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FU_photo_picture-to-graphic.scm
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; FU_photo_picture-to-graphic.scm
; version 2.8 [gimphelp.org]
; last modified/tested by Paul Sherman
; 02/14/2014 on GIMP-2.8.10
;
; 02/14/2014 - convert to RGB if needed
;==============================================================
;
; Installation:
; This script should be placed in the user or system-wide script folder.
;
; Windows Vista/7/8)
; C:\Program Files\GIMP 2\share\gimp\2.0\scripts
; or
; C:\Users\YOUR-NAME\.gimp-2.8\scripts
;
; Windows XP
; C:\Program Files\GIMP 2\share\gimp\2.0\scripts
; or
; C:\Documents and Settings\yourname\.gimp-2.8\scripts
;
; Linux
; /home/yourname/.gimp-2.8/scripts
; or
; Linux system-wide
; /usr/share/gimp/2.0/scripts
;
;==============================================================
;
; LICENSE
;
; 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, see <http://www.gnu.org/licenses/>.
;
;==============================================================
; Original information
;
; Picture to Graphic
; picture_to_graphic.scm
; version 1.2
; Takes a photo or muddy graphic and turns it
; into a simpler, more 'graphic' image.
;
; (based on Sepoina by Ghigi Giancarlo)
; ---------------------------------------------
;
; By Paul Sherman <[email protected]>
; version 1.0 12/26/2007
;
; version 1.1 09/28/2008
; patched for GIMP >= 2.5 by Floyd L. Davidson
; <http://www.apaflo.com/floyd_davidson>
; and he also corrected an errant global define.
;
; 9/29/2008 - Paul S. added "REALLY Punch It Up"
; (extra curves manipulation)
;==============================================================
(define (FU-picture_to_graphic
inImage
inLayer
presharp
smartblur
engraving
_postsharp
_canvas
_strong
_punchit
)
(let* (
(old-bg 0)
(LayerBase 0)
(LayerSobel 0)
)
(gimp-image-undo-group-start inImage) ; Prepare any undo
(if (not (= RGB (car (gimp-image-base-type inImage))))
(gimp-image-convert-rgb inImage)
)
(set! old-bg (car (gimp-context-get-background)))
(gimp-context-set-background '(255 255 255)) ;set white background
(gimp-selection-all inImage) ; Select whole image
(set! LayerBase (car(gimp-image-flatten inImage))) ; Set the Layer to whole image flattened on one level
(gimp-item-set-name LayerBase "Base") ; the name of LayerBase picture is Base
(set! LayerSobel
(car (gimp-layer-copy LayerBase TRUE))) ; Copy current layer into "LayerSobel"
(gimp-image-insert-layer inImage LayerSobel 0 -1) ; New layer at the top of layers
(gimp-item-set-name LayerSobel "Sobel") ; picture plan's name "Sobel"
(if (> presharp 0)
(begin
;(gimp-message "do presharp")
(plug-in-sharpen TRUE inImage LayerSobel _presharp)
)
) ; Pre-sharp
(if (> smartblur 0)
(begin
;(gimp-message "do smartblur")
(plug-in-sel-gauss
TRUE inImage LayerSobel _smartblur 60)
)
) ; smartly blur image
(if (> engraving 0)
(begin
;(gimp-message "do engraving")
(plug-in-unsharp-mask
TRUE inImage LayerSobel 3.3 _engraving 29)
)
) ; adjacent areas blurer
(if (> _postsharp 0)
(plug-in-sharpen
TRUE inImage LayerSobel _postsharp)) ; Post-sharp
(gimp-drawable-brightness-contrast LayerSobel 0.15 0.122) ; Change Contrast 32 25
; (plug-in-laplace FALSE inImage LayerSobel) ; Find contours
(plug-in-sobel RUN-NONINTERACTIVE inImage LayerSobel TRUE TRUE FALSE ) ; Find contours
(gimp-drawable-invert LayerSobel TRUE) ; Invert
(gimp-drawable-desaturate LayerSobel DESATURATE-LIGHTNESS) ; Desature
(if (> _canvas 0)
(begin
;(gimp-message "do canvas")
(plug-in-apply-canvas
TRUE inImage LayerSobel 1 _canvas) ; was 0 _canvas
)
) ; canvas?
