Despill Operations from Digital Compositing Wright - 85-100

set cut_paste_input [stack 0]
version 6.3 v4
BackdropNode {
 inputs 0
 name BackdropNode1
 tile_color 0x4c4c4c01
 label "<center>Red Limits Green"
 note_font "Bold Bold Bold"
 note_font_size 42
 selected true
 xpos -880
 ypos -245
 bdwidth 405
 bdheight 331
}
BackdropNode {
 inputs 0
 name BackdropNode2
 tile_color 0x4c4c4c01
 label "<center>Blue Limits Green"
 note_font "Bold Bold Bold Bold"
 note_font_size 42
 selected true
 xpos -1341
 ypos -249
 bdwidth 405
 bdheight 331
}
BackdropNode {
 inputs 0
 name BackdropNode3
 tile_color 0x4c4c4c01
 label "<center>(B+R)/2 Limits Green"
 note_font "Bold Bold Bold Bold Bold"
 note_font_size 42
 selected true
 xpos -1941
 ypos -279
 bdwidth 523
 bdheight 430
}
BackdropNode {
 inputs 0
 name BackdropNode4
 tile_color 0x4c4c4c01
 label "<center>\"Unspill\" (B+R)/2 Limits Green +R+B"
 note_font "Bold Bold Bold Bold Bold Bold"
 note_font_size 42
 selected true
 xpos -2556
 ypos -279
 bdwidth 606
 bdheight 605
}
push $cut_paste_input
Dot {
 name Dot6
 selected true
 xpos -544
 ypos -160
}
set N1360bbb0 [stack 0]
add_layer {rgba rgba.beta}
Expression {
 channel0 {-rgba.red rgba.green -rgba.blue}
 expr0 "g > r ? r : g"
 channel1 {-rgba.red -rgba.green -rgba.blue}
 channel2 {-rgba.red -rgba.green -rgba.blue}
 name Expression1
 selected true
 xpos -578
 ypos 52
}
push $N1360bbb0
Dot {
 name Dot8
 selected true
 xpos -641
 ypos -160
}
set N13616810 [stack 0]
Dot {
 name Dot5
 selected true
 xpos -804
 ypos -160
}
set N13619440 [stack 0]
Shuffle {
 red green
 blue green
 alpha green
 name Shuffle1
 label G
 selected true
 xpos -778
 ypos -117
}
set N1361c150 [stack 0]
push $N1361c150
push $N13619440
Shuffle {
 green red
 blue red
 alpha red
 name Shuffle2
 label R
 selected true
 xpos -870
 ypos -119
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge5
 selected true
 xpos -870
 ypos -73
}
Clamp {
 name Clamp1
 selected true
 xpos -870
 ypos -49
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge3
 selected true
 xpos -778
 ypos 11
}
push $N13616810
ShuffleCopy {
 inputs 2
 green green
 alpha black
 name ShuffleCopy1
 selected true
 xpos -675
 ypos 50
}
push $N13619440
Dot {
 name Dot7
 selected true
 xpos -1005
 ypos -160
}
set N13652cc0 [stack 0]
Dot {
 name Dot9
 selected true
 xpos -1102
 ypos -160
}
set N13655910 [stack 0]
Dot {
 name Dot10
 selected true
 xpos -1265
 ypos -160
}
set N136585f0 [stack 0]
Shuffle {
 red blue
 green blue
 alpha blue
 name Shuffle3
 label B
 selected true
 xpos -1239
 ypos -116
}
set N1365b2e0 [stack 0]
push $N1365b2e0
push $N136585f0
Shuffle {
 green red
 blue red
 alpha red
 name Shuffle4
 label R
 selected true
 xpos -1331
 ypos -119
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge4
 selected true
 xpos -1331
 ypos -73
}
Clamp {
 name Clamp2
 selected true
 xpos -1331
 ypos -49
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge6
 selected true
 xpos -1239
 ypos 11
}
push $N13655910
ShuffleCopy {
 inputs 2
 green green
 alpha black
 name ShuffleCopy2
 selected true
 xpos -1136
 ypos 50
}
push $N13652cc0
Expression {
 channel0 {-rgba.red rgba.green -rgba.blue}
 expr0 "g > b ? b : g"
 channel1 {-rgba.red -rgba.green -rgba.blue}
 channel2 {-rgba.red -rgba.green -rgba.blue}
 name Expression2
 selected true
 xpos -1039
 ypos 50
}
push $N136585f0
Dot {
 name Dot11
 selected true
 xpos -1490
 ypos -160
}
set N13699680 [stack 0]
Expression {
 channel0 {-rgba.red rgba.green -rgba.blue}
 expr0 "g > (r+b)/2 ? (r+b)/2 : g"
 channel1 {-rgba.red -rgba.green -rgba.blue}
 channel2 {-rgba.red -rgba.green -rgba.blue}
 name Expression3
