{"id":7690,"date":"2025-03-18T23:55:32","date_gmt":"2025-03-18T14:55:32","guid":{"rendered":"https:\/\/code-plus.jp\/gp\/?p=7690"},"modified":"2026-01-08T11:50:13","modified_gmt":"2026-01-08T02:50:13","slug":"post-7690","status":"publish","type":"post","link":"https:\/\/code-plus.jp\/gp\/post-7690\/","title":{"rendered":"\u30b5\u30fc\u30d0\u30fc\u306b\u7f6e\u3044\u305f\u52d5\u753b\u304c\u518d\u751f\u3055\u308c\u306a\u3044\u5834\u5408\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8"},"content":{"rendered":"<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u52d5\u753b\u3092\u4f7f\u3044\u305f\u3044\u5834\u5408\u3001YouTube\u306a\u3069\u306e\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u81ea\u793e\u30b5\u30fc\u30d0\u30fc\u3067\u52d5\u753b\u3092\u7ba1\u7406\u3057\u305f\u3044\u30b1\u30fc\u30b9\u3082\u591a\u3044\u3067\u3057\u3087\u3046\u3002\u3057\u304b\u3057\u3001\u81ea\u524d\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u3092\u7f6e\u3044\u3066\u914d\u4fe1\u3059\u308b\u969b\u3001\u601d\u308f\u306c\u30c8\u30e9\u30d6\u30eb\u306b\u906d\u9047\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\r\n<p>\u7279\u306b\u3001\u7279\u5b9a\u306e\u30d6\u30e9\u30a6\u30b6\uff08\u4e3b\u306bSafari\uff09\u3067\u306e\u307f\u52d5\u753b\u304c\u518d\u751f\u3055\u308c\u306a\u3044\u3068\u3044\u3046\u30b1\u30fc\u30b9\u306f\u73cd\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u4eca\u56de\u306f\u3001\u305d\u3093\u306a\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\r\n<h2 class=\"fz-xl\">\u4e3b\u306a\u75c7\u72b6<\/h2>\r\n<ul style=\"list-style-type:bullet;\">\r\n  <li>Chrome\u3067\u306f\u52d5\u753b\u304c\u518d\u751f\u3055\u308c\u308b\u304c\u3001Safari\u3067\u306f\u518d\u751f\u3055\u308c\u306a\u3044<\/li>\r\n  <li>\u540c\u3058\u30b3\u30fc\u30c9\u304c\u5225\u306e\u30b5\u30fc\u30d0\u30fc\u3067\u306f\u6b63\u5e38\u306b\u52d5\u4f5c\u3059\u308b<\/li>\r\n  <li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306a\u304f\u3001\u5358\u306b\u52d5\u753b\u304c\u8868\u793a\u3055\u308c\u306a\u3044<\/li>\r\n<\/ul>\r\n<h2 class=\"fz-xl\">\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8<\/h2>\r\n<h3 class=\"fz-lg\">1. MIME\u30bf\u30a4\u30d7\u306e\u8a2d\u5b9a<\/h3>\r\n<p>\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u304c\u9069\u5207\u306aMIME\u30bf\u30a4\u30d7\u3067\u914d\u4fe1\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u7279\u306bSafari\u306fMIME\u30bf\u30a4\u30d7\u306e\u691c\u8a3c\u304c\u53b3\u683c\u3067\u3059\u3002<\/p>\r\n<pre><code class=\"language-apache\"># .htaccess\u30d5\u30a1\u30a4\u30eb\u3067\u306e\u8a2d\u5b9a\u4f8b\r\n&lt;IfModule mod_mime.c&gt;\r\n    AddType video\/mp4 .mp4 .m4v\r\n    AddType video\/webm .webm\r\n    AddType video\/ogg .ogv\r\n&lt;\/IfModule&gt;\r\n<\/code><\/pre>\r\n<h3 class=\"fz-lg\">2. CORS\u30d8\u30c3\u30c0\u30fc\u306e\u8a2d\u5b9a<\/h3>\r\n<p>Cross-Origin Resource Sharing\uff08CORS\uff09\u306e\u8a2d\u5b9a\u304c\u4e0d\u8db3\u3057\u3066\u3044\u308b\u3068\u3001\u7279\u5b9a\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u30e1\u30c7\u30a3\u30a2\u30d5\u30a1\u30a4\u30eb\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-apache\"># .htaccess\u30d5\u30a1\u30a4\u30eb\u3067\u306e\u8a2d\u5b9a\u4f8b\r\n&lt;IfModule mod_headers.c&gt;\r\n    &lt;FilesMatch &quot;\\.