from pathlib import Path
from PIL import Image
import json
results=[]
for size in [16,24,32,48,64,128,256]:
    blue=Image.open(Path('decoded-hidden-blue')/f'frame-{size}.png').convert('RGBA')
    black=Image.open(Path('decoded-hidden-black')/f'frame-{size}.png').convert('RGBA')
    results.append({'size':size,'different_rgba_pixels':sum(blue.getpixel((x,y))!=black.getpixel((x,y)) for y in range(size) for x in range(size))})
print(json.dumps(results,indent=2))