 selected true
 xpos -1524
 ypos 96
}
Expression {
 inputs 0
 channel0 rgb
 expr0 (r+b)/2
 channel1 {-rgba.red -rgba.green -rgba.blue}
 channel2 {-rgba.red -rgba.green -rgba.blue}
 name Expression4
 label b+r/2
 selected true
 xpos -1722
 ypos 29
 disable true
}
push $N13699680
Dot {
 name Dot12
 selected true
 xpos -1587
 ypos -160
}
set N136ac030 [stack 0]
Dot {
 name Dot16
 selected true
 xpos -1711
 ypos -160
}
set N136aec30 [stack 0]
Dot {
 name Dot13
 selected true
 xpos -1840
 ypos -160
}
set N136a3ed0 [stack 0]
Shuffle {
 red green
 blue green
 alpha green
 name Shuffle6
 label G
 selected true
 xpos -1874
 ypos -114
}
set N136b4610 [stack 0]
Dot {
 name Dot14
 selected true
 xpos -1909
 ypos -106
}
Dot {
 name Dot15
 selected true
 xpos -1909
 ypos 96
}
push $N136b4610
push $N136aec30
Shuffle {
 green red
 blue red
 alpha red
 name Shuffle5
 label R
 selected true
 xpos -1775
 ypos -134
}
Multiply {
 value 0.62
 name Multiply1
 selected true
 xpos -1775
 ypos -100
}
push $N136aec30
Shuffle {
 red blue
 green blue
 alpha blue
 name Shuffle7
 label R
 selected true
 xpos -1687
 ypos -134
}
Multiply {
 value {{1-Multiply1.value i}}
 name Multiply2
 selected true
 xpos -1687
 ypos -100
}
Merge2 {
 inputs 2
 operation plus
 bbox B
 name Merge9
 selected true
 xpos -1728
 ypos -59
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge7
 selected true
 xpos -1874
 ypos -59
}
Clamp {
 name Clamp3
 selected true
 xpos -1874
 ypos 9
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge8
 selected true
 xpos -1874
 ypos 93
}
push $N136ac030
ShuffleCopy {
 inputs 2
 green green
 alpha black
 name ShuffleCopy3
 selected true
 xpos -1621
 ypos 93
}
push $N136a3ed0
Dot {
 name Dot17
 selected true
 xpos -2129
 ypos -160
}
set N13713d60 [stack 0]
push $N13713d60
Dot {
 name Dot20
 selected true
 xpos -2370
 ypos -160
}
set N137169c0 [stack 0]
Shuffle {
 red green
 blue green
 alpha green
 name Shuffle8
 label G
 selected true
 xpos -2489
 ypos -116
}
set N13719670 [stack 0]
Dot {
 name Dot21
 selected true
 xpos -2524
 ypos -108
}
Dot {
 name Dot22
 selected true
 xpos -2524
 ypos 179
}
push $N13719670
Dot {
 name Dot23
 selected true
 xpos -2453
 ypos -6
}
push $N137169c0
Shuffle {
 green red
 blue red
 alpha red
 name Shuffle9
 label R
 selected true
 xpos -2404
 ypos -116
}
set N1372b310 [stack 0]
Multiply {
 value 0.435
 name Multiply3
 selected true
 xpos -2404
 ypos -74
}
push $N137169c0
Shuffle {
 red blue
 green blue
 alpha blue
 name Shuffle10
 label B
 selected true
 xpos -2302
 ypos -115
}
set N1373b530 [stack 0]
Multiply {
 value {{1-Multiply3.value i}}
 name Multiply4
 selected true
 xpos -2302
 ypos -74
}
Merge2 {
 inputs 2
 operation plus
 bbox B
 name Merge10
 selected true
 xpos -2343
 ypos -33
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge11
 selected true
 xpos -2343
 ypos -9
}
Clamp {
 name Clamp4
 selected true
 xpos -2343
 ypos 15
}
Multiply {
 value {1 -0.3 1.5 1}
 name Multiply5
 selected true
 xpos -2343
 ypos 70
}
Dot {
 name Dot19
 selected true
 xpos -2309
 ypos 104
}
set N1376be80 [stack 0]
Shuffle {
 red green
 blue green
 alpha green
 name Shuffle13
 label G
 selected true
 xpos -2465
 ypos 134
}
Merge2 {
 inputs 2
 operation minus
 bbox B
 name Merge13
 selected true
 xpos -2465
 ypos 176
}
push $N1372b310
Dot {
 name Dot25
 selected true
 xpos -2370
 ypos 181
}
push $N1376be80
Shuffle {
 green red
 blue red
 alpha red
 name Shuffle11
 label R
 selected true
 xpos -2343
 ypos 129
}
Merge2 {
 inputs 2
 operation plus
 bbox B
 name Merge12
 selected true
 xpos -2343
 ypos 178
}
ShuffleCopy {
 inputs 2
 green green
 blue black
