{"author_name":"MasaHero","height":"190","blog_title":"MasaHero\u2019s blog","author_url":"https://blog.hatena.ne.jp/MasaHero/","url":"https://masahero.hatenablog.jp/entry/20061204/p1","image_url":null,"provider_name":"Hatena Blog","title":"x264\u306e\u30ab\u30b9\u30bf\u30e0\u30de\u30c8\u30ea\u30af\u30b9\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmasahero.hatenablog.jp%2Fentry%2F20061204%2Fp1\" title=\"x264\u306e\u30ab\u30b9\u30bf\u30e0\u30de\u30c8\u30ea\u30af\u30b9\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2 - MasaHero\u2019s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://masahero.hatenablog.jp/","published":"2006-12-04 00:00:00","version":"1.0","provider_url":"https://hatena.blog","width":"100%","description":"\u30de\u30c8\u30ea\u30af\u30b9\u3068\u306f\u3044\u3048\u884c\u5217\u8a08\u7b97\u3092\u3055\u305b\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002DCT\u306e\u7d50\u679c\u3067\u3042\u308b8x8\u304a\u3088\u30734x4\u884c\u5217\u306e\u5404\u6210\u5206\u306b\u5bfe\u3059\u308b\u91cd\u307f\u4ed8\u3051\u306e\u3088\u3046\u306a\u3082\u306e\u3002 \u9664\u7b97\u3067\u91cd\u307f\u4ed8\u3051\u3092\u3059\u308b\u306e\u3067\u6570\u5b57\u304c\u5c0f\u3055\u3044\u307b\u3069\u30d3\u30c3\u30c8\u304c\u5272\u308a\u632f\u3089\u308c\u308b\u3002 \u57fa\u672c\u7684\u306b2\u6b21\u5143DCT\u3067\u306f\u5de6\u4e0a\u306b\u5b9a\u6570\u9805\u3001\u53f3\u4e0b\u306b\u6700\u3082\u9ad8\u6b21\u306e\u9805\u306e\u4fc2\u6570\u304c\u304f\u308b\u3002\u3088\u3063\u3066\u91cf\u5b50\u5316\u30de\u30c8\u30ea\u30af\u30b9\u306f\u666e\u901a\u5de6\u4e0a\u304b\u3089\u9806\u306b\u53f3\u4e0b\u306b\u5411\u304b\u3063\u3066\u6570\u5b57\u304c\u5927\u304d\u304f\u306a\u308b\u3002 8x8\u30014x4\u3068\u3082\u30a4\u30f3\u30c8\u30e9\u30de\u30af\u30ed\u30d6\u30ed\u30c3\u30af\u7528\u3068\u975e\u30a4\u30f3\u30c8\u30e9\u30de\u30af\u30ed\u30d6\u30ed\u30c3\u30af\u7528\u306e\u3082\u306e\u3092\u500b\u5225\u306b\u8a2d\u5b9a\u3067\u304d\u308b\u3002 4x4\u306f\u3055\u3089\u306bYUV\u305d\u308c\u305e\u308c\u306b\u3064\u3044\u3066\u8a2d\u5b9a\u3067\u304d\u308b\u3002YUV\u3068\u306f\u8f1d\u5ea6(Y)\u3001\u8f1d\u5ea6\u3068\u9752\u8272\u6210\u5206\u306e\u5dee(U,Cb)\u3001\u8f1d\u5ea6\u3068\u8d64\u8272\u6210\u5206\u306e\u5dee(V,Cr)\u306e\u3053\u3068\u3002 \u975e\u30a4\u30f3\u30c8\u30e9\u30de\u30af\u30ed\u30d6\u30ed\u30c3\u30af\u2026","categories":["PC","x264","memo"],"type":"rich"}