{"id":359,"date":"2018-03-14T10:02:03","date_gmt":"2018-03-14T02:02:03","guid":{"rendered":"http:\/\/www.max-shu.com\/blog\/?p=359"},"modified":"2018-03-14T10:02:03","modified_gmt":"2018-03-14T02:02:03","slug":"h-265%ef%bc%88hevc%ef%bc%89%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"http:\/\/www.max-shu.com\/blog\/?p=359","title":{"rendered":"H.265\uff08HEVC\uff09\u7b80\u4ecb"},"content":{"rendered":"<div>\u00a0 \u00a0 \u00a0 \u00a0 H.265\u5df2\u7ecf\u57282013\u5e74\u6b63\u5f0f\u6279\u51c6\u4e3aITU\u6807\u51c6\uff0cH.265\u5373HEVC\u3002<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-360\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-6.png\" alt=\"\" width=\"280\" height=\"210\" \/><\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 H265\u7f16\u7801\u51fa\u6765\u4e86\u3002\u5728\u7801\u6d41\u3001\u7f16\u7801\u8d28\u91cf\u3001\u7b97\u6cd5\u4e0a\u6709\u4e86\u76f8\u5f53\u5927\u7684\u6539\u5584\u548c\u4f18\u5316\uff0c\u6700\u7ec8\u6548\u679c\u4e3a\u4ec5\u9700\u539f\u5148\u7684\u4e00\u534a\u5e26\u5bbd\u5373\u53ef\u64ad\u653e\u89c6\u89c9\u6548\u679c\u76f8\u540c\u7684\u89c6\u9891<\/div>\n<div><\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u8fc5\u96f7\u770b\u770b\u4e8e3\u670830\u65e5\u5ba3\u5e03\u9996\u53d1\u652f\u6301H.265 .PPS\u4e5f\u8868\u793a\u8ddf\u968f\uff0c\u4e8e4\u67081\u65e5\u00a0\u53d1\u5e03H.265\u4f53\u9a8c\u7248\u00a0\u6211\u4eca\u5929\u624d\u62bd\u51fa\u7a7a\u95f2\u6d4b\u8bd5\u4e86\u4e0b\u3002<\/div>\n<div><\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u65b0\u7248\u7684\u8fc5\u96f7\u770b\u770b\u5728\u7ebf\u00a0H265\u00a0,\u7801\u7387387kbps\u3001720p\u7684\u753b\u76ae\u7247\u6bb5\u00a0\u5360\u7528\u7387\u4e0d\u7b97\u9ad850%-27%\uff0c\u7528\u7684\u662f\u6234\u5c14\u7684I5\u7b14\u8bb0\u672c\u00a02.67\u4e3b\u9891\u53cc\u6838\u56db\u7ebf\u7a0b\uff0c\u7cfb\u7edfwin7\u00a064\u4f4d<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-361\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-8.jpg\" alt=\"\" width=\"1358\" height=\"672\" \/><\/div>\n<div><\/div>\n<div><strong>\u6027\u80fd\u63d0\u5347<\/strong><\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u5728\u8fd0\u52a8\u9884\u6d4b\u65b9\u9762\uff0c\u4e0b\u4e00\u4ee3\u7b97\u6cd5\u5c06\u4e0d\u518d\u6cbf\u88ad\u201c\u5b8f\u5757\u201d\u7684\u753b\u9762\u5206\u5272\u65b9\u6cd5\uff0c\u800c\u53ef\u80fd\u91c7\u7528\u9762\u5411\u5bf9\u8c61\u7684\u65b9\u6cd5\uff0c\u76f4\u63a5\u8fa8\u522b\u753b\u9762\u4e2d\u7684\u8fd0\u52a8\u4e3b\u4f53\u3002\u5728\u53d8\u6362\u65b9\u9762\uff0c\u4e0b\u4e00\u4ee3\u7b97\u6cd5\u53ef\u80fd\u4e0d\u518d\u6cbf\u88ad \u57fa\u4e8e\u4ed8\u7acb\u53f6\u53d8\u6362\u7684\u7b97\u6cd5\u65cf\uff0c\u6709\u5f88\u591a\u6587\u7ae0\u5728\u8ba8\u8bba\uff0c\u5176\u4e2d\u63d0\u8bf7\u5927\u5bb6\u6ce8\u610f\u6240\u8c13\u7684\u201c\u8d85\u5b8c\u5907\u53d8\u6362\u201d\uff0c\u4e3b\u8981\u7279\u70b9\u662f\uff1a\u5176MxN\u7684\u53d8\u6362\u77e9\u9635\u4e2d\uff0cM\u5927\u4e8eN\uff0c\u751a\u81f3\u8fdc\u5927\u4e8eN\uff0c\u53d8\u6362\u540e \u5f97\u5230\u7684\u5411\u91cf\u867d\u7136\u6bd4\u8f83\u5927\uff0c\u4f46\u5176\u4e2d\u76840\u5143\u7d20\u5f88\u591a\uff0c\u7ecf\u8fc7\u540e\u9762\u7684\u71b5\u7f16\u7801\u538b\u7f29\u540e\uff0c\u5c31\u80fd\u5f97\u5230\u538b\u7f29\u7387\u8f83\u9ad8\u7684\u4fe1\u606f\u6d41\u3002<\/div>\n<div><\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u5173\u4e8e\u8fd0\u7b97\u91cf\uff0cH.264\u7684\u538b\u7f29\u6548\u7387\u6bd4MPEG-2\u63d0\u9ad8\u4e861\u500d\u591a\uff0c\u5176\u4ee3\u4ef7\u662f\u8ba1\u7b97\u91cf\u63d0\u9ad8\u4e86\u81f3\u5c114\u500d\uff0c\u5bfc\u81f4\u9ad8\u6e05\u7f16\u7801\u9700\u8981100GOPS\u7684\u5cf0\u503c\u8ba1\u7b97\u80fd\u529b\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c \u4ecd\u6709\u53ef\u80fd\u4f7f\u7528\u76ee\u524d\u7684\u4e3b\u6d41IC\u5de5\u827a\u548c\u666e\u901a\u8bbe\u8ba1\u6280\u672f\uff0c\u8bbe\u8ba1\u51fa\u8fbe\u5230\u4e0a\u8ff0\u80fd\u529b\u7684\u4e13\u7528\u786c\u4ef6\u7535\u8def\uff0c\u4e14\u4f7f\u5176\u6279\u91cf\u751f\u4ea7\u6210\u672c\u7ef4\u6301\u5728\u539f\u6709\u6c34\u5e73\u30025\u5e74\uff08\u6216\u8bb8\u66f4\u4e45\uff09\u4ee5\u540e\uff0c\u65b0\u7684\u6280\u672f \u88ab\u63a5\u53d7\u4e3a\u6807\u51c6\uff0c\u5176\u538b\u7f29\u6548\u7387\u5e94\u8be5\u6bd4H.264\u81f3\u5c11\u63d0\u9ad81\u500d\uff0c\u4f30\u8ba1\u5bf9\u4e8e\u8ba1\u7b97\u91cf\u7684\u9700\u6c42\u4ecd\u7136\u4f1a\u589e\u52a04\u500d\u4ee5\u4e0a\u3002\u968f\u7740\u534a\u5bfc\u4f53\u6280\u672f\u7684\u5feb\u901f\u8fdb\u6b65\uff0c\u76f8\u4fe1\u5c4a\u65f6\u5b9e\u73b0\u65b0\u6280\u672f\u7684\u4e13\u7528 \u82af\u7247\u7684\u6279\u91cf\u751f\u4ea7\u6210\u672c\u5e94\u8be5\u4e0d\u4f1a\u6709\u663e\u8457\u63d0\u9ad8\u3002\u56e0\u6b64\uff0c500GOPS\uff0c\u6216\u8bb8\u662f\u65b0\u4e00\u4ee3\u6280\u672f\u5bf9\u4e8e\u8ba1\u7b97\u80fd\u529b\u7684\u9700\u6c42\u4e0a\u9650\u3002<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-362\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-9.jpg\" alt=\"\" width=\"557\" height=\"348\" \/><\/div>\n<div><\/div>\n<div><\/div>\n<div>\u00a0HEVC(H.265)\u7684\u6280\u672f\u4eae\u70b9<\/div>\n<div>\u3000\u3000\u4f5c\u4e3a\u65b0\u4e00\u4ee3\u89c6\u9891\u7f16\u7801\u6807\u