32x_image_splitter.py

# coding: utf-8

# In[14]:

get_ipython().magic(u'matplotlib inline')
from PIL import Image
import os
import sys
from matplotlib import pyplot as plt


# In[20]:

def splitter(im):
    width, height = im.size

    for x in range(0, width / 32):
        for y in range(0, width / 32):
            x1 = x * 32
            y1 = y * 32
            x2 = x1 + 32
            y2 = y1 + 32

            if x2 > width or y2 > height:
                next

            cropped = im.crop((int(x1), int(y1), int(x2), int(y2)))
            yield cropped


# In[24]:

files = (
    '1_before.jpg', '1_after.jpg',
    '2_before.jpg', '2_after.jpg',
    '3_before.jpg', '3_after.jpg',
)

for file in files:
    im = Image.open(file)
    name = file.replace('.jpg', '')
    num = 1
    for cropped in splitter(im):
        cropped.save('images/' + file + "_%d.jpg"%num, "JPEG")
        num += 1