{"id":86445,"date":"2026-07-28T17:17:09","date_gmt":"2026-07-28T09:17:09","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/86445.html"},"modified":"2026-07-28T17:17:09","modified_gmt":"2026-07-28T09:17:09","slug":"%e8%ae%a1%e7%ae%97%e6%9c%ba%e7%bd%91%e7%bb%9c%e7%bb%8f%e5%85%b8%e9%97%ae%e9%a2%98%e9%80%8f%e8%a7%86%ef%bc%9a%e5%aa%92%e4%bd%93%e6%92%ad%e6%94%be%e5%99%a8%e4%b8%8e%e5%aa%92%e4%bd%93%e6%9c%8d%e5%8a%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/86445.html","title":{"rendered":"\u8ba1\u7b97\u673a\u7f51\u7edc\u7ecf\u5178\u95ee\u9898\u900f\u89c6\uff1a\u5a92\u4f53\u64ad\u653e\u5668\u4e0e\u5a92\u4f53\u670d\u52a1\u5668\u7684AB\u9762"},"content":{"rendered":"

\u6458\u8981：\u00a0\u5728\u6211\u4eec\u65e5\u5e38\u7684\u6570\u5b57\u751f\u6d3b\u4e2d，\u65e0\u8bba\u662f\u89c2\u770b\u4e00\u573a\u6fc0\u52a8\u4eba\u5fc3\u7684\u4f53\u80b2\u76f4\u64ad，\u8fd8\u662f\u6c89\u6d78\u4e8e\u4e00\u90e8\u9ad8\u6e05\u7535\u5f71，\u80cc\u540e\u90fd\u79bb\u4e0d\u5f00\u4e24\u4e2a\u9ed8\u9ed8\u65e0\u95fb\u7684\u529f\u81e3：\u5a92\u4f53\u64ad\u653e\u5668（Media Player）\u548c\u5a92\u4f53\u670d\u52a1\u5668（Media Server）\u3002\u5b83\u4eec\u5982\u540c\u4e00\u4e2a\u786c\u5e01\u7684\u4e24\u9762，\u534f\u540c\u5de5\u4f5c，\u5171\u540c\u5bf9\u6297\u7740\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\u56fa\u6709\u7684\u5ef6\u8fdf\u3001\u6296\u52a8\u548c\u62e5\u585e\u7b49\u7ecf\u5178\u96be\u9898\u3002\u672c\u6587\u5c06\u6df1\u5165\u5256torch\u6790\u8fd9\u5bf9\u201c\u9ec4\u91d1\u642d\u6863\u201d\u7684\u6838\u5fc3\u529f\u80fd\u3001\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u5982\u4f55\u8054\u624b\u89e3\u51b3\u7f51\u7edc\u4f20\u8f93\u4e2d\u7684\u5404\u79cd\u6311\u6218，\u5e76\u5c55\u671b\u5728\u4e91\u8ba1\u7b97\u548c\u4f4e\u5ef6\u8fdf\u8d8b\u52bf\u4e0b，\u5b83\u4eec\u672a\u6765\u7684\u53d1\u5c55\u65b9\u5411\u3002<\/span><\/p>\n

\u5f15\u8a00：\u6570\u5b57\u65f6\u4ee3\u7684\u89c6\u542c\u4ea4\u54cd\u66f2<\/h3>\n

\u6b22\u8fce\u6765\u5230\u4e00\u4e2a\u7531\u6570\u636e\u6d41\u7f16\u7ec7\u800c\u6210\u7684\u65f6\u4ee3\u3002\u6211\u4eec\u65e9\u5df2\u4e60\u60ef\u4e86\u968f\u65f6\u968f\u5730\u901a\u8fc7\u5c4f\u5e55\u83b7\u53d6\u4fe1\u606f\u548c\u5a31\u4e50，\u800c\u6d41\u5a92\u4f53（Streaming Media）\u6b63\u662f\u8fd9\u4e00\u5207\u7684\u57fa\u77f3\u3002\u5f53\u6211\u4eec\u70b9\u51fb\u64ad\u653e\u6309\u94ae\u65f6，\u4e00\u573a\u8de8\u8d8a\u6570\u5343\u516c\u91cc\u7684\u6570\u636e\u63a5\u529b\u8d5b\u4fbf\u5f00\u59cb\u4e86\u3002\u5728\u8fd9\u573a\u6bd4\u8d5b\u4e2d，\u4f4d\u4e8e\u4e91\u7aef\u7684\u5a92\u4f53\u670d\u52a1\u5668\u662f\u201c\u53d1\u4ee4\u5458\u201d\u548c\u201c\u8865\u7ed9\u7ad9\u201d，\u800c\u6211\u4eec\u8bbe\u5907\u4e0a\u7684\u5a92\u4f53\u64ad\u653e\u5668\u5219\u662f\u51b2\u523a\u201c\u6700\u540e\u4e00\u516c\u91cc\u201d\u7684\u201c\u8fd0\u52a8\u5458\u201d\u3002<\/p>\n

\u5b83\u4eec\u7684\u5173\u7cfb\u5e76\u975e\u7b80\u5355\u7684\u201c\u7ed9\u4e88\u201d\u548c\u201c\u63a5\u6536\u201d\u3002\u4e8b\u5b9e\u4e0a，\u64ad\u653e\u5668\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u5b58\u5728\u7740\u4e00\u79cd\u590d\u6742\u800c\u7cbe\u5999\u7684\u201c\u5bf9\u8bdd\u201d\u673a\u5236\u3002\u5b83\u4eec\u5171\u540c\u7684\u76ee\u6807\u662f：\u5728\u53d8\u5e7b\u83ab\u6d4b\u3001\u65f6\u800c\u62e5\u5835\u7684\u7f51\u7edc\u9ad8\u901f\u516c\u8def\u4e0a，\u4e3a\u7528\u6237\u63d0\u4f9b\u4e00\u6bb5\u6d41\u7545\u3001\u9ad8\u6e05\u3001\u65e0\u4e2d\u65ad\u7684\u89c6\u542c\u4f53\u9a8c\u3002\u8981\u7406\u89e3\u8fd9\u4e00\u5207\u662f\u5982\u4f55\u5b9e\u73b0\u7684，\u6211\u4eec\u5fc5\u987b\u9996\u5148\u6df1\u5165\u4e86\u89e3\u5b83\u4eec\u5404\u81ea\u7684\u804c\u8d23\u4e0e\u80fd\u529b\u3002<\/p>\n

\n

\u7b2c\u4e00\u7ae0：\u5a92\u4f53\u64ad\u653e\u5668\u2014\u2014\u5ba2\u6237\u7aef\u7684\u201c\u6700\u540e\u4e00\u516c\u91cc\u201d\u51b2\u523a\u8005<\/h3>\n

\u5a92\u4f53\u64ad\u653e\u5668，\u4f5c\u4e3a\u76f4\u63a5\u9762\u5411\u7528\u6237\u7684\u7ec8\u7aef\u5e94\u7528\u7a0b\u5e8f，\u5176\u6838\u5fc3\u4efb\u52a1\u662f\u5c06\u51b0\u51b7\u7684\u6570\u636e\u6d41\u8f6c\u5316\u4e3a\u751f\u52a8\u7684\u753b\u9762\u548c\u58f0\u97f3\u3002\u5b83\u4e0d\u4ec5\u662f\u5185\u5bb9\u7684\u5448\u73b0\u8005，\u66f4\u662f\u7f51\u7edc\u73af\u5883\u7684\u611f\u77e5\u8005\u548c\u9002\u5e94\u8005\u00a0\u3002<\/p>\n

1.1 \u6838\u5fc3\u804c\u8d23：\u4ece0\u548c1\u5230\u89c6\u542c\u76db\u5bb4\u7684\u9b54\u6cd5<\/h4>\n

\u5a92\u4f53\u64ad\u653e\u5668\u7684\u57fa\u7840\u5de5\u4f5c\u6d41\u7a0b\u53ef\u4ee5\u88ab\u770b\u4f5c\u4e00\u4e2a\u7cbe\u5bc6\u7684\u6570\u5b57\u5a92\u4f53\u201c\u52a0\u5de5\u5382\u201d，\u4e3b\u8981\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u6b65\u9aa4：<\/p>\n

  • \n

    \u6570\u636e\u63a5\u6536\u4e0e\u534f\u8bae\u89e3\u6790 (Data Reception & Protocol Parsing)：\u64ad\u653e\u5668\u7684\u9996\u8981\u4efb\u52a1\u662f\u4ece\u5a92\u4f53\u670d\u52a1\u5668\u63a5\u6536\u7f16\u7801\u540e\u7684\u6570\u636e\u5305\u00a0\u3002\u8fd9\u4e9b\u6570\u636e\u5e76\u975e\u968f\u610f\u4f20\u8f93，\u800c\u662f\u9075\u5faa\u7279\u5b9a\u7684\u6d41\u5a92\u4f53\u534f\u8bae\u3002\u64ad\u653e\u5668\u5fc5\u987b\u50cf\u4e00\u4f4d\u7cbe\u901a\u591a\u56fd\u8bed\u8a00\u7684\u7ffb\u8bd1\u5b98，\u80fd\u591f\u7406\u89e3\u5e76\u89e3\u6790\u5404\u79cd\u4e3b\u6d41\u534f\u8bae，\u4f8b\u5982\u57fa\u4e8eHTTP\u7684HLS（HTTP Live Streaming）\u548cDASH（Dynamic Adaptive Streaming over HTTP），\u4ee5\u53ca\u4f20\u7edf\u7684RTMP（Real-Time Messaging Protocol）\u548cRTSP（Real-Time Streaming Protocol）\u7b49\u00a0\u3002\u534f\u8bae\u7684\u6b63\u786e\u89e3\u6790\u662f\u540e\u7eed\u6240\u6709\u5904\u7406\u6b65\u9aa4\u7684\u524d\u63d0\u3002<\/p>\n<\/li>\n

  • \n

    \u89e3\u5c01\u88c5 (Demultiplexing)：\u63a5\u6536\u5230\u7684\u6570\u636e\u901a\u5e38\u88ab\u5c01\u88c5\u5728\u4e00\u4e2a\u201c\u5bb9\u5668\u201d（Container Format）\u6587\u4ef6\u4e2d，\u5982MP4\u3001FLV\u6216TS\u3002\u8fd9\u4e2a\u5bb9\u5668\u5c31\u50cf\u4e00\u4e2a\u96c6\u88c5\u7bb1，\u91cc\u9762\u540c\u65f6\u88c5\u7740\u89c6\u9891\u6d41\u3001\u97f3\u9891\u6d41\u3001\u5b57\u5e55\u6d41\u7b49\u591a\u8def\u6570\u636e\u3002\u64ad\u653e\u5668\u7684\u89e3\u5c01\u88c5\u6a21\u5757\u8d1f\u8d23\u6253\u5f00\u8fd9\u4e2a\u201c\u96c6\u88c5\u7bb1\u201d，\u5c06\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u6d41\u5206\u79bb\u5f00\u6765，\u4ee5\u4fbf\u8fdb\u884c\u4e0b\u4e00\u6b65\u7684\u72ec\u7acb\u5904\u7406\u00a0\u3002<\/p>\n<\/li>\n

