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copied!<p>I finally used <a href="http://tilloy.net/dev/pyexiv2/" rel="noreferrer">pyexiv2</a>, but it is a bit tricky to install on other platforms than GNU.</p> <pre><code>#!/usr/bin/python # -*- coding: utf-8 -*- # Copyright (C) 2008-2009 Rémy HUBSCHER <natim@users.sf.net> - http://www.trunat.fr/portfolio/python.html # 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., # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. # Using : # - Python Imaging Library PIL http://www.pythonware.com/products/pil/index.htm # - pyexiv2 http://tilloy.net/dev/pyexiv2/ ### # What is doing this script ? # # 1. Take a directory of picture from a Reflex Camera (Nikon D90 for example) # 2. Use the EXIF Orientation information to turn the image # 3. Remove the thumbnail from the EXIF Information # 4. Create 2 image one maxi map in 600x600, one mini map in 200x200 # 5. Add a comment with the name of the Author and his Website # 6. Copy the EXIF information to the maxi and mini image # 7. Name the image files with a meanful name (Date of picture) import os, sys try: import Image except: print "To use this program, you need to install Python Imaging Library - http://www.pythonware.com/products/pil/" sys.exit(1) try: import pyexiv2 except: print "To use this program, you need to install pyexiv2 - http://tilloy.net/dev/pyexiv2/" sys.exit(1) ############# Configuration ############## size_mini = 200, 200 size_maxi = 1024, 1024 # Information about the Photograph should be in ASCII COPYRIGHT="Remy Hubscher - http://www.trunat.fr/" ARTIST="Remy Hubscher" ########################################## def listJPEG(directory): "Retourn a list of the JPEG files in the directory" fileList = [os.path.normcase(f) for f in os.listdir(directory)] fileList = [f for f in fileList if os.path.splitext(f)[1] in ('.jpg', '.JPG')] fileList.sort() return fileList def _mkdir(newdir): """ works the way a good mkdir should :) - already exists, silently complete - regular file in the way, raise an exception - parent directory(ies) does not exist, make them as well """ if os.path.isdir(newdir): pass elif os.path.isfile(newdir): raise OSError("a file with the same name as the desired " \ "dir, '%s', already exists." % newdir) else: head, tail = os.path.split(newdir) if head and not os.path.isdir(head): _mkdir(head) if tail: os.mkdir(newdir) if len(sys.argv) < 3: print "USAGE : python %s indir outdir [comment]" % sys.argv[0] exit indir = sys.argv[1] outdir = sys.argv[2] if len(sys.argv) == 4: comment = sys.argv[1] else: comment = COPYRIGHT agrandie = os.path.join(outdir, 'agrandie') miniature = os.path.join(outdir, 'miniature') print agrandie, miniature _mkdir(agrandie) _mkdir(miniature) for infile in listJPEG(indir): mini = os.path.join(miniature, infile) grand = os.path.join(agrandie, infile) file_path = os.path.join(indir, infile) image = pyexiv2.Image(file_path) image.readMetadata() # We clean the file and add some information image.deleteThumbnail() image['Exif.Image.Artist'] = ARTIST image['Exif.Image.Copyright'] = COPYRIGHT image.setComment(comment) # I prefer not to modify the input file # image.writeMetadata() # We look for a meanful name if 'Exif.Image.DateTime' in image.exifKeys(): filename = image['Exif.Image.DateTime'].strftime('%Y-%m-%d_%H-%M-%S.jpg') mini = os.path.join(miniature, filename) grand = os.path.join(agrandie, filename) else: # If no exif information, leave the old name mini = os.path.join(miniature, infile) grand = os.path.join(agrandie, infile) # We create the thumbnail #try: im = Image.open(file_path) im.thumbnail(size_maxi, Image.ANTIALIAS) # We rotate regarding to the EXIF orientation information if 'Exif.Image.Orientation' in image.exifKeys(): orientation = image['Exif.Image.Orientation'] if orientation == 1: # Nothing mirror = im.copy() elif orientation == 2: # Vertical Mirror mirror = im.transpose(Image.FLIP_LEFT_RIGHT) elif orientation == 3: # Rotation 180° mirror = im.transpose(Image.ROTATE_180) elif orientation == 4: # Horizontal Mirror mirror = im.transpose(Image.FLIP_TOP_BOTTOM) elif orientation == 5: # Horizontal Mirror + Rotation 90° CCW mirror = im.transpose(Image.FLIP_TOP_BOTTOM).transpose(Image.ROTATE_90) elif orientation == 6: # Rotation 270° mirror = im.transpose(Image.ROTATE_270) elif orientation == 7: # Horizontal Mirror + Rotation 270° mirror = im.transpose(Image.FLIP_TOP_BOTTOM).transpose(Image.ROTATE_270) elif orientation == 8: # Rotation 90° mirror = im.transpose(Image.ROTATE_90) # No more Orientation information image['Exif.Image.Orientation'] = 1 else: # No EXIF information, the user has to do it mirror = im.copy() mirror.save(grand, "JPEG", quality=85) img_grand = pyexiv2.Image(grand) img_grand.readMetadata() image.copyMetadataTo(img_grand) img_grand.writeMetadata() print grand mirror.thumbnail(size_mini, Image.ANTIALIAS) mirror.save(mini, "JPEG", quality=85) img_mini = pyexiv2.Image(mini) img_mini.readMetadata() image.copyMetadataTo(img_mini) img_mini.writeMetadata() print mini print </code></pre> <p>If you see something that could be improved (except the fact that it is still for Python 2.5) then please let me know.</p>

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