51c6\uff0cHEVC(H.265)\u4ecd\u7136\u5c5e\u4e8e\u9884\u6d4b\u52a0\u53d8\u6362\u7684\u6df7\u5408\u7f16\u7801\u6846\u67b6\u3002\u7136\u800c\uff0c\u76f8\u5bf9\u4e8eH.264\uff0cH.265\u00a0\u5728\u5f88\u591a\u65b9\u9762\u6709\u4e86\u9769\u547d\u6027\u7684\u53d8\u5316\u3002<\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u4e0b\u8868\u5217\u51fa\u4e86HM4.0(HEVC\u53c2\u8003\u4ee3\u7801)\u76f8\u5bf9\u4e8eJM18.0 BD-Rate\u5bf9\u6bd4\uff1a<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-363\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-10.jpg\" alt=\"\" width=\"462\" height=\"308\" \/><\/div>\n<div>\u3000\u3000\u88681 HEVC\u76f8\u5bf9\u4e8eH.264\u7684\u538b\u7f29\u6548\u7387\u63d0\u5347\u6570\u636e\u5217\u8868<\/div>\n<div><\/div>\n<div>\u3000\u3000\u7531\u8868\u4e2d\u6570\u636e\u53ef\u89c1\uff0c\u5728Low Delay\u7684\u60c5\u51b5\u4e0b\uff0cHEVC(HM4.0)\u76f8\u5bf9\u4e8eH.264\u6bd4\u7279\u7387\u5e73\u5747\u4e0b\u964d44%\u3002<\/div>\n<div><\/div>\n<h4>\u3000\u3000\u4e8c\u3001 HEVC(H.265)\u7684\u6280\u672f\u4eae\u70b9<\/h4>\n<div>\u3000\u3000\u4f5c\u4e3a\u65b0\u4e00\u4ee3\u89c6\u9891\u7f16\u7801\u6807\u51c6\uff0cHEVC(H.265)\u4ecd\u7136\u5c5e\u4e8e\u9884\u6d4b\u52a0\u53d8\u6362\u7684\u6df7\u5408\u7f16\u7801\u6846\u67b6\u3002\u7136\u800c\uff0c\u76f8\u5bf9\u4e8eH.264\uff0cH.265 \u5728\u5f88\u591a\u65b9\u9762\u6709\u4e86\u9769\u547d\u6027\u7684\u53d8\u5316\u3002HEVC(H.265)\u7684\u6280\u672f\u4eae\u70b9\u6709\uff1a<\/div>\n<div><\/div>\n<div><strong>\u3000\u30001. \u7075\u6d3b\u7684\u7f16\u7801\u7ed3\u6784<\/strong><\/div>\n<div>\u3000 \u3000\u5728H.265\u4e2d\uff0c\u5c06\u5b8f\u5757\u7684\u5927\u5c0f\u4eceH.264\u768416&#215;16\u6269\u5c55\u5230\u4e8664&#215;64\uff0c\u4ee5\u4fbf\u4e8e\u9ad8\u5206\u8fa8\u7387\u89c6\u9891\u7684\u538b\u7f29\u3002\u540c\u65f6\uff0c\u91c7\u7528\u4e86\u66f4\u52a0\u7075\u6d3b\u7684\u7f16\u7801\u7ed3\u6784\u6765\u63d0\u9ad8\u7f16\u7801\u6548 \u7387\uff0c\u5305\u62ec\u7f16\u7801\u5355\u5143(Coding Unit)\u3001\u9884\u6d4b\u5355\u5143(Predict Unit)\u548c\u53d8\u6362\u5355\u5143(Transform Unit)\u3002\u5982\u56fe1\u6240\u793a\uff1a<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-364\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-7.png\" alt=\"\" width=\"1037\" height=\"583\" \/><\/div>\n<div>\u3000\u3000\u56fe1 \u7f16\u7801\u5355\u5143(CU)\u3001\u9884\u6d4b\u5355\u5143(PU)\u3001\u53d8\u6362\u5355\u5143(CU)<\/div>\n<div><\/div>\n<div>\u3000 \u3000\u5176\u4e2d\u7f16\u7801\u5355\u5143\u7c7b\u4f3c\u4e8eH.264\/AVC\u4e2d\u7684\u5b8f\u5757\u7684\u6982\u5ff5\uff0c\u7528\u4e8e\u7f16\u7801\u7684\u8fc7\u7a0b\uff0c\u9884\u6d4b\u5355\u5143\u662f\u8fdb\u884c\u9884\u6d4b\u7684\u57fa\u672c\u5355\u5143\uff0c\u53d8\u6362\u5355\u5143\u662f\u8fdb\u884c\u53d8\u6362\u548c\u91cf\u5316\u7684\u57fa\u672c\u5355\u5143\u3002\u8fd9\u4e09\u4e2a\u5355 \u5143\u7684\u5206\u79bb\uff0c\u4f7f\u5f97\u53d8\u6362\u3001\u9884\u6d4b\u548c\u7f16\u7801\u5404\u4e2a\u5904\u7406\u73af\u8282\u66f4\u52a0\u7075\u6d3b\uff0c\u4e5f\u6709\u5229\u4e8e\u5404\u73af\u8282\u7684\u5212\u5206\u66f4\u52a0\u7b26\u5408\u89c6\u9891\u56fe\u50cf\u7684\u7eb9\u7406\u7279\u5f81\uff0c\u6709\u5229\u4e8e\u5404\u4e2a\u5355\u5143\u66f4\u4f18\u5316\u7684\u5b8c\u6210\u5404\u81ea\u7684\u529f\u80fd\u3002<\/div>\n<div><\/div>\n<div><strong>\u3000\u30002. \u7075\u6d3b\u7684\u5757\u7ed3\u6784&#8212;-RQT(Residual Quad-tree Transform)<\/strong><\/div>\n<div>\u3000 \u3000RQT\u662f\u4e00\u79cd\u81ea\u9002\u5e94\u7684\u53d8\u6362\u6280\u672f\uff0c\u8fd9\u79cd\u601d\u60f3\u662f\u5bf9H.264\/AVC\u4e2dABT(Adaptive Block-size Transform)\u6280\u672f\u7684\u5ef6\u4f38\u548c\u6269\u5c55\u3002\u5bf9\u4e8e\u5e27\u95f4\u7f16\u7801\u6765\u8bf4\uff0c\u5b83\u5141\u8bb8\u53d8\u6362\u5757\u7684\u5927\u5c0f\u6839\u636e\u8fd0\u52a8\u8865\u507f\u5757\u7684\u5927\u5c0f\u8fdb\u884c\u81ea\u9002\u5e94\u7684\u8c03\u6574;\u5bf9\u4e8e\u5e27\u5185\u7f16\u7801\u6765\u8bf4\uff0c\u5b83\u5141\u8bb8\u53d8\u6362\u5757\u7684 \u5927\u5c0f\u6839\u636e\u5e27\u5185\u9884\u6d4b\u6b8b\u5dee\u7684\u7279\u6027\u8fdb\u884c\u81ea\u9002\u5e94\u7684\u8c03\u6574\u3002\u5927\u5757\u7684\u53d8\u6362\u76f8\u5bf9\u4e8e\u5c0f\u5757\u7684\u53d8\u6362\uff0c\u4e00\u65b9\u9762\u80fd\u591f\u63d0\u4f9b\u66f4\u597d\u7684\u80fd\u91cf\u96c6\u4e2d\u6548\u679c\uff0c\u5e76\u80fd\u5728\u91cf\u5316\u540e\u4fdd\u5b58\u66f4\u591a\u7684\u56fe\u50cf\u7ec6\u8282\uff0c\u4f46\u662f\u53e6 \u4e00\u65b9\u9762\u5728\u91cf\u5316\u540e\u5374\u4f1a\u5e26\u6765\u66f4\u591a\u7684\u632f\u94c3\u6548\u5e94\u3002\u56e0\u6b64\uff0c\u6839\u636e\u5f53\u524d\u5757\u4fe1\u53f7\u7684\u7279\u6027\uff0c\u81ea\u9002\u5e94\u7684\u9009\u62e9\u53d8\u6362\u5757\u5927\u5c0f\uff0c\u5982\u56fe2\u6240\u793a\uff0c\u53ef\u4ee5\u5f97\u5230\u80fd\u91cf\u96c6\u4e2d\u3001\u7ec6\u8282\u4fdd\u7559\u7a0b\u5ea6\u4ee5\u53ca\u56fe\u50cf\u7684\u632f \u94c3\u6548\u5e94\u4e09\u8005\u6700\u4f18\u7684\u6298\u4e2d\u3002<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-365\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-8.png\" alt=\"\" width=\"680\" height=\"210\" \/><\/div>\n<div>\u3000\u3000\u56fe2 \u7075\u6d3b\u7684\u5757\u7ed3\u6784\u793a\u610f\u56fe<\/div>\n<div><\/div>\n<div><strong>\u3000\u30003\u3001\u91c7\u6837\u70b9\u81ea\u9002\u5e94\u504f\u79fb(Sample Adaptive Offset)<\/strong><\/div>\n<div>\u3000\u3000SAO\u5728\u7f16\u89e3\u7801\u73af\u8def\u5185\uff0c\u4f4d\u4e8eDeblock\u4e4b\u540e\uff0c\u901a\u8fc7\u5bf9\u91cd\u5efa\u56fe\u50cf\u7684\u5206\u7c7b\uff0c\u5bf9\u6bcf\u4e00\u7c7b\u56fe\u50cf\u50cf\u7d20\u503c\u52a0\u51cf\u4e00\u4e2a\u504f\u79fb\uff0c\u8fbe\u5230\u51cf\u5c11\u5931\u771f\u7684\u76ee\u7684\uff0c\u4ece\u800c\u63d0\u9ad8\u538b\u7f29\u7387\uff0c\u51cf\u5c11\u7801\u6d41\u3002<\/div>\n<div>\u3000\u3000\u91c7\u7528SAO\u540e\uff0c\u5e73\u5747\u53ef\u4ee5\u51cf\u5c112%~6%\u7684\u7801\u6d41,\u800c\u7f16\u7801\u5668\u548c\u89e3\u7801\u5668\u7684\u6027\u80fd\u6d88\u8017\u4ec5\u4ec5\u589e\u52a0\u4e86\u7ea62%\u3002<\/div>\n<div><\/div>\n<div><strong>\u3000\u30004\u3001\u81ea\u9002\u5e94\u73af\u8def\u6ee4\u6ce2(Adaptive Loop Filter)<\/strong><\/div>\n<div>\u3000 \u3000ALF\u5728\u7f16\u89e3\u7801\u73af\u8def\u5185\uff0c\u4f4d\u4e8eDeblock\u548cSAO\u4e4b\u540e\uff0c\u7528\u4e8e\u6062\u590d\u91cd\u5efa\u56fe\u50cf\u4ee5\u8fbe\u5230\u91cd\u5efa\u56fe\u50cf\u4e0e\u539f\u59cb\u56fe\u50cf\u4e4b\u95f4\u7684\u5747\u65b9\u5dee(MSE)\u6700\u5c0f\u3002ALF\u7684\u7cfb\u6570\u662f\u5728\u5e27\u7ea7 \u8ba1\u7b97\u548c\u4f20\u8f93\u7684\uff0c\u53ef\u4ee5\u6574\u5e27\u5e94\u7528ALF\uff0c\u4e5f\u53ef\u4ee5\u5bf9\u4e8e\u57fa\u4e8e\u5757\u6216\u57fa\u4e8e\u91cf\u5316\u6811(quadtree)\u7684\u90e8\u5206\u533a\u57df\u8fdb\u884cALF\uff0c\u5982\u679c\u662f\u57fa\u4e8e\u90e8\u5206\u533a\u57df\u7684ALF\uff0c\u8fd8\u5fc5\u987b\u4f20\u9012\u6307 \u793a\u533a\u57df\u4fe1\u606f\u7684\u9644\u52a0\u4fe1\u606f\u3002<\/div>\n<div><\/div>\n<div><strong>\u3000\u30005\u3001\u5e76\u884c\u5316\u8bbe\u8ba1<\/strong><\/div>\n<div>\u3000\u3000\u5f53\u524d\u82af\u7247\u67b6\u6784\u5df2\u7ecf\u4ece\u5355\u6838\u6027\u80fd\u9010\u6e10\u5f80\u591a\u6838\u5e76\u884c\u65b9\u5411\u53d1\u5c55\uff0c\u56e0\u6b64\u4e3a\u4e86\u9002\u5e94\u5e76\u884c\u5316\u7a0b\u5ea6\u975e\u5e38\u9ad8\u7684\u82af\u7247\u5b9e\u73b0\uff0cHEVC\/H265\u5f15\u5165\u4e86\u5f88\u591a\u5e76\u884c\u8fd0\u7b97\u7684\u4f18\u5316\u601d\u8def\uff0c \u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/div>\n<div><\/div>\n<div>\u3000\u3000(1) Tile<\/div>\n<div>\u3000\u3000\u5982\u56fe3\u6240\u793a\uff0c\u7528\u5782\u76f4\u548c\u6c34\u5e73\u7684\u8fb9\u754c\u5c06\u56fe\u50cf\u5212\u5206\u4e3a\u4e00\u4e9b\u884c\u548c\u5217\uff0c\u5212\u5206\u51fa\u7684\u77e9\u5f62\u533a\u57df\u4e3a\u4e00\u4e2aTile\uff0c\u6bcf\u4e00\u4e2aTile\u5305\u542b\u6574\u6570\u4e2aLCU(Largest