Last active
October 4, 2016 15:29
-
-
Save 73spica/d5973048a86acadd24c0f78441009061 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
from PIL import Image | |
# H4CK1T CTF 2016 Online | |
# Mozambique – 1magePr1son ($TEGO 150 pts ) | |
def main(): | |
img = Image.open("./planet.png") | |
rgb_img = img.convert("RGB") | |
print img | |
size = rgb_img.size | |
rgb_img2 = Image.new("RGB",size) | |
for x in xrange(size[0]): | |
for y in xrange(size[1]): | |
# get pixel | |
r,g,b = rgb_img.getpixel((x,y)) | |
if x%24==0 and y%24==0: | |
if r-g >90 and b-g>90: | |
r = 255 | |
g = 255 | |
b = 255 | |
else: | |
r = 0 | |
g = 0 | |
b = 0 | |
else: | |
r = 0 | |
g = 0 | |
b = 0 | |
rgb_img2.putpixel((x,y),(r,g,b)) | |
print rgb_img2 | |
rgb_img2.save("./ans.png") | |
img3 = Image.new("RGB",size) | |
for x in xrange(size[0]): | |
for y in xrange(size[1]): | |
# get pixel | |
r,g,b = rgb_img2.getpixel((x,y)) | |
if r==255 and g ==255 and b==255: | |
r = 254 | |
for i in xrange(-2,3): | |
for j in xrange(-2,3): | |
img3.putpixel((x+i,y+j),(r,g,b)) | |
print img3 | |
img3.save("./ans_modified.png") | |
if __name__ == '__main__': | |
main() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
H4CK1T CTF 2016 Online
Mozambique – 1magePr1son ($TEGO 150 pts )