{"image_url":null,"url":"https://phst.hateblo.jp/entry/2021/12/15/080000","blog_url":"https://phst.hateblo.jp/","description":"\u30c7\u30fc\u30bf\u90e8\u5206\u3092\u4e00\u5207\u66f8\u304d\u63db\u3048\u308b\u3053\u3068\u306a\u304f\u3001DPI\u3092\u66f8\u304d\u63db\u3048\u305f\u3044\u5834\u5408\u306f\u3001 PNG\u5f62\u5f0f\u306e\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306eDPI\u3092\u66f8\u304d\u63db\u3048\u308b\u3068\u3001 JPG\u5f62\u5f0f\u306e\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306eDPI\u3092\u66f8\u304d\u63db\u3048\u308b \u3092\u4f7f\u3063\u3066\u6b32\u3057\u3044\u3002 \u4ee5\u4e0b\u3001\u306f\u30c7\u30fc\u30bf\u90e8\u5206\u306e\u66f8\u304d\u63db\u3048\u304c\u767a\u751f\u3059\u308b\u30b7\u30f3\u30d7\u30eb\u306a\u30b3\u30fc\u30c9 from PIL import Image filepath = \"a.jpg\" im = Image.open(filepath) # \u753b\u50cf\u3092\u958b\u304f print(im.info[\"dpi\"]) # DPI\u3092\u53d6\u5f97\u3059\u308b # (72, 72) _dpi = 144 im.save(filepath, dpi = (_dpi, _dpi)) # \u65b0\u3057\u3044DPI\u306b\u66f8\u304d\u63db\u3048\u3066\u2026","provider_url":"https://hatena.blog","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fphst.hateblo.jp%2Fentry%2F2021%2F12%2F15%2F080000\" title=\"Python+Pillow\u3067\u753b\u50cf\u306eDPI\u3092\u53d6\u5f97\u3001\u66f8\u304d\u63db\u3048\u308b - \u7269\u7406\u306e\u99c5 Physics station by \u73fe\u5f79\u7814\u7a76\u8005\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","published":"2021-12-15 08:00:00","provider_name":"Hatena Blog","type":"rich","version":"1.0","author_url":"https://blog.hatena.ne.jp/onsanai/","categories":["Python","\u81ea\u708a"],"title":"Python+Pillow\u3067\u753b\u50cf\u306eDPI\u3092\u53d6\u5f97\u3001\u66f8\u304d\u63db\u3048\u308b","blog_title":"\u7269\u7406\u306e\u99c5 Physics station by \u73fe\u5f79\u7814\u7a76\u8005","author_name":"onsanai"}