{"version":"1.0","width":"100%","categories":["imagemagick"],"author_url":"https://blog.hatena.ne.jp/shuzo_kino/","url":"https://shuzo-kino.hateblo.jp/entry/2021/10/20/235734","provider_name":"Hatena Blog","height":"190","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/shuzo_kino/20211020/20211020225137.png","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshuzo-kino.hateblo.jp%2Fentry%2F2021%2F10%2F20%2F235734\" title=\"imagemagick\u306edefine\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3000\u305d\u306e\uff11\uff1a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8ID\u3092\u3075\u308b - 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>","type":"rich","description":"\u5b9f\u969b\u306e\u3068\u3053\u308d $ fswebcam -c fswebcam_1.conf sample.png $ convert sample.png -alpha off -colorspace gray -negate -threshold 10% \\ -define connected-components:verbose=true \\ -define connected-components:area-threshold=100 \\ -connected-components 8 -auto-level - | imvr - \u753b\u50cf\u60c5\u5831 \u753b\u50cf\u60c5\u5831\u306f\"log:\"\u3067\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 $ convert\u2026","author_name":"shuzo_kino","published":"2021-10-20 23:57:34","title":"imagemagick\u306edefine\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3000\u305d\u306e\uff11\uff1a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8ID\u3092\u3075\u308b","blog_title":"Bye Bye Moore","blog_url":"https://shuzo-kino.hateblo.jp/"}