{"id":969,"date":"2023-11-05T07:39:26","date_gmt":"2022-09-25T12:06:34","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/index.php\/2023\/11\/30\/%e7%94%bb%e5%83%8f%e5%87%a6%e7%90%86%e3%81%ae%e3%83%91%e3%83%bc%e3%83%885%ef%bc%9a%e7%ae%97%e8%a1%93%e3%80%81%e3%83%93%e3%83%83%e3%83%88%e6%bc%94%e7%ae%97%e3%80%81%e3%81%8a%e3%82%88%e3%81%b3%e3%83%9e\/"},"modified":"2025-08-01T03:56:06","modified_gmt":"2025-07-31T18:56:06","slug":"%e7%94%bb%e5%83%8f%e5%87%a6%e7%90%86%e3%81%ae%e3%83%91%e3%83%bc%e3%83%885%ef%bc%9a%e7%ae%97%e8%a1%93%e3%80%81%e3%83%93%e3%83%83%e3%83%88%e6%bc%94%e7%ae%97%e3%80%81%e3%81%8a%e3%82%88%e3%81%b3%e3%83%9e","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/%e7%94%bb%e5%83%8f%e5%87%a6%e7%90%86%e3%81%ae%e3%83%91%e3%83%bc%e3%83%885%ef%bc%9a%e7%ae%97%e8%a1%93%e3%80%81%e3%83%93%e3%83%83%e3%83%88%e6%bc%94%e7%ae%97%e3%80%81%e3%81%8a%e3%82%88%e3%81%b3%e3%83%9e\/","title":{"rendered":"\u753b\u50cf\u51e6\u7406\u306e\u30d1\u30fc\u30c85\uff1a\u7b97\u8853\u3001\u30d3\u30c3\u30c8\u6f14\u7b97\u3001\u304a\u3088\u3073\u30de\u30b9\u30ad\u30f3\u30b0"},"content":{"rendered":"<p>\u3053\u306e\u753b\u50cf\u51e6\u7406\u30b7\u30ea\u30fc\u30ba\u306e\u7b2c5\u90e8\u3067\u306f\u3001Python\u306b\u304a\u3051\u308b\u7b97\u8853\u304a\u3088\u3073\u30d3\u30c3\u30c8\u6f14\u7b97\u3001\u304a\u3088\u3073\u30de\u30b9\u30ad\u30f3\u30b0\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u3061\u3089\u306e\u30de\u30b9\u30af\u5b66\u7fd2\u306e\u5192\u967a\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u4ee5\u524d\u306e\u8a18\u4e8b\u3092\u7e70\u308a\u8fd4\u3057\u8aad\u3080\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n<h2>\u74b0\u5883\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3092\u884c\u3046<\/h2>\n<p>\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u306f\u3001\u4ee5\u4e0b\u306e\u3059\u3079\u3066\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5de8\u5927\u306a\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u3092\u8aad\u3080\u5fc5\u8981\u304c\u306a\u3044\u3088\u3046\u306b\u3001\u3053\u3053\u306b\u542b\u3081\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>\u6574\u7406\u3092\u52a9\u3051\u307e\u3059 \ud83d\ude42<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># importing numpy to work with pixels<\/span>\r\n<span class=\"token keyword\">import<\/span> numpy <span class=\"token keyword\">as<\/span> np\r\n\r\n<span class=\"token comment\"># importing argument parsers<\/span>\r\n<span class=\"token keyword\">import<\/span> argparse\r\n\r\n<span class=\"token comment\"># importing the OpenCV module<\/span>\r\n<span class=\"token keyword\">import<\/span> cv2\r\n\r\n\r\n<span class=\"token comment\"># initializing an argument parser object<\/span>\r\nap <span class=\"token operator\">=<\/span> argparse<span class=\"token punctuation\">.<\/span>ArgumentParser<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># adding the argument, providing the user an option<\/span>\r\n<span class=\"token comment\"># to input the path of the image<\/span>\r\nap<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"-i\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"--image\"<\/span><span class=\"token punctuation\">,<\/span> required<span class=\"token operator\">=<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"Path to the image\"<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># parsing the argument<\/span>\r\nargs <span class=\"token operator\">=<\/span> <span class=\"token builtin\">vars<\/span><span class=\"token punctuation\">(<\/span>ap<span class=\"token punctuation\">.