/usr/share/gimp/2.0/scripts/elsamuko-photochrom.scm is in gimp-plugin-registry 7.20140602ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 | ; The GIMP -- an image manipulation program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; This program is free software; you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation; either version 3 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with this program; if not, write to the Free Software
; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
; http://www.gnu.org/licenses/gpl-3.0.html
;
; Copyright (C) 2010 elsamuko <elsamuko@web.de>
;
(define (elsamuko-photochrom aimg adraw
color1 color2
contrast bw-merge
num1 num2
dodge retro)
(let* ((img (car (gimp-drawable-get-image adraw)))
(owidth (car (gimp-image-width img)))
(oheight (car (gimp-image-height img)))
(offset1 (* oheight (/ num1 100)))
(offset2 (* oheight (/ num2 100)))
(dodge-layer (car (gimp-layer-copy adraw FALSE)))
(contrast-layer1 (car (gimp-layer-copy adraw FALSE)))
(contrast-layer2 (car (gimp-layer-copy adraw FALSE)))
(bw-screen-layer (car (gimp-layer-copy adraw FALSE)))
(bw-merge-layer (car (gimp-layer-copy adraw FALSE)))
(lum-layer (car (gimp-layer-copy adraw FALSE)))
(extra-layer 0)
(merge-layer (car (gimp-layer-new img
owidth
oheight
RGBA-IMAGE
"Grain Merge"
50
GRAIN-MERGE-MODE)))
(merge-mask (car (gimp-layer-create-mask merge-layer ADD-WHITE-MASK)))
(screen-layer (car (gimp-layer-new img
owidth
oheight
RGBA-IMAGE
"Screen"
10
SCREEN-MODE)))
(screen-mask (car (gimp-layer-create-mask screen-layer ADD-WHITE-MASK)))
(multiply-layer (car (gimp-layer-new img
owidth
oheight
RGBA-IMAGE
"Multiply"
10
MULTIPLY-MODE)))
(multiply-mask (car (gimp-layer-create-mask multiply-layer ADD-WHITE-MASK)))
(retro-layer (car (gimp-layer-new img
owidth
oheight
RGBA-IMAGE
"Retro 1"
60
MULTIPLY-MODE)))
(floatingsel 0)
(retro-mask (car (gimp-layer-create-mask retro-layer ADD-WHITE-MASK)))
(retro-layer2 (car (gimp-layer-new img
owidth
oheight
RGBA-IMAGE
"Retro 2"
20
SCREEN-MODE)))
(gradient-layer (car (gimp-layer-new img
owidth
oheight
RGBA-IMAGE
"Gradient Overlay"
100
OVERLAY-MODE)))
)
; init
(gimp-context-push)
(gimp-image-undo-group-start img)
(if (= (car (gimp-drawable-is-gray adraw )) TRUE)
(gimp-image-convert-rgb img)
)
;set extra color layer
(gimp-image-add-layer img lum-layer 0)
(gimp-drawable-set-name lum-layer "Luminosity")
(gimp-desaturate-full lum-layer DESATURATE-LIGHTNESS)
(gimp-layer-set-mode lum-layer GRAIN-EXTRACT-MODE)
(gimp-edit-copy-visible img)
(set! extra-layer (car (gimp-layer-new-from-visible img img "Extra Color")))
(gimp-image-add-layer img extra-layer 0)
(gimp-layer-set-mode extra-layer GRAIN-MERGE-MODE)
(gimp-layer-set-opacity extra-layer 50)
(gimp-drawable-set-visible lum-layer FALSE)
;set BW screen layer
(gimp-image-add-layer img bw-screen-layer -1)
(gimp-drawable-set-name bw-screen-layer "BW Screen")
(gimp-layer-set-mode bw-screen-layer SCREEN-MODE)
(gimp-layer-set-opacity bw-screen-layer 50)
(gimp-desaturate-full bw-screen-layer DESATURATE-LUMINOSITY)
;set BW merge layer
(gimp-image-add-layer img bw-merge-layer -1)
(gimp-drawable-set-name bw-merge-layer "BW Merge")
(gimp-layer-set-mode bw-merge-layer GRAIN-MERGE-MODE)
(gimp-layer-set-opacity bw-merge-layer bw-merge)
(gimp-desaturate-full bw-merge-layer DESATURATE-LUMINOSITY)
(gimp-curves-spline bw-merge-layer HISTOGRAM-VALUE 6 #(0 144 88 42 255 255))
;set contrast layers
(gimp-image-add-layer img contrast-layer1 -1)
(gimp-drawable-set-name contrast-layer1 "Contrast1")
(gimp-layer-set-mode contrast-layer1 OVERLAY-MODE)
(gimp-layer-set-opacity contrast-layer1 contrast)
(gimp-desaturate-full contrast-layer1 DESATURATE-LUMINOSITY)
(gimp-image-add-layer img contrast-layer2 -1)
(gimp-drawable-set-name contrast-layer2 "Contrast2")
