create all sizes of icon for android application from a given image

android_icon_generator.py

# Uses PIL library for resizing 
# http://www.pythonware.com/products/pil/

# resize.py arg1 arg2 
# arg1 : src image name
# arg2 : dir path of src image

import os
import getopt
import sys
from PIL import Image

image = sys.argv[1] 
directory = sys.argv[2]

out_img = 'ic_launcher.png'

print 'image name : ' + image
print 'dir   name : ' + directory


pathArray = ['res\\drawable-ldpi','res\\drawable-mdpi','res\\drawable-hdpi','res\\drawable-xhdpi','res\\drawable-xxhdpi']
sizeArray = [36,48,72,96,144]

print '## making directory structure'

for path in pathArray:
	os.makedirs(directory + '\\' + path)

print '## directory structure done'

# Open the image file.
img = Image.open(os.path.join(directory, image))
 
# Resize it.
for i in range(0,5):
	img1 = img.resize((sizeArray[i],sizeArray[i]), Image.ANTIALIAS) 
	img1.save(os.path.join(directory, pathArray[i] +'\\'+ out_img))
	print '# image drawable ' + str(sizeArray[i]) +' x '+ str(sizeArray[i])


print ' --------------- done --------------- '