create-thumbnails.py

#!/usr/bin/python

## Copyright 2011 Mike Willis (http://blogs.warwick.ac.uk/mikewillis/contact/)
##                Laurent Bovet <laurent.bovet@windmaster.ch>
##
##  This file is part of phpdigikam
##
##  It has been gratefully stolen from:
##  http://blogs.warwick.ac.uk/mikewillis/entry/generating_freedesktoporg_spec/
##
##  phpdigikam 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, 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.

import gnome.ui
import gnomevfs
import time
import os
import os.path
import sys

dir = sys.argv[1]

thumbFactory = gnome.ui.ThumbnailFactory(gnome.ui.THUMBNAIL_SIZE_LARGE)
for subdir, dirs, files in os.walk(dir):
	for file in files:
		path = os.path.join(subdir, file)
		uri = gnomevfs.get_uri_from_local_path(path)
		mime = gnomevfs.get_mime_type(path)
		mtime = int(os.path.getmtime(path))
		if not os.path.exists(gnome.ui.thumbnail_path_for_uri(uri, gnome.ui.THUMBNAIL_SIZE_LARGE)) and thumbFactory.can_thumbnail(uri, mime, 0):
			print "Generating for %s" % uri
			thumbnail = thumbFactory.generate_thumbnail(uri, mime)
			if thumbnail is not None:
				thumbFactory.save_thumbnail(thumbnail, uri, mtime)
		else:
			print "Skip %s" % uri