=== added file 'phatch/actions/tamogen_action.py'
--- phatch/actions/tamogen_action.py	1970-01-01 00:00:00 +0000
+++ phatch/actions/tamogen_action.py	2009-06-23 16:18:50 +0000
@@ -0,0 +1,280 @@
+# -*- coding: utf-8 -*-
+# Phatch - Photo Batch Processor
+# Copyright (C) 2007-2008 www.stani.be
+#
+# 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/
+#
+# Phatch recommends SPE (http://pythonide.stani.be) for editing python files.
+import tamogen
+from core import models
+from core.translation import _t
+
+tamogen.IMAGE_ITSELF = _t('Image Itself')
+tamogen.OTHER_IMAGE = _t('Other Image')
+tamogen.FOLDER = _t('Folder')
+tamogen.FILL_TYPES = (tamogen.IMAGE_ITSELF, tamogen.OTHER_IMAGE, tamogen.FOLDER)
+
+def mosaic(image, fill_type, fill_image, fill_folder, columns, rows, result_width, result_height):
+    return tamogen.mosaic(image, fill_type, columns, rows, result_width, result_height, fill_image, fill_folder)
+
+class Action(models.Action):
+    label       = _t('Tamogen')
+    author      = 'Juho Vepsäläinen'
+    email       = 'bebraw@gmail.com'
+    pil         = staticmethod(mosaic)
+    version     = '0.1'
+    tags        = [_t('mosaic'), ]
+    update_size = True
+    __doc__     = _t('Tone altering mosaic generator')
+
+    def interface(self,fields):
+        fields[_t('Fill Type')] = self.ChoiceField(tamogen.FILL_TYPES[0], choices=tamogen.FILL_TYPES)
+        fields[_t('Fill Image')] = self.ImageReadFileField(' ')
+        fields[_t('Fill Folder')] = self.FolderField(self.DEFAULT_FOLDER, choices=self.FOLDERS)
+        fields[_t('Rows')]   = self.SliderField(100, 1, 1000)
+        fields[_t('Columns')] = self.SliderField(100, 1, 1000)
+        fields[_t('Result Width')] = self.PixelField('<width>', choices=self.PIXELS)
+        fields[_t('Result Height')] = self.PixelField('<height>', choices=self.PIXELS)
+
+    def get_relevant_field_labels(self):
+        relevant = ['Fill Type', ]
+
+        action = self.get_field_string('Fill Type')
+
+        if action == tamogen.OTHER_IMAGE:
+            relevant.append('Fill Image')
+        elif action == tamogen.FOLDER:
+            relevant.append('Fill Folder')
+
+        relevant.extend(['Rows', 'Columns', 'Result Width', 'Result Height', ])
+
+        return relevant
+
+    icon = \
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=== modified file 'phatch/core/lib/formField.py'
--- phatch/core/lib/formField.py	2009-06-23 14:43:21 +0000
+++ phatch/core/lib/formField.py	2009-06-23 16:16:40 +0000
@@ -719,7 +719,8 @@
 
 class ImageReadFileField(DictionaryReadFileField):
     extensions  = IMAGE_READ_EXTENSIONS
-    
+    allow_empty = True
+
 class ImageDictionaryReadFileField(ImageReadFileField):
     pass
             

=== added file 'phatch/other/tamogen.py'
--- phatch/other/tamogen.py	1970-01-01 00:00:00 +0000
+++ phatch/other/tamogen.py	2009-06-23 16:47:07 +0000
@@ -0,0 +1,203 @@
+# -*- coding: utf-8 -*-
+#^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+#    Title:   Tone Altering Mosaic Generator (TAMOGEN)
+#    Version: 1.1
+#    Author:  Jack Whitsitt, Juho Vepsäläinen
+#    Contact: http://sintixerr.wordpress.com
+#
+#^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+#    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/>.
