{"id":32121,"date":"2022-12-10T02:25:37","date_gmt":"2023-08-09T19:26:19","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%ae%a9%e6%88%91%e4%bb%ac%e4%bd%bf%e7%94%a8node-js%e8%bf%9b%e8%a1%8copencv%ef%bc%81%e3%80%9c%e5%ae%89%e8%a3%85%e6%95%99%e7%a8%8b%e3%80%9c\/"},"modified":"2024-04-29T04:32:38","modified_gmt":"2024-04-28T20:32:38","slug":"%e8%ae%a9%e6%88%91%e4%bb%ac%e4%bd%bf%e7%94%a8node-js%e8%bf%9b%e8%a1%8copencv%ef%bc%81%e3%80%9c%e5%ae%89%e8%a3%85%e6%95%99%e7%a8%8b%e3%80%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%ae%a9%e6%88%91%e4%bb%ac%e4%bd%bf%e7%94%a8node-js%e8%bf%9b%e8%a1%8copencv%ef%bc%81%e3%80%9c%e5%ae%89%e8%a3%85%e6%95%99%e7%a8%8b%e3%80%9c\/","title":{"rendered":"\u8ba9\u6211\u4eec\u4f7f\u7528Node.js\u8fdb\u884cOpenCV\uff01\u301c\u5b89\u88c5\u6559\u7a0b\u301c"},"content":{"rendered":"<p>\u6700\u8fd1\u6211\u5728\u5de5\u4f5c\u4e2d\u9047\u5230\u4e86\u4e00\u4e2a\u9879\u76ee\uff0c\u9700\u8981\u7528Node.js\u62cd\u6444\u6444\u50cf\u5934\u56fe\u50cf\uff0c\u5e76\u901a\u8fc7WebRTC\u8fdb\u884c\u4f20\u8f93\u3002<\/p>\n<p>\u7136\u800c\uff0c\u51fa\u4e4e\u610f\u6599\u7684\u662f\uff0c\u5728 Node.js \u4e0a\u83b7\u53d6\u76f8\u673a\u56fe\u50cf\u7684\u9700\u6c42\u4f3c\u4e4e\u5e76\u4e0d\u5e38\u89c1\uff0c\u6240\u4ee5 OpenCV \u662f\u76ee\u524d\u552f\u4e00\u4e00\u4e2a\u770b\u8d77\u6765\u6709\u5b8c\u5584\u6587\u6863\u4e14\u6613\u4e8e\u5904\u7406\u7684\u9009\u9879\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u7531\u4e8e\u5728\u5f15\u5165\u8fc7\u7a0b\u4e2d\u9047\u5230\u4e00\u4e9b\u95ee\u9898\uff0c\u6211\u51b3\u5b9a\u6574\u7406\u8fd9\u4e9b\u5907\u5fd8\u5f55\u3002<\/p>\n<h1>\u83b7\u53d6\u6444\u50cf\u5934\u56fe\u50cf\u65f6\u7684\u9009\u62e9 &#8211; Node.js<\/h1>\n<p>\u5728\u4e2d\u6587\u4e2d\uff0c\u9009\u62e9\u5e76\u4e0d\u662f\u5f88\u591a\u3002\u6211\u5c06\u5217\u51fa\u5370\u8c61\u4e2d\u88ab\u89c6\u4e3a\u4ee3\u8868\u7684\u4e24\u4e2a\u9009\u9879\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">OpenCV4Nodejs<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">node-webcam<\/ul>\n<p>\u5982\u6807\u9898\u6240\u793a\uff0c\u672c\u6b21\u5c06\u4f7f\u7528OpenCV4Nodejs\u4f5c\u4e3aOpenCV\u5305\u88c5\u5668\u3002<\/p>\n<h1>\u51c6\u5907\/\u6240\u9700\u7269\u54c1<\/h1>\n<p>\u5728\u5b89\u88c5\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u786e\u8ba4\u4e00\u4e0b\u9700\u8981\u4ec0\u4e48\uff01\u7531\u4e8e\u672c\u6587\u662f2020\u5e7411\u6708\u5e95\u7684\u5185\u5bb9\uff0c\u6240\u4ee5\u5f53\u4f60\u4eec\u4f7f\u7528\u7684\u65f6\u5019\u53ef\u80fd\u4f1a\u6709\u4e9b\u53d8\u5316\uff0c\u4f46\u5e94\u8be5\u4e0d\u4f1a\u6709\u592a\u5927\u7684\u533a\u522b\uff01<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">node-gyp (Node.js\u6a19\u6e96\u306e\u3082\u306e\u3067\u3088\u3044\u307f\u305f\u3044\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Python 