<\/span>parse_args<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># reading the image location through args<\/span>\r\n<span class=\"token comment\"># and reading the image using cv2.imread<\/span>\r\nimage <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>imread<span class=\"token punctuation\">(<\/span>args<span class=\"token punctuation\">[<\/span><span class=\"token string\">\"image\"<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<h2>Python\u3092\u4f7f\u7528\u3057\u305f\u753b\u50cf\u306e\u7b97\u8853\u6f14\u7b97<\/h2>\n<p>\u7b97\u8853\u6f14\u7b97\u306f\u3001\u753b\u50cf\u306e\u3055\u307e\u3056\u307e\u306a\u5074\u9762\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30e9\u30a4\u30c6\u30a3\u30f3\u30b0\u3084\u30b7\u30e3\u30c9\u30a6\u3001\u8d64\u3001\u9752\u3001\u7dd1\u306e\u8272\u6620\u3048\u306e\u5411\u4e0a\u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u591a\u304f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u753b\u50cf\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u3001\u5199\u771f\u3092\u5909\u5316\u3055\u305b\u7f8e\u5316\u3059\u308b\u305f\u3081\u306b\u540c\u3058\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30b3\u30fc\u30c9\u3092\u59cb\u3081\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>\u6700\u521d\u306b\u3001255\u4ee5\u4e0a\u306b\u5236\u9650\u304c\u304b\u304b\u308b\u304b0\u4ee5\u4e0b\u306b\u306a\u308b\u304b\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u7c21\u5358\u306a\u30c6\u30b9\u30c8\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30c6\u30b9\u30c8\u3067\u306f255\u30680\u306e\u5024\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># printing out details of image min, max and the wrap around<\/span>\r\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"max of 255 :\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>cv2<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">200<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"min of 0 :\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>cv2<span class=\"token punctuation\">.<\/span>subtract<span class=\"token punctuation\">(<\/span>np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">50<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"wrap around :\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">200<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">+<\/span> np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"wrap around :\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">50<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-<\/span> np<span class=\"token punctuation\">.<\/span>uint8<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001\u753b\u50cf\u306e\u3059\u3079\u3066\u306e\u30d4\u30af\u30bb\u30eb\u306e\u5f37\u5ea6\u3092100\u5897\u52a0\u3055\u305b\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># adding pixels of value 255 (white) to the image<\/span>\r\nM <span class=\"token operator\">=<\/span> np<span class=\"token punctuation\">.<\/span>ones<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">,<\/span> dtype<span class=\"token operator\">=<\/span><span class=\"token string\">\"uint8\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">100<\/span>\r\nadded <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">,<\/span> M<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Added\"<\/span><span class=\"token punctuation\">,<\/span> added<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u306f\u3001NumPy\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u3001\u79c1\u305f\u3061\u306e\u753b\u50cf\u3068\u540c\u3058\u30b5\u30a4\u30ba\u306e\u884c\u5217\u3092\u69cb\u7bc9\u3057\u3001\u305d\u308c\u306b\u753b\u50cf\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>\u753b\u50cf\u3092\u6697\u304f\u3057\u305f\u3044\u5834\u5408\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u753b\u50cf\u306e\u30d4\u30af\u30bb\u30eb\u5024\u304b\u3089\u6e1b\u7b97\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># adding pixels of value 0 (black) to the image<\/span>\r\nM <span class=\"token operator\">=<\/span> np<span class=\"token punctuation\">.