{"id":123391,"date":"2024-03-24T11:03:48","date_gmt":"2024-03-24T02:03:48","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/golang%e3%81%a8ffmpeg%e3%82%92%e7%94%a8%e3%81%84%e3%81%9f%e9%9f%b3%e5%a3%b0%e3%83%8e%e3%82%a4%e3%82%ba%e4%bd%8e%e6%b8%9b%e3%83%86%e3%82%af%e3%83%8b%e3%83%83%e3%82%af\/"},"modified":"2024-03-27T10:33:39","modified_gmt":"2024-03-27T01:33:39","slug":"golang%e3%81%a8ffmpeg%e3%82%92%e7%94%a8%e3%81%84%e3%81%9f%e9%9f%b3%e5%a3%b0%e3%83%8e%e3%82%a4%e3%82%ba%e4%bd%8e%e6%b8%9b%e3%83%86%e3%82%af%e3%83%8b%e3%83%83%e3%82%af","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/golang%e3%81%a8ffmpeg%e3%82%92%e7%94%a8%e3%81%84%e3%81%9f%e9%9f%b3%e5%a3%b0%e3%83%8e%e3%82%a4%e3%82%ba%e4%bd%8e%e6%b8%9b%e3%83%86%e3%82%af%e3%83%8b%e3%83%83%e3%82%af\/","title":{"rendered":"Golang\u3068FFmpeg\u3092\u7528\u3044\u305f\u97f3\u58f0\u30ce\u30a4\u30ba\u4f4e\u6e1b\u30c6\u30af\u30cb\u30c3\u30af"},"content":{"rendered":"

Golang\u3068FFmpeg\u3092\u4f7f\u7528\u3057\u3066\u30ce\u30a4\u30ba\u9664\u53bb\u3092\u5b9f\u884c\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3044\u307e\u3059\u3002<\/p>\n

    \n
  1. Go\u8a00\u8a9e\u3068FFmpeg\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\uff1a\u307e\u305a\u3001\u304a\u4f7f\u3044\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306bGo\u8a00\u8a9e\u3068FFmpeg\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3089\u306f\u516c\u5f0f\u30b5\u30a4\u30c8\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/li>\n
  2. Go\u30b3\u30fc\u30c9\u3067\u306f\u3001`import`\u6587\u3092\u7528\u3044\u3066\u3001\u5fc5\u8981\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\uff08\u4f8b\u3048\u3070\u3001\u300cos\/exec\u300d\u3084\u300cio\/ioutil\u300d\uff09\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002<\/li>\n
  3. exec\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001FFmpeg\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002exec.Command()\u95a2\u6570\u3092\u5b9f\u884c\u3057\u3066\u3001\u65b0\u3057\u3044\u30b3\u30de\u30f3\u30c9\u3092\u4f5c\u6210\u3057\u3001\u30b3\u30de\u30f3\u30c9\u306e\u5f15\u6570\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30ce\u30a4\u30ba\u4f4e\u6e1b\u30d5\u30a3\u30eb\u30bf\u3092\u9069\u7528\u3059\u308b\u305f\u3081\u306b\u3001\u4e0b\u8a18\u306e\u5f15\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
    cmd := exec.Command(\"ffmpeg\", \"-i\", \"input.mp3\", \"-af\", \"anlmdn=mode=0\", \"output.mp3\")\r\n<\/code><\/pre>\n
    \u3053\u306e\u4f8b\u3067\u306f anlmdn \u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u97f3\u58f0\u3092\u30ce\u30a4\u30ba\u9664\u53bb\u3057\u307e\u3059\u3002\u30e2\u30fc\u30c9\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u304c 0 \u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u65e2\u5b9a\u306e\u30ce\u30a4\u30ba\u9664\u53bb\u30e2\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
      \n
    1. \u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u5b8c\u4e86\u3092\u5f85\u3064\uff1a\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u306b\u306fcmd.Run()\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u3001\u305d\u306e\u5b9f\u884c\u3092\u5f85\u3061\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001FFmpeg\u30b3\u30de\u30f3\u30c9\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u30d6\u30ed\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/li>\n
    2. \u51fa\u529b\u7d50\u679c\u3092\u51e6\u7406\u3059\u308b\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u51fa\u529b\u30d5\u30a1\u30a4\u30eb\u3092\u95b2\u89a7\u3057\u305f\u308a\u3001\u4ed6\u306e\u65b9\u6cd5\u3067ffmpeg\u30b3\u30de\u30f3\u30c9\u304b\u3089\u51fa\u529b\u7d50\u679c\u3092\u51e6\u7406\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li>\n<\/ol>\n
