{"blog_url":"https://berupon.hatenablog.com/","provider_url":"https://hatena.blog","url":"https://berupon.hatenablog.com/entry/20090129","published":"2009-01-29 00:00:00","categories":[],"provider_name":"Hatena Blog","type":"rich","height":"190","title":"H.264","blog_title":"berupon\u2019s diary","image_url":null,"author_name":"berupon","description":"H.264\u306e8x8\u6574\u6570DCT\u3092\u3001\u6539\u8a02\u4e09\u7248H.264/AVC\u6559\u79d1\u66f8\u306eP265-269\u306b\u8f09\u3063\u3066\u3044\u308b\u3084\u308a\u65b9\u3067\u66f8\u3044\u3066\u3001forward DCT => inverse DCT \u3092\u884c\u3046\u3068\u5024\u304c10\u304f\u3089\u3044\u5909\u308f\u3063\u3066\u3057\u307e\u3063\u3066\u72fc\u72fd\u3057\u3066\u7d50\u69cb\u60a9\u3093\u3067\u3044\u305f\u3002\u5168\u7136\u308f\u304b\u3089\u306a\u304f\u3066IRC\u306ex264\u30c1\u30e3\u30f3\u30cd\u30eb\u3067\u8cea\u554f\u3057\u305f\u3068\u3053\u308d\u91cf\u5b50\u5316\u51e6\u7406\u306b\u6b63\u898f\u5316\u306e\u5024\u304c\u639b\u3051\u5408\u308f\u3055\u308c\u3066\u308b\u3068\u306e\u7b54\u3048\u3092\u9802\u3044\u305f\u3002x264\u306e\u30bd\u30fc\u30b9\u3084 H264_4x4_transform_whitepaper_Jan09.pdf \u3068\u3044\u3046\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u8003\u306b\u3057\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u78ba\u8a8d\u3059\u308b\u51e6\u7406\u3092\u66f8\u3044\u3066\u78ba\u8a8d\u3002 \u305d\u306e\u3046\u3061\u91cf\u5b50\u5316\u30c6\u30fc\u30d6\u30eb\u306e\u5024\u3092\u5909\u3048\u308c\u308b\u3088\u3046\u306b\u6539\u9020\u3057\u3088\u3046\u2026\u3002 static const in\u2026","width":"100%","author_url":"https://blog.hatena.ne.jp/berupon/","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fberupon.hatenablog.com%2Fentry%2F20090129\" title=\"H.264 - berupon\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}