{"id":7337,"date":"2019-03-24T09:04:15","date_gmt":"2019-03-24T00:04:15","guid":{"rendered":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/?p=7337"},"modified":"2019-03-24T09:04:15","modified_gmt":"2019-03-24T00:04:15","slug":"post-7337","status":"publish","type":"post","link":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/2019\/03\/24\/post-7337\/","title":{"rendered":"Python\/OpenCV\u3067\u5358\u8272\u306e\u753b\u50cf\u3092\u751f\u6210\u3055\u305b\u308b\u65b9\u6cd5\uff08numpy\u4f7f\u7528\uff09"},"content":{"rendered":"<p>Python\/OpenCV\u3067\u306f\u81ea\u5206\u3067\u753b\u50cf\u3092\u751f\u6210\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3056\u3063\u304f\u308a\u8a00\u3046\u3068\u3001numpy\u3067RGB\u30c7\u30fc\u30bf\uff08\u4f8b\u3048\u3070\u30db\u30ef\u30a4\u30c8\u306a\u3089255,255,255\uff09\u3092\u753b\u50cf\u30b5\u30a4\u30ba\u6587\u3060\u3051\u884c\u5217\u3092\u751f\u6210\u3057\u3066\u3001\u305d\u308c\u3092\u753b\u50cf\u3068\u3057\u3066\u4fdd\u5b58\u3059\u308c\u3070\u826f\u3044\u308f\u3051\u3067\u3059\u3002<\/p>\n<p style=\"text-align: center;\">[ad#top-1]<\/p>\n<p>&nbsp;<\/p>\n<h5>\u9ed2\u306e\u5358\u8272\u753b\u50cf\u3092\u751f\u6210<\/h5>\n<p>numpy\u3067\u306fzeros\u95a2\u6570\u3067\u30aa\u30fc\u30eb\u30bc\u30ed\u306e\u884c\u5217\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u95a2\u6570\u3092\u4f7f\u3063\u3066RGB=(0,0,0)\u306e\u30c7\u30fc\u30bf\u3092\u753b\u50cf\u30b5\u30a4\u30ba\u5206\u3092\u751f\u6210\u3057\u3066\u3042\u3052\u3066\u3001\u305d\u308c\u3092\u753b\u50cf\u3068\u3057\u3066\u4fdd\u5b58\u3059\u308c\u3070\u826f\u3044\u308f\u3051\u3067\u3059\u3002<\/p>\n<pre class=\"brush: python; title: ; notranslate\" title=\"\">\r\nimport cv2\r\nimport numpy as np\r\n\r\n#\u30d6\u30e9\u30f3\u30af\u753b\u50cf\r\nheight = 100\r\nwidth = 200\r\nblank = np.zeros((height, width, 3))\r\n\r\ncv2.imwrite('blank.png',blank)\r\n \r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>\u3054\u89a7\u306e\u901a\u308a200W\u00d7100H\u306e\u9ed2\u306e\u753b\u50cf\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-content\/uploads\/2019\/03\/blank_black.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7339\" src=\"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-content\/uploads\/2019\/03\/blank_black.png\" alt=\"\" width=\"200\" height=\"100\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<h5>\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u306b255\u3092\u8db3\u3057\u3066\u767d\u753b\u50cf\u751f\u6210<\/h5>\n<p>\u5148\u307b\u3069\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306b255\u3092\u8db3\u3059\u3068\u3053\u3067\uff088\u884c\u76ee\uff09\u3001\u767d\u753b\u50cf\u304c\u751f\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"brush: python; title: ; notranslate\" title=\"\">\r\nimport cv2\r\nimport numpy as np\r\n\r\n#\u30d6\u30e9\u30f3\u30af\u753b\u50cf\r\nheight = 100\r\nwidth = 200\r\nblank = np.zeros((height, width, 3))\r\nblank += 255 #\u2190\u5168\u30bc\u30ed\u30c7\u30fc\u30bf\u306b255\u3092\u8db3\u3057\u3066\u30db\u30ef\u30a4\u30c8\u306b\u3059\u308b\r\n\r\ncv2.imwrite('blank.png',blank)\r\n \r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>\u3054\u89a7\u306e\u901a\u308a200W\u00d7100H\u306e\u767d\u306e\u753b\u50cf\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-content\/uploads\/2019\/03\/blank_white.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7340\" src=\"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-content\/uploads\/2019\/03\/blank_white.png\" alt=\"\" width=\"200\" height=\"100\" \/><\/a><\/p>\n<h5><\/h5>\n<h5>RGB\u6307\u5b9a\u3067\u8272\u753b\u50cf\u3092\u751f\u6210<\/h5>\n<p>RGB\u3092\u6307\u5b9a\u3057\u3066\u3044\u308d\u3044\u308d\u306a\u8272\u306e\u753b\u50cf\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u4f8b\u306f\u9ed2\u30c7\u30fc\u30bf(\u30aa\u30fc\u30eb0)\u306bRGB=(0, 0, 255)\u3092\u8db3\u3057\u3066\u9752\u753b\u50cf\u306b\u3057\u3066\u3044\u307e\u3059\u3002[::-1]\u306f\u30ea\u30d0\u30fc\u30b9\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002OpenCV\u3067\u306e\u8272\u6307\u5b9a\u306f\u9006\u306eBGR\u3089\u3057\u304f\u30ea\u30d0\u30fc\u30b9\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u3067\u3002<\/p>\n<pre class=\"brush: python; title: ; notranslate\" title=\"\">\r\nimport cv2\r\nimport numpy as np\r\n\r\n#\u30d6\u30e9\u30f3\u30af\u753b\u50cf\r\nheight = 100\r\nwidth = 200\r\nblank = np.zeros((height, width, 3))\r\nblank += &#x5B;0,0,255]&#x5B;::-1] #RGB\u3067\u9752\u6307\u5b9a\r\n\r\ncv2.imwrite('blank.png',blank)\r\n \r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>\u3054\u89a7\u306e\u901a\u308a\u9752\u753b\u50cf\u304c\u751f\u6210\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-content\/uploads\/2019\/03\/blank.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7338\" src=\"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-content\/uploads\/2019\/03\/blank.png\" alt=\"\" width=\"200\" height=\"100\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\">[ad#ad-1]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python\/OpenCV\u3067\u306f\u81ea\u5206\u3067\u753b\u50cf\u3092\u751f\u6210\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3056\u3063\u304f\u308a\u8a00 &#8230; <\/p>\n","protected":false},"author":1,"featured_media":7341,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-7337","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts\/7337","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/comments?post=7337"}],"version-history":[{"count":1,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts\/7337\/revisions"}],"predecessor-version":[{"id":7342,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts\/7337\/revisions\/7342"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/media\/7341"}],"wp:attachment":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/media?parent=7337"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/categories?post=7337"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/tags?post=7337"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}