{"id":44447,"date":"2023-04-10T02:38:51","date_gmt":"2023-08-26T04:21:43","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%95%b4%e7%90%86-deflate%e3%80%81zlib%e5%92%8cgzip%e3%80%82\/"},"modified":"2024-04-29T22:46:36","modified_gmt":"2024-04-29T14:46:36","slug":"%e6%95%b4%e7%90%86-deflate%e3%80%81zlib%e5%92%8cgzip%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%95%b4%e7%90%86-deflate%e3%80%81zlib%e5%92%8cgzip%e3%80%82\/","title":{"rendered":"\u6574\u7406 deflate\u3001zlib\u548cgzip"},"content":{"rendered":"<h2>\u592a\u957f;\u4e0d\u770b ; b\u00f9<\/h2>\n<ul class=\"post-ul\">\u6bce\u56de\u5fd8\u308c\u3066\u8abf\u3079\u308b\u306e\u3067\u3001\u66f8\u304d\u7559\u3081\u3066\u304a\u304d\u307e\u3059<\/ul>\n<p>\u5fd9\u788c\u7684\u4eba\u7684\u6458\u8981<\/p>\n<p>deflate = \u5727\u7e2e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff08LZ77 + \u30cf\u30d5\u30de\u30f3\u7b26\u53f7\uff09<\/p>\n<p>zlib, gzip = \u5727\u7e2e\u30e9\u30a4\u30d6\u30e9\u30ea\u540d \u517c \u30d8\u30c3\u30c0\/\u30d5\u30c3\u30bf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u5b9a\u7fa9<\/p>\n<h2>\u653e\u6c14<\/h2>\n<p>\u7ef4\u57fa\u767e\u79d1\uff1ahttps:\/\/ja.wikipedia.org\/wiki\/Deflate<\/p>\n<blockquote><p>Deflate\uff08\u30c7\u30d5\u30ec\u30fc\u30c8\uff09\u662f\u4e00\u79cd\u53ef\u9006\u6570\u636e\u538b\u7f29\u7b97\u6cd5\uff0c\u7ed3\u5408\u4e86LZ77\u548c\u54c8\u592b\u66fc\u7f16\u7801\u3002<\/p><\/blockquote>\n<p>deflate = \u5727\u7e2e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\uff08LZ77 + \u30cf\u30d5\u30de\u30f3\u7b26\u53f7\uff09<br \/>\nGolang\u306e\u30d1\u30c3\u30b1\u30fc\u30b8: https:\/\/golang.org\/pkg\/compress\/flate\/<\/p>\n<h2>zlib\u7684\u4e2d\u6587\u91ca\u4e49\u662f&#8221;\u538b\u7f29\u5e93&#8221;\u3002<\/h2>\n<p>\u7ef4\u57fa\u767e\u79d1\uff1ahttps:\/\/ja.wikipedia.org\/wiki\/Zlib<\/p>\n<blockquote><p>zlib\u662f\u4e00\u4e2a\u514d\u8d39\u7684\u5e93\uff0c\u7528\u4e8e\u6570\u636e\u7684\u538b\u7f29\u548c\u89e3\u538b\u7f29\u529f\u80fd\u3002<br \/>\n\u6570\u636e\u683c\u5f0f\uff0c\u5982\u5934\u90e8\u548c\u5c3e\u90e8\uff0c\u5df2\u7ecf\u6309\u7167RFC 1950 (ZLIB Compressed Data Format Specification)\u8fdb\u884c\u89c4\u8303\u5316\u3002<\/p><\/blockquote>\n<p>zlib = \u5727\u7e2e\u30e9\u30a4\u30d6\u30e9\u30ea\u540d \u517c \u30d8\u30c3\u30c0\/\u30d5\u30c3\u30bf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u5b9a\u7fa9<br \/>\n\u5727\u7e2e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f deflate \u3092\u4f7f\u7528<br \/>\nGolang\u306e\u30d1\u30c3\u30b1\u30fc\u30b8: https:\/\/golang.org\/pkg\/compress\/zlib\/<\/p>\n<h2>gzip\u2014\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879<\/h2>\n<p>\u7ef4\u57fa\u767e\u79d1\uff1ahttps:\/\/ja.wikipedia.org\/wiki\/Gzip<\/p>\n<blockquote><p>gzip\u662f\u4e00\u4e2a\u6570\u636e\u538b\u7f29\u7a0b\u5e8f\uff0c\u4e5f\u662f\u5176\u538b\u7f29\u6570\u636e\u7684\u683c\u5f0f\u3002\u8be5\u683c\u5f0f\u5728RFC 1952\u300aGZIP\u6587\u4ef6\u683c\u5f0f\u89c4\u8303\u300b\u4e2d\u6709\u8be6\u7ec6\u7684\u6587\u6863\u5316\u3002<\/p><\/blockquote>\n<p>gzip = \u5727\u7e2e\u30e9\u30a4\u30d6\u30e9\u30ea\u540d \u517c \u30d8\u30c3\u30c0\/\u30d5\u30c3\u30bf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u5b9a\u7fa9<br \/>\n\u5727\u7e2e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f deflate \u3092\u4f7f\u7528<br \/>\nGolang\u306e\u30d1\u30c3\u30b1\u30fc\u30b8: https:\/\/golang.org\/pkg\/compress\/gzip\/<\/p>\n<h2>\u989d\u5916\u5185\u5bb9\uff1a\u4e0a\u4e0b\u6587\u63a5\u7ba1\uff08WebSocket\uff09<\/h2>\n<p>RFC: https:\/\/tools.ietf.org\/html\/rfc7692#section-7\u53ef\u4ee5\u53c2\u8003\u7684\u6587\u4ef6\uff1ahttps:\/\/tools.ietf.org\/html\/rfc7692#section-7<\/p>\n<blockquote><p>\u672c\u8282\u4e2d\u4f7f\u7528\u7684\u672f\u8bed\u201c\u4f7f\u7528\u4e0a\u4e0b\u6587\u63a5\u7ba1\u201d\u610f\u5473\u7740\uff0c\u7ec8\u7aef\u4f7f\u7528\u7684\u76f8\u540c\u7684LZ77\u6ed1\u52a8\u7a97\u53e3\u6765\u6784\u5efa\u524d\u4e00\u6761\u53d1\u9001\u7684\u6d88\u606f\u7684\u5e27\uff0c\u7136\u540e\u91cd\u65b0\u4f7f\u7528\u8be5\u7a97\u53e3\u6765\u6784\u5efa\u4e0b\u4e00\u6761\u5c06\u8981\u53d1\u9001\u7684\u6d88\u606f\u7684\u5e27\u3002<\/p><\/blockquote>\n<p>context takeover = deflate \u5727\u7e2e\u306e LZ77 \u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u5f15\u304d\u7d99\u3050\u3053\u3068<\/p>\n<p>gzip \u306e context-takeover \u3068\u304b\u306f \u8aa4\u7528\u306a\u306e\u3067\u6ce8\u610f<\/p>\n<h2>\u9644\u52a0\u5185\u5bb9\uff1a\u6709\u5173\u5185\u5bb9\u7f16\u7801\uff1adeflate<\/h2>\n<p>deflate \u306e \u751f\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u306f\u306a\u304f\u3001 zlib \u5f62\u5f0f\u306a\u306e\u3067\u6ce8\u610f<\/p>\n<p>\u4e3a\u4ec0\u4e48\u5728HTTP\u538b\u7f29\u4e2d\u9009\u62e9\u4f7f\u7528gzip\u800c\u4e0d\u662fdeflate\u5462\uff1f<\/p>\n<blockquote><p>\u5728HTTP\u7684\u5934\u90e8\u4e2d\uff0c\u867d\u7136\u6307\u5b9a\u4e86\u5e26\u6709zlib\u5934\u7684deflate\u4e3adeflate\uff08\u6839\u636eRFC2616\u76843.5\u8282\uff09\uff0c\u4f46\u7531\u4e8e\u540d\u79f0\u7684\u539f\u56e0\uff0c\u6709\u4e9b\u7a0b\u5e8f\u5c06\u5176\u89c6\u4e3a\u539f\u59cb\u7684deflate\u6d41\uff0c\u5bfc\u81f4\u65e0\u6cd5\u6b63\u5e38\u4ea4\u4e92\uff0c\u56e0\u6b64\u66f4\u5b89\u5168\u7684gzip\u88ab\u4f7f\u7528\uff0c\u5c3d\u7ba1\u4f1a\u589e\u52a0\u4e00\u4e9b\u5b57\u8282\u7684\u5927\u5c0f\u3002<\/p><\/blockquote>\n<p>\u5173\u4e8eGolang\u4e2d\u7684&#8221;compress\/flate&#8221;\u5305\u65e0\u6cd5\u89e3\u538b\u7f29\u7528flate\u538b\u7f29\u7684\u6570\u636e\u3002<\/p>\n<blockquote><p>\u7ecf\u8c03\u67e5\u53d1\u73b0\uff0c\u5c31\u50cf\u8fd9\u4e2a&#8221;Slate&#8221;\u4e00\u6837\uff0c\u8f93\u5165\u6570\u636e\u662fZlib\u6d41\uff0c\u56e0\u6b64\u5e94\u8be5\u4f7f\u7528compress\/zlib\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u5ba2\u6237\u7aef\u5c06Content-Encoding\u8bbe\u7f6e\u4e3adeflate\uff0c\u800c\u6570\u636e\u5374\u662fZlib\u683c\u5f0f\u5462\uff1f<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u592a\u957f;\u4e0d\u770b ; b\u00f9 \u6bce\u56de\u5fd8\u308c\u3066\u8abf\u3079\u308b\u306e\u3067\u3001\u66f8\u304d\u7559\u3081\u3066\u304a\u304d\u307e\u3059 \u5fd9\u788c\u7684\u4eba\u7684\u6458\u8981 deflate = \u5727\u7e2e\u30a2\u30eb\u30b4 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44447","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6574\u7406 deflate\u3001zlib\u548cgzip - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6574\u7406-deflate\u3001zlib\u548cgzip\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6574\u7406 deflate\u3001zlib\u548cgzip\" \/>\n<meta property=\"og:description\" content=\"\u592a\u957f;\u4e0d\u770b ; b\u00f9 \u6bce\u56de\u5fd8\u308c\u3066\u8abf\u3079\u308b\u306e\u3067\u3001\u66f8\u304d\u7559\u3081\u3066\u304a\u304d\u307e\u3059 \u5fd9\u788c\u7684\u4eba\u7684\u6458\u8981 deflate = \u5727\u7e2e\u30a2\u30eb\u30b4 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6574\u7406-deflate\u3001zlib\u548cgzip\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-26T04:21:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T14:46:36+00:00\" \/>\n<meta name=\"author\" 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