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退屈なことはPythonにやらせようChapter17を例題見ずに書いた
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#!/usr/bin/env python3 | |
# 画像をリサイズしてロゴを貼り付ける | |
import os | |
from PIL import Image | |
import glob | |
dirname = './chapter17/' | |
os.makedirs('changed', exist_ok=True) | |
new_dirname = './changed' | |
SQUARE_FIT_SIZE = 300 | |
LOGO_FILENAME = 'catlogo.png' | |
# ロゴを取得 | |
logo_img = Image.open(os.path.join(dirname, LOGO_FILENAME)) | |
logo_width, logo_height = logo_img.size | |
# todo 画像をサイズ変更する | |
def img_resize(base_img, new_width): | |
width, height = base_img.size | |
height = round(height * new_width/width) | |
return base_img.resize((new_width, height)) | |
# todo 指定ディレクトリの全画像をループする | |
img_list = glob.glob(dirname + '*.JPG') | |
new_img_width = 400 | |
i = 0 | |
for img in img_list: | |
orizinal_img = Image.open(img) | |
i += 1 | |
print(f'{i:02}番目「{img}」の画像をリサイズ中。') | |
new_img = img_resize(orizinal_img, new_img_width) # リサイズ | |
new_img_width, new_img_height = new_img.size | |
print(f'{i:02}番目「{img}」の画像にロゴを追加。') | |
new_img.paste(logo_img, (new_img_width - logo_width, new_img_height - logo_height), logo_img) # ロゴを追加 | |
print(f'{i:02}番目「{img}」の画像を保存。') | |
filename = f'{i:02}' | |
new_img.save(os.path.join(new_dirname, filename+'.jpg')) # 保存 |
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