(gimp-drawable-brightness-contrast LayerSobel 0.0 -0.078) ; Uncontrast 0 -20
(gimp-drawable-brightness-contrast LayerSobel -0.243 0.337) ; Uncontrast -62 86
; Make scratched levels
(define LayerSemi
(car (gimp-layer-copy LayerBase TRUE))) ; Copy basic layer into New
(gimp-image-insert-layer inImage LayerSemi 0 0) ; New layer at the top of layers
(plug-in-sharpen TRUE inImage LayerSemi 82) ; sharp
(gimp-drawable-brightness-contrast LayerSemi 0.278 0.0) ; hyperlight 71 0
(gimp-drawable-desaturate LayerSemi DESATURATE-LIGHTNESS) ; Make gray
(plug-in-normalize TRUE inImage LayerSemi) ; Spread contrast to whole scale
(define maschera
(car (gimp-layer-create-mask LayerSemi ADD-MASK-COPY))) ; Create a mask based on current layer's gray copy
(gimp-layer-add-mask LayerSemi maschera) ; Apply trasparency mask to current layer
(gimp-layer-remove-mask LayerSemi MASK-APPLY) ; load mask into layer
(gimp-item-set-name LayerSemi "semi") ; new layer's name is "semi"
(gimp-image-raise-item-to-top inImage LayerSobel) ; Put sobel layer at the top
(gimp-layer-set-mode LayerSobel LAYER-MODE-LINEAR-BURN) ; was Burn legacy
(gimp-layer-set-opacity LayerSobel 100) ; was 100
(gimp-layer-set-mode LayerSemi LAYER-MODE-NORMAL-LEGACY)
(gimp-item-set-visible LayerSemi 0)
(gimp-layer-set-mode LayerBase LAYER-MODE-NORMAL-LEGACY)
(gimp-layer-set-opacity LayerBase 100) ; was 51
(saturate_it 20 inImage LayerBase)
(if (= _strong TRUE)
(begin
;(gimp-message "do strong")
(define LayerToon (car (gimp-layer-copy LayerBase TRUE)))
(gimp-image-insert-layer inImage LayerToon 0 -1)
(gimp-layer-set-name LayerToon "ToonLayer")
(plug-in-cartoon 1 inImage LayerToon 4.0 0.2)
(gimp-layer-set-opacity LayerToon 60)
(if (= _punchit TRUE)
(begin
;(gimp-message "do punch-it")
(define (spline-punch-it)
(let*
((a (cons-array 12 'byte)))
(set-pt a 0 0.0 0.0)
(set-pt a 1 0.215 0.105) ; 55 27
(set-pt a 2 0.372 0.486) ; 95 125
(set-pt a 3 0.580 0.733) ; 148 187
(set-pt a 4 0.800 0.898) ; 204 229
(set-pt a 5 1.000 1.000) ; 255 255
a
)
)
(gimp-drawable-curves-spline LayerToon 0 12 (spline-punch-it))
)
)
)
)
; finish up
(gimp-context-set-background old-bg) ;set white background
;(gimp-image-flatten inImage)
(gimp-displays-flush)
(gimp-image-undo-group-end inImage)
(gc); an array was used so clean-up
)
)
(define (saturate_it amount_num _image alayer)
(let* ((amount (/ amount_num 100)))
(plug-in-colors-channel-mixer TRUE _image alayer FALSE (+ 1 amount amount) (- amount) (- amount) (- amount) (+ 1 amount amount) (- amount) (- amount) (- amount) (+ 1 amount amount))
(define (spline)
(let* ((a (cons-array 8 'byte)))
(set-pt a 0 0.000 0.000) ; 0 0
(set-pt a 1 0.247 0.235) ; 63 60
(set-pt a 2 0.749 0.7607) ;191 194
(set-pt a 3 1.000 1.000) ;255 255
a
)
)
(define (set-pt a index x y)
(prog1
(aset a (* index 2) x)
(aset a (+ (* index 2) 1) y))
)
(gimp-drawable-curves-spline alayer 0 8 (spline))
)
)
(script-fu-register "FU-picture_to_graphic"
"Picture to graphic"
"Takes a photo or muddy graphic and turns it into a simpler, more 'graphic' image.\n\nby Paul Sherman\ngimphelp.org\nfile:FU_photo_picture-to-graphic.scm"
"Paul Sherman - psherman2001@gmail,com"
"Paul Sherman."
"12/26/2007"
"*"
SF-IMAGE "The Image" 0
SF-DRAWABLE "The Layer" 0
SF-ADJUSTMENT "Pre-sharp (0=No)" '(70 0 99 0.05 0.5 2 0)
SF-ADJUSTMENT "Smart-blur (0=NO)" '(1.5 0 30 0.5 1 2 0)
SF-ADJUSTMENT "Engraving mask (0=No)" '(5 0 8 0.05 0.5 2 0)
SF-ADJUSTMENT "Post-sharp (0=No)" '(12 0 99 0.05 0.5 2 0)
SF-ADJUSTMENT "Canvasize (0=NO)" '(0 0 10 1 1 2 0)
SF-TOGGLE "Strong" FALSE
SF-TOGGLE "REALLY Punch It Up (use in conjunction with \"Strong\")" FALSE
)
(script-fu-menu-register "FU-picture_to_graphic" "<Toolbox>/Script-Fu/Photo/Graphic")
;end of script