Scripts to research ScanSnap/fi7160

emphasize_distortion.py

import Image
import glob
import os.path

for infile in glob.glob("*.jpg"):
    file, ext = os.path.splitext(infile)
    im = Image.open(infile)
    pixels = im.load()
    (w, h) = im.size
    for y in range(h):
        for x in range(w):
            (r, g, b) = pixels[x, y]
            a = min([r, g, b]) + 1
            z = max([r, g, b]) + 1
            if 1.0 * z / a < 1.2:
                pixels[x, y] = (0, 0, 0)
    im.save(file + ".png")