{"description":"\u666e\u901a\u306e\u753b\u50cf\u306e\u8272\u306fRGB\u3067\u8868\u73fe\u3067\u304d\u307e\u3059\u4f8b\u3048\u3070(0, 0, 0)\u306f\u9ed2\u8272\u3001(255,0,0)\u306f\u8d64\u3001(255,0,255)\u306f\u30d4\u30f3\u30af\u3068\u304b\u3067\u3059\u305f\u3060\u3001opencv\u3067\u306f\u3053\u306e\u9806\u756a\u304cred green blue\u3067\u306f\u306a\u304f\u3066\u3001BGR\u3067\u3059 \u3064\u307e\u308a\u3001blue green red (\u9006\u9806)\u305f\u3060\u3057\u3001 im_cv = cv2.imread('hoge.png') cv2.imwrite('output.png', im_cv) \u306e\u3088\u3046\u306b\u8aad\u307f\u8fbc\u3093\u3067\u3001\u66f8\u304d\u51fa\u3059\u3068\u304d\u3001imwrite\u306fRGB\u3092\u524d\u63d0\u306b\u3057\u3066\u308b\u306e\u3067\u3001\u60f3\u5b9a\u901a\u308a\u306e\u8272\u3067\u51fa\u529b\u3055\u308c\u307e\u3059Python, OpenCV\u3067BGR\u3068RGB\u3092\u5909\u63db\u3059\u308bcvtColor | note.nkmk.me\u2026","categories":["opencv","python"],"version":"1.0","author_url":"https://blog.hatena.ne.jp/coffee_kabu/","blog_url":"https://coffee-guhaw.hateblo.jp/","width":"100%","provider_url":"https://hatena.blog","image_url":null,"type":"rich","url":"https://coffee-guhaw.hateblo.jp/entry/2025/09/22/120000","blog_title":"Bus error\u3068Segmentation fault\u306b\u56f0\u3063\u305f\u3089\u898b\u308b\u30d6\u30ed\u30b0","published":"2025-09-22 12:00:00","author_name":"coffee_kabu","title":"color\u3067\u8272\u3092\u5909\u66f4\u3057\u305f\u3044\u3010opencv2\u3011","provider_name":"Hatena Blog","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fcoffee-guhaw.hateblo.jp%2Fentry%2F2025%2F09%2F22%2F120000\" title=\"color\u3067\u8272\u3092\u5909\u66f4\u3057\u305f\u3044\u3010opencv2\u3011 - Bus error\u3068Segmentation fault\u306b\u56f0\u3063\u305f\u3089\u898b\u308b\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}