(mp4|webm|ogv)$&quot;&gt;\r\n        Header set Access-Control-Allow-Origin &quot;*&quot;\r\n        Header set Access-Control-Allow-Methods &quot;GET, HEAD, OPTIONS&quot;\r\n        Header set Access-Control-Allow-Headers &quot;Origin, X-Requested-With, Content-Type, Accept, Range&quot;\r\n    &lt;\/FilesMatch&gt;\r\n&lt;\/IfModule&gt;\r\n<\/code><\/pre>\r\n<h3 class=\"fz-lg\">3. \u30d0\u30a4\u30c8\u30ec\u30f3\u30b8\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5bfe\u5fdc<\/h3>\r\n<p>\u52d5\u753b\u306e\u4e00\u90e8\u5206\u3060\u3051\u3092\u8aad\u307f\u8fbc\u3080\u300c\u30ec\u30f3\u30b8\u30ea\u30af\u30a8\u30b9\u30c8\u300d\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u518d\u751f\u304c\u9014\u4e2d\u3067\u6b62\u307e\u3063\u305f\u308a\u3001\u30b7\u30fc\u30af\u304c\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-apache\">&lt;IfModule mod_headers.c&gt;\r\n    &lt;FilesMatch &quot;\\.(mp4|webm|ogv)$&quot;&gt;\r\n        Header set Accept-Ranges &quot;bytes&quot;\r\n    &lt;\/FilesMatch&gt;\r\n&lt;\/IfModule&gt;\r\n<\/code><\/pre>\r\n<h3 class=\"fz-lg\">4. \u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a<\/h3>\r\n<p>\u9069\u5207\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a\u304c\u306a\u3044\u3068\u3001\u52d5\u753b\u306e\u8aad\u307f\u8fbc\u307f\u304c\u9045\u304f\u306a\u3063\u305f\u308a\u3001\u518d\u8aad\u307f\u8fbc\u307f\u306e\u969b\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-apache\">&lt;IfModule mod_headers.c&gt;\r\n    &lt;FilesMatch &quot;\\.(mp4|webm|ogv)$&quot;&gt;\r\n        Header set Cache-Control &quot;max-age=2592000, public&quot;\r\n        Header set Pragma &quot;public&quot;\r\n    &lt;\/FilesMatch&gt;\r\n&lt;\/IfModule&gt;\r\n<\/code><\/pre>\r\n<h3 class=\"fz-lg\">5. Apache\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u78ba\u8a8d<\/h3>\r\n<p>\u4e0a\u8a18\u306e\u8a2d\u5b9a\u304c\u52b9\u304b\u306a\u3044\u5834\u5408\u3001\u5fc5\u8981\u306aApache\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-bash\"># \u30e2\u30b8\u30e5\u30fc\u30eb\u78ba\u8a8d\u30b3\u30de\u30f3\u30c9\r\napache2ctl -M  # \u307e\u305f\u306f apachectl -M\r\n<\/code><\/pre>\r\n<p>\u7279\u306b\u4ee5\u4e0b\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u5fc5\u8981\u3067\u3059\uff1a<\/p>\r\n<ul style=\"list-style-type:bullet;\">\r\n  <li><code>headers_module<\/code> - HTTP\u30d8\u30c3\u30c0\u30fc\u306e\u5236\u5fa1\u306b\u5fc5\u8981<\/li>\r\n  <li><code>mime_module<\/code> - MIME\u30bf\u30a4\u30d7\u306e\u8a2d\u5b9a\u306b\u5fc5\u8981<\/li>\r\n<\/ul>\r\n<h3 class=\"fz-lg\">6. \u30d0\u30fc\u30c1\u30e3\u30eb\u30db\u30b9\u30c8\u8a2d\u5b9a\u306e\u78ba\u8a8d<\/h3>\r\n<p>\u30b5\u30fc\u30d0\u30fc\u5168\u4f53\u307e\u305f\u306f\u30d0\u30fc\u30c1\u30e3\u30eb\u30db\u30b9\u30c8\u30ec\u30d9\u30eb\u3067\u3001.htaccess\u306b\u3088\u308b\u8a2d\u5b9a\u306e\u4e0a\u66f8\u304d\u304c\u7981\u6b62\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\r\n<p>\u78ba\u8a8d\u3059\u3079\u304d\u30d5\u30a1\u30a4\u30eb\uff1a<\/p>\r\n<ul style=\"list-style-type:bullet;\">\r\n  <li><code>\/etc\/apache2\/apache2.conf<\/code>\u307e\u305f\u306f<code>\/etc\/httpd\/conf\/httpd.conf<\/code><\/li>\r\n  <li>\u30d0\u30fc\u30c1\u30e3\u30eb\u30db\u30b9\u30c8\u8a2d\u5b9a\uff08<code>\/etc\/apache2\/sites-available\/<\/code>\u307e\u305f\u306f<code>\/etc\/httpd\/conf.d\/<\/code>\u5185\uff09<\/li>\r\n<\/ul>\r\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8a2d\u5b9a\u304c\u3042\u308b\u3068\u3001.htaccess\u3067\u306e\u8a2d\u5b9a\u304c\u7121\u8996\u3055\u308c\u307e\u3059\uff1a<\/p>\r\n<pre><code class=\"language-apache\">&lt;Directory \/var\/www\/html&gt;\r\n    AllowOverride