  • \n

    \u89e3\u7801 (Decoding)：\u4e3a\u4e86\u5728\u6709\u9650\u7684\u5e26\u5bbd\u4e0b\u4f20\u8f93\u9ad8\u6e05\u5185\u5bb9，\u539f\u59cb\u7684\u97f3\u89c6\u9891\u6570\u636e\u5728\u670d\u52a1\u5668\u7aef\u7ecf\u8fc7\u4e86\u9ad8\u5ea6\u538b\u7f29，\u8fd9\u4e2a\u8fc7\u7a0b\u79f0\u4e3a\u7f16\u7801（Encoding）\u3002\u64ad\u653e\u5668\u63a5\u6536\u5230\u7684\u4fbf\u662f\u8fd9\u4e9b\u7f16\u7801\u540e\u7684\u538b\u7f29\u6570\u636e\u3002\u89e3\u7801\u5668（Decoder）\u7684\u6838\u5fc3\u5de5\u4f5c\u5c31\u662f\u5c06\u8fd9\u4e9b\u538b\u7f29\u6570\u636e\u8fd8\u539f\u4e3a\u8bbe\u5907\u53ef\u4ee5\u8bc6\u522b\u548c\u64ad\u653e\u7684\u539f\u59cb\u97f3\u89c6\u9891\u5e27（\u5982YUV\u683c\u5f0f\u7684\u89c6\u9891\u5e27\u548cPCM\u683c\u5f0f\u7684\u97f3\u9891\u6837\u672c）\u00a0\u3002\u8fd9\u662f\u4e00\u4e2a\u8ba1\u7b97\u5bc6\u96c6\u578b\u7684\u8fc7\u7a0b，\u76f4\u63a5\u8003\u9a8c\u7740\u5ba2\u6237\u7aef\u8bbe\u5907\u7684\u6027\u80fd\u3002<\/p>\n<\/li>\n

  • \n

    \u97f3\u89c6\u9891\u540c\u6b65\u4e0e\u6e32\u67d3 (A\/V Synchronization & Rendering)：\u89e3\u7801\u540e\u7684\u97f3\u9891\u548c\u89c6\u9891\u6d41\u662f\u72ec\u7acb\u5b58\u5728\u7684\u3002\u5982\u679c\u76f4\u63a5\u64ad\u653e，\u5f88\u53ef\u80fd\u51fa\u73b0\u58f0\u97f3\u548c\u753b\u9762\u5bf9\u4e0d\u4e0a\u7684\u60c5\u51b5（\u5373\u201c\u97f3\u753b\u4e0d\u540c\u6b65\u201d）\u3002\u8fd9\u662f\u4e00\u4e2a\u7ecf\u5178\u7684\u6d41\u5a92\u4f53\u540c\u6b65\u95ee\u9898\u00a0\u3002\u64ad\u653e\u5668\u901a\u8fc7\u6570\u636e\u5305\u4e2d\u5185\u5d4c\u7684\u65f6\u95f4\u6233（Timestamp）\u4fe1\u606f，\u7cbe\u786e\u5730\u5bf9\u9f50\u97f3\u9891\u5e27\u548c\u89c6\u9891\u5e27，\u786e\u4fdd\u5728\u6b63\u786e\u7684\u65f6\u95f4\u70b9\u5c06\u5b83\u4eec\u5206\u522b\u9001\u5f80\u97f3\u9891\u8f93\u51fa\u8bbe\u5907（\u626c\u58f0\u5668）\u548c\u89c6\u9891\u8f93\u51fa\u8bbe\u5907（\u5c4f\u5e55）\u8fdb\u884c\u6e32\u67d3\u64ad\u653e，\u6700\u7ec8\u5448\u73b0\u4e3a\u6211\u4eec\u770b\u5230\u7684\u540c\u6b65\u753b\u9762\u00a0\u3002<\/p>\n<\/li>\n

  • \n

    \u7528\u6237\u4ea4\u4e92 (User Interaction)：\u6700\u540e，\u64ad\u653e\u5668\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7528\u6237\u754c\u9762（UI），\u5141\u8bb8\u7528\u6237\u8fdb\u884c\u64ad\u653e\u3001\u6682\u505c\u3001\u5feb\u8fdb\u3001\u5feb\u9000\u3001\u97f3\u91cf\u8c03\u8282\u3001\u6e05\u6670\u5ea6\u9009\u62e9\u7b49\u64cd\u4f5c，\u5c06\u63a7\u5236\u6743\u4ea4\u8fd8\u7ed9\u7528\u6237\u00a0\u3002<\/p>\n<\/li>\n

    1.2 \u7f51\u7edc\u201c\u6296\u52a8\u201d\u7684\u5e73\u6ed1\u5242：\u7f13\u51b2（Buffering）\u673a\u5236\u7684\u827a\u672f<\/h4>\n

    \u8ba1\u7b97\u673a\u7f51\u7edc，\u5c24\u5176\u662f\u4e92\u8054\u7f51，\u662f\u4e00\u4e2a\u201c\u5c3d\u529b\u800c\u4e3a\u201d（Best-Effort）\u7684\u73af\u5883\u3002\u6570\u636e\u5305\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u4f1a\u56e0\u4e3a\u7f51\u7edc\u62e5\u585e\u3001\u8def\u7531\u53d8\u5316\u7b49\u539f\u56e0，\u5bfc\u81f4\u5230\u8fbe\u65f6\u95f4\u7684\u95f4\u9694\u4e0d\u5747\u5300，\u8fd9\u79cd\u73b0\u8c61\u88ab\u79f0\u4e3a\u7f51\u7edc\u6296\u52a8（Jitter）\u200d\u3002\u5982\u679c\u64ad\u653e\u5668\u63a5\u6536\u4e00\u4e2a\u6570\u636e\u5305\u5c31\u64ad\u653e\u4e00\u4e2a，\u90a3\u4e48\u6296\u52a8\u4f1a\u76f4\u63a5\u53cd\u6620\u5728\u64ad\u653e\u4e0a，\u9020\u6210\u753b\u9762\u65f6\u5feb\u65f6\u6162\u6216\u5361\u987f\u3002<\/p>\n

    \u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898，\u5a92\u4f53\u64ad\u653e\u5668\u5f15\u5165\u4e86\u81f3\u5173\u91cd\u8981\u7684\u7f13\u51b2（Buffering）\u6280\u672f\u00a0\u3002<\/p>\n

      \n
    • \u7f13\u51b2\u533a\u7684\u89d2\u8272：\u7f13\u51b2\u533a\u53ef\u4ee5\u88ab\u60f3\u8c61\u6210\u4e00\u4e2a\u201c\u84c4\u6c34\u6c60\u201d\u3002\u64ad\u653e\u5668\u5728\u5f00\u59cb\u64ad\u653e\u524d，\u4f1a\u5148\u4ece\u670d\u52a1\u5668\u9884\u5148\u4e0b\u8f7d\u4e00\u5c0f\u90e8\u5206\u6570\u636e\u586b\u5145\u8fd9\u4e2a\u6c34\u6c60，\u800c\u4e0d\u662f\u7acb\u5373\u64ad\u653e\u63a5\u6536\u5230\u7684\u7b2c\u4e00\u4e2a\u6570\u636e\u5305\u3002\u5728\u64ad\u653e\u8fc7\u7a0b\u4e2d，\u64ad\u653e\u5668\u4ece\u201c\u84c4\u6c34\u6c60\u201d\u7684\u4e00\u7aef\u53d6\u6c34（\u64ad\u653e\u6570\u636e），\u540c\u65f6\u7f51\u7edc\u6570\u636e\u6d41\u4e0d\u65ad\u5730\u4ece\u53e6\u4e00\u7aef\u5f80\u91cc\u6ce8\u6c34（\u4e0b\u8f7d\u6570\u636e）\u3002<\/li>\n
    • \u5e73\u6ed1\u6296\u52a8：\u53ea\u8981\u201c\u6ce8\u6c34\u201d\u7684\u5e73\u5747\u901f\u5ea6\u5927\u4e8e\u6216\u7b49\u4e8e\u201c\u53d6\u6c34\u201d\u7684\u901f\u5ea6，\u5e76\u4e14\u6c34\u6c60\u91cc\u6709\u8db3\u591f\u7684\u6c34\u91cf，\u90a3\u4e48\u5373\u4f7f\u201c\u6ce8\u6c34\u201d\u7684\u8fc7\u7a0b\u65f6\u65ad\u65f6\u7eed（\u7f51\u7edc\u6296\u52a8），\u201c\u53d6\u6c34\u201d\u7684\u8fc7\u7a0b\u4f9d\u7136\u53ef\u4ee5\u662f\u5e73\u6ed1\u548c\u8fde\u7eed\u7684\u3002\u8fd9\u4e2a\u201c\u84c4\u6c34\u6c60\u201d\u7684\u5b58\u5728，\u6709\u6548\u5730\u5438\u6536\u548c\u62b9\u5e73\u4e86\u7f51\u7edc\u4f20\u8f93\u7684\u6296\u52a8，\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u7a33\u5b9a\u7684\u89c2\u770b\u4f53\u9a8c\u00a0\u3002<\/li>\n
    • \u7f13\u51b2\u533a\u7684\u7ba1\u7406：\u7f13\u51b2\u533a\u7684\u7ba1\u7406\u662f\u4e00\u95e8\u827a\u672f\u3002\u7f13\u51b2\u533a\u592a\u5c0f，\u5bf9\u6297\u7f51\u7edc\u6296\u52a8\u7684\u80fd\u529b\u5c31\u5f31，\u5bb9\u6613\u53d1\u751f\u201c\u6c60\u5e95\u671d\u5929\u201d\u7684\u60c5\u51b5，\u5bfc\u81f4\u64ad\u653e\u6682\u505c，\u4e5f\u5c31\u662f\u6211\u4eec\u5e38\u89c1\u7684\u201c\u6b63\u5728\u7f13\u51b2…\u201d；\u7f13\u51b2\u533a\u592a\u5927，\u867d\u7136\u80fd\u66f4\u597d\u5730\u5bf9\u6297\u7f51\u7edc\u6ce2\u52a8，\u4f46\u4f1a\u5bfc\u81f4\u542f\u52a8\u64ad\u653e\u7684\u5ef6\u8fdf\u589e\u52a0（Initial Buffering Delay），\u7528\u6237\u9700\u8981\u7b49\u5f85\u66f4\u957f\u7684\u65f6\u95f4\u624d\u80fd\u770b\u5230\u753b\u9762\u3002\u56e0\u6b64，\u73b0\u4ee3\u64ad\u653e\u5668\u4f1a\u52a8\u6001\u5730\u7ba1\u7406\u7f13\u51b2\u533a\u5927\u5c0f，\u5728\u7a33\u5b9a\u6027\u548c\u542f\u52a8\u901f\u5ea6\u4e4b\u95f4\u5bfb\u6c42\u6700\u4f73\u5e73\u8861\u3002<\/li>\n<\/ul>\n

