tiny image compression test

gistfile1.txt

from PIL import Image
import random
import pylzma

for i in xrange(1000):
	print i
	img = Image.new("RGB", (16, 12))
	data = img.load()
	for x in range(16):
		for y in range(12):
			data[x,y] = (random.randint(0, 255), random.randint(0, 255), random.randint(0, 255))
	img.save("bmp/{}.bmp".format(i))
	img.save("gif/{}.gif".format(i))
	img.save("jpg/{}.jpg".format(i))
	img.save("png24/{}.png".format(i))
	img.convert('P', palette=Image.ADAPTIVE).save("png8/{}.png".format(i))
	with open("lzma/{}.xz".format(i), "wb") as f:
		f.write(pylzma.compress(img.tobytes()))