{"id":78443,"date":"2024-03-20T19:50:19","date_gmt":"2024-03-20T10:50:19","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%a7%e3%80%8ccoinitialize%e3%80%8d%e3%81%a8%e3%80%8ccouninitialize%e3%80%8d%e3%82%92%e3%83%8d%e3%82%a4%e3%83%86%e3%82%a3%e3%83%96%e3%81%ab%e5%91%bc%e3%81%b3%e5%87%ba%e3%81%99%e6%96%b9%e6%b3%95\/"},"modified":"2025-08-12T02:13:53","modified_gmt":"2025-08-11T17:13:53","slug":"c%e3%81%a7%e3%80%8ccoinitialize%e3%80%8d%e3%81%a8%e3%80%8ccouninitialize%e3%80%8d%e3%82%92%e3%83%8d%e3%82%a4%e3%83%86%e3%82%a3%e3%83%96%e3%81%ab%e5%91%bc%e3%81%b3%e5%87%ba%e3%81%99%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%a7%e3%80%8ccoinitialize%e3%80%8d%e3%81%a8%e3%80%8ccouninitialize%e3%80%8d%e3%82%92%e3%83%8d%e3%82%a4%e3%83%86%e3%82%a3%e3%83%96%e3%81%ab%e5%91%bc%e3%81%b3%e5%87%ba%e3%81%99%e6%96%b9%e6%b3%95\/","title":{"rendered":"C++\u3067\u300cCoInitialize\u300d\u3068\u300cCoUninitialize\u300d\u3092\u30cd\u30a4\u30c6\u30a3\u30d6\u306b\u547c\u3073\u51fa\u3059\u65b9\u6cd5"},"content":{"rendered":"<p>C++\u3067\u306f\u3001COM\uff08\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8 \u30e2\u30c7\u30eb\uff09\u74b0\u5883\u3092\u521d\u671f\u5316\u3001\u89e3\u653e\u3059\u308b\u305f\u3081\u306b `CoInitialize`\u3001`CoUninitialize` \u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u95a2\u6570\u306f\u901a\u5e38\u3001COM\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u3046\u524d\u306b\u547c\u3073\u51fa\u3057\u3066\u6b63\u3057\u3044\u521d\u671f\u5316\u3068\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3092\u56f3\u308a\u307e\u3059\u3002<\/p>\n<p>CoInitialize\u304a\u3088\u3073CoUninitialize\u95a2\u6570\u3092\u547c\u3073\u51fa\u3059\u4f8b\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059<\/p>\n<pre class=\"post-pre\">#include\u00a0\r\n#include\u00a0\r\nint\u00a0main()\u00a0{\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u00a0\u521d\u59cb\u5316\u00a0COM\u00a0\u73af\u5883\r\n\u00a0\u00a0\u00a0\u00a0HRESULT\u00a0hr\u00a0=\u00a0CoInitialize(nullptr);\r\n\u00a0\u00a0\u00a0\u00a0if\u00a0(FAILED(hr))\u00a0{\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u00a0\u5904\u7406\u521d\u59cb\u5316\u5931\u8d25\u7684\u60c5\u51b5\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u00a0...\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return\u00a01;\r\n\u00a0\u00a0\u00a0\u00a0}\r\n\u00a0\u00a0\u00a0\u00a0\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u00a0\u5728\u6b64\u5904\u8fdb\u884c\u00a0COM\u00a0\u76f8\u5173\u64cd\u4f5c\r\n\u00a0\u00a0\u00a0\u00a0\r\n\u00a0\u00a0\u00a0\u00a0\/\/\u00a0\u6e05\u7406\u5e76\u91ca\u653e\u00a0COM\u00a0\u73af\u5883\r\n\u00a0\u00a0\u00a0\u00a0CoUninitialize();\r\n\u00a0\u00a0\u00a0\u00a0\r\n\u00a0\u00a0\u00a0\u00a0return\u00a00;\r\n}<\/pre>\n<p>\u4ee5\u4e0b\u306e\u70b9\u306b\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>CoInitialize \u95a2\u6570\u306f `LPVOID` \u578b\u306e\u5f15\u6570\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u304c\u3001\u901a\u5e38\u3053\u308c\u306f `nullptr` \u3067\u3059\u3002\u3053\u306e\u5f15\u6570\u3067\u306f\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9 \u30e2\u30c7\u30eb\u3084\u521d\u671f\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u304c\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001`nullptr` \u306e\u307e\u307e\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>2\uff0eCoInitialize \u95a2\u6570\u306f\u3001\u521d\u671f\u5316\u306e\u6210\u529f\u3092\u77e5\u3089\u305b\u308b `HRESULT` \u578b\u306e\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002\u521d\u671f\u5316\u306b\u5931\u6557\u3057\u305f\u5834\u5408\u306f\u3001\u623b\u308a\u5024\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u306b\u5f93\u3063\u3066\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>3\u3001CoUninitialize\u95a2\u6570\u306b\u3088\u308a\u3001COM\u74b0\u5883\u30ea\u30bd\u30fc\u30b9\u304c\u89e3\u653e\u3055\u308c\u307e\u3059\u3002\u4e00\u5ea6CoUninitialize\u304c\u547c\u3073\u51fa\u3055\u308c\u308b\u3068\u3001\u305d\u306e\u5f8cCOM\u95a2\u9023\u306e\u64cd\u4f5c\u306f\u884c\u3048\u307e\u3059\u3002<\/p>\n<p>COM \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u524d\u306b `CoInitialize` \u3092\u547c\u3073\u51fa\u3057\u3001COM \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u306a\u304f\u306a\u3063\u305f\u3089 `CoUninitialize` \u3092\u547c\u3073\u51fa\u3057\u3066\u3001\u9069\u5207\u306a\u521d\u671f\u5316\u3068\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3092\u78ba\u5b9f\u306b\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C++\u3067\u306f\u3001COM\uff08\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8 \u30e2\u30c7\u30eb\uff09\u74b0\u5883\u3092\u521d\u671f\u5316\u3001\u89e3\u653e\u3059\u308b\u305f\u3081\u306b `CoInitialize`\u3001`CoUninitialize` \u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u95a2\u6570\u306f\u901a\u5e38\u3001COM\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u3046\u524d\u306b\u547c [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-78443","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>C++\u3067\u300cCoInitialize\u300d\u3068\u300cCoUninitialize\u300d\u3092\u30cd\u30a4\u30c6\u30a3\u30d6\u306b\u547c\u3073\u51fa\u3059\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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