{"width":"100%","version":"1.0","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2022%2F06%2F15%2F235813\" title=\"imagemagick\u3067\u30de\u30b9\u30af\u51e6\u7406\u3057\u8272\u62bd\u51fa - Bye Bye Moore\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"mask.png\u3068\u3044\u3046\u540d\u524d\u3067\u767d\u9ed2\u4e8c\u968e\u8abf\u306e\u753b\u50cf\u3092\u7528\u610f \u305d\u308c\u3067\u30de\u30b9\u30af\u3059\u308b\u30b1\u30fc\u30b9 $ convert goal.jpg mask.png -alpha off -compose darken -composite -trim foobar.jpg\u66f4\u306b\u95be\u5024\u3067\u8272\u6570\u6e1b\u3089\u3057\u3066 $ convert foobar.jpg -separate -threshold 50% -combine -format %c histogram:info: 885: ( 0, 0, 0) #000000 black 13: ( 0, 0,255) #0000FF blue 10: ( 0,255, 0) #00FF00 lim\u2026","height":"190","blog_title":"Bye Bye Moore","provider_url":"https://hatena.blog","categories":[],"image_url":null,"type":"rich","author_url":"https://blog.hatena.ne.jp/shuzo_kino/","blog_url":"https://shuzo-kino.hateblo.jp/","author_name":"shuzo_kino","title":"imagemagick\u3067\u30de\u30b9\u30af\u51e6\u7406\u3057\u8272\u62bd\u51fa","published":"2022-06-15 23:58:13","url":"https://shuzo-kino.hateblo.jp/entry/2022/06/15/235813"}