      1.3 \u5e94\u5bf9\u7f51\u7edc\u201c\u8fc7\u5c71\u8f66\u201d：\u81ea\u9002\u5e94\u7801\u7387（ABR）\u7684\u667a\u6167<\/h4>\n

      \u7528\u6237\u7684\u7f51\u7edc\u73af\u5883\u662f\u5343\u53d8\u4e07\u5316\u7684：\u5728\u4fe1\u53f7\u6ee1\u683c\u7684Wi-Fi\u4e0b\u53ef\u80fd\u901f\u5ea6\u98de\u5feb，\u8fdb\u5165\u7535\u68af\u540e\u53ef\u80fd\u77ac\u95f4\u964d\u81f32G\u6c34\u5e73\u3002\u5982\u679c\u64ad\u653e\u5668\u59cb\u7ec8\u8bf7\u6c42\u4e00\u79cd\u56fa\u5b9a\u7801\u7387（\u6bd4\u59821080p\u9ad8\u6e05）\u7684\u89c6\u9891\u6d41，\u90a3\u4e48\u5728\u7f51\u7edc\u72b6\u51b5\u53d8\u5dee\u65f6，\u6570\u636e\u4e0b\u8f7d\u901f\u5ea6\u8ddf\u4e0d\u4e0a\u64ad\u653e\u901f\u5ea6，\u7f13\u51b2\u533a\u5c06\u5f88\u5feb\u8017\u5c3d，\u5bfc\u81f4\u9891\u7e41\u5361\u987f\u3002<\/p>\n

      \u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e00\u7ecf\u5178\u7684\u7f51\u7edc\u6ce2\u52a8\u95ee\u9898，\u81ea\u9002\u5e94\u7801\u7387\u6d41\u5a92\u4f53（Adaptive Bitrate Streaming, ABR）\u200d\u6280\u672f\u5e94\u8fd0\u800c\u751f，\u5e76\u6210\u4e3a\u73b0\u4ee3\u64ad\u653e\u5668\u7684\u6838\u5fc3\u667a\u80fd\u6240\u5728\u00a0\u3002<\/p>\n

        \n
      • ABR\u7684\u6838\u5fc3\u539f\u7406：ABR\u7684\u5de5\u4f5c\u6a21\u5f0f\u975e\u5e38\u5de7\u5999\u3002\u5a92\u4f53\u670d\u52a1\u5668\u4f1a\u4e8b\u5148\u5c06\u540c\u4e00\u4e2a\u89c6\u9891\u5185\u5bb9\u7f16\u7801\u6210\u591a\u4e2a\u4e0d\u540c\u5206\u8fa8\u7387\u548c\u7801\u7387\u7684\u7248\u672c（\u4f8b\u5982：480p\u3001720p\u30011080p\u30014K），\u5e76\u5c06\u8fd9\u4e9b\u7248\u672c\u7684\u4fe1\u606f\u8bb0\u5f55\u5728\u4e00\u4e2a\u6e05\u5355\u6587\u4ef6（Manifest File）\u4e2d（\u5982HLS\u7684.m3u8\u6587\u4ef6\u6216DASH\u7684.mpd\u6587\u4ef6）\u3002\u64ad\u653e\u5668\u9996\u5148\u83b7\u53d6\u8fd9\u4e2a\u6e05\u5355\u6587\u4ef6，\u4ece\u800c\u5f97\u77e5\u6240\u6709\u53ef\u7528\u7684\u7801\u7387\u9009\u9879\u00a0\u3002<\/li>\n
      • \u64ad\u653e\u5668\u7684\u51b3\u7b56\u903b\u8f91：\u64ad\u653e\u5668\u5185\u7f6e\u4e00\u4e2aABR\u51b3\u7b56\u5f15\u64ce，\u5b83\u50cf\u4e00\u4e2a\u7ecf\u9a8c\u4e30\u5bcc\u7684\u201c\u53f8\u673a\u201d，\u5728\u7f51\u7edc\u8fd9\u6761\u201c\u8fc7\u5c71\u8f66\u201d\u8d5b\u9053\u4e0a\u884c\u9a76\u65f6，\u4e0d\u65ad\u5730\u505a\u51fa\u51b3\u7b56：\n
      • \u7f51\u7edc\u5e26\u5bbd\u9884\u6d4b：\u64ad\u653e\u5668\u4f1a\u6301\u7eed\u76d1\u63a7\u5f53\u524d\u7684\u7f51\u7edc\u4e0b\u8f7d\u901f\u5ea6\u3002\u8fd9\u662fABR\u7b97\u6cd5\u6700\u57fa\u7840\u7684\u8f93\u5165\u4e4b\u4e00\u00a0\u3002<\/li>\n
      • \u7f13\u51b2\u533a\u72b6\u6001\u76d1\u63a7：\u64ad\u653e\u5668\u4e5f\u4f1a\u5bc6\u5207\u5173\u6ce8\u81ea\u5df1\u7684\u7f13\u51b2\u533a\u201c\u6c34\u4f4d\u201d\u3002\u5982\u679c\u7f13\u51b2\u533a\u6301\u7eed\u4e0b\u964d，\u8bf4\u660e\u7f51\u7edc\u53ef\u80fd\u8ddf\u4e0d\u4e0a\u4e86，\u9700\u8981\u91c7\u53d6\u884c\u52a8\u00a0\u3002<\/li>\n
      • \u7801\u7387\u5207\u6362\u51b3\u7b56：\u57fa\u4e8e\u5bf9\u5e26\u5bbd\u7684\u9884\u6d4b\u548c\u7f13\u51b2\u533a\u72b6\u6001\u7684\u5206\u6790，ABR\u7b97\u6cd5\u4f1a\u51b3\u5b9a\u4e0b\u4e00\u4e2a\u8981\u4e0b\u8f7d\u7684\u89c6\u9891\u7247\u6bb5（Chunk）\u5e94\u8be5\u9009\u62e9\u54ea\u4e2a\u7801\u7387\u7248\u672c\u3002\u5982\u679c\u7f51\u7edc\u72b6\u51b5\u826f\u597d，\u7f13\u51b2\u533a\u5145\u88d5，\u5b83\u4f1a\u9009\u62e9\u66f4\u9ad8\u7801\u7387\u7684\u7248\u672c\u4ee5\u63d0\u5347\u753b\u8d28；\u5982\u679c\u7f51\u7edc\u72b6\u51b5\u53d8\u5dee，\u5b83\u4f1a\u4e3b\u52a8\u5207\u6362\u5230\u66f4\u4f4e\u7801\u7387\u7684\u7248\u672c，\u727a\u7272\u4e00\u4e9b\u753b\u8d28\u6765\u4fdd\u8bc1\u64ad\u653e\u7684\u8fde\u7eed\u6027，\u907f\u514d\u5361\u987f\u00a0\u3002<\/li>\n<\/li>\n
      • \u4e3b\u6d41ABR\u7b97\u6cd5\u7b56\u7565：\n
          \n
        • \u57fa\u4e8e\u5e26\u5bbd\u7684\u7b97\u6cd5（Bandwidth-based）\u200d: \u4e3b\u8981\u4f9d\u636e\u4f30\u7b97\u7684\u5e26\u5bbd\u6765\u9009\u62e9\u4e00\u4e2a\u7565\u4f4e\u4e8e\u5f53\u524d\u5e26\u5bbd\u7684\u7801\u7387，\u8fd9\u662f\u6700\u7b80\u5355\u76f4\u63a5\u7684\u7b56\u7565\u3002<\/li>\n
        • \u57fa\u4e8e\u7f13\u51b2\u533a\u7684\u7b97\u6cd5（Buffer-based）\u200d: \u4e3b\u8981\u6839\u636e\u7f13\u51b2\u533a\u7684\u6c34\u4f4d\u6765\u505a\u51b3\u7b56\u3002\u4f8b\u5982，\u5f53\u7f13\u51b2\u533a\u4f4e\u4e8e\u67d0\u4e2a\u9608\u503c\u65f6，\u9009\u62e9\u4f4e\u7801\u7387；\u9ad8\u4e8e\u67d0\u4e2a\u9608\u503c\u65f6，\u624d\u6562\u5c1d\u8bd5\u66f4\u9ad8\u7801\u7387\u3002\u8fd9\u79cd\u7b56\u7565\u66f4\u4fdd\u5b88，\u80fd\u6709\u6548\u907f\u514d\u5361\u987f，\u4f46\u53ef\u80fd\u5bf9\u5e26\u5bbd\u7684\u5229\u7528\u4e0d\u591f\u5145\u5206\u00a0\u3002<\/li>\n
        • \u6df7\u5408\u7b97\u6cd5（Hybrid）\u200d: \u5f53\u524d\u4e3b\u6d41\u7684\u64ad\u653e\u5668\u5927\u591a\u91c7\u7528\u6df7\u5408\u7b97\u6cd5，\u540c\u65f6\u8003\u8651\u5e26\u5bbd\u548c\u7f13\u51b2\u533a\u4e24\u4e2a\u7ef4\u5ea6\u7684\u4fe1\u606f，\u529b\u6c42\u5728\u753b\u8d28\u3001\u6d41\u7545\u6027\u548c\u7a33\u5b9a\u6027\u4e4b\u95f4\u8fbe\u5230\u6700\u4f73\u5e73\u8861\u00a0\u3002<\/li>\n
        • AI\u589e\u5f3a\u7b97\u6cd5: \u8fd1\u5e74\u6765，\u968f\u7740AI\u6280\u672f\u7684\u53d1\u5c55，\u51fa\u73b0\u4e86\u50cfPensieve\u8fd9\u6837\u57fa\u4e8e\u5f3a\u5316\u5b66\u4e60\u7684ABR\u7b97\u6cd5\u3002\u5b83\u4e0d\u518d\u4f9d\u8d56\u4e8e\u56fa\u5b9a\u7684\u542f\u53d1\u5f0f\u89c4\u5219，\u800c\u662f\u901a\u8fc7\u201c\u5b66\u4e60\u201d\u5927\u91cf\u7f51\u7edc\u73af\u5883\u6570\u636e，\u52a8\u6001\u5730\u751f\u6210\u6700\u4f18\u7684\u7801\u7387\u9009\u62e9\u7b56\u7565，\u4ee5\u6700\u5927\u5316\u7528\u6237\u7684\u4f53\u9a8c\u8d28\u91cf（QoE, Quality of Experience）\u00a0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

          \u901a\u8fc7\u7f13\u51b2\u548cABR\u8fd9\u4e24\u5927\u201c\u6cd5\u5b9d\u201d，\u5a92\u4f53\u64ad\u653e\u5668\u4ece\u4e00\u4e2a\u88ab\u52a8\u7684\u63a5\u6536\u8005，\u8f6c\u53d8\u4e3a\u4e00\u4e2a\u80fd\u591f\u4e3b\u52a8\u611f\u77e5\u7f51\u7edc\u53d8\u5316\u5e76\u667a\u80fd\u8c03\u6574\u81ea\u8eab\u884c\u4e3a\u7684\u201c\u667a\u80fd\u4f53\u201d，\u4ece\u800c\u5728\u590d\u6742\u7684\u7f51\u7edc\u73af\u5883\u4e2d\u4e3a\u7528\u6237\u201c\u4fdd\u9a7e\u62a4\u822a\u201d\u3002<\/p>\n

