{"author_url":"https://blog.hatena.ne.jp/art2nd/","provider_name":"Hatena Blog","type":"rich","categories":["\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf"],"published":"2025-02-05 22:30:09","provider_url":"https://hatena.blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/a/art2nd/20250205/20250205221642.jpg","description":"Windows\u3067\u3001JPEG\u753b\u50cf\u306e\u767d\u8272\u90e8\u5206\u3092\u900f\u904e\u306b\u3057\u305fPNG\u753b\u50cf\u306e\u751f\u6210\u65b9\u6cd5\u3002 ImageMagick\u3092\u4f7f\u7528\u3002 \u203b\u6ce8\uff1aImageMagick7\u4ee5\u964d\u3067\u306f\u3001\u300cconvert\u300d\u30b3\u30de\u30f3\u30c9\u304c\u300cmagick\u300d\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\u3002\u4ee5\u4e0b\u306e\u8a18\u8ff0\u306fImageMagick7\u4ee5\u964d\u306e\u65b9\u6cd5\u3002 JPEG\u753b\u50cf\u30d5\u30a1\u30a4\u30eb1\u3064\u306a\u3089\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3002output\u30d5\u30a9\u30eb\u30c0\u30fc\u306f\u4e8b\u524d\u306b\u4f5c\u6210\u3002 \u300c-fuzz 10%\u300d\u306f\u767d\u8272\u306e\u8a31\u5bb9\u7bc4\u56f2\uff08\u3057\u304d\u3044\u5024\uff09\u3002 magick input.jpg -fuzz 10% -transparent white output/output.png JPEG\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u8907\u6570\u307e\u3068\u3081\u3066\u4e00\u62ec\u51e6\u7406\u3059\u308b\u306a\u3089\u3001\u300cmogrify\u2026","height":"190","author_name":"art2nd","blog_title":"\u6674\u6b69\u96e8\u63cf","url":"https://2ndart.hatenablog.com/entry/2025/02/05/223009","width":"100%","blog_url":"https://2ndart.hatenablog.com/","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2F2ndart.hatenablog.com%2Fentry%2F2025%2F02%2F05%2F223009\" title=\"Windows\uff09JPEG\u753b\u50cf\u306e\u767d\u8272\u90e8\u5206\u3092\u900f\u904e\u306b\u3057\u305fPNG\u753b\u50cf\u751f\u6210\u65b9\u6cd5\u3002ImageMagick\u3067\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u3092\u4e00\u62ec\u30d0\u30c3\u30c1\u51e6\u7406\u3002 - \u6674\u6b69\u96e8\u63cf\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"Windows\uff09JPEG\u753b\u50cf\u306e\u767d\u8272\u90e8\u5206\u3092\u900f\u904e\u306b\u3057\u305fPNG\u753b\u50cf\u751f\u6210\u65b9\u6cd5\u3002ImageMagick\u3067\u8907\u6570\u30d5\u30a1\u30a4\u30eb\u3092\u4e00\u62ec\u30d0\u30c3\u30c1\u51e6\u7406\u3002"}