      \u97f3\u58f0\u30ce\u30a4\u30ba\u30ad\u30e3\u30f3\u30bb\u30ea\u30f3\u30b0\u3092 Go \u3068 FFmpeg \u3067\u5b9f\u73fe\u3059\u308b\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002<\/p>\n
      package<\/span> main\r\nimport<\/span> (\r\n\"fmt\"<\/span>\r\n\"os\/exec\"<\/span>\r\n\"io\/ioutil\"<\/span>\r\n)\r\nfunc<\/span> main<\/span>()<\/span><\/span> {\r\ncmd := exec.Command(\"ffmpeg\"<\/span>, \"-i\"<\/span>, \"input.mp3\"<\/span>, \"-af\"<\/span>, \"anlmdn=mode=0\"<\/span>, \"output.mp3\"<\/span>)\r\nerr := cmd.Run()\r\nif<\/span> err != nil<\/span> {\r\nfmt.Println(\"Error:\"<\/span>, err)\r\nreturn<\/span>\r\n}\r\n\/\/ \u5904\u7406\u8f93\u51fa\u7ed3\u679c<\/span>\r\noutput, err := ioutil.ReadFile(\"output.mp3\"<\/span>)\r\nif<\/span> err != nil<\/span> {\r\nfmt.Println(\"Error:\"<\/span>, err)\r\nreturn<\/span>\r\n}\r\nfmt.Println(\"Output:\"<\/span>, string<\/span>(output))\r\n}\r\n<\/code><\/pre>\n
      \u672c\u4f8b\u3067\u306f\u3001\u5165\u529b\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066input.mp3\u3092\u4f7f\u7528\u3057\u3001\u30ce\u30a4\u30ba\u3092\u9664\u53bb\u3057\u305f\u97f3\u58f0\u3092output.mp3\u3068\u3057\u3066\u4fdd\u5b58\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306b\u3001\u51fa\u529b\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u8eab\u3092\u8aad\u307f\u8fbc\u307f\u3001\u51fa\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
      \u3053\u308c\u306f\u7c21\u5358\u306a\u4f8b\u306a\u306e\u3067\u3001\u81ea\u5206\u597d\u307f\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3084\u6700\u9069\u5316\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
      Golang\u3068FFmpeg\u3092\u4f7f\u7528\u3057\u3066\u30ce\u30a4\u30ba\u9664\u53bb\u3092\u5b9f\u884c\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3044\u307e\u3059\u3002 Go\u8a00\u8a9e\u3068FFmpeg\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\uff1a\u307e\u305a\u3001\u304a\u4f7f\u3044\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306bGo\u8a00\u8a9e\u3068FFmpeg\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055 […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-123391","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nGolang\u3068FFmpeg\u3092\u7528\u3044\u305f\u97f3\u58f0\u30ce\u30a4\u30ba\u4f4e\u6e1b\u30c6\u30af\u30cb\u30c3\u30af - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/golang\u3068ffmpeg\u3092\u7528\u3044\u305f\u97f3\u58f0\u30ce\u30a4\u30ba\u4f4e\u6e1b\u30c6\u30af\u30cb\u30c3\u30af\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Golang\u3068FFmpeg\u3092\u7528\u3044\u305f\u97f3\u58f0\u30ce\u30a4\u30ba\u4f4e\u6e1b\u30c6\u30af\u30cb\u30c3\u30af\" \/>\n<meta property=\"og:description\" content=\"Golang\u3068FFmpeg\u3092\u4f7f\u7528\u3057\u3066\u30ce\u30a4\u30ba\u9664\u53bb\u3092\u5b9f\u884c\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5f93\u3044\u307e\u3059\u3002 Go\u8a00\u8a9e\u3068FFmpeg\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\uff1a\u307e\u305a\u3001\u304a\u4f7f\u3044\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306bGo\u8a00\u8a9e\u3068FFmpeg\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/golang\u3068ffmpeg\u3092\u7528\u3044\u305f\u97f3\u58f0\u30ce\u30a4\u30ba\u4f4e\u6e1b\u30c6\u30af\u30cb\u30c3\u30af\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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