          \n

          \u7b2c\u4e8c\u7ae0：\u5a92\u4f53\u670d\u52a1\u5668\u2014\u2014\u4e91\u7aef\u7684\u6d77\u91cf\u5185\u5bb9\u4e2d\u67a2<\/h3>\n

          \u5982\u679c\u8bf4\u64ad\u653e\u5668\u662f\u53f0\u524d\u7684\u8868\u6f14\u8005，\u90a3\u4e48\u5a92\u4f53\u670d\u52a1\u5668\u5c31\u662f\u5e55\u540e\u7684\u603b\u5bfc\u6f14\u548c\u821e\u53f0\u603b\u76d1\u3002\u5b83\u8d1f\u8d23\u5a92\u4f53\u5185\u5bb9\u7684\u5b58\u50a8\u3001\u7ba1\u7406\u3001\u5904\u7406\u548c\u9ad8\u6548\u5206\u53d1，\u5176\u6027\u80fd\u548c\u67b6\u6784\u8bbe\u8ba1\u76f4\u63a5\u51b3\u5b9a\u4e86\u6574\u4e2a\u6d41\u5a92\u4f53\u670d\u52a1\u7684\u4e0a\u9650\u00a0\u3002<\/p>\n

          2.1 \u6838\u5fc3\u804c\u8d23：\u5185\u5bb9\u7684\u7ba1\u7406\u8005\u4e0e\u5206\u53d1\u8005<\/h4>\n

          \u5a92\u4f53\u670d\u52a1\u5668\u7684\u529f\u80fd\u8fdc\u4e0d\u6b62\u4e8e\u4e00\u4e2a\u7b80\u5355\u7684\u6587\u4ef6\u670d\u52a1\u5668\u3002\u5b83\u662f\u4e00\u4e2a\u4e3a\u6d41\u5a92\u4f53\u573a\u666f\u6df1\u5ea6\u4f18\u5316\u7684\u590d\u6742\u7cfb\u7edf，\u5176\u6838\u5fc3\u804c\u8d23\u5305\u62ec：<\/p>\n

        • \u5185\u5bb9\u63a5\u6536\u4e0e\u8f6c\u7801 (Ingest & Transcoding)：\u5bf9\u4e8e\u76f4\u64ad\u6d41，\u670d\u52a1\u5668\u9700\u8981\u63a5\u6536\u6765\u81ea\u63a8\u6d41\u7aef（\u5982\u4e3b\u64ad\u7684\u7535\u8111\u6216\u624b\u673a）\u7684\u5b9e\u65f6\u6d41（\u901a\u5e38\u4f7f\u7528RTMP\u6216SRT\u534f\u8bae）\u3002\u5bf9\u4e8e\u70b9\u64ad（VOD）\u5185\u5bb9，\u5219\u9700\u8981\u63a5\u6536\u4e0a\u4f20\u7684\u89c6\u9891\u6587\u4ef6\u3002\u65e0\u8bba\u662f\u76f4\u64ad\u8fd8\u662f\u70b9\u64ad，\u670d\u52a1\u5668\u901a\u5e38\u90fd\u9700\u8981\u8fdb\u884c\u8f6c\u7801\u2014\u2014\u5c06\u8f93\u5165\u7684\u5355\u4e00\u7801\u7387\u89c6\u9891，\u5b9e\u65f6\u6216\u79bb\u7ebf\u5730\u8f6c\u6362\u6210\u591a\u4e2a\u4e0d\u540c\u7801\u7387\u3001\u4e0d\u540c\u683c\u5f0f\u7684\u89c6\u9891\u6d41，\u4ee5\u652f\u6301\u524d\u6587\u63d0\u5230\u7684ABR\u6280\u672f\u00a0\u3002<\/li>\n
        • \u5185\u5bb9\u5b58\u50a8\u4e0e\u7ba1\u7406 (Storage & Management)：\u670d\u52a1\u5668\u9700\u8981\u5bf9\u6d77\u91cf\u7684\u5a92\u4f53\u8d44\u6e90\u8fdb\u884c\u9ad8\u6548\u7684\u5b58\u50a8\u548c\u7d22\u5f15\u3002\u5bf9\u4e8e\u76f4\u64ad，\u5b83\u9700\u8981\u5b9e\u65f6\u5730\u5c06\u76f4\u64ad\u6d41\u5207\u7247（Chunking）\u5e76\u751f\u6210\u64ad\u653e\u5217\u8868（Playlist）；\u5bf9\u4e8e\u70b9\u64ad，\u5b83\u9700\u8981\u7ba1\u7406\u5e9e\u5927\u7684\u89c6\u9891\u5e93，\u5e76\u63d0\u4f9b\u5feb\u901f\u68c0\u7d22\u548c\u8bbf\u95ee\u7684\u80fd\u529b\u00a0\u3002<\/li>\n
        • \u9ad8\u5e76\u53d1\u6d41\u5206\u53d1 (High-Concurrency Streaming)：\u8fd9\u662f\u5a92\u4f53\u670d\u52a1\u5668\u6700\u6838\u5fc3\u7684\u6311\u6218\u4e4b\u4e00\u3002\u4e00\u53f0\u9ad8\u6027\u80fd\u7684\u5a92\u4f53\u670d\u52a1\u5668\u9700\u8981\u80fd\u591f\u540c\u65f6\u5411\u6210\u5343\u4e0a\u4e07\u751a\u81f3\u6570\u767e\u4e07\u7684\u7528\u6237\u63d0\u4f9b\u7a33\u5b9a\u3001\u72ec\u7acb\u7684\u5a92\u4f53\u6d41\u670d\u52a1\u00a0\u3002\u8fd9\u8981\u6c42\u670d\u52a1\u5668\u5728I\/O\u3001\u7f51\u7edc\u541e\u5410\u548cCPU\u5904\u7406\u4e0a\u90fd\u6709\u6781\u9ad8\u7684\u6027\u80fd\u548c\u4f18\u5316\u00a0\u3002<\/li>\n
        • \u4f1a\u8bdd\u7ba1\u7406\u4e0e\u5b89\u5168 (Session Management & Security)：\u670d\u52a1\u5668\u9700\u8981\u7ba1\u7406\u6bcf\u4e2a\u7528\u6237\u7684\u8fde\u63a5\u4f1a\u8bdd，\u5904\u7406\u64ad\u653e\u3001\u6682\u505c\u3001\u62d6\u52a8\u7b49\u8bf7\u6c42\u3002\u540c\u65f6，\u5b83\u8fd8\u8981\u8d1f\u8d23\u5185\u5bb9\u7684\u5b89\u5168，\u5982\u9632\u76d7\u94fe\u3001\u5185\u5bb9\u52a0\u5bc6（DRM）\u7b49，\u786e\u4fdd\u5185\u5bb9\u4e0d\u88ab\u975e\u6cd5\u8bbf\u95ee\u548c\u5206\u53d1\u3002<\/li>\n

          2.2 \u534f\u8bae\u7684\u201c\u519b\u706b\u5e93\u201d：\u652f\u6491\u591a\u6837\u5316\u7684\u4f20\u8f93\u9700\u6c42<\/h4>\n

          \u4e3a\u4e86\u5e94\u5bf9\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u7f51\u7edc\u73af\u5883，\u5a92\u4f53\u670d\u52a1\u5668\u5fc5\u987b\u652f\u6301\u4e00\u4e2a\u5e9e\u5927\u800c\u591a\u6837\u7684\u534f\u8bae\u201c\u519b\u706b\u5e93\u201d\u00a0\u3002\u8fd9\u4e9b\u534f\u8bae\u53ef\u4ee5\u5927\u81f4\u5206\u4e3a\u51e0\u7c7b：<\/p>\n

            \n
          • \n

            \u4f20\u7edf\u5b9e\u65f6\u6d41\u534f\u8bae:<\/p>\n

              \n
            • RTMP (Real-Time Messaging Protocol): \u7531Adobe\u5f00\u53d1，\u66fe\u662fPC\u65f6\u4ee3\u76f4\u64ad\u63a8\u6d41\u548c\u64ad\u653e\u7684\u4e8b\u5b9e\u6807\u51c6\u3002\u5b83\u57fa\u4e8eTCP，\u5ef6\u8fdf\u8f83\u4f4e，\u4f46\u5bf9\u79fb\u52a8\u7aef\u548cHTML5\u652f\u6301\u4e0d\u4f73，\u5982\u4eca\u4e3b\u8981\u7528\u4e8e\u4ece\u4e3b\u64ad\u7aef\u5230\u670d\u52a1\u5668\u7684\u201c\u63a8\u6d41\u201d（Ingest）\u73af\u8282\u3002<\/li>\n
            • RTSP\/RTP (Real-Time Streaming Protocol \/ Real-time Transport Protocol): RTSP\u8d1f\u8d23\u5efa\u7acb\u548c\u63a7\u5236\u4f1a\u8bdd，\u800cRTP（\u901a\u5e38\u57fa\u4e8eUDP）\u8d1f\u8d23\u4f20\u8f93\u5b9e\u9645\u7684\u5a92\u4f53\u6570\u636e\u3002\u8fd9\u662f\u4e00\u5957\u7ecf\u5178\u7684\u6d41\u5a92\u4f53\u534f\u8bae\u6808，\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5b89\u9632\u76d1\u63a7（IP Camera）\u3001\u89c6\u9891\u4f1a\u8bae\u7b49\u9886\u57df\u3002<\/li>\n<\/ul>\n<\/li>\n
            • \n

              \u57fa\u4e8eHTTP\u7684\u81ea\u9002\u5e94\u6d41\u534f\u8bae:<\/p>\n

                \n
              • HLS (HTTP Live Streaming): \u7531Apple\u63a8\u51fa，\u662f\u76ee\u524d\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u6d41\u5a92\u4f53\u534f\u8bae\u4e4b\u4e00\u3002\u5b83\u5c06\u89c6\u9891\u6d41\u5207\u5206\u6210\u4e00\u4e2a\u4e2a\u5c0f\u7684TS\u6587\u4ef6\u7247\u6bb5，\u5e76\u901a\u8fc7\u4e00\u4e2a.m3u8\u6e05\u5355\u6587\u4ef6\u6765\u7ec4\u7ec7\u3002\u5ba2\u6237\u7aef\u53ea\u9700\u50cf\u4e0b\u8f7d\u666e\u901a\u6587\u4ef6\u4e00\u6837\u901a\u8fc7HTTP\u534f\u8bae\u83b7\u53d6\u8fd9\u4e9b\u6587\u4ef6\u5373\u53ef\u64ad\u653e\u3002\u5176\u6700\u5927\u4f18\u52bf\u662f\u80fd\u591f\u8f7b\u677e\u7a7f\u900f\u9632\u706b\u5899，\u5e76\u80fd\u5145\u5206\u5229\u7528\u73b0\u6709\u7684HTTP\u57fa\u7840\u8bbe\u65bd（\u5982Web\u670d\u52a1\u5668\u548cCDN）\u3002<\/li>\n
              • DASH (Dynamic Adaptive Streaming over HTTP): \u7531MPEG\u7ec4\u7ec7\u63a8\u51fa\u7684\u56fd\u9645\u6807\u51c6，\u4e0eHLS\u7c7b\u4f3c，\u4e5f\u662f\u57fa\u4e8eHTTP\u7684\u5207\u7247\u6280\u672f\u3002DASH\u5728\u7f16\u7801\u683c\u5f0f\u548c\u5bb9\u5668\u683c\u5f0f\u4e0a\u66f4\u52a0\u7075\u6d3b，\u5177\u6709\u66f4\u597d\u7684\u5f00\u653e\u6027\u3002<\/li>\n<\/ul>\n<\/li>\n
              • \n