<\/span>ones<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">,<\/span> dtype<span class=\"token operator\">=<\/span><span class=\"token string\">\"uint8\"<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">50<\/span>\r\nsubtracted <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>subtract<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">,<\/span> M<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Subtracted\"<\/span><span class=\"token punctuation\">,<\/span> subtracted<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u5143\u306e\u753b\u50cf\u306e\u660e\u308b\u3055\u3084\u6697\u3055\u3092\u5909\u3048\u305f\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u304c2\u3064\u63d0\u4f9b\u3055\u308c\u307e\u3059\u3002<\/p>\n<h2>\u30d3\u30c3\u30c8\u6f14\u7b97<\/h2>\n<p>\u753b\u50cf\u306e\u30de\u30b9\u30ad\u30f3\u30b0\u3092\u8a66\u307f\u308b\u969b\u306b\u306f\u3001\u30d3\u30c3\u30c8\u6f14\u7b97\u3092\u3088\u304f\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>OpenCV\u306e\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u79c1\u305f\u3061\u306b\u95a2\u9023\u3059\u308b\u753b\u50cf\u306e\u4e00\u90e8\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306e\u6e96\u5099<\/h3>\n<p>\u30d3\u30c3\u30c8\u6f14\u7b97\u3092\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u307e\u305a\u64cd\u4f5c\u3092\u884c\u3046\u305f\u3081\u306e2\u3064\u306e\u5909\u6570\u307e\u305f\u306f\u753b\u50cf\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u3067\u306f\u3001\u30d3\u30c3\u30c8\u3054\u3068\u306e\u6f14\u7b97\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30d3\u30c3\u30c8\u3054\u3068\u306e\u6b63\u65b9\u5f62\u3068\u30d3\u30c3\u30c8\u3054\u3068\u306e\u5186\u3092\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30d3\u30c3\u30c8\u6f14\u7b97\u3092\u884c\u3046\u305f\u3081\u306b\u306f\u3001\u753b\u50cf\u306f\u767d\u3068\u9ed2\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># creating a square of zeros using a variable<\/span>\r\nrectangle <span class=\"token operator\">=<\/span> np<span class=\"token punctuation\">.<\/span>zeros<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">300<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">300<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> dtype<span class=\"token operator\">=<\/span><span class=\"token string\">\"uint8\"<\/span><span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>rectangle<span class=\"token punctuation\">(<\/span>rectangle<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">25<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">25<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">275<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">275<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Rectangle : \"<\/span><span class=\"token punctuation\">,<\/span> rectangle<span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># creating a circle of zeros using a variable<\/span>\r\ncircle <span class=\"token operator\">=<\/span> np<span class=\"token punctuation\">.<\/span>zeros<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">300<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">300<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> dtype<span class=\"token operator\">=<\/span><span class=\"token string\">\"uint8\"<\/span><span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>circle<span class=\"token punctuation\">(<\/span>circle<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">150<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">150<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">150<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Circle : \"<\/span><span class=\"token punctuation\">,<\/span> circle<span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u53d7\u3051\u53d6\u308b\u51fa\u529b\u753b\u50cf\u306f\u3001\u3053\u3061\u3089\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u3079\u304d\u3067\u3059\u3002 (Uketoru shutsuryoku gaz\u014d wa, kochira no y\u014d ni mieru beki desu.)