{"id":47,"date":"2016-07-20T17:09:10","date_gmt":"2016-07-20T09:09:10","guid":{"rendered":"http:\/\/www.ckz.me\/?p=47"},"modified":"2016-07-20T23:16:11","modified_gmt":"2016-07-20T15:16:11","slug":"%e7%a7%bb%e5%8a%a8%e7%9b%b4%e6%92%ad%e6%8a%80%e6%9c%af%e7%a7%92%e5%bc%80%e4%bc%98%e5%8c%96%e7%bb%8f%e9%aa%8c%ef%bc%88%e5%90%abppt%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.jikegongjiang.top\/?p=47","title":{"rendered":"\u79fb\u52a8\u76f4\u64ad\u6280\u672f\u79d2\u5f00\u4f18\u5316\u7ecf\u9a8c\uff08\u542bPPT\uff09"},"content":{"rendered":"<h2 id=\"activity-name\" class=\"rich_media_title\"><em>\u7f16\u8005\u6309\uff1a\u672c\u6587\u7531\u5f90\u7acb\u5728\u9ad8\u53ef\u7528\u67b6\u6784\u7fa4\u5206\u4eab\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u6765\u81ea\u9ad8\u53ef\u7528\u67b6\u6784\u300c ArchNotes \u300d\u3002<\/em><\/h2>\n<div id=\"js_content\" class=\"rich_media_content \">\n<blockquote><p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadpzIVia5IwzVcnGFSdZudCV0IiaSVhrhsybmBpESic0Oodu8VROrodX3FQ\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadpzIVia5IwzVcnGFSdZudCV0IiaSVhrhsybmBpESic0Oodu8VROrodX3FQ\/0?wx_fmt=png\" data-ratio=\"0.9636363636363636\" data-w=\"110\" \/>\u5f90\u7acb\uff0c\u4e03\u725b\u521b\u59cb\u5408\u4f19\u4eba\u517c\u4ea7\u54c1\u526f\u603b\u88c1\uff0c\u8d1f\u8d23\u4e03\u725b\u76f4\u64ad\u4e91\u7684\u6574\u4f53\u7814\u53d1\uff0c\u662f\u56fd\u5185 Go \/ Docker \/ Container \u6280\u672f\u65e9\u671f\u5e03\u9053\u8005\uff0cGo \/ Containers \/ Distributed Systems \u6280\u672f\u7684\u5fe0\u5b9e\u7231\u597d\u8005\u548c\u5b9e\u8df5\u8005\u3002\u66fe\u5408\u8457\u56fd\u5185\u7b2c\u4e00\u672c Go \u8bed\u8a00\u56fe\u4e66\u300aGo \u8bed\u8a00\u7f16\u7a0b\u300b\uff0c\u7ffb\u8bd1\u300aGo \u8bed\u8a00\u7a0b\u5e8f\u8bbe\u8ba1\u300b\u3002<\/p><\/blockquote>\n<p>\u73b0\u4eca\u79fb\u52a8\u76f4\u64ad\u6280\u672f\u4e0a\u7684\u6311\u6218\u8981\u8fdc\u8fdc\u96be\u4e8e\u4f20\u7edf\u8bbe\u5907\u6216\u7535\u8111\u76f4\u64ad\uff0c\u5176\u5b8c\u6574\u7684\u5904\u7406\u73af\u8282\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\uff1a\u97f3\u89c6\u9891\u91c7\u96c6\u3001\u7f8e\u989c\/\u6ee4\u955c\/\u7279\u6548\u5904\u7406\u3001\u7f16\u7801\u3001\u5c01\u5305\u3001\u63a8\u6d41\u3001\u8f6c\u7801\u3001\u5206\u53d1\u3001\u89e3\u7801\/\u6e32\u67d3\/\u64ad\u653e\u7b49\u3002<\/p>\n<p>\u76f4\u64ad\u5e38\u89c1\u7684\u95ee\u9898\u5305\u62ec<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u4e3b\u64ad\u5728\u4e0d\u7a33\u5b9a\u7684\u7f51\u7edc\u73af\u5883\u4e0b\u5982\u4f55\u7a33\u5b9a\u63a8\u6d41\uff1f<\/li>\n<li>\u504f\u8fdc\u5730\u533a\u7684\u89c2\u4f17\u5982\u4f55\u9ad8\u6e05\u6d41\u7545\u89c2\u770b\u76f4\u64ad\uff1f<\/li>\n<li>\u76f4\u64ad\u5361\u987f\u65f6\u5982\u4f55\u667a\u80fd\u5207\u6362\u7ebf\u8def\uff1f<\/li>\n<li>\u5982\u4f55\u7cbe\u786e\u5ea6\u91cf\u76f4\u64ad\u8d28\u91cf\u6307\u6807\u5e76\u5b9e\u65f6\u8c03\u6574\uff1f<\/li>\n<li>\u79fb\u52a8\u8bbe\u5907\u4e0a\u4e0d\u540c\u7684\u82af\u7247\u5e73\u53f0\u5982\u4f55\u9ad8\u6027\u80fd\u7f16\u7801\u548c\u6e32\u67d3\u89c6\u9891\uff1f<\/li>\n<li>\u7f8e\u989c\u7b49\u6ee4\u955c\u7279\u6548\u5904\u7406\u600e\u4e48\u505a\uff1f<\/li>\n<li>\u5982\u4f55\u5b9e\u73b0\u64ad\u653e\u79d2\u5f00\uff1f<\/li>\n<li>\u5982\u4f55\u4fdd\u969c\u76f4\u64ad\u6301\u7eed\u64ad\u653e\u6d41\u7545\u4e0d\u5361\u987f\uff1f<\/li>\n<\/ul>\n<p>\u672c\u6b21\u5206\u4eab\u5c06\u4e3a\u5927\u5bb6\u63ed\u5f00\u79fb\u52a8\u76f4\u64ad\u6838\u5fc3\u6280\u672f\u7684\u795e\u79d8\u9762\u7eb1\u3002<\/p>\n<p><strong>\u89c6\u9891\u3001\u76f4\u64ad\u7b49\u57fa\u7840\u77e5\u8bc6<\/strong><\/p>\n<p><strong>\u4ec0\u4e48\u662f\u89c6\u9891\uff1f<\/strong><\/p>\n<p>\u9996\u5148\u6211\u4eec\u9700\u8981\u7406\u89e3\u4e00\u4e2a\u6700\u57fa\u672c\u7684\u6982\u5ff5\uff1a\u89c6\u9891\u3002\u4ece\u611f\u6027\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u89c6\u9891\u5c31\u662f\u4e00\u90e8\u5145\u6ee1\u8da3\u5473\u7684\u5f71\u7247\uff0c\u53ef\u4ee5\u662f\u7535\u5f71\uff0c\u53ef\u4ee5\u662f\u77ed\u7247\uff0c\u662f\u4e00\u8fde\u8d2f\u7684\u89c6