None\r\n&lt;\/Directory&gt;\r\n<\/code><\/pre>\r\n<p>\u9069\u5207\u306a\u8a2d\u5b9a\u306f\uff1a<\/p>\r\n<pre><code class=\"language-apache\">&lt;Directory \/var\/www\/html&gt;\r\n    AllowOverride All\r\n&lt;\/Directory&gt;\r\n<\/code><\/pre>\r\n<h3 class=\"fz-lg\">7. \u30d5\u30a1\u30a4\u30eb\u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u306e\u78ba\u8a8d<\/h3>\r\n<p>\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u3084\u305d\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u9069\u5207\u306a\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\r\n<pre><code class=\"language-bash\"># \u30d1\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u78ba\u8a8d\r\nls -la \/path\/to\/videos\/\r\n\r\n# \u9069\u5207\u306a\u6a29\u9650\u8a2d\u5b9a\u306e\u4f8b\r\nchmod 644 \/path\/to\/videos\/*.mp4\r\nchmod 755 \/path\/to\/videos\/\r\n<\/code><\/pre>\r\n<h2 class=\"fz-xl\">Web\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u4fee\u6b63\u5f8c\u306e\u4f5c\u696d<\/h2>\r\n<p>\u8a2d\u5b9a\u3092\u5909\u66f4\u3057\u305f\u5f8c\u306f\u3001\u5fc5\u305a\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\r\n<ol style=\"list-style-type:parenthesized-decimal;\">\r\n  <li>\u8a2d\u5b9a\u306e\u6587\u6cd5\u30c1\u30a7\u30c3\u30af<\/li>\r\n<\/ol>\r\n<pre><code class=\"language-bash\">apache2ctl configtest  # \u307e\u305f\u306f apachectl configtest\r\n<\/code><\/pre>\r\n<ol start=\"2\" style=\"list-style-type:parenthesized-decimal;\">\r\n  <li>Web\u30b5\u30fc\u30d0\u30fc\u306e\u518d\u8d77\u52d5<\/li>\r\n<\/ol>\r\n<pre><code class=\"language-bash\">systemctl restart apache2  # \u307e\u305f\u306f systemctl restart httpd\r\n<\/code><\/pre>\r\n<h2 class=\"fz-xl\">\u4ee3\u66ff\u7b56<\/h2>\r\n<p>\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u306b\u554f\u984c\u304c\u3042\u308a\u3001\u3059\u3050\u306b\u4fee\u6b63\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u4ee3\u66ff\u7b56\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\r\n<ol style=\"list-style-type:parenthesized-decimal;\">\r\n  <li>\r\n    <p><b class=\"fw-600\">YouTube\u57cb\u3081\u8fbc\u307f\u52d5\u753b\u306e\u5229\u7528<\/b><\/p>\r\n    <ul style=\"list-style-type:bullet;\">\r\n      <li>\u81ea\u793e\u30b5\u30fc\u30d0\u30fc\u3067\u306e\u914d\u4fe1\u306b\u6bd4\u3079\u3066\u5b89\u5b9a\u6027\u304c\u9ad8\u3044<\/li>\r\n      <li>\u5e2f\u57df\u5e45\u306e\u7bc0\u7d04\u306b\u306a\u308b<\/li>\r\n    <\/ul>\r\n  <\/li>\r\n  <li>\r\n    <p><b class=\"fw-600\">CDN\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528<\/b><\/p>\r\n    <ul style=\"list-style-type:bullet;\">\r\n      <li>Cloudflare\u3084Amazon CloudFront\u306a\u3069\u306eCDN\u3092\u5229\u7528<\/li>\r\n      <li>\u9069\u5207\u306a\u8a2d\u5b9a\u3067\u914d\u4fe1\u3055\u308c\u308b<\/li>\r\n    <\/ul>\r\n  <\/li>\r\n  <li>\r\n    <p><b class=\"fw-600\">\u30d6\u30e9\u30a6\u30b6\u691c\u51fa\u306b\u3088\u308b\u4ee3\u66ff\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8868\u793a<\/b><\/p>\r\n    <ul style=\"list-style-type:bullet;\">\r\n      <li>Safari\u306e\u5834\u5408\u306e\u307f\u9759\u6b62\u753b\u307e\u305f\u306f\u5225\u306e\u57cb\u3081\u8fbc\u307f\u52d5\u753b\u3092\u8868\u793a<\/li>\r\n    <\/ul>\r\n    <pre><code class=\"language-javascript\">const isSafari = \/^((?!chrome|android).)*safari\/i.test(navigator.userAgent);\r\nif (isSafari) {\r\n  \/\/ \u4ee3\u66ff\u30b3\u30f3\u30c6\u30f3\u30c4\u8868\u793a\r\n}\r\n<\/code><\/pre>\r\n  <\/li>\r\n<\/ol>\r\n<h2 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