2.7<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">CMake<\/ul>\n<p>\u6b64\u5916\uff0c\u5728Windows\u60c5\u51b5\u4e0b<\/p>\n<ul class=\"post-ul\">windows-build-tools<\/ul>\n<p>\u4e5f\u5c06\u53d8\u5f97\u5fc5\u8981\u3002<\/p>\n<h2>\u5b89\u88c5\u9009\u9879<\/h2>\n<p>Opencv4Nodejs\u7684\u5b89\u88c5\u6709\u4e24\u4e2a\u9009\u62e9\u3002<br \/>\n\u672c\u6587\u5c06\u5bf9\u7b2c\u4e8c\u4e2a\u540c\u65f6\u5b89\u88c5\u7684\u8fc7\u7a0b\u8fdb\u884c\u89e3\u91ca\u3002<\/p>\n<p>OpenCV\u672c\u4f53\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u3001Opencv4Nodejs\u3092\u5225\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/p>\n<p>\u4ed6\u306ePJ\u3068\u304b\u3067\u3059\u3067\u306bOpenCV\u3092\u4f7f\u3063\u3066\u308b\u304b\u3089\u5225\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u304f\u306a\u3044\u5834\u5408\u306f\u3053\u3063\u3061<br \/>\n\u305f\u3060\u3057\u3001\u3068\u3063\u3066\u3082\u3081\u3093\u3069\u304f\u3055\u3044\u4e0a\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u307e\u304f\u308a\u3067\u6210\u529f\u3057\u307e\u305b\u3093\u3067\u3057\u305f<\/p>\n<p>Opencv4Nodejs\u306b\u30d0\u30f3\u30c9\u30eb\u3055\u308c\u3066\u3044\u308b\u306e\u3092\u4e00\u7dd2\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/p>\n<p>\u5168\u81ea\u52d5\u3067OpenCV\u306e\u30d3\u30eb\u30c9\u7b49\u3005\u3092\u3084\u3063\u3066\u304f\u308c\u307e\u3059\u3002\u7d20\u6575<br \/>\n\u4e00\u90e8\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff08\u30d3\u30eb\u30c9\uff09\u6642\u306b\u5e72\u6e09\u3059\u308b\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u3082\u306e\u306f\u4e8b\u524d\u306b\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059<\/p>\n<p>ffmpeg<br \/>\ntesseract<br \/>\n\u4e0a\u8a18\uff12\u3064\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306fOpencv4Nodejs\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u5f8c\u3067\u3042\u308c\u3070\u518d\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u53ef\u80fd\u3068\u601d\u308f\u308c\u308b<\/p>\n<h1>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aNode\u7684\u9879\u76ee\u3002<\/h1>\n<p>\u8ba9\u6211\u4eec\u5236\u4f5c\u5427\u3002 ba.)<\/p>\n<pre class=\"post-pre\"><code>mkdir test\r\ncd test\r\nnpm init\r\n<\/code><\/pre>\n<p>\u5982\u679c\u6709package.json\uff0c\u90a3\u5c31\u4e07\u4e8b\u4ff1\u5907\u266a<\/p>\n<h1>\u4f7f\u7528\u547d\u4ee4\u8fdb\u884copencv4nodejs\u7684\u5b89\u88c5\u3002<\/h1>\n<h2>\u5728\u5b89\u88c5\u4e4b\u524d<\/h2>\n<p>\u6709\u4e9b Stackoverflow \u7684\u6587\u7ae0\u63d0\u5230\u9700\u8981\u4fee\u6539 package.json \u6587\u4ef6\uff0c\u4f46\u5728\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u5e76\u4e0d\u9700\u8981\u8fd9\u6837\u505a\u3002<br \/>\nOpenCV \u9ed8\u8ba4\u4f1a\u81ea\u52a8\u6784\u5efa\u5e76\u8bbe\u7f6e\u4e3a\u53ef\u7528\uff0c\u6240\u4ee5\u8bf7\u5148\u5ffd\u7565\u8fd9\u4e9b\u6587\u7ae0~<\/p>\n<h2>\u5b89\u88c5npm<\/h2>\n<pre