Coding Unit)\uff0c Tile\u4e4b\u95f4\u53ef\u4ee5\u4e92\u76f8\u72ec\u7acb\uff0c\u4ee5\u6b64\u5b9e\u73b0\u5e76\u884c\u5904\u7406\uff1a<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-366\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-9.png\" alt=\"\" width=\"596\" height=\"337\" \/><\/div>\n<div>\u3000\u3000\u56fe3 Tile\u5212\u5206\u793a\u610f\u56fe<\/div>\n<div><\/div>\n<div>\u3000\u3000(2) Entropy slice<\/div>\n<div>\u3000\u3000Entropy Slice\u5141\u8bb8\u5728\u4e00\u4e2aslice\u5185\u90e8\u518d\u5207\u5206\u6210\u591a\u4e2aEntropy Slices\uff0c\u6bcf\u4e2aEntropy Slice\u53ef\u4ee5\u72ec\u7acb\u7684\u7f16\u7801\u548c\u89e3\u7801\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u7f16\u89e3\u7801\u5668\u7684\u5e76\u884c\u5904\u7406\u80fd\u529b\uff1a<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-367\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-10.png\" alt=\"\" width=\"334\" height=\"153\" \/><\/div>\n<div>\u3000\u3000\u56fe4 \u6bcf\u4e00\u4e2aslice\u53ef\u4ee5\u5212\u5206\u4e3a\u591a\u4e2aEntropy Slice<\/div>\n<div><\/div>\n<div>\u3000\u3000(3) WPP(Wavefront Parallel Processing)<\/div>\n<div>\u3000\u3000\u4e0a\u4e00\u884c\u7684\u7b2c\u4e8c\u4e2aLCU\u5904\u7406\u5b8c\u6bd5\uff0c\u5373\u5bf9\u5f53\u524d\u884c\u7684\u7b2c\u4e00\u4e2aLCU\u7684\u71b5\u7f16\u7801(CABAC)\u6982\u7387\u72b6\u6001\u53c2\u6570\u8fdb\u884c\u521d\u59cb\u5316\uff0c\u5982\u56fe5\u6240\u793a\u3002\u56e0\u6b64\uff0c\u53ea\u9700\u8981\u4e0a\u4e00\u884c\u7684\u7b2c\u4e8c\u4e2aLCU\u7f16\u89e3\u7801\u5b8c\u6bd5\uff0c\u5373\u53ef\u4ee5\u5f00\u59cb\u5f53\u524d\u884c\u7684\u7f16\u89e3\u7801\uff0c\u4ee5\u6b64\u63d0\u9ad8\u7f16\u89e3\u7801\u5668\u7684\u5e76\u884c\u5904\u7406\u80fd\u529b\uff1a<\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-368\" src=\"http:\/\/www.max-shu.com\/blog\/wp-content\/uploads\/2018\/03\/Image-11.png\" alt=\"\" width=\"488\" height=\"269\" \/><\/div>\n<div>\u3000\u3000\u56fe5 WPP\u793a\u610f\u56fe<\/div>\n<div><\/div>\n<div><\/div>\n<h4><strong>H.265\u7f16\u7801\u5bf9\u89c6\u9891\u7684\u635f\u4f24<\/strong><\/h4>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u4e0eHD-SDI\u975e\u538b\u7f29\u89c6\u9891\u56fe\u50cf\u4e0d\u540c\u7684\u662f\uff0c\u7ecf\u8fc7\u538b\u7f29\u7684\u89c6\u9891\u56fe\u50cf\u6216\u591a\u6216\u5c11\u7684\u90fd\u4f1a\u5bf9\u56fe\u50cf\u6709\u6240\u635f\u4f24\uff0c\u7279\u522b\u8fd8\u662f\u5728\u7f51\u7edc\u4f20\u8f93\u8fc7\u7a0b\u4e2d\uff0c\u66f4\u662f\u907f\u514d\u4e0d\u4e86\u4e22\u5305\u7684\u73b0\u8c61\u3002\u5ba2\u89c2\u5730\u8bf4\uff0c \u53ea\u8981\u89c6\u9891\u56fe\u50cf\u5b58\u5728\u538b\u7f29\u65e2\u4f1a\u6709\u635f\u4f24\uff0c\u5f53\u7136\u5728\u9ad8\u6548\u7387\u7684\u538b\u7f29\u4e5f\u96be\u9003\u8fd9\u4e00\u5f0a\u7aef\u3002\u4ece\u5ba2\u89c2\u60c5\u51b5\u5206\u6790\u6765\u770b\uff0c\u89c6\u9891\u7f16\u7801\u635f\u4f24\u4e3b\u8981\u6709\u4e09\u5927\u7c7b\uff1a\u7f16\u7801\u6807\u51c6\u3001IP\u7f51\u7edc\u3001Error- prone\u901a\u4fe1\uff0c\u7ec6\u81f4\u5730\u8bf4\u8fd9\u5bf9\u56fe\u50cf\u6a21\u7cca\u3001\u566a\u58f0\u3001\u6570\u636e\u4e22\u5305\u3001\u5ef6\u65f6\u3001\u6296\u52a8\u4ee5\u53ca\u65e0\u7ebf\u4fe1\u9053\u4f20\u8f93\u5e26\u6765\u7684\u5931\u771f\u90fd\u4e0d\u53ef\u907f\u514d\u3002<\/div>\n<div><\/div>\n<div>\u00a0 \u00a0 \u00a0 \u00a0 \u5c3d\u7ba1H.265\u771f\u7684\u80fd\u591f\u5b9e\u73b0\u8d85\u51faH.264\u7684\u591a\u500d\u9ad8\u6e05\uff0c\u4e00\u4e9b\u89c6\u9891\u635f\u5931\u662f\u901a\u8fc7\u6570\u636e\u6d4b\u7b97\u51fa\u6765\u7684\uff0c\u8089\u773c\u5219\u770b\u5230\u5c31\u662f\u9ad8\u6e05\u6670\u7684\u753b\u8d28\u3002\u4ee5\u76ee\u524d\u5927\u5b89\u9632\u5e02\u573a\u7684\u89c6\u9891\u4f1a\u8bae\u6765\u770b\uff0c \u5728\u9ad8\u6e05\u6670\u753b\u8d28\u7684\u4e0d\u65ad\u9700\u6c42\u4e4b\u4e0b\uff0c\u9ad8\u538b\u7f29\u6807\u51c6\u7684\u786e\u80fd\u591f\u8fdb\u4e00\u6b65\u63a8\u52a8\u5e02\u573a\uff0c\u53ea\u4e0d\u8fc7\u6210\u672c\u8fd8\u662f\u7528\u6237\u6700\u4e3a\u5173\u6ce8\u7684\u8bdd\u9898\u3002\u7406\u60f3\u7684\u4ef7\u683c\u624d\u662f\u6700\u7ec8\u4ea7\u54c1\u6d41\u5411\u5e02\u573a\u7684\u738b\u9053\u3002<\/div>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 \u00a0 \u00a0 \u00a0 H.265\u5df2\u7ecf\u57282013\u5e74\u6b63\u5f0f\u6279\u51c6\u4e3aITU\u6807\u51c6\uff0cH.265\u5373HEVC\u3002 \u00a0 \u00a0 \u00a0 \u00a0 H26 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[286,283,285,284],"class_list":["post-359","post","type-post","status-publish","format-standard","hentry","category-3","tag-h264","tag-h265","tag-285","tag-284"],"views":2950,"_links":{"self":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/359","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=359"}],"version-history":[{"count":1,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/359\/revisions"}],"predecessor-version":[{"id":369,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/359\/revisions\/369"}],"wp:attachment":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=359"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=359"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=359"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}