<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65648f1ddaa94e2bdf7bd64b\/28-0.png\" alt=\"Image 4\" \/><\/div>\n<h3>\u300cAND\u300d\u6f14\u7b97\u5b50\u3092\u4f7f\u3063\u3066\u7d50\u5408\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/h3>\n<p>\u30d3\u30c3\u30c8\u6f14\u7b97\u52a0\u7b97\u306f\u30012\u3064\u306e\u7570\u306a\u308b\u753b\u50cf\u306e\u52a0\u7b97\u3092\u53c2\u7167\u3057\u3001\u753b\u50cf\u306e\u5404\u30d4\u30af\u30bb\u30eb\u306bAND\u6f14\u7b97\u3092\u9069\u7528\u3057\u3066\u8868\u793a\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># the bitwise_and function executes the AND operation<\/span>\r\n<span class=\"token comment\"># on both the images<\/span>\r\nbitwiseAnd <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>bitwise_and<span class=\"token punctuation\">(<\/span>rectangle<span class=\"token punctuation\">,<\/span> circle<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"AND\"<\/span><span class=\"token punctuation\">,<\/span> bitwiseAnd<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u5186\u3068\u56db\u89d2\u5f62\u306e\u30d3\u30c3\u30c8\u30ef\u30a4\u30ba\u52a0\u7b97\u306b\u3088\u3063\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u51fa\u529b\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65648f1ddaa94e2bdf7bd64b\/33-0.png\" alt=\"Image 6\" \/><\/div>\n<h3>OR \u64cd\u4f5c\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408\u306e\u9078\u629e\u80a2\u304c\u4e0e\u3048\u3089\u308c\u305f\u5834\u5408<\/h3>\n<p>\u30d3\u30c3\u30c8\u5358\u4f4d\u306e\u8ad6\u7406\u548c\u306f\u3001\u5404\u753b\u7d20\u306b\u5bfe\u3057\u3066OR\u6f14\u7b97\u3092\u884c\u3063\u305f\u7d50\u679c\u3068\u3057\u3066\u3001\u4e8c\u3064\u306e\u753b\u50cf\u306e\u7a4d\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># the bitwise_or function executes the OR operation<\/span>\r\n<span class=\"token comment\"># on both the images<\/span>\r\nbitwiseOr <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>bitwise_or<span class=\"token punctuation\">(<\/span>rectangle<span class=\"token punctuation\">,<\/span> circle<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"OR\"<\/span><span class=\"token punctuation\">,<\/span> bitwiseOr<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u64cd\u4f5c\u306e\u30d3\u30c3\u30c8\u6bce\u306e\u8ad6\u7406\u548c\u3092\u5b9f\u884c\u3059\u308b\u969b\u306b\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65648f1ddaa94e2bdf7bd64b\/38-0.png\" alt=\"Image 7\" \/><\/div>\n<h3>XOR \u6f14\u7b97\u306b\u3088\u308b\u6392\u4ed6\u6027<\/h3>\n<p>cv2\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u63d0\u4f9b\u3059\u308b\u5225\u306e\u64cd\u4f5c\u306f\u3001bitwise_xor\u95a2\u6570\u3092\u901a\u3058\u3066\u4f7f\u7528\u3067\u304d\u308bXOR\u64cd\u4f5c\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># the bitwise_xor function executes the XOR operation<\/span>\r\n<span class=\"token comment\"># on both the images<\/span>\r\nbitwiseXor <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>bitwise_xor<span class=\"token punctuation\">(<\/span>rectangle<span class=\"token punctuation\">,<\/span> circle<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"XOR\"<\/span><span class=\"token punctuation\">,<\/span> bitwiseXor<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65648f1ddaa94e2bdf7bd64b\/42-0.png\" alt=\"Image 8\" \/><\/div>\n<h3>NOT\u6f14\u7b97\u5b50\u3092\u4f7f\u3063\u305f\u5426\u5b9a<\/h3>\n<p>\u6700\u5f8c\u306b\u3001\u30d3\u30c3\u30c8\u3054\u3068\u306e\u5426\u5b9a\u64cd\u4f5c\u3092\u884c\u3046\u305f\u3081\u306ebitwise_not\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>NOT\u6f14\u7b97\u5b50\u306f\u3001\u4f55\u3082\u8ffd\u52a0\u3084\u6e1b\u7b97\u3059\u308b\u5fc5\u8981\u306a\u304f\u3001\u5358\u4e00\u306e\u753b\u50cf\u306e\u307f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u3053\u3053\u3067\u3082\u305d\u308c\u3092\u307e\u3060\u4f7f\u7528\u3057\u3066\u3044\u308b\u306e\u306f\u3001\u305d\u308c\u3082\u9078\u629e\u80a2\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># the bitwise_not function executes the NOT operation<\/span>\r\n<span class=\"token