class=\"post-pre\"><code>npm install opencv4nodejs@5.2.0\r\n<\/code><\/pre>\n<p>\u5173\u952e\u5728\u4e8e\u6307\u5b9a\u7248\u672c\u3002\u542c\u8bf4\u4ece5.4\u4ee5\u4e0a\u7684\u7248\u672c\u5f00\u59cb\u6784\u5efa\u65f6\u4f1a\u51fa\u73b0\u95ee\u9898\uff0c\u6240\u4ee5\u6211\u9009\u62e9\u66f4\u53ef\u9760\u76845.2\u7248\u672c\u6765\u4f7f\u7528\u3002<\/p>\n<p>\u51fa\u73b0\u4e86\u8bb8\u591a\u8b66\u544a\u548c\u8bf4\u660e\uff0c\u611f\u89c9\u6709\u70b9\u96be\u7406\u89e3\uff0c\u4f46\u5982\u679c\u80fd\u5230\u6700\u540e\u4e14\u6ca1\u6709\u62a5\u9519\u7684\u8bdd\uff0c\u5927\u6982\u5c31\u6ca1\u95ee\u9898\u4e86\u3002<\/p>\n<h1>\u4f60\u6210\u529f\u4e86\u5417\uff1f<\/h1>\n<p>\u4e00\u5b9a\u4f1a\u5931\u8d25\u3002<br \/>\n\u5931\u8d25\u7387\u975e\u5e38\u9ad8\u3002<br \/>\n\u4f60\u53ef\u4ee5\u53c2\u8003\u8fd9\u4e2a\u9644\u8fd1\u7684\u5185\u5bb9\u3002<\/p>\n<p>&nbsp;<\/p>\n<h1>\u884c\u52a8\u786e\u8ba4<\/h1>\n<p>\u53ea\u6709\u901a\u8fc7\u5c1d\u8bd5\u4f7f\u7528\uff0c\u624d\u80fd\u786e\u5b9a\u5b89\u88c5\u662f\u5426\u6210\u529f\u3002<br \/>\n\u4f8b\u5982\uff0c\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u7a0b\u5e8f\uff0c\u5982\u679c\u80fd\u770b\u5230\u5f88\u591a\u6570\u5b57\u8f93\u51fa\uff0c\u90a3\u4e48Opencv4Nodejs\u5c31\u5df2\u7ecf\u6210\u529f\u5b89\u88c5\u5e76\u4e14\u53ef\u4ee5\u83b7\u53d6\u76f8\u673a\u56fe\u50cf\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">const<\/span> <span class=\"nx\">cv<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">opencv4nodejs<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">wCap<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">cv<\/span><span class=\"p\">.<\/span><span class=\"nc\">VideoCapture<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nf\">setTimeout<\/span><span class=\"p\">(<\/span><span class=\"kd\">function<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">let<\/span> <span class=\"nx\">frame<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">wCap<\/span><span class=\"p\">.<\/span><span class=\"nf\">read<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">frame<\/span><span class=\"p\">.<\/span><span class=\"nf\">getDataAsArray<\/span><span class=\"p\">());<\/span>\r\n<span class=\"p\">},<\/span> <span class=\"mi\">2000<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u60f3\u8981\u66f4\u591a\u5b9e\u611f\uff0c\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u7f51\u7ad9\uff01<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"zYv65WLOva\"><p><a