x "+AMN+" - y > x "+AMN+" - y ? ?",U=uv,V=uv)
93.   return(last)
94. }
95.
96. function sbrH(clip o, int "pass")
97. {
98.   pass = Default(pass, 1)
99.   rg11=spasses(o, pass, """mt_convolution("1 2 1","1")""")
100.   rg11D=mt_makediff(o,rg11)
101.   rg11DD=mt_makediff(rg11D,spasses(rg11D, pass, """mt_convolution("1 2 1","1")""")).mt_lutxy(rg11D,"x 128 - y 128 - * 0 < 128 x 128 - abs y 128 - abs < x y ? ?")
102.   o.mt_makediff(rg11DD,U=2,V=2)
103. }
104.
105. Function spasses(clip i, int "pass", string "filter")
106. {
107. return pass > 0 ? eval("spasses(i." + filter + ", pass-1, filter)") : i
108. }
109.
110. # sBlackerPixel by A.SONY, for repairing DeCrawled and dehaloed clip
111. # v1.56
112.
113. function sBlackerPixel(clip "o", clip "filtered", float "maxdiff", float "thr", bool "linflate", float "mdifffade", clip "o2", val "averagewithwhiterPixel", int "averagewithwhiterPixelrep", bool "deeponly")
114. {
115. maxdiff   = default(maxdiff,              32)
116. thr       = default(thr,                  40)
118. linflate  = default(linflate,           true)
119. whidorep  = defined(averagewithwhiterPixelrep)
120.
121. Assert((defined(o) && defined(filtered)), "both o clip and filtered clip are needed")
122.
123. doaverage = defined(averagewithwhiterPixel)
124. whiterPixelclip = doaverage ? isclip(averagewithwhiterPixel) ? averagewithwhiterPixel : isstring(averagewithwhiterPixel) ? eval(averagewithwhiterPixel) : swhiterPixel(o, filtered, maxdiff, 255-thr, linflate, mdifffade, o2, deeponly) : nop()
125.
126. dpmask = mdifffade!=0 ? VersionNumber() < 2.6 ? o.mt_lutxy(filtered,"y "+string(thr)+" > x y > & x y - "+string(maxdiff)+" < 255 x y - "+string(mdifffade)+" < ? 255 255 "+string(mdifffade)+" / x y - * - 0 ? 0 ?")
127.                         \                     : o.mt_lutxy(filtered,"y "+string(thr)+" scalef > x y > & x y - "+string(maxdiff)+" scalef < range_max x y - "+string(mdifffade)+" scalef < ? range_max range_max "+string(mdifffade)+" scalef / x y - * - 0 ? 0 ?") : nop()
128.
130.                VersionNumber() < 2.6 ? o.mt_lutxy(filtered,"x y > y "+string(thr)+" > & x y - "+string(maxdiff)+" < & y x ?",U=2,V=2)
131.                \                     : o.mt_lutxy(filtered,"x y > y "+string(thr)+" scalef > & x y - "+string(maxdiff)+" scalef < & y x ?",U=2,V=2)
132. doaverage ? whidorep ? mt_average(last, whiterPixelclip.Repair(o,averagewithwhiterPixelrep,-1), u=2, v=2) : mt_average(last, whiterPixelclip, u=2, v=2) : last
133. }
134.
135. # swhiterPixel by A.SONY
136. # v1.26
137.
138. function swhiterPixel(clip "o", clip "filtered", float "maxdiff", float "thr", bool "linflate", float "mdifffade", clip "o2", bool "deeponly")
139. {
140. maxdiff   = default(maxdiff,              32)
141. thr       = default(thr,                 215)
143. linflate  = default(linflate,           true)
144. deeponly  = default(deeponly,          false)
145.
146. Assert((defined(o) && defined(filtered)), "both o clip and filtered clip are needed")
147.
148. wpmask = mdifffade!=0 ? VersionNumber() < 2.6 ? o.mt_lutxy(filtered,"y "+string(thr)+" < x y < & y x - "+string(maxdiff)+" > 255 y x - "+string(mdifffade)+" > ? 255 255 "+string(mdifffade)+" / y x - * - 0 ? 0 ?")
149.                         \                     : o.mt_lutxy(filtered,"y "+string(thr)+" scalef < x y < & y x - "+string(maxdiff)+" scalef > range_max y x - "+string(mdifffade)+" scalef > ? range_max range_max "+string(mdifffade)+" scalef / y x - * - 0 ? 0 ?") : nop()
150.