comment\"># on both the images<\/span>\r\nbitwiseNot <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>bitwise_not<span class=\"token punctuation\">(<\/span>rectangle<span class=\"token punctuation\">,<\/span> circle<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"NOT\"<\/span><span class=\"token punctuation\">,<\/span> bitwiseNot<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u5834\u5408\u3001\u5186\u306f\u56db\u89d2\u5f62\u306e\u5185\u5074\u306b\u3042\u308a\u3001\u305d\u306e\u305f\u3081\u898b\u3048\u307e\u305b\u3093\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65648f1ddaa94e2bdf7bd64b\/49-0.png\" alt=\"Image 9\" \/><\/div>\n<h2>Python\u306eOpenCV\u3092\u4f7f\u7528\u3057\u305f\u753b\u50cf\u306e\u30de\u30b9\u30ad\u30f3\u30b0\u3002<\/h2>\n<p>\u30de\u30b9\u30ad\u30f3\u30b0\u306f\u753b\u50cf\u51e6\u7406\u306b\u304a\u3044\u3066\u4f7f\u7528\u3055\u308c\u3001\u95a2\u5fc3\u306e\u3042\u308b\u90e8\u5206\u3001\u3064\u307e\u308a\u79c1\u305f\u3061\u304c\u8208\u5473\u3092\u6301\u3063\u3066\u3044\u308b\u753b\u50cf\u306e\u4e00\u90e8\u3092\u51fa\u529b\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>\u30a4\u30e1\u30fc\u30b8\u306e\u5fc5\u8981\u306e\u306a\u3044\u90e8\u5206\u3092\u53d6\u308a\u9664\u304f\u305f\u3081\u306b\u3001\u30d3\u30c3\u30c8\u6f14\u7b97\u3092\u30de\u30b9\u30ad\u30f3\u30b0\u306b\u3088\u304f\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u3055\u3042\u3001\u30de\u30b9\u30ad\u30f3\u30b0\u3092\u59cb\u3081\u307e\u3057\u3087\u3046\uff01<\/p>\n<p>\u753b\u50cf\u306e\u30de\u30b9\u30ad\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9<\/p>\n<p>\u30de\u30b9\u30ad\u30f3\u30b0\u306b\u306f3\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u539f\u753b\u50cf\u3068\u540c\u3058\u30b5\u30a4\u30ba\u306e\u9ed2\u3044\u30ad\u30e3\u30f3\u30d0\u30b9\u3092\u4f5c\u6210\u3057\u3001\u30de\u30b9\u30af\u3068\u540d\u4ed8\u3051\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u753b\u50cf\u5185\u306b\u4efb\u610f\u306e\u56f3\u5f62\u3092\u63cf\u753b\u3057\u3001\u767d\u3044\u8272\u3092\u4e0e\u3048\u308b\u3053\u3068\u3067\u30de\u30b9\u30af\u306e\u5024\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u753b\u50cf\u3068\u30de\u30b9\u30af\u306e\u9593\u3067\u30d3\u30c3\u30c8\u5358\u4f4d\u306e\u52a0\u7b97\u64cd\u4f5c\u3092\u884c\u3044\u307e\u3059\u3002<\/ol>\n<p>\u540c\u3058\u30d7\u30ed\u30bb\u30b9\u306b\u5f93\u3063\u3066\u3001\u3044\u304f\u3064\u304b\u306e\u30de\u30b9\u30af\u3092\u4f5c\u6210\u3057\u3001\u305d\u308c\u3089\u3092\u753b\u50cf\u306b\u4f7f\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u6700\u521d\u306b\u3001\u9577\u65b9\u5f62\u306e\u30de\u30b9\u30af\u3067\u4f5c\u696d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># creating a mask of that has the same dimensions of the image<\/span>\r\n<span class=\"token comment\"># where each pixel is valued at 0<\/span>\r\nmask <span class=\"token operator\">=<\/span> np<span class=\"token punctuation\">.<\/span>zeros<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> dtype<span class=\"token operator\">=<\/span><span class=\"token string\">\"uint8\"<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># creating a rectangle on the mask<\/span>\r\n<span class=\"token comment\"># where the pixels are valued at 255<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>rectangle<span class=\"token punctuation\">(<\/span>mask<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">90<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">290<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">450<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Mask\"<\/span><span class=\"token punctuation\">,<\/span> mask<span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># performing a bitwise_and with the image and the mask<\/span>\r\nmasked <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>bitwise_and<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">,<\/span> image<span class=\"token