                \u73b0\u4ee3\u4f4e\u5ef6\u8fdf\u534f\u8bae:<\/p>\n

                  \n
                • WebRTC (Web Real-Time Communication): \u8fd9\u662f\u4e00\u9879\u65e8\u5728\u5b9e\u73b0\u6d4f\u89c8\u5668\u4e4b\u95f4\u5b9e\u65f6\u97f3\u89c6\u9891\u901a\u4fe1\u7684\u5f00\u653e\u6280\u672f，\u5176\u5ef6\u8fdf\u53ef\u4ee5\u505a\u5230500\u6beb\u79d2\u4ee5\u4e0b\u00a0\u3002\u5a92\u4f53\u670d\u52a1\u5668\u5728WebRTC\u67b6\u6784\u4e2d\u53ef\u4ee5\u626e\u6f14SFU（\u9009\u62e9\u6027\u8f6c\u53d1\u5355\u5143）\u6216MCU（\u591a\u70b9\u4f1a\u8bae\u5355\u5143）\u7684\u89d2\u8272，\u5b9e\u73b0\u5927\u89c4\u6a21\u7684\u5b9e\u65f6\u4e92\u52a8\u76f4\u64ad\u00a0\u3002<\/li>\n
                • SRT (Secure Reliable Transport): \u4e00\u79cd\u5f00\u6e90\u7684\u4f4e\u5ef6\u8fdf\u89c6\u9891\u4f20\u8f93\u534f\u8bae，\u5b83\u5728UDP\u4e4b\u4e0a\u6784\u5efa\u4e86\u4e00\u5957\u53ef\u9760\u7684\u4f20\u8f93\u673a\u5236（\u7c7b\u4f3cTCP\u7684ARQ），\u80fd\u591f\u5f88\u597d\u5730\u5e94\u5bf9\u590d\u6742\u7684\u516c\u7f51\u73af\u5883，\u5b9e\u73b0\u4f4e\u5ef6\u8fdf\u548c\u9ad8\u53ef\u9760\u6027\u7684\u5e73\u8861\u3002<\/li>\n
                • QUIC (Quick UDP Internet Connections): \u7531Google\u5f00\u53d1，\u73b0\u5df2\u6210\u4e3aHTTP\/3\u7684\u57fa\u7840\u3002QUIC\u57fa\u4e8eUDP，\u89e3\u51b3\u4e86TCP\u7684\u961f\u5934\u963b\u585e\u95ee\u9898，\u5e76\u96c6\u6210\u4e86\u52a0\u5bc6\u529f\u80fd，\u80fd\u591f\u663e\u8457\u964d\u4f4e\u8fde\u63a5\u5efa\u7acb\u65f6\u95f4\u548c\u4f20\u8f93\u5ef6\u8fdf，\u88ab\u89c6\u4e3a\u672a\u6765\u4f4e\u5ef6\u8fdf\u6d41\u5a92\u4f53\u4f20\u8f93\u7684\u91cd\u8981\u53d1\u5c55\u65b9\u5411\u00a0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                  \u5a92\u4f53\u670d\u52a1\u5668\u901a\u8fc7\u652f\u6301\u8fd9\u4e9b\u591a\u6837\u5316\u7684\u534f\u8bae，\u624d\u80fd\u7075\u6d3b\u5730\u6ee1\u8db3\u70b9\u64ad\u3001\u76f4\u64ad\u3001\u5b9e\u65f6\u4e92\u52a8\u3001\u5b89\u9632\u76d1\u63a7\u7b49\u4e0d\u540c\u573a\u666f\u5bf9\u5ef6\u8fdf\u3001\u7a33\u5b9a\u6027\u548c\u517c\u5bb9\u6027\u7684\u82db\u523b\u8981\u6c42\u00a0\u3002<\/p>\n

                  2.3 \u67b6\u6784\u7684\u6f14\u8fdb：\u4ece\u5355\u4f53\u5230\u5206\u5e03\u5f0f\u4e0e\u4e91\u539f\u751f<\/h4>\n

                  \u968f\u7740\u7528\u6237\u89c4\u6a21\u7684\u7206\u70b8\u5f0f\u589e\u957f，\u5355\u53f0\u5a92\u4f53\u670d\u52a1\u5668\u65e9\u5df2\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\u3002\u5a92\u4f53\u670d\u52a1\u5668\u7684\u67b6\u6784\u4e5f\u7ecf\u5386\u4e86\u4e00\u7cfb\u5217\u6df1\u523b\u7684\u6f14\u8fdb：<\/p>\n

                    \n
                  • \u5355\u4f53\u67b6\u6784: \u65e9\u671f\u7684\u5a92\u4f53\u670d\u52a1\u5668\u662f\u8fd0\u884c\u5728\u5355\u53f0\u7269\u7406\u673a\u5668\u4e0a\u7684\u8f6f\u4ef6\u3002\u5176\u6027\u80fd\u53d7\u9650\u4e8e\u5355\u4e2a\u670d\u52a1\u5668\u7684CPU\u3001\u5185\u5b58\u3001I\/O\u548c\u7f51\u7edc\u5e26\u5bbd\u00a0\u3002<\/li>\n
                  • \u96c6\u7fa4\u4e0e\u5206\u5e03\u5f0f\u67b6\u6784: \u4e3a\u4e86\u7a81\u7834\u5355\u673a\u74f6\u9888，\u4eba\u4eec\u5f00\u59cb\u91c7\u7528PC\u96c6\u7fa4\u6216\u5927\u89c4\u6a21\u5e76\u884c\u5904\u7406\u7ed3\u6784\u6765\u6784\u5efa\u5a92\u4f53\u670d\u52a1\u5668\u7cfb\u7edf\u00a0\u3002\u901a\u8fc7\u5c06\u7528\u6237\u8bf7\u6c42\u548c\u5a92\u4f53\u6d41\u91cf\u8d1f\u8f7d\u5747\u8861\u5230\u591a\u53f0\u670d\u52a1\u5668\u4e0a，\u53ef\u4ee5\u5b9e\u73b0\u6c34\u5e73\u6269\u5c55，\u652f\u6301\u66f4\u5927\u7684\u5e76\u53d1\u7528\u6237\u91cf\u3002\u5728\u8fd9\u79cd\u67b6\u6784\u4e0b，\u901a\u5e38\u4f1a\u914d\u5408CDN（\u5185\u5bb9\u5206\u53d1\u7f51\u7edc）\u4f7f\u7528，\u5c06\u5185\u5bb9\u7f13\u5b58\u5230\u79bb\u7528\u6237\u6700\u8fd1\u7684\u8fb9\u7f18\u8282\u70b9，\u8fdb\u4e00\u6b65\u964d\u4f4e\u5ef6\u8fdf\u3001\u51cf\u8f7b\u6e90\u7ad9\u538b\u529b\u3002<\/li>\n
                  • \u4e91\u539f\u751f\u67b6\u6784: \u8fdb\u51652026\u5e74，\u4e91\u539f\u751f（Cloud-Native）\u200d\u5df2\u6210\u4e3a\u5a92\u4f53\u670d\u52a1\u5668\u67b6\u6784\u7684\u4e3b\u6d41\u8d8b\u52bf\u00a0\u3002\n
                      \n
                    • \u5f39\u6027\u4f38\u7f29: \u5c06\u5a92\u4f53\u670d\u52a1\u5668\u90e8\u7f72\u5728\u4e91\u4e0a（\u5982AWS, Azure, Google Cloud），\u53ef\u4ee5\u5229\u7528\u4e91\u8ba1\u7b97\u7684\u5f39\u6027\u80fd\u529b\u3002\u5728\u6d41\u91cf\u9ad8\u5cf0\u671f（\u5982\u5927\u578b\u8d5b\u4e8b\u76f4\u64ad），\u53ef\u4ee5\u81ea\u52a8\u6269\u5c55\u51fa\u6210\u767e\u4e0a\u5343\u4e2a\u670d\u52a1\u5668\u5b9e\u4f8b\u6765\u5e94\u5bf9；\u5728\u6d41\u91cf\u4f4e\u8c37\u671f，\u5219\u81ea\u52a8\u7f29\u51cf\u5b9e\u4f8b，\u4ece\u800c\u6781\u5927\u5730\u4f18\u5316\u4e86\u6210\u672c\u00a0\u3002<\/li>\n
                    • \u5168\u7403\u5316\u90e8\u7f72: \u4e91\u8ba1\u7b97\u670d\u52a1\u5546\u5728\u5168\u7403\u62e5\u6709\u5e7f\u6cdb\u7684\u6570\u636e\u4e2d\u5fc3\u3002\u5a92\u4f53\u670d\u52a1\u63d0\u4f9b\u5546\u53ef\u4ee5\u5728\u5168\u7403\u5404\u5730\u90e8\u7f72\u5a92\u4f53\u670d\u52a1\u5668，\u8ba9\u7528\u6237\u5c31\u8fd1\u63a5\u5165\u6700\u8fd1\u7684\u670d\u52a1\u5668，\u8fd9\u5bf9\u4e8e\u964d\u4f4e\u5ef6\u8fdf\u3001\u63d0\u5347\u5168\u7403\u7528\u6237\u7684\u89c2\u770b\u4f53\u9a8c\u81f3\u5173\u91cd\u8981\u00a0\u3002<\/li>\n
                    • \u5bb9\u5668\u5316\u4e0e\u5fae\u670d\u52a1: \u91c7\u7528Docker\u3001Kubernetes\u7b49\u5bb9\u5668\u5316\u6280\u672f，\u53ef\u4ee5\u5c06\u5a92\u4f53\u670d\u52a1\u5668\u7684\u5404\u4e2a\u529f\u80fd\u6a21\u5757（\u5982\u8f6c\u7801\u3001\u5f55\u5236\u3001\u5206\u53d1）\u62c6\u5206\u6210\u72ec\u7acb\u7684\u5fae\u670d\u52a1\u3002\u8fd9\u4f7f\u5f97\u7cfb\u7edf\u5f00\u53d1\u3001\u90e8\u7f72\u548c\u8fd0\u7ef4\u66f4\u52a0\u654f\u6377\u548c\u53ef\u9760\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                      \u901a\u8fc7\u67b6\u6784\u7684\u4e0d\u65ad\u6f14\u8fdb，\u5a92\u4f53\u670d\u52a1\u5668\u4ece\u4e00\u4e2a\u7b28\u91cd\u7684\u201c\u94c1\u76d2\u5b50\u201d，\u53d8\u6210\u4e86\u4e00\u4e2a\u7075\u6d3b\u3001\u53ef\u5f39\u6027\u4f38\u7f29\u3001\u904d\u5e03\u5168\u7403\u7684\u667a\u80fd\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\u3002<\/p>\n

