gimpfu (python) module

["A. Kapetanovic" <aka@alphanet.ch>]

Hi,

I am trying to do some python gimp scripting but impossible to understand  
how to install the gimpfu module on my debian 11 :

Can please someone help me ?

Thanks.


devel@k0:~/.config/GIMP/2.10/plug-ins$ ./ofn-export-layers-combinations.py
Traceback (most recent call last):
  File "./ofn-export-layers-combinations.py", line 30, in <module>
    from gimpfu import *
ImportError: No module named gimpfu

devel@k0:~/.config/GIMP/2.10/plug-ins$ cat ofn-export-layers-combinations.py
#!/usr/bin/env python
# -*- coding: utf-8 -*-

# GIMP plugin to create images that are comninations of layers
# (c) Ofnuts 2021
#
#   History:
#
#   v0.0: 2021-12-xx: First published version

version='0.0'

#   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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,  
USA.

import sys,os,time,traceback
from itertools import product

from gimpfu import *

debug='OFN_DEBUG' in os.environ

def trace(format,*args):
    if debug:
        print format % args

def combinableLayersVisible(combinableLayers,state):
    for g in combinableLayers:
        for l in g:
            l.visible=state

def exportLayersCombinations(image,directory):

    try:
        if not image.filename:
            imageName='Layers'
        else:
            imageName,_=os.path.splitext(os.path.basename(image.filename))

        # We combine the visible things in the visible first level groups
        # list (one per 1st level group) of lists of layers
        combinableLayers=[[l for l in g.layers if l.visible] for g in  
image.layers if g.visible and  isinstance(g,gimp.GroupLayer)]
        # Not strictly necessary but makes for cleaner output names
        combinableLayers=[l for l in combinableLayers if len(l)>1 ]

        # hide all these layers
        combinableLayersVisible(combinableLayers,False)

        # itertools product(lists...) will generate all combos of one item  
in each list
        for layers in product(*combinableLayers):
            print layers
            for l in layers:
                l.visible=True
            layersPart="-".join([l.name for l in layers])
             
outputName=filename=os.path.join(directory,imageName+"-"+layersPart+".png")
            savedLayer=pdb.gimp_layer_new_from_visible(image,image,"###")
            pdb.gimp_file_save(image,savedLayer,outputName,outputName)
            gimp.delete(savedLayer)
            # export goes here
            for l in layers:
                l.visible=False

        # restore all these layers
        combinableLayersVisible(combinableLayers,True)

    except Exception as e:
        pdb.gimp_message(e.args[0])
        print traceback.format_exc()



### Registrations

# Some variables to avoid repeating myself
### Registrations
author='Ofnuts'
year='2021'
exportMenu='<Image>/File/Export/'
exportDesc='Export layer combinations'
whoiam='\n'+os.path.abspath(sys.argv[0])

register(
    'ofn-export-layers-combinations',
    exportDesc,exportDesc+whoiam,author,author,year,exportDesc+'...',
    '*',
    [
        (PF_IMAGE,      'image',        'Input image', None),
        (PF_DIRNAME,    'directory',    'Directory',   '.'),
#        (PF_STRING,     'namePattern',  'Layer name',   '{imageName}- 
{name}.png'),
    ],
    [],
    exportLayersCombinations,
    menu=exportMenu
)

main()