{"id":49826,"date":"2024-10-08T07:49:20","date_gmt":"2024-10-07T23:49:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/49826\/"},"modified":"2024-10-08T07:49:21","modified_gmt":"2024-10-07T23:49:21","slug":"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%af%a6%e7%8f%be-ngx_http_image_filter_module-%e9%80%b2%e8%a1%8c%e5%8d%b3%e6%99%82%e5%9c%96%e5%83%8f%e8%aa%bf%e6%95%b4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/49826\/","title":{"rendered":"Nginx \u6280\u5de7\uff1a\u5be6\u73fe ngx_http_image_filter_module \u9032\u884c\u5373\u6642\u5716\u50cf\u8abf\u6574"},"content":{"rendered":"<h1 id=\"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%af%a6%e7%8f%be-ngx_http_image_filter_module-%e9%80%b2%e8%a1%8c%e5%8d%b3%e6%99%82%e5%9c%96%e5%83%8f%e8%aa%bf%e6%95%b4-prrwvBYQnH\">Nginx \u6280\u5de7\uff1a\u5be6\u73fe ngx_http_image_filter_module \u9032\u884c\u5373\u6642\u5716\u50cf\u8abf\u6574<\/h1>\n<p>Nginx \u662f\u4e00\u6b3e\u9ad8\u6548\u80fd\u7684\u7db2\u9801\u4f3a\u670d\u5668\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u975c\u614b\u5167\u5bb9\u7684\u63d0\u4f9b\u548c\u53cd\u5411\u4ee3\u7406\u3002\u5176\u6a21\u7d44\u5316\u7684\u8a2d\u8a08\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u6839\u64da\u9700\u6c42\u64f4\u5c55\u529f\u80fd\uff0c\u5176\u4e2d <code>ngx_http_image_filter_module<\/code> \u662f\u4e00\u500b\u5c08\u9580\u7528\u65bc\u5716\u50cf\u8655\u7406\u7684\u6a21\u7d44\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528\u6b64\u6a21\u7d44\u5be6\u73fe\u5373\u6642\u5716\u50cf\u8abf\u6574\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u914d\u7f6e\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-ngx_http_image_filter_module%ef%bc%9f-prrwvBYQnH\">\u4ec0\u9ebc\u662f ngx_http_image_filter_module\uff1f<\/h2>\n<p><code>ngx_http_image_filter_module<\/code> \u662f Nginx \u7684\u4e00\u500b\u5167\u5efa\u6a21\u7d44\uff0c\u5141\u8a31\u7528\u6236\u5728\u4f3a\u670d\u5668\u7aef\u5c0d\u5716\u50cf\u9032\u884c\u8655\u7406\u3002\u9019\u500b\u6a21\u7d44\u652f\u6301\u591a\u7a2e\u5716\u50cf\u683c\u5f0f\uff0c\u5305\u62ec JPEG\u3001PNG \u548c GIF\uff0c\u4e26\u63d0\u4f9b\u4e86\u7e2e\u653e\u3001\u88c1\u526a\u3001\u65cb\u8f49\u7b49\u529f\u80fd\u3002\u901a\u904e\u9019\u4e9b\u529f\u80fd\uff0c\u7528\u6236\u53ef\u4ee5\u5728\u4e0d\u9700\u8981\u984d\u5916\u7684\u5716\u50cf\u8655\u7406\u5de5\u5177\u7684\u60c5\u6cc1\u4e0b\uff0c\u5be6\u73fe\u5373\u6642\u7684\u5716\u50cf\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e5%ae%89%e8%a3%9d-nginx-%e5%92%8c%e5%95%9f%e7%94%a8%e6%a8%a1%e7%b5%84-prrwvBYQnH\">\u5b89\u88dd Nginx \u548c\u555f\u7528\u6a21\u7d44<\/h2>\n<p>\u5728\u4f7f\u7528 <code>ngx_http_image_filter_module<\/code> \u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u4fdd Nginx \u5df2\u7d93\u5b89\u88dd\u4e26\u4e14\u8a72\u6a21\u7d44\u5df2\u555f\u7528\u3002\u5927\u591a\u6578 Nginx \u7684\u9810\u8a2d\u5b89\u88dd\u90fd\u5305\u542b\u6b64\u6a21\u7d44\uff0c\u4f46\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f\u81ea\u5b9a\u7fa9\u7de8\u8b6f\u7684\u7248\u672c\uff0c\u5247\u9700\u8981\u5728\u7de8\u8b6f\u6642\u6dfb\u52a0 <code>--with-http_image_filter_module<\/code> \u53c3\u6578\u3002<\/p>\n<pre><code>.\/configure --with-http_image_filter_module\nmake\nmake install\n<\/code><\/pre>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e9%85%8d%e7%bd%ae%e7%a4%ba%e4%be%8b-prrwvBYQnH\">\u57fa\u672c\u914d\u7f6e\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684 Nginx \u914d\u7f6e\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 <code>ngx_http_image_filter_module<\/code> \u9032\u884c\u5716\u50cf\u8abf\u6574\uff1a<\/p>\n<pre><code>server {\n    listen 80;\n    server_name example.com;\n\n    location \/images\/ {\n        # \u5141\u8a31\u5716\u50cf\u8655\u7406\n        image_filter resize 200 200;\n        # \u8a2d\u5b9a\u5716\u50cf\u683c\u5f0f\n        image_filter_buffer 10M;\n        # \u8f49\u767c\u8acb\u6c42\u5230\u5be6\u969b\u7684\u5716\u50cf\u6587\u4ef6\n        proxy_pass http:\/\/backend;\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u914d\u7f6e\u4e2d\uff0c\u7576\u7528\u6236\u8acb\u6c42 <code>\/images\/<\/code> \u8def\u5f91\u4e0b\u7684\u5716\u50cf\u6642\uff0cNginx \u5c07\u81ea\u52d5\u5c07\u5716\u50cf\u8abf\u6574\u70ba 200&#215;200 \u50cf\u7d20\u3002\u9019\u6a23\u7684\u914d\u7f6e\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5ba2\u6236\u7aef\u7684\u5e36\u5bec\u4f7f\u7528\uff0c\u4e26\u63d0\u9ad8\u9801\u9762\u52a0\u8f09\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e9%80%b2%e9%9a%8e%e5%8a%9f%e8%83%bd-prrwvBYQnH\">\u9032\u968e\u529f\u80fd<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u7e2e\u653e\u529f\u80fd\uff0c<code>ngx_http_image_filter_module<\/code> \u9084\u652f\u6301\u5176\u4ed6\u591a\u7a2e\u5716\u50cf\u8655\u7406\u529f\u80fd\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u88c1\u526a\uff1a<\/strong>\u53ef\u4ee5\u4f7f\u7528 <code>image_filter crop<\/code> \u6307\u4ee4\u4f86\u88c1\u526a\u5716\u50cf\u3002<\/li>\n<li><strong>\u65cb\u8f49\uff1a<\/strong>\u4f7f\u7528 <code>image_filter rotate<\/code> \u6307\u4ee4\u4f86\u65cb\u8f49\u5716\u50cf\u3002<\/li>\n<li><strong>\u683c\u5f0f\u8f49\u63db\uff1a<\/strong>\u53ef\u4ee5\u5c07\u5716\u50cf\u8f49\u63db\u70ba\u4e0d\u540c\u7684\u683c\u5f0f\uff0c\u4f8b\u5982\u5f9e JPEG \u8f49\u63db\u70ba PNG\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u9032\u968e\u7684\u914d\u7f6e\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u540c\u6642\u4f7f\u7528\u88c1\u526a\u548c\u65cb\u8f49\u529f\u80fd\uff1a<\/p>\n<pre><code>location \/images\/ {\n    image_filter crop 100 100 50 50;  # \u5f9e (50,50) \u958b\u59cb\u88c1\u526a 100x100 \u7684\u5340\u57df\n    image_filter rotate 90;             # \u5c07\u5716\u50cf\u65cb\u8f49 90 \u5ea6\n    proxy_pass http:\/\/backend;\n}\n<\/code><\/pre>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-prrwvBYQnH\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u4f7f\u7528 <code>ngx_http_image_filter_module<\/code> \u9032\u884c\u5373\u6642\u5716\u50cf\u8abf\u6574\u96d6\u7136\u65b9\u4fbf\uff0c\u4f46\u4e5f\u9700\u8981\u8003\u616e\u5230\u6027\u80fd\u554f\u984c\u3002\u5716\u50cf\u8655\u7406\u6703\u6d88\u8017\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u56e0\u6b64\u5efa\u8b70\u5728\u9ad8\u6d41\u91cf\u7684\u7db2\u7ad9\u4e0a\u4f7f\u7528\u6642\uff0c\u61c9\u8a72\u9032\u884c\u5145\u5206\u7684\u6e2c\u8a66\uff0c\u4e26\u8003\u616e\u4f7f\u7528\u5feb\u53d6\u6a5f\u5236\u4f86\u6e1b\u5c11\u4f3a\u670d\u5668\u8ca0\u64d4\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-prrwvBYQnH\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4f7f\u7528 Nginx \u7684 <code>ngx_http_image_filter_module<\/code>\uff0c\u7528\u6236\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u5373\u6642\u5716\u50cf\u8abf\u6574\uff0c\u5f9e\u800c\u63d0\u9ad8\u7db2\u7ad9\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u7121\u8ad6\u662f\u7e2e\u653e\u3001\u88c1\u526a\u9084\u662f\u65cb\u8f49\uff0c\u9019\u4e9b\u529f\u80fd\u90fd\u80fd\u5920\u5728\u4f3a\u670d\u5668\u7aef\u5feb\u901f\u8655\u7406\u5716\u50cf\uff0c\u6e1b\u5c11\u5ba2\u6236\u7aef\u7684\u8ca0\u64d4\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u7684\u7db2\u7ad9\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u65b9\u6848\uff0c\u4e26\u5408\u7406\u914d\u7f6e Nginx\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u7684\u670d\u52d9\u8cea\u91cf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Nginx \u6280\u5de7\uff0c\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 ngx_http_image_filter_module \u5be6\u73fe\u5373\u6642\u5716\u50cf\u8abf\u6574\uff0c\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u8207\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-49826","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49826","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=49826"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49826\/revisions"}],"predecessor-version":[{"id":49827,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49826\/revisions\/49827"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=49826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=49826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=49826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}