                      \n

                      \u7b2c\u4e09\u7ae0：\u534f\u540c\u4f5c\u6218\u2014\u2014\u76f4\u9762\u8ba1\u7b97\u673a\u7f51\u7edc\u7684\u7ecf\u5178\u6311\u6218<\/h3>\n

                      \u5a92\u4f53\u64ad\u653e\u5668\u548c\u5a92\u4f53\u670d\u52a1\u5668\u5404\u81ea\u7684\u529f\u80fd\u90fd\u975e\u5e38\u5f3a\u5927，\u4f46\u53ea\u6709\u5f53\u5b83\u4eec\u7d27\u5bc6\u534f\u540c，\u624d\u80fd\u771f\u6b63\u6709\u6548\u5730\u5e94\u5bf9\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\u6839\u6df1\u8482\u56fa\u7684\u4e09\u5927\u7ecf\u5178\u6311\u6218：\u7f51\u7edc\u62e5\u585e\u3001\u670d\u52a1\u8d28\u91cf（QoS）\u4fdd\u969c\u548c\u540c\u6b65\u95ee\u9898\u3002<\/p>\n

                      3.1 \u6311\u6218\u4e00：\u7f51\u7edc\u62e5\u585e (Network Congestion)<\/h4>\n

                      \u7f51\u7edc\u62e5\u585e\u662f\u6307\u7f51\u7edc\u4e2d\u7684\u6570\u636e\u91cf\u8d85\u8fc7\u5176\u5904\u7406\u80fd\u529b\u65f6\u53d1\u751f\u7684\u73b0\u8c61，\u4f1a\u5bfc\u81f4\u6570\u636e\u5305\u4e22\u5931\u548c\u5ef6\u8fdf\u6025\u5267\u589e\u52a0，\u662f\u6d41\u5a92\u4f53\u4f53\u9a8c\u7684\u5934\u53f7\u6740\u624b\u00a0\u3002<\/p>\n

                        \n
                      • \n

                        \u4f20\u7edfTCP\u7684\u56f0\u5883: TCP\u534f\u8bae\u867d\u7136\u63d0\u4f9b\u4e86\u53ef\u9760\u4f20\u8f93（\u901a\u8fc7\u91cd\u4f20\u4e22\u5931\u7684\u6570\u636e\u5305），\u4f46\u5728\u6d41\u5a92\u4f53\u573a\u666f\u4e0b\u5374\u5b58\u5728\u95ee\u9898\u3002\u9996\u5148，\u5b83\u7684\u201c\u961f\u5934\u963b\u585e\u201d（Head-of-Line Blocking）\u7279\u6027\u610f\u5473\u7740\u4e00\u4e2a\u6570\u636e\u5305\u7684\u4e22\u5931\u4f1a\u5bfc\u81f4\u540e\u7eed\u6240\u6709\u6570\u636e\u5305\u7684\u7b49\u5f85\u3002\u5176\u6b21，TCP\u7684\u62e5\u585e\u63a7\u5236\u7b97\u6cd5\u5728\u68c0\u6d4b\u5230\u62e5\u585e\u65f6\u4f1a\u964d\u4f4e\u53d1\u9001\u901f\u7387，\u4f46\u8fd9\u79cd\u8c03\u6574\u5bf9\u4e8e\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u6d41\u5a92\u4f53\u53ef\u80fd\u8fc7\u4e8e\u4fdd\u5b88\u6216\u53cd\u5e94\u8fc7\u6162\u00a0\u3002<\/p>\n<\/li>\n

                      • \n

                        \u64ad\u653e\u5668\u4e0e\u670d\u52a1\u5668\u7684\u534f\u540c\u5e94\u5bf9:<\/p>\n

                      • \u670d\u52a1\u5668\u7aef\u7684\u534f\u8bae\u9009\u62e9: \u5a92\u4f53\u670d\u52a1\u5668\u53ef\u4ee5\u901a\u8fc7\u9009\u62e9\u66f4\u9002\u5408\u6d41\u5a92\u4f53\u7684\u534f\u8bae\u6765\u4ece\u6e90\u5934\u4e0a\u89c4\u907fTCP\u7684\u90e8\u5206\u95ee\u9898\u3002\u4f8b\u5982，\u4f7f\u7528\u57fa\u4e8eUDP\u7684RTP\u3001SRT\u6216QUIC\u534f\u8bae，\u5e94\u7528\u5c42\u53ef\u4ee5\u66f4\u7cbe\u7ec6\u5730\u63a7\u5236\u91cd\u4f20\u7b56\u7565（\u6bd4\u5982，\u5bf9\u4e8e\u975e\u5173\u952e\u89c6\u9891\u5e27\u53ef\u4ee5\u9009\u62e9\u4e0d\u91cd\u4f20），\u4ece\u800c\u907f\u514d\u961f\u5934\u963b\u585e\u00a0\u3002<\/li>\n
                      • \u64ad\u653e\u5668\u7aef\u7684\u667a\u80fd\u964d\u7ea7 (ABR): \u8fd9\u662f\u5bf9\u6297\u62e5\u585e\u6700\u6709\u6548\u7684\u6b66\u5668\u3002\u5f53\u64ad\u653e\u5668\u7684ABR\u7b97\u6cd5\u68c0\u6d4b\u5230\u7f51\u7edc\u5e26\u5bbd\u4e0b\u964d（\u62e5\u585e\u7684\u76f4\u63a5\u540e\u679c）\u65f6，\u5b83\u4f1a\u4e3b\u52a8\u8bf7\u6c42\u66f4\u4f4e\u7801\u7387\u7684\u89c6\u9891\u6d41\u3002\u8fd9\u76f8\u5f53\u4e8e\u5ba2\u6237\u7aef\u4e3b\u52a8\u51cf\u5c11\u4e86\u5bf9\u7f51\u7edc\u8d44\u6e90\u7684\u9700\u6c42，\u4ece\u800c\u5e2e\u52a9\u7f13\u89e3\u62e5\u585e，\u5e76\u4fdd\u969c\u81ea\u8eab\u64ad\u653e\u7684\u8fde\u7eed\u6027\u3002\u8fd9\u662f\u4e00\u4e2a\u5178\u578b\u7684\u7aef\u5230\u7aef\u62e5\u585e\u63a7\u5236\u601d\u60f3\u7684\u5e94\u7528\u00a0\u3002<\/li>\n
                      • \u53cc\u5411\u4fe1\u9053\u901a\u4fe1: \u5728\u66f4\u5148\u8fdb\u7684\u7cfb\u7edf\u4e2d，\u64ad\u653e\u5668\u4e0d\u4ec5\u88ab\u52a8\u5730\u9002\u5e94\u7f51\u7edc，\u8fd8\u4f1a\u901a\u8fc7\u4fe1\u4ee4\u5c06\u81ea\u8eab\u7684\u7f51\u7edc\u72b6\u6001（\u5982\u4f30\u7b97\u7684\u5e26\u5bbd\u3001\u7f13\u51b2\u533a\u957f\u5ea6\u3001\u4e22\u5305\u7387）\u53cd\u9988\u7ed9\u670d\u52a1\u5668\u3002\u670d\u52a1\u5668\u53ef\u4ee5\u6839\u636e\u8fd9\u4e9b\u5b9e\u65f6\u4fe1\u606f，\u52a8\u6001\u5730\u8c03\u6574\u53d1\u9001\u7b56\u7565，\u751a\u81f3\u4e3a\u4e3b\u64ad\u63a8\u8350\u66f4\u5408\u9002\u7684\u63a8\u6d41\u7801\u7387\u3002<\/li>\n<\/li>\n<\/ul>\n

                        3.2 \u6311\u6218\u4e8c：\u670d\u52a1\u8d28\u91cf (QoS) \u4fdd\u969c (Quality of Service Assurance)<\/h4>\n

                        QoS\u662f\u8861\u91cf\u6d41\u5a92\u4f53\u670d\u52a1\u597d\u574f\u7684\u4e00\u7cfb\u5217\u6307\u6807\u7684\u96c6\u5408，\u5305\u62ec\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u541e\u5410\u3001\u4f4e\u6296\u52a8\u3001\u65e0\u5361\u987f\u7b49\u3002\u4fdd\u969cQoS\u662f\u64ad\u653e\u5668\u548c\u670d\u52a1\u5668\u7684\u5171\u540c\u76ee\u6807\u00a0\u3002<\/p>\n

                          \n
                        • \n

                          \u670d\u52a1\u5668\u7aef\u7684QoS\u4fdd\u969c:<\/p>\n

                            \n
                          • \u8d44\u6e90\u9884\u7559\u4e0e\u4f18\u5148\u7ea7: \u5728\u4f01\u4e1a\u7f51\u7edc\u6216\u4e13\u7f51\u73af\u5883\u4e2d，\u670d\u52a1\u5668\u548c\u7f51\u7edc\u8bbe\u5907\u53ef\u4ee5\u914d\u7f6eQoS\u7b56\u7565，\u4e3a\u6d41\u5a92\u4f53\u6570\u636e\u5305\u6253\u4e0a\u9ad8\u4f18\u5148\u7ea7\u6807\u7b7e，\u786e\u4fdd\u5b83\u4eec\u5728\u7f51\u7edc\u62e5\u585e\u65f6\u88ab\u4f18\u5148\u8f6c\u53d1\u00a0\u3002<\/li>\n
                          • CDN\u4e0e\u8d1f\u8f7d\u5747\u8861: \u901a\u8fc7\u667a\u80fd\u7684\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u548c\u904d\u5e03\u5168\u7403\u7684CDN\u7f51\u7edc，\u670d\u52a1\u5668\u80fd\u786e\u4fdd\u7528\u6237\u7684\u8bf7\u6c42\u88ab\u5bfc\u5411\u6700\u5065\u5eb7\u3001\u8ddd\u79bb\u6700\u8fd1\u7684\u8282\u70b9，\u8fd9\u662f\u5927\u89c4\u6a21QoS\u4fdd\u969c\u7684\u57fa\u7840\u3002<\/li>\n<\/ul>\n<\/li>\n
                          • \n

