{"id":2289,"date":"2025-04-01T16:43:02","date_gmt":"2025-04-01T08:43:02","guid":{"rendered":"https:\/\/www.huiyi98.com\/?p=2289"},"modified":"2025-04-01T16:43:03","modified_gmt":"2025-04-01T08:43:03","slug":"vp8-%e4%b8%8e-vp9-%e8%a7%86%e9%a2%91%e7%bc%96%e7%a0%81%ef%bc%9a%e6%b7%b1%e5%85%a5%e5%af%b9%e6%af%94%e4%b8%8e%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.huiyi98.com\/en\/vp8-%e4%b8%8e-vp9-%e8%a7%86%e9%a2%91%e7%bc%96%e7%a0%81%ef%bc%9a%e6%b7%b1%e5%85%a5%e5%af%b9%e6%af%94%e4%b8%8e%e5%88%86%e6%9e%90\/","title":{"rendered":"VP8 \u4e0e VP9 \u89c6\u9891\u7f16\u7801\uff1a\u6df1\u5165\u5bf9\u6bd4\u4e0e\u5206\u6790"},"content":{"rendered":"<figure class=\"wp-block-image\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/www.huiyi98.com\/wp-content\/uploads\/2025\/04\/VP8-\u4e0e-VP9-\u89c6\u9891\u7f16\u7801\u5bf9\u6bd4.png\" alt=\"\" class=\"wp-image-2290\" 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\/><\/figure>\n\n\n\n<p>\u5728\u5f53\u4eca\u6570\u5b57\u5316\u89c6\u9891\u5185\u5bb9\u7206\u70b8\u5f0f\u589e\u957f\u7684\u65f6\u4ee3\uff0c\u9ad8\u6548\u7684\u89c6\u9891\u7f16\u7801\u6280\u672f\u5bf9\u4e8e\u4f18\u5316\u89c6\u9891\u4f20\u8f93\u3001\u5b58\u50a8\u548c\u64ad\u653e\u4f53\u9a8c\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002VP8 \u548c VP9 \u4f5c\u4e3a Google \u4e3b\u5bfc\u5f00\u53d1\u7684\u5f00\u6e90\u89c6\u9891\u7f16\u7801\u6807\u51c6\uff0c\u5728\u63a8\u52a8\u7f51\u9875\u89c6\u9891\u3001\u5728\u7ebf\u89c6\u9891\u670d\u52a1\u7b49\u9886\u57df\u7684\u53d1\u5c55\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 VP8 \u548c VP9 \u7684\u7279\u70b9\uff0c\u5e76\u5bf9\u5b83\u4eec\u8fdb\u884c\u5168\u9762\u5bf9\u6bd4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">VP8\uff1a\u5f00\u6e90\u89c6\u9891\u7f16\u7801\u7684\u5148\u950b<\/h2>\n\n\n\n<p>VP8 \u662f WebM 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\u5757\u8fdb\u884c\u53d8\u6362\uff0c\u4e4b\u540e\u5bf9\u53d8\u6362\u5757\u7684 DC \u5206\u91cf\u7ec4\u6210\u7684 4\u00d74 \u7ec4\u8fdb\u884c Hadamard \u53d8\u6362\u3002\u71b5\u7f16\u7801\u5219\u4f7f\u7528\u7b97\u672f\u7f16\u7801\u5bf9\u53d8\u6362\u540e\u7684\u7cfb\u6570\u8fdb\u884c\u7f16\u7801\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u538b\u7f29\u6548\u7387\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f18\u52bf\u4e0e\u5e94\u7528\u573a\u666f<\/h3>\n\n\n\n<p>VP8 \u7684\u7a81\u51fa\u4f18\u52bf\u5728\u4e8e\u5176\u5f00\u6e90\u548c\u514d\u4e13\u5229\u7684\u7279\u6027\uff0c\u8fd9\u4f7f\u5f97\u5b83\u5728\u7f51\u9875\u89c6\u9891\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u8bb8\u591a\u7f51\u7ad9\u4e3a\u4e86\u907f\u514d\u4e13\u5229\u7ea0\u7eb7\u548c\u964d\u4f4e\u6210\u672c\uff0c\u7eb7\u7eb7\u91c7\u7528\u57fa\u4e8e VP8 \u7f16\u7801\u7684 WebM \u683c\u5f0f\u6765\u63d0\u4f9b\u89c6\u9891\u5185\u5bb9\u3002\u6b64\u5916\uff0cVP8 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