{"id":26497,"date":"2019-07-02T12:18:39","date_gmt":"2019-07-02T03:18:39","guid":{"rendered":"http:\/\/mackenmov.sunnyday.jp\/?p=26497"},"modified":"2019-07-02T12:18:51","modified_gmt":"2019-07-02T03:18:51","slug":"post-26497","status":"publish","type":"post","link":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/archives\/26497","title":{"rendered":"iOS11\u304b\u3089\u306e\u30d3\u30c7\u30aa\u3068\u5199\u771f\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8,HEIF\u3068HEVC\u3068\u306f"},"content":{"rendered":"<h2>HEIF\u3068\u306f<\/h2>\n<blockquote><p>High Efficiency Image File Format (\u30cf\u30a4\u30fb\u30a8\u30d5\u30a3\u30b7\u30a8\u30f3\u30b7\u30fc\u30fb\u30a4\u30e1\u30fc\u30b8\u30fb\u30d5\u30a1\u30a4\u30eb\u30fb\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3001\u7565\u79f0\uff1aHEIF\u3001\u30d2\u30fc\u30d5) \u306f\u3001Moving Picture Experts Group (MPEG) \u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u3001 MPEG-H Part 12 (ISO\/IEC 23008-12) \u3067\u5b9a\u7fa9\u3055\u308c\u305f\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u3042\u308b\u3002<\/p>\n<p>1\u679a\u306e\u753b\u50cf\u3084\u30a4\u30e1\u30fc\u30b8\u30b7\u30fc\u30b1\u30f3\u30b9\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002HEIF\u65b9\u5f0f\u306b\u3088\u308b\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306b\u306fheif\u3084heic[\u6ce8 1]\u3068\u3044\u3063\u305f\u62e1\u5f35\u5b50\u304c\u4f7f\u308f\u308c\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4e3b\u306a\u7279\u5fb4<\/p>\n<p>HEIF\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u7bc0\u7d04\u306e\u305f\u3081\u306b\u4f7f\u7528\u53ef\u80fd\u3067\u3042\u308b\u3002\u30d5\u30eb\u30b5\u30a4\u30ba\u306e\u753b\u50cf\u3092HEIF\u3067\u5727\u7e2e\u3057\u3064\u3064\u3001\u8868\u793a\u7528\u306b\u306f\u3088\u308a\u9ad8\u753b\u8cea\uff084K\u306a\u3069\uff09\u306eJPEG\u753b\u50cf\u3092\u4f7f\u7528\u3059\u308b\u3068\u3044\u3063\u305f\u3053\u3068\u304c\u53ef\u80fd\u3067\u3042\u308b\u3002<\/p>\n<p>Web\u30d6\u30e9\u30a6\u30b6\u306f\u3001Web\u30da\u30fc\u30b8\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066HEIF\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u30c7\u30b8\u30bf\u30eb\u30ab\u30e1\u30e9\u3068\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3067\u306f\u3001HEIF\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u540c\u6642\u306b\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u305f\u52d5\u753b\u3068\u753b\u50cf\u3092\u540c\u3058HEIF\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u307e\u305f\u3001\u753b\u50cf\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u5358\u4e00\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u683c\u7d0d\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u7c21\u5358\u306b\u5171\u6709\u3067\u304d\u308b\u3002<\/p>\n<p>HTML5.2\u306e\u753b\u50cf\u8981\u7d20\u306f\u3001\u540c\u3058\u753b\u50cf\u306b\u5bfe\u3057\u3066\u8907\u6570\u306e\u9078\u629e\u80a2\u3092\u6307\u5b9a\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001Web\u30d6\u30e9\u30a6\u30b6\u306f\u305d\u306e\u4e2d\u304b\u3089\u6700\u9069\u306a\u3082\u306e\u3092\u9078\u629e\u3067\u304d\u308b\u3002<\/p>\n<p>\u5411\u304d\u3068\u30c8\u30ea\u30df\u30f3\u30b0\u306e\u5909\u66f4\u306fHEIF\u306e\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3067\u3042\u308a\u3001\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u306f\u5fc5\u8981\u306a\u3044\u3002\u52a0\u3048\u3066\u3001HEIF\u306f\u975e\u7834\u58ca\u7de8\u96c6\u64cd\u4f5c\u306e\u305f\u3081\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u5c0e\u5165\u3057\u3066\u304a\u308a\u3001\u5916\u90e8\u4ed5\u69d8\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u308c\u306f\u7de8\u96c6\u6307\u793a\u304c\u5143\u306e\u753b\u50cf\u3068\u540c\u3058\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3055\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u3082\u306e\u3067\u3001\u753b\u50cf\u7de8\u96c6\u30bd\u30d5\u30c8\u3067\u4f7f\u7528\u3067\u304d\u308b\u3002<\/p>\n<p>https:\/\/ja.wikipedia.org\/wiki\/High_Efficiency_Image_File_Format\u3088\u308a<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<h2>HEVC\u3068\u306f<\/h2>\n<p>&nbsp;<\/p>\n<blockquote><p>H.265 (ISO\/IEC 23008-2 HEVC) \u3068\u306f\u3001H.264\/MPEG-4 AVC\u5f8c\u7d9a\u306e\u52d5\u753b\u5727\u7e2e\u898f\u683c\u306e\u4e00\u3064\u3002<br \/>\n\u975e\u516c\u5f0f\u306b\u306fHigh Efficiency Video Coding (HEVC) \u3068\u3082\u547c\u3070\u308c\u3066\u3044\u308b[1]\u3002<br \/>\nISO\/IEC\u306eMPEG\u3068ITU-T\u306eVCEG\u306b\u3088\u308b\u7814\u7a76\u958b\u767a\u30c1\u30fc\u30e0JCT-VC (Joint Collaborative Team on Video Coding) \u306b\u3088\u3063\u3066\u63d0\u6848\u3055\u308c\u3001ITU-T\u306f2013\u5e741\u670825\u65e5\u306b\u627f\u8a8d\u3057\u305f[1]\u3002<\/p>\n<h3>\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u306e\u9069\u6b63\u5316\u306a\u3069\u5727\u7e2e\u52b9\u7387\u304c\u512a\u308c\u3066\u304a\u308a\u3001<br \/>\nMPEG-2 (H.262) \u6bd4\u3067\u7d044\u500d\u3001H.264\/AVC\u3068\u306e\u6bd4\u8f03\u3067\u3082\u7d042\u500d\u306e\u5727\u7e2e\u6027\u80fd<\/h3>\n<p>\u3092\u6709\u3059\u308b\u3068\u767a\u8868\u3057\u3066\u3044\u308b\u3002<\/p>\n<p>H.264\u4ee5\u676510\u5e74\u3076\u308a\u306e\u65b0\u898f\u683c\u3067\u3042\u308a\u3001\u4eca\u5f8c10\u5e74\u9593\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u898f\u683c\u3067\u3042\u308b\u3068\u3057\u3066\u3044\u308b[2]\u3002<br \/>\n\u4e3b\u8981\u306aOS\u3067\u3042\u308bWindows\u3001macOS\u3001Android\u3001iOS\u306e\u5404\u6700\u65b0\u7248\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u3002<br \/>\n\u30b9\u30fc\u30d1\u30fc\u30cf\u30a4\u30d3\u30b8\u30e7\u30f3 (8K, 4320p) \u306a\u3069\u9ad8\u89e3\u50cf\u5ea6\u306a\u6620\u50cf\u3060\u3051\u3067\u306a\u304f\u643a\u5e2f\u7aef\u672b\u5411\u3051\u306e\u6620\u50cf\u914d\u4fe1\u3067\u306e\u5229\u7528\u3082\u60f3\u5b9a\u3057\u3066\u3044\u308b\u3002<br \/>\nhttps:\/\/ja.wikipedia.org\/wiki\/H.265\u3088\u308a<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>HEIF\u306f\u3001\u5727\u7e2e\u7387\u3092\u9ad8\u3081\u305f\u753b\u50cf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3002<\/p>\n<p>HEVC\u306f\u3001\u5727\u7e2e\u7387\u3092\u9ad8\u3081\u305f\u52d5\u753b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3001H264\u306e\u6b21\u306e\u898f\u683c\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4f8b<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-26499\" src=\"https:\/\/i0.wp.com\/mackenmov.sunnyday.jp\/wordpress\/wp-content\/uploads\/2019\/07\/Unknown-1.jpeg?resize=305%2C165\" alt=\"\" width=\"305\" height=\"165\" data-recalc-dims=\"1\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>HEIF\u3068\u306f High Efficiency Image File &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":26498,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[4],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/mackenmov.sunnyday.jp\/wordpress\/wp-content\/uploads\/2019\/07\/SC-2019-07-02-9.46.38.jpg?fit=301%2C92&ssl=1","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/posts\/26497"}],"collection":[{"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/comments?post=26497"}],"version-history":[{"count":0,"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/posts\/26497\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/media\/26498"}],"wp:attachment":[{"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/media?parent=26497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/categories?post=26497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mackenmov.sunnyday.jp\/wordpress\/wp-json\/wp\/v2\/tags?post=26497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}