href=\"https:\/\/kokensha.xyz\/javascript\/yes-you-can-do-opencv-with-node-js-and-tensorflow\/\">openCV\u3092node.js\u3067\u3084\u308a\u307e\u3057\u3087\u3046\uff01Tensorflow\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8a8d\u8b58\u307e\u3067\u3084\u3063\u3061\u3083\u3044\u307e\u3059\uff01<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;openCV\u3092node.js\u3067\u3084\u308a\u307e\u3057\u3087\u3046\uff01Tensorflow\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8a8d\u8b58\u307e\u3067\u3084\u3063\u3061\u3083\u3044\u307e\u3059\uff01&#8221; &#8212; KOKENSHA\u306e\u6280\u8853\u30d6\u30ed\u30b0\" src=\"https:\/\/kokensha.xyz\/javascript\/yes-you-can-do-opencv-with-node-js-and-tensorflow\/embed\/#?secret=mn0nMeoGiy#?secret=zYv65WLOva\" data-secret=\"zYv65WLOva\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h1>\u9644\u8a00\uff1a\u5173\u4e8eOpenCV\u7684\u5b89\u88c5\uff0c\u9700\u8981\u53e6\u5916\u5b89\u88c5\u3002<\/h1>\n<p>\u4e0a\u9762\u63d0\u5230\u7684\u90a3\u4f4d\u8868\u793a\uff1a&#8221;\u4e00\u76f4\u9047\u5230\u95ee\u9898\uff0c\u5bfc\u81f4\u6ca1\u6709\u6210\u529f&#8221;\u7684\u4eba\u7684\u6545\u4e8b\u3002<br \/>\n\u5931\u8d25\u7684\u539f\u56e0\u6709\u4e24\u4e2a\u3002<\/p>\n<p>\u6709\u4e00\u4e2a\u95ee\u9898\u662f\u65e0\u6cd5\u6210\u529f\u5730\u5f15\u7528OpenCV\u3002\u867d\u7136\u9700\u8981\u5411package.json\u6dfb\u52a0\u4ee5\u4e0b\u90e8\u5206\uff0c\u4f46\u6211\u65e0\u6cd5\u786e\u5b9a\u5982\u4f55\u6b63\u786e\u8bbe\u7f6e\uff0c\u53ea\u80fd\u5f97\u5230\u7c7b\u4f3c\u4e8e\u65e0\u6cd5\u627e\u5230core.h\u7684\u9519\u8bef\uff0c\u5c3d\u7ba1\u5df2\u7ecf\u6307\u5b9a\u4e86brew\u5b89\u88c5\u76ee\u5f55\uff01\u5982\u679c\u6709\u4eba\u77e5\u9053\u6b63\u786e\u7b54\u6848\uff0c\u8bf7\u7559\u4e0b\u8bc4\u8bba\uff0c\u6211\u5c06\u4e0d\u80dc\u611f\u6fc0\uff01<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"name\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"sample\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"version\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"1.0.0\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"main\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"app.js\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"err\">...<\/span>\r\n  <span class=\"nl\">\"opencv4nodejs\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"disableAutoBuild\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">,<\/span> <span class=\"err\">&lt;=<\/span> <span class=\"err\">\u5225\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30b3\u30fc\u30b9\u3067\u306f\uff11\u306b\u3001\u4e00\u7dd2\u306b\u30b3\u30fc\u30b9\u306e\u5834\u5408\u306f\uff10\u306b\u8a2d\u5b9a\u3057\u307e\u3059<\/span>\r\n    <span class=\"nl\">\"opencvIncludeDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\/usr\/local\/opt\/opencv@3\/include\/opencv\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"opencvLibDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\/usr\/local\/opt\/opencv@3\/lib\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"opencvBinDir\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"\/usr\/local\/opt\/opencv@3\/bin\"<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span 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