+#
+#^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+import glob, os, sys, Image, ImageChops
+from ImageStat import Stat
+
+IMAGE_ITSELF = 0
+OTHER_IMAGE = 1
+FOLDER = 2
+FILL_TYPES = (IMAGE_ITSELF, OTHER_IMAGE, FOLDER)
+
+def mosaic(im, filltype, x_squares, y_squares, x_pix, y_pix, fill_image=None, fill_folder=None):
+    assert filltype in FILL_TYPES
+
+    fill_size = (x_pix, y_pix)
+    num_squares = (x_squares, y_squares)
+    final_img = Image.new(im.mode, fill_size)
+
+    fill_section_size = get_section_size(fill_size, num_squares)
+    im_section_size = get_section_size(im.size, num_squares)
+
+    # calculate missing pixels for dispersion algo to avoid blank pixels
+    missing_column_pixels = fill_size[0] - num_squares[0] * fill_section_size[0]
+    missing_row_pixels = fill_size[1] - num_squares[1] * fill_section_size[1]
+
+    # alter section sizes based on missing pixels
+    if missing_row_pixels:
+        fill_section_size[0] += 1
+        im_section_size[0] += 1
+
+    if missing_column_pixels:
+        fill_section_size[1] += 1
+        im_section_size[1] += 1
+
+    boxes = BoundingBoxContainer()
+    boxes.append('fill_box', (0, 0), fill_section_size)
+    boxes.append('im_box', (0, 0), im_section_size)
+
+    fill_images = FillImages(fill_section_size)
+
+    if filltype == IMAGE_ITSELF:
+        fill_images.append(im)
+    elif filltype == OTHER_IMAGE:
+        fill_images.append(Image.open(fill_image))
+    elif filltype == FOLDER:
+        for file_name in glob.iglob(os.path.join(fill_folder, '*')):
+            try:
+                fill_images.append(Image.open(file_name))
+            except IOError:
+                pass
+    
+    for column in range(num_squares[0]):
+        for row in range(num_squares[1]):
+            bsection = im.crop(boxes['im_box'])
+            fill_img, tone_diff = fill_images.findClosestImageAndToneDiff(bsection)
+            set_new_tone(fill_img.copy(), tone_diff, boxes['fill_box'], final_img)
+            boxes.move_down()
+
+        boxes.reset_y()
+        boxes.move_right()
+
+    return final_img
+
+class FillImages(list):
+    def __init__(self, fill_section_size):
+        self.fill_section_size = fill_section_size
+        super(FillImages, self).__init__()
+
+    def append(self, item):
+        super(FillImages, self).append(FillImage(item, self.fill_section_size))
+
+    def findClosestImageAndToneDiff(self, cmp_img):
+        if len(self) == 1:
+            return self[0].image, self._getToneDiff(get_tone(cmp_img), self[0].tone)
+
+        record_fill = self[0]
+        record_avg = sys.maxint
+
+        for fill in self:
+            diff_image = ImageChops.difference(cmp_img, fill.image)
+            image_avg = sum(Stat(diff_image).mean)
+
+            if image_avg < record_avg:
+                record_fill = fill
+                record_avg = image_avg
+
+        return record_fill.image, self._getToneDiff(get_tone(cmp_img), record_fill.tone)
+
+    def _getToneDiff(self, a, b):
+        return map(lambda x, y: x / max(y, 0.001), a, b)
+
+class FillImage(object):
+    def __init__(self, image, fill_section_size):
+        self.image = self._generateThumbnail(image, fill_section_size)
+        self.tone = get_tone(image)
+
+    def _generateThumbnail(self, im, fill_section_size):
+        ret = im.resize(fill_section_size, Image.ANTIALIAS)
+        return ret.convert('RGB')
+
+class BoundingBoxContainer(dict):
+    def append(self, box_name, topleft, bottomright):
+        self[box_name] = BoundingBox(topleft, bottomright)
+
+    def move_right(self):
+        for box in self.values():
+            box.move_right()
+
+    def move_down(self):
+        for box in self.values():
+            box.move_down()
+
+    def reset_y(self):
+        for box in self.values():
+            box.reset_y()
+
+class BoundingBox(list):
+    def __init__(self, topleft, bottomright):
+        super(BoundingBox, self).__init__([topleft[0], topleft[1], bottomright[0], bottomright[1]])
+
+    def get_left(self):
+        return self[0]
+    def set_left(self, value):
+        self[0] = value
+    left = property(get_left, set_left)
+
+    def get_top(self):
+        return self[1]
+    def set_top(self, value):
+        self[1] = value
+    top = property(get_top, set_top)
+
+    def get_right(self):
+        return self[2]
+    def set_right(self, value):
+        self[2] = value
+    right = property(get_right, set_right)
+
+    def get_bottom(self):
+        return self[3]
+    def set_bottom(self, value):
+        self[3] = value
+    bottom = property(get_bottom, set_bottom)
+
+    def move_down(self):
+        amount = self._get_height()
+
+        self.top += amount
+        self.bottom += amount
+
+    def move_right(self):
+        amount = self._get_width()
+
+        self.left += amount
+        self.right += amount
+
+    def reset_y(self):
+        height = self._get_height()
+
+        self.top = 0
+        self.bottom = height
+
+    def _get_height(self):
+        return abs(self.top - self.bottom)
+
+    def _get_width(self):
+        return abs(self.right - self.left)
+
+def get_tone(img):
+    return Stat(img).mean
+
+def get_section_size(im_size, num_squares):
+    def calculateSection(coord1, coord2):
+        return int(round(coord1 / float(coord2)))
+    return map(calculateSection, im_size, num_squares)
+
+def set_new_tone(fill_img, tone_diff, cur_fill_box, final_img):
+    temppix = []
+
+    for pixcol in fill_img.getdata():
+        temppix.append(tuple(map(lambda x, y: int(x * y), pixcol, tone_diff)))
+
+    fill_img.putdata(temppix)
+    final_img.paste(fill_img, (cur_fill_box.left, cur_fill_box.top))