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#! /usr/bin/env python | |
from gimpfu import * | |
import os | |
import re | |
# | |
def PNG2XCF(srcPath, tgtPath): | |
"""For processing scans. Converts all of the | |
PNGs in the source directory into XCF files in a target | |
directory. | |
Auto-levels and adds a blank 'background' layer on the way | |
Requires two arguments, the paths to the source and | |
target directories. DOES NOT require an image to be open. | |
a hack of Stephen Kiel's 'exampleJpgToXcf.py' | |
""" | |
### | |
open_images, image_ids = pdb.gimp_image_list() | |
if open_images > 0: | |
pdb.gimp_message ("Close open Images & Rerun") | |
else: | |
# list all of the files in source & target directories | |
allFileList = os.listdir(srcPath) | |
existingList = os.listdir(tgtPath) | |
srcFileList = [] | |
tgtFileList = [] | |
xform = re.compile('\.png', re.IGNORECASE) | |
# Find all of the PNG files in the list & make xcf file names | |
for fname in allFileList: | |
fnameLow = fname.lower() | |
if fnameLow.count('.png') > 0: | |
srcFileList.append(fname) | |
tgtFileList.append(xform.sub('.xcf',fname)) | |
# Dictionary - source & target file names | |
tgtFileDict = dict(zip(srcFileList, tgtFileList)) | |
# Loop on PNGs, open each & save as xcf | |
for srcFile in srcFileList: | |
# Don't overwrite existing, might be work in Progress | |
if tgtFileDict[srcFile] not in existingList: | |
# os.path.join inserts the right kind of file separator | |
tgtFile = os.path.join(tgtPath, tgtFileDict[srcFile]) | |
srcFile = os.path.join(srcPath, srcFile) | |
theImage = pdb.file_png_load(srcFile, srcFile) | |
theDrawable = theImage.active_drawable | |
###### | |
width = theImage.width # get width and height of the original image | |
height = theImage.height | |
#pdb.gimp_drawable_equalize(theDrawable, TRUE) #equalize is probably too extreme | |
pdb.gimp_drawable_levels_stretch(theDrawable) # auto balance the levels | |
theDrawable.name = "Main" #rename the main layer | |
# create a new "Background" layer, add it to back, set colour to white | |
bgLayer = gimp.Layer(theImage, "Background", width, height, RGB_IMAGE, 100, NORMAL_MODE) | |
theImage.add_layer(bgLayer, 1) | |
gimp.set_background(255,255,255) | |
pdb.gimp_edit_fill(bgLayer, BACKGROUND_FILL) | |
pdb.gimp_image_set_active_layer(theImage,theDrawable) # set the 'main' layer as active | |
###### | |
pdb.gimp_xcf_save(0, theImage, theDrawable, tgtFile, tgtFile) | |
pdb.gimp_image_delete(theImage) | |
# | |
############################################################################ | |
# | |
register ( | |
"PNG2XCF", # Name registered in Procedure Browser | |
"Convert and clean PNG files to XCF", # Widget title | |
"Convert and clean PNG files to XCF", # | |
"oliver thurley", # Author | |
"oliver thurley", # Copyright Holder | |
"Nov 2019", # Date | |
"1) Import PNG to XCF (Directory)", # Menu Entry | |
"", # Image Type - No image required | |
[ | |
( PF_DIRNAME, "srcPath", "PNG Originals (source) Directory:", "" ), | |
( PF_DIRNAME, "tgtPath", "XCF Working (target) Directory:", "" ), | |
], | |
[], | |
PNG2XCF, # Matches to name of function being defined | |
menu = "<Image>/thrly" # Menu Location | |
) # End register | |
main() |