\u89c9\u51b2\u51fb\u529b\u8868\u73b0\u4e30\u5bcc\u7684\u753b\u9762\u548c\u97f3\u9891\u3002\u4f46\u4ece\u7406\u6027\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u89c6\u9891\u662f\u4e00\u79cd\u6709\u7ed3\u6784\u7684\u6570\u636e\uff0c\u7528\u5de5\u7a0b\u7684\u8bed\u8a00\u89e3\u91ca\uff0c\u6211\u4eec\u53ef\u4ee5\u628a\u89c6\u9891\u5256\u6790\u6210\u5982\u4e0b\u7ed3\u6784\uff1a<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiaduiaJqk9WDNQmwOMLyhuq4XANAicYKaia2Ro5T5FOdKV0sp1ZQN7ibLl8Tg\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiaduiaJqk9WDNQmwOMLyhuq4XANAicYKaia2Ro5T5FOdKV0sp1ZQN7ibLl8Tg\/0?wx_fmt=jpeg\" data-ratio=\"0.8111510791366906\" data-w=\"\" \/><\/p>\n<p>\u5185\u5bb9\u5143\u7d20 ( Content )<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u56fe\u50cf ( Image )<\/li>\n<li>\u97f3\u9891 ( Audio )<\/li>\n<li>\u5143\u4fe1\u606f ( Metadata )<\/li>\n<\/ul>\n<p>\u7f16\u7801\u683c\u5f0f ( Codec )<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>Video : H.264\uff0cH.265, \u2026<\/li>\n<li>Audio : AAC\uff0c HE-AAC, \u2026<\/li>\n<\/ul>\n<p>\u5bb9\u5668\u5c01\u88c5 (Container)<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>MP4\uff0cMOV\uff0cFLV\uff0cRM\uff0cRMVB\uff0cAVI\uff0c\u2026<\/li>\n<\/ul>\n<p>\u4efb\u4f55\u4e00\u4e2a\u89c6\u9891 Video \u6587\u4ef6\uff0c\u4ece\u7ed3\u6784\u4e0a\u8bb2\uff0c\u90fd\u662f\u8fd9\u6837\u4e00\u79cd\u7ec4\u6210\u65b9\u5f0f\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u7531\u56fe\u50cf\u548c\u97f3\u9891\u6784\u6210\u6700\u57fa\u672c\u7684\u5185\u5bb9\u5143\u7d20\uff1b<\/li>\n<li>\u56fe\u50cf\u7ecf\u8fc7\u89c6\u9891\u7f16\u7801\u538b\u7f29\u683c\u5f0f\u5904\u7406\uff08\u901a\u5e38\u662f H.264\uff09\uff1b<\/li>\n<li>\u97f3\u9891\u7ecf\u8fc7\u97f3\u9891\u7f16\u7801\u538b\u7f29\u683c\u5f0f\u5904\u7406\uff08\u4f8b\u5982 AAC\uff09\uff1b<\/li>\n<li>\u6ce8\u660e\u76f8\u5e94\u7684\u5143\u4fe1\u606f\uff08Metadata\uff09\uff1b<\/li>\n<\/ul>\n<p>\u6700\u540e\u7ecf\u8fc7\u4e00\u904d\u5bb9\u5668\uff08Container\uff09\u5c01\u88c5\u6253\u5305\uff08\u4f8b\u5982 MP4\uff09\uff0c\u6784\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u89c6\u9891\u6587\u4ef6\u3002<\/p>\n<p>\u5982\u679c\u89c9\u5f97\u96be\u4ee5\u7406\u89e3\uff0c\u53ef\u4ee5\u60f3\u8c61\u6210\u4e00\u74f6\u756a\u8304\u9171\u3002\u6700\u5916\u5c42\u7684\u74f6\u5b50\u597d\u6bd4\u8fd9\u4e2a\u5bb9\u5668\u5c01\u88c5\uff08Container\uff09\uff0c\u74f6\u5b50\u4e0a\u6ce8\u660e\u7684\u539f\u6750\u6599\u548c\u52a0\u5de5\u5382\u5730\u7b49\u4fe1\u606f\u597d\u6bd4\u5143\u4fe1\u606f\uff08Metadata\uff09\uff0c\u74f6\u76d6\u6253\u5f00\uff08\u89e3\u5c01\u88c5\uff09\u540e\uff0c\u756a\u8304\u9171\u672c\u8eab\u597d\u6bd4\u7ecf\u8fc7\u538b\u7f29\u5904\u7406\u8fc7\u540e\u7684\u7f16\u7801\u5185\u5bb9\uff0c\u756a\u8304\u548c\u8c03\u6599\u52a0\u5de5\u6210\u756a\u8304\u9171\u7684\u8fc7\u7a0b\u5c31\u597d\u6bd4\u7f16\u7801\uff08Codec\uff09\uff0c\u800c\u539f\u6750\u6599\u756a\u8304\u548c\u8c03\u6599\u5219\u597d\u6bd4\u6700\u539f\u672c\u7684\u5185\u5bb9\u5143\u7d20\uff08Content\uff09\u3002<\/p>\n<p><strong>\u89c6\u9891\u7684\u5b9e\u65f6\u4f20\u8f93<\/strong><\/p>\n<p>\u7b80\u800c\u8a00\u4e4b\uff0c\u7406\u6027\u7684\u8ba4\u77e5\u89c6\u9891\u7684\u7ed3\u6784\u540e\uff0c\u6709\u52a9\u4e8e\u6211\u4eec\u7406\u89e3\u89c6\u9891\u76f4\u64ad\u3002\u5982\u679c\u89c6\u9891\u662f\u4e00\u79cd\u201c\u6709\u7ed3\u6784\u7684\u6570\u636e\u201d\uff0c\u90a3\u4e48\u89c6\u9891\u76f4\u64ad\u65e0\u7591\u662f<strong>\u5b9e\u65f6\u4f20\u8f93<\/strong>\u8fd9\u79cd\u201c\u6709\u7ed3\u6784\u7684\u6570\u636e\u201d\uff08\u89c6\u9891\uff09\u7684\u65b9\u5f0f\u3002<\/p>\n<p>\u90a3\u4e48\u4e00\u4e2a\u663e\u800c\u6613\u89c1\u7684\u95ee\u9898\u662f\uff1a\u5982\u4f55\u5b9e\u65f6\uff08Real-Time\uff09\u4f20\u8f93\u8fd9\u79cd\u201c\u6709\u7ed3\u6784\u7684\u6570\u636e\u201d\uff08\u89c6\u9891\uff09\u5462\uff1f<\/p>\n<p>\u8fd9\u91cc\u8fb9\u4e00\u4e2a\u6096\u8bba\u662f\uff1a\u4e00\u4e2a\u7ecf\u8fc7\u5bb9\u5668\uff08Container\uff09\u5c01\u88c5\u540e\u7684\u89c6\u9891\uff0c\u4e00\u5b9a\u662f\u4e0d\u53ef\u53d8\u7684 ( Immutable ) \u89c6\u9891\u6587\u4ef6\uff0c\u4e0d\u53ef\u53d8\u7684 ( Immutable ) \u7684\u89c6\u9891\u6587\u4ef6\u5df2\u7ecf\u662f\u4e00\u4e2a\u751f\u4ea7\u7ed3\u679c\uff0c\u6839\u636e\u201c\u76f8\u5bf9\u8bba\u201d\uff0c\u800c\u8fd9\u4e2a\u751f\u4ea7\u7ed3\u679c\u663e\u7136\u4e0d\u53ef\u80fd\u7cbe\u786e\u5230\u5b9e\u65f6\u7684\u7a0b\u5ea6\uff0c\u5b83\u5df2\u7ecf\u662f\u4e00\u6bb5\u65f6\u7a7a\u7684\u8bb0\u5fc6\u3002<\/p>\n<p>\u56e0\u6b64\u89c6\u9891\u76f4\u64ad\uff0c\u4e00\u5b9a\u662f\u4e00\u4e2a \u201c\u8fb9\u751f\u4ea7\uff0c\u8fb9\u4f20\u8f93\uff0c\u8fb9\u6d88\u8d39\u201d\u7684\u8fc7\u7a0b\u3002\u8fd9\u610f\u5473\u7740\uff0c\u6211\u4eec\u9700\u8981\u66f4\u8fd1\u4e00\u6b65\u4e86\u89e3\u89c6\u9891\u4ece\u539f\u59cb\u7684\u5185\u5bb9\u5143\u7d20 ( \u56fe\u50cf\u548c\u97f3\u9891 ) \u5230\u6210\u54c1 ( \u89c6\u9891\u6587\u4ef6 ) \u4e4b\u524d\u7684\u4e2d\u95f4\u8fc7\u7a0b ( \u7f16\u7801 )\u3002<\/p>\n<p><strong>\u89c6\u9891\u7f16\u7801\u538b\u7f29<\/strong><\/p>\n<p>\u4e0d\u59a8\u8ba9\u6211\u4eec\u6765\u6df1\u5165\u6d45\u51fa\u7406\u89e3\u89c6\u9891\u7f16\u7801\u538b\u7f29\u6280\u672f\u3002<\/p>\n<p>\u4e3a\u4e86\u4fbf\u4e8e\u89c6\u9891\u5185\u5bb9\u7684\u5b58\u50a8\u548c\u4f20\u8f93\uff0c\u901a\u5e38\u9700\u8981\u51cf\u5c11\u89c6\u9891\u5185\u5bb9\u7684\u4f53\u79ef\uff0c\u4e5f\u5c31\u662f\u9700\u8981\u5c06\u539f\u59cb\u7684\u5185\u5bb9\u5143\u7d20(\u56fe\u50cf\u548c\u97f3\u9891)\u7ecf\u8fc7\u538b\u7f29\uff0c\u538b\u7f29\u7b97\u6cd5\u4e5f\u7b80\u79f0\u7f16\u7801\u683c\u5f0f\u3002\u4f8b\u5982\u89c6\u9891\u91cc\u8fb9\u7684\u539f\u59cb\u56fe\u50cf\u6570\u636e\u4f1a\u91c7\u7528 H.264 \u7f16\u7801\u683c\u5f0f\u8fdb\u884c\u538b\u7f29\uff0c\u97f3\u9891\u91c7\u6837\u6570\u636e\u4f1a\u91c7\u7528 AAC \u7f16\u7801\u683c\u5f0f\u8fdb\u884c\u538b\u7f29\u3002<\/p>\n<p>\u89c6\u9891\u5185\u5bb9\u7ecf\u8fc7\u7f16\u7801\u538b\u7f29\u540e\uff0c\u786e\u5b9e\u6709\u5229\u4e8e\u5b58\u50a8\u548c\u4f20\u8f93; \u4e0d\u8fc7\u5f53\u8981\u89c2\u770b\u64ad\u653e\u65f6\uff0c\u76f8\u5e94\u5730\u4e5f\u9700\u8981\u89e3\u7801\u8fc7\u7a0b\u3002\u56e0\u6b64\u7f16\u7801\u548c\u89e3\u7801\u4e4b\u95f4\uff0c\u663e\u7136\u9700\u8981\u7ea6\u5b9a\u4e00\u79cd\u7f16\u7801\u5668\u548c\u89e3\u7801\u5668\u90fd\u53ef\u4ee5\u7406\u89e3\u7684\u7ea6\u5b9a\u3002\u5c31\u89c6\u9891\u56fe\u50cf\u7f16\u7801\u548c\u89e3\u7801\u800c\u8a00\uff0c\u8fd9\u79cd\u7ea6\u5b9a\u5f88\u7b80\u5355\uff1a<\/p>\n<p><strong>\u7f16\u7801\u5668\u5c06\u591a\u5f20\u56fe\u50cf\u8fdb\u884c\u7f16\u7801\u540e\u751f\u4ea7\u6210\u4e00\u6bb5\u4e00\u6bb5\u7684 GOP ( Group of Pictures ) \uff0c \u89e3\u7801\u5668\u5728\u64ad\u653e\u65f6\u5219\u662f\u8bfb\u53d6\u4e00\u6bb5\u4e00\u6bb5\u7684 GOP \u8fdb\u884c\u89e3\u7801\u540e\u8bfb\u53d6\u753b\u9762\u518d\u6e32\u67d3\u663e\u793a\u3002<\/strong><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadwyiacCu8PJX9P9HUbP2KM7abAeOFO7GmOYhWda5r4xXa7BtmRJkJhDw\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadwyiacCu8PJX9P9HUbP2KM7abAeOFO7GmOYhWda5r4xXa7BtmRJkJhDw\/0?wx_fmt=jpeg\" data-ratio=\"0.75\" data-w=\"\" \/><\/p>\n<p>GOP ( Group of Pictures ) \u662f\u4e00\u7ec4\u8fde\u7eed\u7684\u753b\u9762\uff0c\u7531\u4e00\u5f20 I \u5e27\u548c\u6570\u5f20 B \/ P \u5e27\u7ec4\u6210\uff0c\u662f\u89c6\u9891\u56fe\u50cf\u7f16\u7801\u5668\u548c\u89e3\u7801\u5668\u5b58\u53d6\u7684\u57fa\u672c\u5355\u4f4d\uff0c\u5b83\u7684\u6392\u5217\u987a\u5e8f\u5c06\u4f1a\u4e00\u76f4\u91cd\u590d\u5230\u5f71\u50cf\u7ed3\u675f\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiaddd3qbAQOXmic6dicGAIzsicibdyuw66xgic9W6CcWjU49OayxsHlVrVmHcg\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiaddd3qbAQOXmic6dicGAIzsicibdyuw66xgic9W6CcWjU49OayxsHlVrVmHcg\/0?wx_fmt=jpeg\" data-ratio=\"0.9370503597122302\" data-w=\"\" \/><\/p>\n<p>I \u5e27\u662f\u5185\u90e8\u7f16\u7801\u5e27\uff08\u4e5f\u79f0\u4e3a\u5173\u952e\u5e27\uff09\uff0cP \u5e27\u662f\u524d\u5411\u9884\u6d4b\u5e27\uff08\u524d\u5411\u53c2\u8003\u5e27\uff09\uff0cB \u5e27\u662f\u53cc\u5411\u5185\u63d2\u5e27\uff08\u53cc\u5411\u53c2\u8003\u5e27\uff09\u3002\u7b80\u5355\u5730\u8bb2\uff0cI \u5e27\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u753b\u9762\uff0c\u800c P \u5e27\u548c B \u5e27\u8bb0\u5f55\u7684\u662f\u76f8\u5bf9\u4e8e I \u5e27\u7684\u53d8\u5316\u3002<\/p>\n<p><strong>\u5982\u679c\u6ca1\u6709 I \u5e27\uff0cP \u5e27\u548c B \u5e27\u5c31\u65e0\u6cd5\u89e3\u7801\u3002<\/strong><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadxkyy1iaD56ia7DXX4HIDa3zxdnMm3tR4feodeFsuY1lcFAqf3uq9Pl9g\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadxkyy1iaD56ia7DXX4HIDa3zxdnMm3tR4feodeFsuY1lcFAqf3uq9Pl9g\/0?wx_fmt=png\" data-ratio=\"0.75\" data-w=\"\" \/><\/p>\n<p>\u5c0f\u7ed3\u4e00\u4e0b\uff0c\u4e00\u4e2a\u89c6\u9891 ( Video ) \uff0c\u5176\u56fe\u50cf\u90e8\u5206\u7684\u6570\u636e\u662f\u4e00\u7ec4 GOP \u7684\u96c6\u5408, \u800c\u5355\u4e2a GOP \u5219\u662f\u4e00\u7ec4 I \/ P \/ B \u5e27\u56fe\u50cf\u7684\u96c6\u5408\u3002<\/p>\n<p>\u5728\u8fd9\u6837\u7684\u4e00\u79cd\u51e0\u4f55\u5173\u7cfb\u4e2d\uff0cVideo \u597d\u6bd4\u4e00\u4e2a \u201c\u7269\u4f53\u201d\uff0cGOP \u597d\u6bd4 \u201c\u5206\u5b50\u201d\uff0cI \/ P \/ B \u5e27\u7684\u56fe\u50cf\u5219\u597d\u6bd4 \u201c\u539f\u5b50\u201d\u3002<\/p>\n<p>\u60f3\u8c61\u4e00\u4e0b\uff0c\u5982\u679c\u6211\u4eec\u628a\u4f20\u8f93\u4e00\u4e2a \u201c\u7269\u4f53\u201d\uff0c\u6539\u6210\u4f20\u8f93\u4e00\u4e2a\u4e00\u4e2a\u7684 \u201c\u539f\u5b50\u201d\uff0c\u5c06\u6700\u5c0f\u9897\u7c92\u4ee5\u5149\u901f\u4f20\u9001\uff0c\u90a3\u4e48\u4ee5\u4eba\u7684\u751f\u7269\u8089\u773c\u6765\u611f\u77e5\uff0c\u5c06\u662f\u4e00\u79cd\u600e\u6837\u7684\u4f53\u9a8c\uff1f<\/p>\n<p><strong>\u4ec0\u4e48\u662f\u89c6\u9891\u76f4\u64ad\uff1f<\/strong><\/p>\n<p>\u4e0d\u96be\u8111\u6d1e\u5927\u5f00\u4e00\u4e0b\uff0c\u76f4\u64ad\u5c31\u662f\u8fd9\u6837\u7684\u4e00\u79cd\u4f53\u9a8c\u3002\u89c6\u9891\u76f4\u64ad\u6280\u672f\uff0c\u5c31\u662f\u5c06\u89c6\u9891\u5185\u5bb9\u7684\u6700\u5c0f\u9897\u7c92 ( I \/ P \/ B \u5e27\uff0c\u2026)\uff0c\u57fa\u4e8e\u65f6\u95f4\u5e8f\u5217\uff0c\u4ee5\u5149\u901f\u8fdb\u884c\u4f20\u9001\u7684\u4e00\u79cd\u6280\u672f\u3002<\/p>\n<p>\u7b80\u800c\u8a00\u4e4b\uff0c\u76f4\u64ad\u5c31\u662f\u5c06\u6bcf\u4e00\u5e27\u6570\u636e ( Video \/ Audio \/ Data Frame )\uff0c\u6253\u4e0a\u65f6\u5e8f\u6807\u7b7e ( Timestamp ) \u540e\u8fdb\u884c\u6d41\u5f0f\u4f20\u8f93\u7684\u8fc7\u7a0b\u3002\u53d1\u9001\u7aef\u6e90\u6e90\u4e0d\u65ad\u7684\u91c7\u96c6\u97f3\u89c6\u9891\u6570\u636e\uff0c\u7ecf\u8fc7\u7f16\u7801\u3001\u5c01\u5305\u3001\u63a8\u6d41\uff0c\u518d\u7ecf\u8fc7\u4e2d\u7ee7\u5206\u53d1\u7f51\u7edc\u8fdb\u884c\u6269\u6563\u4f20\u64ad\uff0c\u64ad\u653e\u7aef\u518d\u6e90\u6e90\u4e0d\u65ad\u5730\u4e0b\u8f7d\u6570\u636e\u5e76\u6309\u65f6\u5e8f\u8fdb\u884c\u89e3\u7801\u64ad\u653e\u3002\u5982\u6b64\u5c31\u5b9e\u73b0\u4e86 \u201c\u8fb9\u751f\u4ea7\u3001\u8fb9\u4f20\u8f93\u3001\u8fb9\u6d88\u8d39\u201d \u7684\u76f4\u64ad\u8fc7\u7a0b\u3002<\/p>\n<p>\u7406\u89e3\u4ee5\u4e0a\u4e24\u4e2a\u5173\u4e8e <strong>\u89c6\u9891<\/strong> \u548c <strong>\u76f4\u64ad<\/strong> \u4e24\u4e2a\u57fa\u7840\u6982\u5ff5\u540e\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u5c31\u53ef\u4ee5\u4e00\u7aa5\u76f4\u64ad\u7684\u4e1a\u52a1\u903b\u8f91\u4e86\u3002<\/p>\n<p><strong>\u76f4\u64ad\u7684\u4e1a\u52a1\u903b\u8f91<\/strong><\/p>\n<p>\u5982\u4e0b\u662f\u4e00\u4e2a\u6700\u7cbe\u7b80\u7684\u4e00\u5bf9\u591a\u76f4\u64ad\u4e1a\u52a1\u6a21\u578b\uff0c\u4ee5\u53ca\u5404\u4e2a\u5c42\u7ea7\u4e4b\u95f4\u7684\u534f\u8bae\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadfqQTHJPZfiabyt2dg1W0ic6344ysaEw7WiawTWXde8Mfict93S8b6ta9bg\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadfqQTHJPZfiabyt2dg1W0ic6344ysaEw7WiawTWXde8Mfict93S8b6ta9bg\/0?wx_fmt=jpeg\" data-ratio=\"0.8039568345323741\" data-w=\"\" \/><\/p>\n<p>\u5404\u534f\u8bae\u5dee\u5f02\u5bf9\u6bd4\u5982\u4e0b<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadMBe0TGwQl1rqGvgibMJKvibMqLiacmmXIUGiamOXS1qw32maxXKIoJ3exg\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadMBe0TGwQl1rqGvgibMJKvibMqLiacmmXIUGiamOXS1qw32maxXKIoJ3exg\/0?wx_fmt=jpeg\" data-ratio=\"0.8399280575539568\" data-w=\"\" \/><\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadYuej4ZCMC914uofJUBTNuohC1pJCnPll6YRF2PaxDNVcYZbG9a1TsA\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadYuej4ZCMC914uofJUBTNuohC1pJCnPll6YRF2PaxDNVcYZbG9a1TsA\/0?wx_fmt=png\" data-ratio=\"0.7535971223021583\" data-w=\"\" \/><\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5173\u4e8e\u76f4\u64ad\u6280\u672f\u7684\u4e00\u4e9b\u57fa\u7840\u6982\u5ff5\u3002\u4e0b\u9762\u6211\u4eec\u8fdb\u4e00\u6b65\u4e86\u89e3\u4e0b\u5f71\u54cd\u4eba\u4eec\u89c6\u89c9\u4f53\u9a8c\u7684\u76f4\u64ad\u6027\u80fd\u6307\u6807\u3002<\/p>\n<p>\u5f71\u54cd\u89c6\u89c9\u4f53\u9a8c\u7684\u76f4\u64ad\u6027\u80fd\u6307\u6807<\/p>\n<p><strong>\u76f4\u64ad\u7b2c\u4e00\u4e2a\u6027\u80fd\u6307\u6807\u662f\u5ef6\u8fdf<\/strong>\uff0c\u5ef6\u8fdf\u662f\u6570\u636e\u4ece\u4fe1\u606f\u6e90\u53d1\u9001\u5230\u76ee\u7684\u5730\u6240\u9700\u7684\u65f6\u95f4\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadnLvAHkomfog5tUuDGZImEXtDoUO1sHYqsvDpZe8g85dqMRFczf7h6A\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadnLvAHkomfog5tUuDGZImEXtDoUO1sHYqsvDpZe8g85dqMRFczf7h6A\/0?wx_fmt=jpeg\" data-ratio=\"0.7302158273381295\" data-w=\"\" \/><\/p>\n<p>\u6839\u636e\u7231\u56e0\u65af\u5766\u7684\u72ed\u4e49\u76f8\u5bf9\u8bba\uff0c\u5149\u901f\u662f\u6240\u6709\u80fd\u91cf\u3001\u7269\u8d28\u548c\u4fe1\u606f\u8fd0\u52a8\u6240\u80fd\u8fbe\u5230\u7684\u6700\u9ad8\u901f\u5ea6\uff0c\u8fd9\u4e2a\u7ed3\u8bba\u7ed9\u4f20\u64ad\u901f\u5ea6\u8bbe\u5b9a\u4e86\u4e0a\u9650\u3002\u56e0\u6b64\uff0c\u5373\u4fbf\u6211\u4eec\u8089\u773c\u611f\u89c9\u5230\u7684\u5b9e\u65f6\uff0c\u5b9e\u9645\u4e0a\u4e5f\u662f\u6709\u4e00\u5b9a\u7684\u5ef6\u8fdf\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadJVIKrFkiagwx4DibSAprDdn7p9gOA9lvGPPraHZ4Bc0c8LnkMwwOhhDQ\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadJVIKrFkiagwx4DibSAprDdn7p9gOA9lvGPPraHZ4Bc0c8LnkMwwOhhDQ\/0?wx_fmt=png\" data-ratio=\"0.7517985611510791\" data-w=\"\" \/><\/p>\n<p>\u7531\u4e8e RTMP\/HLS \u662f\u57fa\u4e8e TCP \u4e4b\u4e0a\u7684\u5e94\u7528\u5c42\u534f\u8bae\uff0cTCP \u4e09\u6b21\u63e1\u624b\uff0c\u56db\u6b21\u6325\u624b\uff0c\u6162\u542f\u52a8\u8fc7\u7a0b\u4e2d\u7684\u6bcf\u4e00\u6b21\u5f80\u8fd4\u6765\u56de\uff0c\u90fd\u4f1a\u52a0\u4e0a\u4e00\u6b21\u5f80\u8fd4\u8017\u65f6 ( RTT )\uff0c\u8fd9\u4e9b\u4ea4\u4e92\u8fc7\u7a0b\u90fd\u4f1a\u589e\u52a0\u5ef6\u8fdf\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadfJj7ViaiaYtibBD31FIwHxZAoZJ0Fj2hcVTurTLhEfxLa8bqjuOGXgia2A\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadfJj7ViaiaYtibBD31FIwHxZAoZJ0Fj2hcVTurTLhEfxLa8bqjuOGXgia2A\/0?wx_fmt=png\" data-ratio=\"0.7517985611510791\" data-w=\"\" \/><\/p>\n<p>\u5176\u6b21\u6839\u636e TCP \u4e22\u5305\u91cd\u4f20\u7279\u6027\uff0c\u7f51\u7edc\u6296\u52a8\u53ef\u80fd\u5bfc\u81f4\u4e22\u5305\u91cd\u4f20\uff0c\u4e5f\u4f1a\u95f4\u63a5\u5bfc\u81f4\u5ef6\u8fdf\u52a0\u5927\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadJoXb79ZGPsTZwAQkMwXjPtia5ADMxkxVUdSOSILcicckOVIoST6M7t8g\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadJoXb79ZGPsTZwAQkMwXjPtia5ADMxkxVUdSOSILcicckOVIoST6M7t8g\/0?wx_fmt=png\" data-ratio=\"0.7517985611510791\" data-w=\"\" 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data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadra6otR3icQWO6xnLic6h3QgUtlHsf7tv7evrv9ibAJnttAuFI90Q7JsfQ\/0?wx_fmt=png\" data-ratio=\"0.7535971223021583\" data-w=\"\" \/><\/p>\n<p>iOS \u5e73\u53f0\u4e0a\u65e0\u8bba\u786c\u7f16\u8fd8\u662f\u8f6f\u7f16\uff0c\u7531\u4e8e\u662f Apple \u4e00\u5bb6\u516c\u53f8\u51fa\u5382\uff0c\u51e0\u4e4e\u4e0d\u5b58\u5728\u56e0\u4e3a\u82af\u7247\u5e73\u53f0\u4e0d\u540c\u800c\u5bfc\u81f4\u7684\u7f16\u7801\u5dee\u5f02\u3002<\/p>\n<p>\u7136\u800c\uff0c\u5728 Android \u5e73\u53f0\u4e0a\uff0cAndroid Framework SDK \u63d0\u4f9b\u7684 MediaCodec \u7f16\u7801\u5668\uff0c\u5728\u4e0d\u540c\u7684\u82af\u7247\u5e73\u53f0\u4e0a\uff0c\u5dee\u5f02\u8868\u73b0\u5f88\u5927\uff0c \u4e0d\u540c\u7684\u5382\u5bb6\u4f7f\u7528\u4e0d\u540c\u7684\u82af\u7247\uff0c\u800c\u4e0d\u540c\u7684\u82af\u7247\u5e73\u53f0\u4e0a Android MediaCodec 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data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadUp5sibwV3Omb9pvhpjI2NILh59rwfMKzYhYI5X86ibCyNXuzs8Pz7Vrg\/0?wx_fmt=png\" data-ratio=\"0.7535971223021583\" data-w=\"\" \/><\/p>\n<p>\u4f8b\u5982 Camera 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src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOMCHDrWLe27Y5DgIu3KyFHqkkQ7bJM88186PZOzfUPep3TAHX1CicwI7AjOFz5KzgA1nghL7VzOZmw\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"jpeg\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOMCHDrWLe27Y5DgIu3KyFHqkkQ7bJM88186PZOzfUPep3TAHX1CicwI7AjOFz5KzgA1nghL7VzOZmw\/0?wx_fmt=jpeg\" data-ratio=\"0.7607913669064749\" data-w=\"\" \/><\/p>\n<p>\u79fb\u52a8\u7f51\u7edc\u4e0b\uff0c\u901a\u5e38\u5bb9\u6613\u9047\u5230\u7f51\u7edc\u4e0d\u7a33\u5b9a\uff0c\u8fde\u63a5\u88ab\u91cd\u7f6e\uff0c\u65ad\u7ebf\u91cd\u8fde\uff0c\u4e00\u65b9\u9762\u9891\u7e41\u91cd\u8fde\uff0c\u5efa\u7acb\u8fde\u63a5\u9700\u8981\u5f00\u9500\u3002\u53e6\u4e00\u65b9\u9762\u5c24\u5176\u662f\u53d1\u751f GPRS \/ 2G \/ 3G \/ 4G 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APP\uff0c\u4e3b\u64ad\u57fa\u672c\u4e0d\u7231\u7528\u3002\u53ef\u4ee5\u5728\u91c7\u96c6\u753b\u9762\u540e\uff0c\u5c06\u6570\u636e\u9001\u7ed9\u7f16\u7801\u5668\u4e4b\u524d\uff0c\u5c06\u6570\u636e\u6e90\u56de\u8c03\u7ed9\u6ee4\u955c\u5904\u7406\u7a0b\u5e8f\uff0c\u539f\u59cb\u6570\u636e\u7ecf\u8fc7\u6ee4\u955c\u5904\u7406\u5b8c\u540e\uff0c\u518d\u9001\u56de\u7ed9\u7f16\u7801\u5668\u8fdb\u884c\u7f16\u7801\u5373\u53ef\u3002<\/p>\n<p>\u9664\u4e86\u79fb\u52a8\u7aef\u53ef\u4ee5\u505a\u4f53\u9a8c\u4f18\u5316\u4e4b\u5916\uff0c\u76f4\u64ad\u6d41\u5a92\u4f53\u670d\u52a1\u7aef\u67b6\u6784\u4e5f\u53ef\u4ee5\u964d\u4f4e\u5ef6\u8fdf\u3002\u4f8b\u5982\u6536\u6d41\u670d\u52a1\u5668\u4e3b\u52a8\u63a8\u9001 GOP \u81f3\u8fb9\u7f18\u8282\u70b9\uff0c\u8fb9\u7f18\u8282\u70b9\u7f13\u5b58 GOP\uff0c\u64ad\u653e\u7aef\u5219\u53ef\u4ee5\u5feb\u901f\u52a0\u8f7d\uff0c\u51cf\u5c11\u56de\u6e90\u5ef6\u8fdf\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadftR8KSlnuQLZR7OG16jyOSSeyr7Enl0f19mHjIbrdJBibAg0F3YDbng\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadftR8KSlnuQLZR7OG16jyOSSeyr7Enl0f19mHjIbrdJBibAg0F3YDbng\/0?wx_fmt=png\" data-ratio=\"0.7517985611510791\" data-w=\"\" \/><\/p>\n<p>\u5176\u6b21\uff0c\u53ef\u4ee5\u8d34\u8fd1\u7ec8\u7aef\u5c31\u8fd1\u5904\u7406\u548c\u5206\u53d1<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadXApOHZnicuUAeqzlLnVhtb6nVb95YibVL9oE8iaVRFicZpzNprWwG5uplg\/640?wx_fmt=png&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" data-s=\"300,640\" data-type=\"png\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOOhfx1RCQRGL088h8zBcxiadXApOHZnicuUAeqzlLnVhtb6nVb95YibVL9oE8iaVRFicZpzNprWwG5uplg\/0?wx_fmt=png\" data-ratio=\"0.75\" data-w=\"\" 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\u5c42\u9762\u7684\u957f\u8fde\u63a5\u7ef4\u6301\uff0c\u76f4\u5230\u76f4\u5230\u4e3b\u64ad\u4e3b\u52a8\u7ec8\u6b62\u63a8\u6d41\u3002<\/p>\n<p>\u4e0a\u8ff0\u6211\u4eec\u8bb2\u8fc7\u5361\u987f\u7684\u5b9a\u4e49\uff1a\u5373\u64ad\u653e\u65f6\u753b\u9762\u6ede\u5e27\uff0c\u89e6\u53d1\u4e86\u4eba\u4eec\u7684\u89c6\u89c9\u611f\u53d7\u3002\u5728\u4e0d\u8003\u8651\u7ec8\u7aef\u8bbe\u5907\u6027\u80fd\u5dee\u5f02\u7684\u60c5\u51b5\u4e0b\uff0c\u9488\u5bf9\u7f51\u7edc\u4f20\u8f93\u5c42\u9762\u7684\u539f\u56e0\uff0c\u6211\u4eec\u770b\u770b\u5982\u4f55\u4fdd\u969c\u4e00\u4e2a\u6301\u7eed\u7684\u76f4\u64ad\u4e0d\u5361\u987f\u3002<\/p>\n<p>\u8fd9\u5176\u5b9e\u662f\u4e00\u4e2a\u76f4\u64ad\u8fc7\u7a0b\u4e2d\u4f20\u8f93\u7f51\u7edc\u4e0d\u53ef\u9760\u65f6\u7684\u5bb9\u9519\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u64ad\u653e\u7aef\u4e34\u65f6\u65ad\u7f51\u4e86\uff0c\u4f46\u53c8\u5feb\u901f\u6062\u590d\u4e86\uff0c\u9488\u5bf9\u8fd9\u79cd\u573a\u666f\uff0c\u64ad\u653e\u7aef\u5982\u679c\u4e0d\u505a\u5bb9\u9519\u5904\u7406\uff0c\u5f88\u96be\u4