 alpha black
 name ShuffleCopy4
 selected true
 xpos -2343
 ypos 213
}
push $N1373b530
Dot {
 name Dot24
 selected true
 xpos -2207
 ypos -107
}
push $N1376be80
Shuffle {
 red blue
 green blue
 alpha blue
 name Shuffle12
 label B
 selected true
 xpos -2241
 ypos 128
}
Merge2 {
 inputs 2
 operation plus
 bbox B
 name Merge14
 selected true
 xpos -2241
 ypos 176
}
ShuffleCopy {
 inputs 2
 red red
 green green
 alpha black
 name ShuffleCopy5
 selected true
 xpos -2241
 ypos 236
}
Copy {
 inputs 2
 from0 rgba.alpha
 to0 rgba.alpha
 name Copy1
 selected true
 xpos -2163
 ypos 289
}
push $N137169c0
Group {
 name Unspill
 selected true
 xpos -2682
 ypos -163
 addUserKnob {20 User}
 addUserKnob {41 value l "blue / red balance" T Multiply6.value}
 addUserKnob {41 colorbalance l "bg color balance" t "adjust the background color balance" T ScreenColorBalance.value}
}
 BackdropNode {
  inputs 0
  name BackdropNode5
  tile_color 0x4c4c4c01
  label "<center>\"Unspill\" (B+R)/2 Limits Green +R+B"
  note_font "Bold Bold Bold Bold Bold Bold Bold Bold"
  note_font_size 42
  xpos -727
  ypos -567
  bdwidth 606
  bdheight 605
 }
 Input {
  inputs 0
  name Input1
  xpos -214
  ypos -488
 }
 Dot {
  name Dot18
  xpos -180
  ypos -448
 }
set N137e27d0 [stack 0]
push $N137e27d0
 Dot {
  name Dot26
  xpos -541
  ypos -448
 }
set N137e54d0 [stack 0]
 Shuffle {
  red green
  blue green
  alpha green
  name Shuffle15
  label G
  xpos -660
  ypos -404
 }
set N137e8190 [stack 0]
 Dot {
  name Dot27
  xpos -695
  ypos -396
 }
 Dot {
  name Dot28
  xpos -695
  ypos -72
 }
push $N137e8190
 Dot {
  name Dot29
  xpos -624
  ypos -294
 }
push $N137e54d0
 Shuffle {
  green red
  blue red
  alpha red
  name Shuffle16
  label R
  xpos -575
  ypos -401
 }
set N137fa050 [stack 0]
 Multiply {
  value 0.48
  name Multiply6
  xpos -524
  ypos -358
 }
push $N137e54d0
 Shuffle {
  red blue
  green blue
  alpha blue
  name Shuffle17
  label B
  xpos -431
  ypos -403
 }
set N1380e230 [stack 0]
 Multiply {
  value {{1-Multiply6.value i}}
  name Multiply7
  xpos -431
  ypos -357
 }
 Merge2 {
  inputs 2
  operation plus
  bbox B
  name Merge15
  xpos -490
  ypos -321
 }
 Merge2 {
  inputs 2
  operation minus
  bbox B
  name Merge16
  xpos -490
  ypos -297
 }
 Clamp {
  name Clamp5
  xpos -490
  ypos -273
 }
 Multiply {
  value {1 -0.3 1.5 1}
  name ScreenColorBalance
  xpos -490
  ypos -218
 }
 Dot {
  name Dot30
  xpos -456
  ypos -184
 }
set N1383eb80 [stack 0]
 Shuffle {
  red green
  blue green
  alpha green
  name Shuffle18
  label G
  xpos -636
  ypos -165
 }
 Merge2 {
  inputs 2
  operation minus
  bbox B
  name Merge17
  xpos -636
  ypos -75
 }
push $N137fa050
 Dot {
  name Dot31
  xpos -541
  ypos -107
 }
push $N1383eb80
 Shuffle {
  green red
  blue red
  alpha red
  name Shuffle19
  label R
  xpos -490
  ypos -166
 }
 Merge2 {
  inputs 2
  operation plus
  bbox B
  name Merge18
  xpos -490
  ypos -110
 }
 ShuffleCopy {
  inputs 2
  green green
  blue black
  alpha black
  name ShuffleCopy6
  xpos -490
  ypos -75
 }
push $N1380e230
 Dot {
  name Dot32
  xpos -310
  ypos -395
 }
push $N1383eb80
 Shuffle {
  red blue
  green blue
  alpha blue
  name Shuffle20
  label B
  xpos -395
  ypos -166
 }
 Merge2 {
  inputs 2
  operation plus
  bbox B
  name Merge19
  xpos -344
  ypos -108
 }
 ShuffleCopy {
  inputs 2
  red red
  green green
  alpha black
  name ShuffleCopy7
  xpos -344
  ypos -75
 }
 Copy {
  inputs 2
  from0 rgba.alpha
  to0 rgba.alpha
  name Copy2
  xpos -214
  ypos 1
 }
 Output {
  name Output1
  xpos -214
  ypos 101
 }
 Viewer {
  input_process false
  name Viewer1
  xpos -337
  ypos 132
 }
end_group