Created
June 6, 2018 21:04
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Gets a centered square crop of all images that is inside a directory and resize all of them to a size with a specific side and outputs them to another directory.
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from PIL import Image | |
import os | |
import numpy as np | |
def _square(img): | |
w, h = img.size | |
s = min(h, w) | |
sh = (h - s)/2.0 | |
sw = (w - s)/2.0 | |
cropped_img = img.crop((sw, sh, sw+s, sh+s)) | |
return cropped_img | |
def _shrink(cropped_img, side): | |
return cropped_img.resize((side, side), resample=Image.LANCZOS) | |
def square_and_shrink(side, input_dir, output_dir): | |
for f in os.listdir(input_dir): | |
img = Image.open(input_dir + f) | |
cropped_img = _square(img) | |
resized_img = _shrink(cropped_img, side) | |
resized_img.save(output_dir + f) | |
square_and_shrink(256, 'images/', 'squared_and_shrinked/') |
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