                            \u64ad\u653e\u5668\u7aef\u7684QoS\u4fdd\u969c:<\/p>\n

                              \n
                            • \u7cbe\u5bc6\u7684\u7f13\u51b2\u7ba1\u7406: \u5982\u524d\u6240\u8ff0，\u64ad\u653e\u5668\u7684\u7f13\u51b2\u7b56\u7565\u662f\u5e73\u6ed1\u7f51\u7edc\u6296\u52a8\u3001\u5bf9\u6297\u77ac\u65f6\u7f51\u7edc\u6076\u5316\u7684\u5173\u952e，\u76f4\u63a5\u5f71\u54cd\u7528\u6237\u7684\u5361\u987f\u7387\u00a0\u3002<\/li>\n
                            • \u667a\u80fd\u7684ABR\u7b97\u6cd5: \u4e00\u4e2a\u4f18\u79c0\u7684ABR\u7b97\u6cd5\u80fd\u591f\u5728\u753b\u8d28\u548c\u6d41\u7545\u5ea6\u4e4b\u95f4\u505a\u51fa\u6700\u7b26\u5408\u7528\u6237\u5fc3\u7406\u9884\u671f\u7684\u51b3\u7b56，\u662f\u63d0\u5347\u7528\u6237\u4e3b\u89c2\u4f53\u9a8c（QoE）\u7684\u6838\u5fc3\u3002<\/li>\n<\/ul>\n<\/li>\n
                            • \n

                              \u7aef\u5230\u7aef\u7684\u534f\u540c: \u6574\u4e2a\u94fe\u8def\u4e0a\u7684\u6bcf\u4e00\u4e2a\u73af\u8282\u2014\u2014\u4ece\u670d\u52a1\u5668\u7684\u6027\u80fd\u3001CDN\u7684\u8c03\u5ea6，\u5230\u6700\u540e\u4e00\u516c\u91cc\u7684\u7f51\u7edc\u72b6\u51b5，\u518d\u5230\u64ad\u653e\u5668\u7684\u7f13\u51b2\u548cABR\u7b56\u7565\u2014\u2014\u5171\u540c\u51b3\u5b9a\u4e86\u6700\u7ec8\u7684QoS\u3002\u8fd9\u662f\u4e00\u4e2a\u7cfb\u7edf\u5de5\u7a0b，\u9700\u8981\u64ad\u653e\u5668\u548c\u670d\u52a1\u5668\u7684\u7d27\u5bc6\u914d\u5408\u3002<\/p>\n<\/li>\n<\/ul>\n

                              3.3 \u6311\u6218\u4e09：\u540c\u6b65\u96be\u9898 (Synchronization)<\/h4>\n

                              \u5728\u6d41\u5a92\u4f53\u4e2d，\u7279\u522b\u662f\u97f3\u89c6\u9891\u540c\u6b65，\u662f\u4e00\u4e2a\u770b\u4f3c\u7b80\u5355\u5b9e\u5219\u590d\u6742\u7684\u95ee\u9898\u3002\u97f3\u9891\u548c\u89c6\u9891\u662f\u4e24\u6761\u72ec\u7acb\u7684\u6570\u636e\u6d41，\u5b83\u4eec\u7ecf\u8fc7\u7f16\u7801\u3001\u6253\u5305\u3001\u7f51\u7edc\u4f20\u8f93\u3001\u89e3\u7801\u7b49\u591a\u4e2a\u73af\u8282，\u5404\u81ea\u7ecf\u5386\u7684\u5ef6\u8fdf\u53ef\u80fd\u5b8c\u5168\u4e0d\u540c\u00a0\u3002<\/p>\n

                                \n
                              • \u65f6\u95f4\u6233\u7684\u201c\u5723\u65e8\u201d\u200d: \u89e3\u51b3\u540c\u6b65\u95ee\u9898\u7684\u6838\u5fc3\u673a\u5236\u662f\u65f6\u95f4\u6233（Timestamp）\u200d\u3002\u5a92\u4f53\u670d\u52a1\u5668\u5728\u5bf9\u97f3\u89c6\u9891\u8fdb\u884c\u6253\u5305\u65f6（\u4f8b\u5982\u5c01\u88c5\u5230RTP\u5305\u4e2d），\u4f1a\u4e3a\u6bcf\u4e00\u5e27\u6570\u636e\u6253\u4e0a\u4e00\u4e2a\u7cbe\u786e\u7684\u65f6\u95f4\u6233，\u8fd9\u4e2a\u65f6\u95f4\u6233\u8868\u793a\u4e86\u8be5\u5e27\u5e94\u8be5\u5728\u4f55\u65f6\u88ab\u64ad\u653e\u3002<\/li>\n
                              • \u64ad\u653e\u5668\u7684\u201c\u6821\u51c6\u201d\u89d2\u8272: \u64ad\u653e\u5668\u5728\u63a5\u6536\u5230\u89e3\u5c01\u88c5\u3001\u89e3\u7801\u540e\u7684\u97f3\u89c6\u9891\u6570\u636e\u540e，\u5e76\u4e0d\u4f1a\u7acb\u5373\u64ad\u653e\u3002\u5b83\u4f1a\u6839\u636e\u6570\u636e\u5e27\u4e2d\u7684\u65f6\u95f4\u6233，\u5c06\u5b83\u4eec\u653e\u5165\u4e00\u4e2a\u201c\u5f85\u64ad\u961f\u5217\u201d\u4e2d\u8fdb\u884c\u91cd\u65b0\u6392\u5e8f\u548c\u6821\u51c6\u3002\u64ad\u653e\u5668\u5185\u90e8\u6709\u4e00\u4e2a\u7edf\u4e00\u7684\u201c\u64ad\u653e\u65f6\u949f\u201d，\u5b83\u4e25\u683c\u6309\u7167\u65f6\u95f4\u6233\u7684\u6307\u793a，\u5728\u6b63\u786e\u7684\u65f6\u95f4\u70b9\u4ece\u961f\u5217\u4e2d\u53d6\u51fa\u5bf9\u5e94\u7684\u97f3\u9891\u6837\u672c\u548c\u89c6\u9891\u5e27\u8fdb\u884c\u6e32\u67d3\u3002\u6b63\u662f\u4f9d\u9760\u8fd9\u4e2a\u57fa\u4e8e\u65f6\u95f4\u6233\u7684\u6821\u51c6\u673a\u5236，\u64ad\u653e\u5668\u624d\u80fd\u514b\u670d\u7f51\u7edc\u4f20\u8f93\u5e26\u6765\u7684\u65f6\u5e8f\u6df7\u4e71，\u6700\u7ec8\u5448\u73b0\u51fa\u5b8c\u7f8e\u540c\u6b65\u7684\u97f3\u753b\u6548\u679c\u00a0\u3002<\/li>\n<\/ul>\n

                                \u7efc\u4e0a\u6240\u8ff0，\u5a92\u4f53\u64ad\u653e\u5668\u548c\u5a92\u4f53\u670d\u52a1\u5668\u5e76\u975e\u5b64\u7acb\u7684\u4e2a\u4f53，\u5b83\u4eec\u901a\u8fc7\u534f\u8bae\u8fdb\u884c\u201c\u5bf9\u8bdd\u201d，\u901a\u8fc7\u6570\u636e\u8fdb\u884c\u201c\u611f\u77e5\u201d，\u5171\u540c\u7ec4\u6210\u4e86\u4e00\u4e2a\u590d\u6742\u7684\u3001\u81ea\u9002\u5e94\u7684\u7cfb\u7edf，\u4ee5\u5bf9\u6297\u7f51\u7edc\u7684\u5404\u79cd\u4e0d\u786e\u5b9a\u6027\u3002<\/p>\n

                                \n

                                \u7b2c\u56db\u7ae0：\u672a\u6765\u5c55\u671b\u2014\u20142026\u5e74\u7684\u524d\u6cbf\u89c2\u5bdf<\/h3>\n

                                \u7ad9\u57282026\u5e74\u7684\u65f6\u95f4\u8282\u70b9\u4e0a，\u5a92\u4f53\u64ad\u653e\u5668\u548c\u670d\u52a1\u5668\u6280\u672f\u6b63\u671d\u7740\u66f4\u4f4e\u7684\u5ef6\u8fdf\u3001\u66f4\u5f3a\u7684\u667a\u80fd\u548c\u66f4\u9ad8\u7684\u6548\u7387\u65b9\u5411\u98de\u901f\u53d1\u5c55\u3002<\/p>\n

                                4.1 \u6781\u81f4\u4f4e\u5ef6\u8fdf：\u4ece\u201c\u76f4\u64ad\u201d\u5230\u201c\u5b9e\u65f6\u4e92\u52a8\u201d<\/h4>\n

                                \u4f20\u7edf\u7684HLS\u7b49\u534f\u8bae\u57fa\u4e8eHTTP\u5207\u7247，\u5176\u5ef6\u8fdf\u901a\u5e38\u5728\u6570\u79d2\u751a\u81f3\u6570\u5341\u79d2，\u8fd9\u5bf9\u4e8e\u9700\u8981\u5b9e\u65f6\u4e92\u52a8\u7684\u573a\u666f\u662f\u65e0\u6cd5\u63a5\u53d7\u7684\u3002\u56e0\u6b64，\u8ffd\u6c42\u6781\u81f4\u7684\u4f4e\u5ef6\u8fdf\u5df2\u6210\u4e3a\u884c\u4e1a\u7684\u6838\u5fc3\u8d8b\u52bf\u3002<\/p>\n

                                  \n
                                • WebRTC\u7684\u666e\u53ca: WebRTC\u51ed\u501f\u5176\u4e9a\u79d2\u7ea7\u7684\u5ef6\u8fdf\u80fd\u529b，\u5df2\u7ecf\u4ece\u89c6\u9891\u4f1a\u8bae\u9886\u57df\u201c\u7834\u5708\u201d，\u6210\u4e3a\u5728\u7ebf\u6559\u80b2\u3001\u7535\u5546\u76f4\u64ad\u3001\u4e91\u6e38\u620f\u3001\u4f53\u80b2\u8d5b\u4e8b\u4e92\u52a8\u7b49\u573a\u666f\u7684\u9996\u9009\u6280\u672f\u00a0\u3002<\/li>\n
                                • \u4f4e\u5ef6\u8fdfHTTP\u6d41: LL-HLS（Low-Latency HLS）\u548cLL-DASH\u7b49\u6280\u672f\u901a\u8fc7\u6539\u8fdb\u5207\u7247\u65b9\u5f0f\u548c\u5f15\u5165Chunked Transfer\u7b49\u673a\u5236，\u6b63\u5728\u52aa\u529b\u5c06HTTP\u6d41\u7684\u5ef6\u8fdf\u964d\u4f4e\u52301-2\u79d2\u7684\u8303\u56f4，\u8bd5\u56fe\u5728HLS\u7684\u517c\u5bb9\u6027\u548c\u4f4e\u5ef6\u8fdf\u4e4b\u95f4\u627e\u5230\u4e00\u4e2a\u5e73\u8861\u70b9\u00a0\u3002<\/li>\n
                                • QUIC\u7684\u5d1b\u8d77: \u4f5c\u4e3aHTTP\/3\u7684\u5e95\u5c42\u534f\u8bae，QUIC\u51ed\u501f\u5176\u5728\u8fde\u63a5\u5efa\u7acb\u3001\u62e5\u585e\u63a7\u5236\u548c\u591a\u8def\u590d\u7528\u65b9\u9762\u7684\u4f18\u52bf，\u4e3a\u5b9e\u73b0\u5927\u89c4\u6a21\u3001\u4f4e\u5ef6\u8fdf\u7684\u6d41\u5a92\u4f53\u5206\u53d1\u63d0\u4f9b\u4e86\u575a\u5b9e\u7684\u57fa\u7840，\u672a\u6765\u53ef\u671f\u00a0\u3002<\/li>\n<\/ul>\n