e0d\u51fa\u73b0\u9ed1\u5c4f\u6216\u662f\u91cd\u65b0\u52a0\u8f7d\u64ad\u653e\u7684\u73b0\u8c61\u3002<\/p>\n<p>\u4e3a\u4e86\u5bb9\u5fcd\u8fd9\u79cd\u7f51\u7edc\u9519\u8bef\uff0c\u5e76\u8fbe\u5230\u8ba9\u7ec8\u7aef\u7528\u6237\u65e0\u611f\u77e5\uff0c<strong>\u5ba2\u6237\u7aef\u64ad\u653e\u5668\u53ef\u4ee5\u8003\u8651\u6784\u5efa\u4e00\u4e2aFIFO\uff08\u5148\u8fdb\u5148\u51fa\uff09\u7684\u7f13\u51b2\u961f\u5217<\/strong>\uff0c\u89e3\u7801\u5668\u4ece\u64ad\u653e\u7f13\u5b58\u961f\u5217\u8bfb\u53d6\u6570\u636e\uff0c\u7f13\u5b58\u961f\u5217\u4ece\u76f4\u64ad\u670d\u52a1\u5668\u6e90\u6e90\u4e0d\u65ad\u7684\u4e0b\u8f7d\u6570\u636e\u3002\u901a\u5e38\uff0c\u7f13\u5b58\u961f\u5217\u7684\u5bb9\u91cf\u662f\u4ee5\u65f6\u95f4\u4e3a\u5355\u4f4d\uff08\u6bd4\u59823s\uff09\uff0c\u5728\u64ad\u653e\u7aef\u7f51\u7edc\u4e0d\u53ef\u9760\u65f6\uff0c\u5ba2\u6237\u7aef\u7f13\u5b58\u533a\u53ef\u4ee5\u8d77\u5230\u201c\u65ad\u7f51\u65e0\u611f\u201d\u7684\u8fc7\u6e21\u4f5c\u7528\u3002<\/p>\n<p>\u663e\u7136\uff0c\u8fd9\u53ea\u662f\u4e00\u4e2a\u201c\u7f13\u5175\u4e4b\u8ba1\u201d\uff0c\u5982\u679c\u76f4\u64ad\u670d\u52a1\u5668\u8fb9\u7f18\u8282\u70b9\u51fa\u73b0\u6545\u969c\uff0c\u800c\u6b64\u65f6\u5ba2\u6237\u7aef\u64ad\u653e\u5668\u53c8\u662f\u957f\u8fde\u63a5\uff0c\u5728\u65e0\u6cd5\u6536\u5230\u5bf9\u7aef\u7684\u8fde\u63a5\u65ad\u5f00\u4fe1\u53f7\uff0c\u5ba2\u6237\u7aef\u7684\u7f13\u51b2\u533a\u5bb9\u91cf\u518d\u5927\u4e5f\u4e0d\u7ba1\u7528\u4e86\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c31\u9700\u8981\u7ed3\u5408\u5ba2\u6237\u7aef\u4e1a\u52a1\u903b\u8f91\u6765\u505a\u8c03\u5ea6\u3002<\/p>\n<p>\u91cd\u8981\u7684\u662f\u5ba2\u6237\u7aef\u7ed3\u5408\u670d\u52a1\u7aef\uff0c\u53ef\u4ee5\u505a\u7cbe\u51c6\u8c03\u5ea6\u3002\u5728\u521d\u59cb\u5316\u76f4\u64ad\u63a8\u6d41\u4e4b\u524d\uff0c\u4f8b\u5982\u57fa\u4e8e IP \u5730\u7406\u4f4d\u7f6e\u548c\u8fd0\u8425\u5546\u7684\u7cbe\u786e\u8c03\u5ea6\uff0c\u5206\u914d\u7ebf\u8def\u8d28\u91cf\u6700\u4f18\u7684\u8fb9\u7f18\u63a5\u5165\u8282\u70b9\u3002\u5728\u76f4\u64ad\u63a8\u6d41\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u4ee5\u5b9e\u65f6\u76d1\u6d4b\u5e27\u7387\u53cd\u9988\u7b49\u8d28\u91cf\u6570\u636e\uff0c\u57fa\u4e8e\u76f4\u64ad\u6d41\u7684\u8d28\u91cf\u52a8\u6001\u8c03\u6574\u7ebf\u8def\u3002<\/p>\n<p><strong>Q &amp; A<\/strong><\/p>\n<p><strong><strong><strong>1.\u00a0\u5173\u952e\u5e27\u8bbe\u7f6e\u9891\u7387\u4e00\u822c\u662f\u591a\u5c11\uff1f\u6709\u6ca1\u6709\u6839\u636e\u63a5\u5165\u52a8\u6001\u8bbe\u7f6e\uff1f\u8fc7\u957f\u9996\u5c4f\u79d2\u4f1a\u5f88\u96be\u505a\u5230\u3002<\/strong><\/strong><\/strong><\/p>\n<p>\u5f90\u7acb\uff1a\u5173\u952e\u5e27\u95f4\u9694\u8d8a\u957f\uff0c\u4e5f\u5c31\u662f GOP \u8d8a\u957f\uff0c\u7406\u8bba\u4e0a\u753b\u9762\u8d8a\u9ad8\u6e05\u3002\u4f46\u662f\u751f\u6210 HLS \u76f4\u64ad\u65f6\uff0c\u6700\u5c0f\u5207\u5272\u7c92\u5ea6\u4e5f\u662f\u4e00\u4e2a GOP\uff0c\u6240\u4ee5\u9488\u5bf9\u4ea4\u4e92\u76f4\u64ad\uff0c\u901a\u5e38\u4e0d\u5efa\u8bae GOP \u8bbe\u7f6e\u592a\u957f\u3002\u76f4\u64ad\u4e00\u822c 2 \u4e2a\u5173\u952e\u5e27\u95f4\u9694\u5373\u53ef\u3002\u6bd4\u5982\u5e27\u7387\u662f 24fps\uff0c \u90a3\u4e48 2 \u4e2a\u5173\u952e\u5e27\u7684\u95f4\u9694\u5c31\u662f 48fps \uff0c\u8fd9\u4e2a GOP \u5c31\u662f2s\u3002<\/p>\n<p><strong><strong><strong>2.\u00a0\u4e03\u725b\u8fd9\u4e2a\u76f4\u64ad\u662f\u7528\u7684\u7f51\u5bbf\u52a0\u901f\uff1f\u6709\u9047\u5230\u4ec0\u4e48\u5751\u6ca1\uff1f<\/strong><\/strong><\/strong><\/p>\n<p>\u5f90\u7acb\uff1a\u4e03\u725b\u5728\u76f4\u64ad\u65b9\u9762\u4e3b\u8981\u662f\u81ea\u5efa\u8282\u70b9\uff0c\u4e5f\u652f\u6301\u878d\u5408\u4f17\u591a\u7b2c\u4e09\u65b9 CDN \u670d\u52a1\u5546\uff0c\u591a\u6837\u5316\u7684\u7ebf\u8def\u7ec4\u5408\u4e3a\u5ba2\u6237\u63d0\u4f9b\u66f4\u4f18\u8d28\u7684\u670d\u52a1\u3002\u5728\u548c\u7b2c\u4e09\u65b9 CDN \u5408\u4f5c\u7684\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u95ee\u9898\u7b49\u6709\u673a\u4f1a\u518d\u505a\u66f4\u7ec6\u7c92\u5ea6\u7684\u4ea4\u6d41\u548c\u5206\u4eab\u3002<\/p>\n<p><strong><strong><strong>3.