punctuation\">,<\/span> mask<span class=\"token operator\">=<\/span>mask<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Mask applied to Image\"<\/span><span class=\"token punctuation\">,<\/span> masked<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3067\u306f\u3001\u3055\u3063\u305d\u304f\u5186\u5f62\u306e\u30de\u30b9\u30af\u3067\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># creating a mask of that has the same dimensions of the image<\/span>\r\n<span class=\"token comment\"># where each pixel is valued at 0<\/span>\r\nmask <span class=\"token operator\">=<\/span> np<span class=\"token punctuation\">.<\/span>zeros<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span> dtype<span class=\"token operator\">=<\/span><span class=\"token string\">\"uint8\"<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># creating a rectangle on the mask<\/span>\r\n<span class=\"token comment\"># where the pixels are valued at 255<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>circle<span class=\"token punctuation\">(<\/span>mask<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">145<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Mask\"<\/span><span class=\"token punctuation\">,<\/span> mask<span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token comment\"># performing a bitwise_and with the image and the mask<\/span>\r\nmasked <span class=\"token operator\">=<\/span> cv2<span class=\"token punctuation\">.<\/span>bitwise_and<span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">,<\/span> image<span class=\"token punctuation\">,<\/span> mask<span class=\"token operator\">=<\/span>mask<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Mask applied to Image\"<\/span><span class=\"token punctuation\">,<\/span> masked<span class=\"token punctuation\">)<\/span>\r\ncv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3059\u3079\u3066\u304c\u3046\u307e\u304f\u3044\u3051\u3070\u3001\u79c1\u305f\u3061\u306f\u3053\u3093\u306a\u98a8\u306b\u898b\u3048\u308b\u3088\u3046\u306a\u51fa\u529b\u3092\u53d7\u3051\u53d6\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65648f1ddaa94e2bdf7bd64b\/63-0.png\" alt=\"Image 10\" \/><\/div>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u3064\u3044\u306b\u753b\u50cf\u51e6\u7406\u306e\u4e2d\u6838\u306b\u5165\u308a\u307e\u3059\u3002\u30d3\u30c3\u30c8\u6f14\u7b97\u3068\u30de\u30b9\u30ad\u30f3\u30b0\u306e\u7406\u89e3\u306f\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u79c1\u305f\u3061\u306b\u306f\u3001\u8208\u5473\u306e\u3042\u308b\u90e8\u5206\u3060\u3051\u3092\u53d6\u308a\u8fbc\u3093\u3060\u308a\u3001\u753b\u50cf\u306e\u4e00\u90e8\u3092\u30d6\u30ed\u30c3\u30af\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3060\u304b\u3089\u3001\u304b\u306a\u308a\u4fbf\u5229\u306a\u6982\u5ff5\u3067\u3059\u3002<\/p>\n<p>\u79c1\u305f\u3061\u306f\u9069\u5ea6\u306a\u30b9\u30d4\u30fc\u30c9\u3067\u9032\u3093\u3067\u3044\u307e\u3059\u304c\u3001\u3082\u3057\u7d42\u308f\u308a\u306b\u65e9\u9001\u308a\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u3069\u3046\u305e\u3054\u81ea\u7531\u306b\uff01<\/p>\n<p>\u4ee5\u4e0b\u306f\u3001OpenCV\u3068\u9854\u8a8d\u8b58\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u8a18\u4e8b\u3068\u3001Android\u3068CameraX 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\u3053\u3061\u3089\u306e\u30de\u30b9\u30af\u5b66\u7fd2\u306e\u5192\u967a\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u4ee5\u524d\u306e\u8a18\u4e8b\u3092\u7e70\u308a\u8fd4\u3057\u8aad\u3080\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002 \u74b0\u5883\u306e\u30bb\u30c3\u30c8\u30a2 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-969","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u753b\u50cf\u51e6\u7406\u306e\u30d1\u30fc\u30c85\uff1a\u7b97\u8853\u3001\u30d3\u30c3\u30c8\u6f14\u7b97\u3001\u304a\u3088\u3073\u30de\u30b9\u30ad\u30f3\u30b0 - Blog - Silicon 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