(gimp-layer-set-mode contrast-layer2 OVERLAY-MODE)
(gimp-layer-set-opacity contrast-layer2 contrast)
(gimp-desaturate-full contrast-layer2 DESATURATE-LUMINOSITY)
;set dodge layer
(gimp-image-add-layer img dodge-layer -1)
(gimp-drawable-set-name dodge-layer "Dodge")
(gimp-layer-set-mode dodge-layer DODGE-MODE)
(gimp-layer-set-opacity dodge-layer 50)
;set merge layer
(gimp-image-add-layer img merge-layer -1)
(gimp-selection-all aimg)
(gimp-context-set-foreground color1)
(gimp-edit-bucket-fill merge-layer FG-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
(gimp-layer-add-mask merge-layer merge-mask)
(gimp-context-set-foreground '(255 255 255))
(gimp-context-set-background '(0 0 0))
(gimp-edit-blend merge-mask FG-BG-RGB-MODE
NORMAL-MODE GRADIENT-LINEAR
100 0 REPEAT-NONE
TRUE FALSE 1 0
TRUE 0 offset1 0 offset2)
;set screen layer
(gimp-image-add-layer img screen-layer -1)
(gimp-selection-all aimg)
(gimp-context-set-foreground color1)
(gimp-edit-bucket-fill screen-layer FG-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
(gimp-layer-add-mask screen-layer screen-mask)
(gimp-context-set-foreground '(255 255 255))
(gimp-context-set-background '(0 0 0))
(gimp-edit-blend screen-mask FG-BG-RGB-MODE
NORMAL-MODE GRADIENT-LINEAR
100 0 REPEAT-NONE
TRUE FALSE 1 0
TRUE 0 offset1 0 offset2)
;set multiply layer
(gimp-image-add-layer img multiply-layer -1)
(gimp-selection-all aimg)
(gimp-context-set-foreground color2)
(gimp-edit-bucket-fill multiply-layer FG-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
(gimp-layer-add-mask multiply-layer multiply-mask)
(gimp-context-set-foreground '(255 255 255))
(gimp-context-set-background '(0 0 0))
(gimp-edit-blend multiply-mask FG-BG-RGB-MODE
NORMAL-MODE GRADIENT-LINEAR
100 0 REPEAT-NONE
TRUE FALSE 1 0
TRUE 0 offset1 0 offset2)
;optional retro colors
(if(= retro TRUE)(begin
;yellow with mask
(gimp-image-add-layer img retro-layer -1)
(gimp-selection-all aimg)
(gimp-context-set-foreground '(251 242 163))
(gimp-edit-bucket-fill retro-layer FG-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
(gimp-layer-add-mask retro-layer retro-mask)
(gimp-edit-copy contrast-layer1)
(set! floatingsel (car (gimp-edit-paste retro-mask TRUE)))
(gimp-floating-sel-anchor floatingsel)
;rose
(gimp-image-add-layer img retro-layer2 -1)
(gimp-selection-all aimg)
(gimp-context-set-foreground '(232 101 179))
(gimp-edit-bucket-fill retro-layer2 FG-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
;gradient overlay
(gimp-image-add-layer img gradient-layer -1)
(gimp-context-set-foreground '(255 255 255))
(gimp-context-set-background '(0 0 0))
(gimp-edit-blend gradient-layer FG-BG-RGB-MODE
NORMAL-MODE GRADIENT-LINEAR
100 0 REPEAT-NONE
FALSE FALSE 1 0
TRUE 0 offset1 0 offset2)
;deactivate orange layers
(gimp-drawable-set-visible merge-layer FALSE)
(gimp-drawable-set-visible screen-layer FALSE)
(gimp-drawable-set-visible multiply-layer FALSE)
)
)
;dodge b/w
(if(= dodge TRUE)(begin
(gimp-desaturate-full dodge-layer DESATURATE-LUMINOSITY)
(gimp-drawable-set-visible extra-layer FALSE)
)
)
; tidy up
(gimp-image-undo-group-end img)
(gimp-displays-flush)
(gimp-context-pop)
)
)
(script-fu-register "elsamuko-photochrom"
"_Photochrom"
"Photochrom effect from 1890."
"elsamuko <elsamuko@web.de>"
"elsamuko"
"26/02/10"
"RGB*"
SF-IMAGE "Input image" 0
SF-DRAWABLE "Input drawable" 0
SF-COLOR "Screen & Grain Merge" '(255 128 0)
SF-COLOR "Multiply" '(255 68 112)
SF-ADJUSTMENT "Contrast" '(60 0 100 1 10 0 0)
SF-ADJUSTMENT "B/W Merging" '(60 0 100 1 10 0 0)
SF-ADJUSTMENT "Gradient Begin Offset" '(0 -100 200 1 10 0 0)
SF-ADJUSTMENT "Gradient End Offset" '(100 -100 200 1 10 0 0)
SF-TOGGLE "B/W Dodging" FALSE
SF-TOGGLE "Retro" FALSE
)
(script-fu-menu-register "elsamuko-photochrom" _"<Image>/Filters/Artistic")
|