\u00a0RTMP \u76f4\u64ad\u6d41\u9664\u4e86\u4f18\u5316\u7ebf\u8def\u5916\uff0c\u8fd8\u6709\u4ec0\u4e48\u52a0\u901f\u624b\u6bb5\u5417\uff1f<\/strong><\/strong><\/strong><\/p>\n<p>\u5f90\u7acb\uff1a\u7269\u7406\u4e0a\u4f18\u5316\u7ebf\u8def\uff0c\u903b\u8f91\u4e0a\u4f18\u5316\u7b56\u7565\uff0c\u6bd4\u5982\u9009\u62e9\u6027\u4e22\u5e27\uff0c\u4e0d\u5f71\u54cd\u7f16\u7801\u753b\u8d28\u7684\u524d\u63d0\u4e0b\u51cf\u8f7b\u4f20\u8f93\u4f53\u79ef\u3002<\/p>\n<p><strong><strong><strong>4.\u00a0OBS \u63a8\u6d41\uff0c\u64ad\u653e\u7aef HLS 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\u4f1a\u8fde\u7eed\u9012\u589e\uff0c\u76f4\u64ad\u7684\u8bdd\u4f1a\u7b97\u4e0a B \u7684\u65f6\u957f\u3002<\/p>\n<p><strong>PPT \u4e0b\u8f7d\u5730\u5740<\/strong><\/p>\n<ul class=\"list-paddingleft-2\">\n<li><a>http:\/\/77fycs.com2.z0.glb.qiniucdn.com\/pili_technology_sharing.pdf<\/a><\/li>\n<\/ul>\n<p>\u7531\u4e8e\u79fb\u52a8\u76f4\u64ad\u5728\u5b9e\u8df5\u4e0a\u8fd8\u6709\u975e\u5e38\u591a\u7ec6\u8282\uff0c\u672c\u6587\u672a\u80fd\u5168\u90e8\u8986\u76d6\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u6b22\u8fce\u5728\u6587\u7ae0\u6700\u540e\u7559\u8a00\u8ba8\u8bba\u3002<\/p>\n<p><strong>\u6700\u540e\u6b22\u8fce\u8bfb\u8005\u5c06\u300c\u9ad8\u53ef\u7528\u67b6\u6784\u300d\u5728\u8ba2\u9605\u53f7\u7f6e\u9876\uff0c\u66f4\u65b9\u4fbf\u6d4f\u89c8\u9ad8\u53ef\u7528\u67b6\u6784\u6240\u6709\u6587\u7ae0\u3002<\/strong><\/p>\n<p><em>\u672c\u6587\u7b56\u5212 Tim\u3001\u5218\u82b8\uff0c\u4e3b\u6301\u4eba\u4e01\u4e00\u743c\uff0c\u7f16\u8f91\u738b\u6770\uff0c\u66f4\u591a\u76f4\u64ad\u67b6\u6784\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\u3002\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u6765\u81ea\u9ad8\u53ef\u7528\u67b6\u6784\u300cArchNotes\u300d\u5fae\u4fe1\u516c\u4f17\u53f7\u53ca\u5305\u542b\u4ee5\u4e0b\u4e8c\u7ef4\u7801\u3002<\/em><\/p>\n<p><strong>\u9ad8\u53ef\u7528\u67b6\u6784<\/strong><\/p>\n<p><strong>\u6539\u53d8\u4e92\u8054\u7f51\u7684\u6784\u5efa\u65b9\u5f0f<\/strong><\/p>\n<p><strong><img decoding=\"async\" src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOPOK9rQud9XibGhPOPsA3gA8Wr4CEnzmhfZQzSGu0Q09GOuk18S9icZtuVnQewvyqZtOWyDnJPBDn1A\/640?wx_fmt=jpeg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1\" width=\"auto\" data-s=\"300,640\" data-type=\"jpeg\" data-ratio=\"1\" data-w=\"200\" data-src=\"http:\/\/mmbiz.qpic.cn\/mmbiz\/8XkvNnTiapOPOK9rQud9XibGhPOPsA3gA8Wr4CEnzmhfZQzSGu0Q09GOuk18S9icZtuVnQewvyqZtOWyDnJPBDn1A\/640?wx_fmt=jpeg\" \/><br \/>\n<\/strong>\u957f\u6309\u4e8c\u7ef4\u7801 \u5173\u6ce8\u300c\u9ad8\u53ef\u7528\u67b6\u6784\u300d\u516c\u4f17\u53f7<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7f16\u8005\u6309\uff1a\u672c\u6587\u7531\u5f90\u7acb\u5728\u9ad8\u53ef\u7528\u67b6\u6784\u7fa4\u5206\u4eab\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u6765\u81ea\u9ad8\u53ef\u7528\u67b6\u6784\u300c ArchNotes \u300d\u3002 \u5f90\u7acb\uff0c\u4e03\u725b\u521b\u59cb\u5408\u4f19 &hellip; <a href=\"https:\/\/www.jikegongjiang.top\/?p=47\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201c\u79fb\u52a8\u76f4\u64ad\u6280\u672f\u79d2\u5f00\u4f18\u5316\u7ecf\u9a8c\uff08\u542bPPT\uff09\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-47","post","type-post","status-publish","format-standard","hentry","category-technology"],"_links":{"self":[{"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=\/wp\/v2\/posts\/47","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=47"}],"version-history":[{"count":3,"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=\/wp\/v2\/posts\/47\/revisions"}],"predecessor-version":[{"id":51,"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=\/wp\/v2\/posts\/47\/revisions\/51"}],"wp:attachment":[{"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=47"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=47"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jikegongjiang.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=47"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}