                                  \u8fd9\u4e9b\u6280\u672f\u7684\u53d1\u5c55，\u6b63\u5728\u63a8\u52a8\u6d41\u5a92\u4f53\u4ece\u5355\u5411\u7684\u201c\u770b\u76f4\u64ad\u201d，\u5411\u53cc\u5411\u7684\u201c\u73a9\u76f4\u64ad\u201d\u6f14\u8fdb\u3002<\/p>\n

                                  4.2 \u4e91\u539f\u751f\u4e0e\u667a\u80fd\u5316：AI\u8d4b\u80fd\u7684\u5a92\u4f53\u670d\u52a1<\/h4>\n

                                  \u4e91\u539f\u751f\u5df2\u7ecf\u91cd\u5851\u4e86\u5a92\u4f53\u670d\u52a1\u5668\u7684\u90e8\u7f72\u548c\u8fd0\u7ef4\u6a21\u5f0f\u00a0，\u800cAI\u5219\u6b63\u5728\u91cd\u5851\u5176\u201c\u5927\u8111\u201d\u3002<\/p>\n

                                    \n
                                  • \u667a\u80fd\u8f6c\u7801: AI\u53ef\u4ee5\u5bf9\u89c6\u9891\u5185\u5bb9\u8fdb\u884c\u5206\u6790，\u8bc6\u522b\u51fa\u753b\u9762\u4e2d\u7684\u590d\u6742\u573a\u666f（\u5982\u52a8\u4f5c\u573a\u9762）\u548c\u7b80\u5355\u573a\u666f（\u5982\u9759\u6001\u8bbf\u8c08），\u7136\u540e\u52a8\u6001\u5730\u5206\u914d\u7801\u7387\u3002\u5bf9\u590d\u6742\u573a\u666f\u4f7f\u7528\u66f4\u9ad8\u7684\u7801\u7387\u4ee5\u4fdd\u8bc1\u753b\u8d28，\u5bf9\u7b80\u5355\u573a\u666f\u4f7f\u7528\u66f4\u4f4e\u7684\u7801\u7387\u4ee5\u8282\u7701\u5e26\u5bbd，\u5b9e\u73b0\u201c\u5185\u5bb9\u611f\u77e5\u7f16\u7801\u201d（Content-Aware Encoding）\u3002<\/li>\n
                                  • \u667a\u80fd\u8c03\u5ea6\u4e0e\u6d41\u63a7: AI\u53ef\u4ee5\u5206\u6790\u5168\u7403\u7f51\u7edc\u72b6\u51b5\u548c\u7528\u6237\u884c\u4e3a\u6570\u636e，\u505a\u51fa\u66f4\u667a\u80fd\u7684CDN\u8c03\u5ea6\u51b3\u7b56\u3002\u5728\u64ad\u653e\u5668\u7aef，AI\u9a71\u52a8\u7684ABR\u7b97\u6cd5（\u5982\u524d\u6587\u63d0\u5230\u7684Pensieve）\u5c06\u6210\u4e3a\u6807\u914d，\u63d0\u4f9b\u6781\u81f4\u4e2a\u6027\u5316\u7684\u89c2\u770b\u4f53\u9a8c\u00a0\u3002<\/li>\n
                                  • \u667a\u80fd\u5185\u5bb9\u751f\u4ea7: AI\u4e5f\u5f00\u59cb\u4ecb\u5165\u5185\u5bb9\u751f\u4ea7\u73af\u8282，\u5982\u81ea\u52a8\u751f\u6210\u7cbe\u5f69\u96c6\u9526\u3001\u667a\u80fd\u6dfb\u52a0\u5b57\u5e55\u3001\u5b9e\u65f6\u7ffb\u8bd1\u7b49，\u8fd9\u4e9b\u529f\u80fd\u90fd\u5c06\u901a\u8fc7\u5a92\u4f53\u670d\u52a1\u5668\u63d0\u4f9b\u7ed9\u6700\u7ec8\u7528\u6237\u3002<\/li>\n<\/ul>\n

                                    4.3 \u7f16\u7801\u6280\u672f\u7684\u9769\u65b0：\u66f4\u9ad8\u6e05，\u66f4\u9ad8\u6548<\/h4>\n

                                    \u89c6\u9891\u7f16\u7801\u6807\u51c6\u662f\u6d41\u5a92\u4f53\u6280\u672f\u53d1\u5c55\u7684\u57fa\u77f3\u3002\u6bcf\u4e00\u4ee3\u65b0\u6807\u51c6\u7684\u51fa\u73b0，\u90fd\u80fd\u5728\u4e0d\u589e\u52a0\u7801\u7387\u7684\u60c5\u51b5\u4e0b\u663e\u8457\u63d0\u5347\u753b\u8d28，\u6216\u8005\u5728\u540c\u7b49\u753b\u8d28\u4e0b\u5927\u5e45\u8282\u7701\u5e26\u5bbd\u3002<\/p>\n

                                      \n
                                    • AV1\u4e0eVVC (H.266)\u7684\u666e\u53ca: \u7ee7H.264 (AVC)\u548cH.265 (HEVC)\u4e4b\u540e，\u65b0\u4e00\u4ee3\u7684\u5f00\u6e90\u7f16\u7801\u6807\u51c6AV1\u548c\u5546\u4e1a\u6807\u51c6VVC (H.266) \u6b63\u5728\u9010\u6b65\u666e\u53ca\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u6bd4HEVC\u9ad8\u51fa30%-50%\u7684\u538b\u7f29\u6548\u7387\u00a0\u3002\u8fd9\u610f\u5473\u7740\u7528\u6237\u53ef\u4ee5\u7528\u66f4\u5c11\u7684\u6d41\u91cf\u89c2\u770b\u66f4\u9ad8\u6e05\u7684\u89c6\u9891，\u8fd9\u5bf9\u4e8e\u79fb\u52a8\u7528\u6237\u548c\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u4e0d\u53d1\u8fbe\u5730\u533a\u5c24\u4e3a\u91cd\u8981\u3002<\/li>\n
                                    • \u8f6f\u786c\u4ef6\u534f\u540c: \u65b0\u7f16\u7801\u6807\u51c6\u7684\u666e\u53ca\u79bb\u4e0d\u5f00\u82af\u7247\u548c\u8bbe\u5907\u7684\u652f\u6301\u3002\u672a\u6765\u7684\u5a92\u4f53\u64ad\u653e\u5668\u548c\u670d\u52a1\u5668\u5c06\u66f4\u591a\u5730\u5229\u7528\u786c\u4ef6\u52a0\u901f\u80fd\u529b\u6765\u5904\u7406\u8fd9\u4e9b\u8ba1\u7b97\u590d\u6742\u5ea6\u66f4\u9ad8\u7684\u7f16\u7801\u683c\u5f0f，\u5b9e\u73b0\u8f6f\u786c\u4ef6\u7684\u6df1\u5ea6\u534f\u540c\u3002<\/li>\n<\/ul>\n
                                      \n

                                      \u7ed3\u8bba<\/h3>\n

                                      \u5a92\u4f53\u64ad\u653e\u5668\u548c\u5a92\u4f53\u670d\u52a1\u5668，\u8fd9\u5bf9\u5728\u6570\u5b57\u4e16\u754c\u4e2d\u5f62\u5f71\u4e0d\u79bb\u7684\u642d\u6863，\u5176\u529f\u80fd\u8fdc\u6bd4\u8868\u9762\u770b\u8d77\u6765\u8981\u590d\u6742\u5f97\u591a\u3002\u5b83\u4eec\u662f\u7cbe\u5bc6\u7684\u8f6f\u4ef6\u7cfb\u7edf，\u662f\u7f51\u7edc\u534f\u8bae\u7684\u96c6\u5927\u6210\u8005，\u4e5f\u662f\u5bf9\u6297\u7f51\u7edc\u56fa\u6709\u7f3a\u9677\u7684\u667a\u80fd\u6218\u58eb\u3002<\/p>\n

                                        \n
                                      • \u5a92\u4f53\u670d\u52a1\u5668，\u4f5c\u4e3a\u4e91\u7aef\u4e2d\u67a2，\u901a\u8fc7\u5176\u5f3a\u5927\u7684\u5185\u5bb9\u5904\u7406\u80fd\u529b\u3001\u4e30\u5bcc\u7684\u534f\u8bae\u652f\u6301\u548c\u53ef\u5f39\u6027\u4f38\u7f29\u7684\u4e91\u539f\u751f\u67b6\u6784，\u4e3a\u6d77\u91cf\u7528\u6237\u63d0\u4f9b\u4e86\u7a33\u5b9a\u53ef\u9760\u7684\u5185\u5bb9\u6e90\u3002<\/li>\n
                                      • \u5a92\u4f53\u64ad\u653e\u5668，\u4f5c\u4e3a\u7ec8\u7aef\u7684\u6267\u884c\u8005，\u901a\u8fc7\u5176\u7cbe\u5de7\u7684\u7f13\u51b2\u673a\u5236\u3001\u667a\u80fd\u7684\u81ea\u9002\u5e94\u7801\u7387\u7b97\u6cd5\u548c\u7cbe\u51c6\u7684\u540c\u6b65\u63a7\u5236，\u5728\u5145\u6ee1\u4e0d\u786e\u5b9a\u6027\u7684\u201c\u6700\u540e\u4e00\u516c\u91cc\u201d\u4e3a\u7528\u6237\u4f53\u9a8c\u4fdd\u9a7e\u62a4\u822a\u3002<\/li>\n<\/ul>\n

                                        \u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb，\u662f\u4e00\u79cd\u52a8\u6001\u7684\u3001\u534f\u540c\u7684\u4f19\u4f34\u5173\u7cfb\u3002\u6b63\u662f\u8fd9\u573a\u8de8\u8d8a\u4e91\u548c\u7aef\u7684\u6301\u7eed\u201c\u5bf9\u8bdd\u201d，\u624d\u4f7f\u5f97\u6211\u4eec\u5728\u5c4f\u5e55\u524d\u4eab\u53d7\u5230\u7684\u6bcf\u4e00\u5e27\u753b\u9762\u3001\u6bcf\u4e00\u6bb5\u58f0\u97f3\u90fd\u5982\u6b64\u6d41\u7545\u81ea\u7136\u3002\u5c55\u671b\u672a\u6765，\u5728\u4f4e\u5ef6\u8fdf\u3001AI\u548c\u65b0\u4e00\u4ee3\u7f16\u7801\u6280\u672f\u7684\u9a71\u52a8\u4e0b，\u8fd9\u5bf9\u9ec4\u91d1\u642d\u6863\u5fc5\u5c06\u4e3a\u6211\u4eec\u5f00\u542f\u4e00\u4e2a\u66f4\u52a0\u6c89\u6d78\u3001\u66f4\u52a0\u4e92\u52a8\u7684\u5168\u65b0\u89c6\u542c\u65f6\u4ee3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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