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<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width,initial-scale=1" />
<meta name="generator" content="VuePress 2.0.0-rc.20" />
<style>
:root {
--vp-c-bg: #fff;
}
[data-theme='dark'] {
--vp-c-bg: #1b1b1f;
}
html,
body {
background-color: var(--vp-c-bg);
}
</style>
<script>
const useChoice = localStorage.getItem('vuepress-color-scheme')
const systemStatus =
'matchMedia' in window
? window.matchMedia('(prefers-color-scheme: dark)').matches
: false
if (useChoice === 'light') {
document.documentElement.dataset.theme = 'light'
} else if (useChoice === 'dark' || systemStatus) {
document.documentElement.dataset.theme = 'dark'
}
</script>
<link rel="icon" href="https://static.pdfai.cn/favicon.ico"><title>PDF压缩 | 宝石PDF - 文档</title><meta name="description" content="宝石PDF文档和API">
<link rel="preload" href="/docs/assets/style-Cmsfp_Jz.css" as="style"><link rel="stylesheet" href="/docs/assets/style-Cmsfp_Jz.css">
<link rel="modulepreload" href="/docs/assets/app-Df7hc8Qg.js"><link rel="modulepreload" href="/docs/assets/comcompress_pdf.html-CVCTn5-6.js">
<link rel="prefetch" href="/docs/assets/index.html-B6vJKCG0.js" as="script"><link rel="prefetch" href="/docs/assets/deployment.html-CNXbwVvv.js" as="script"><link rel="prefetch" href="/docs/assets/faq.html-CpRM9oM9.js" as="script"><link rel="prefetch" href="/docs/assets/get-started.html-ay9UNq6T.js" as="script"><link rel="prefetch" href="/docs/assets/note.html-BzPB0_F6.js" as="script"><link rel="prefetch" href="/docs/assets/readme.bak.html-BP-C5Xq4.js" as="script"><link rel="prefetch" href="/docs/assets/a5_to_a4.html-Bt-KvIEm.js" as="script"><link rel="prefetch" href="/docs/assets/image_to_pdf.html-CoYbrIGf.js" as="script"><link rel="prefetch" href="/docs/assets/merge_pdf.html-MztDvd3K.js" as="script"><link rel="prefetch" href="/docs/assets/pdf_extract_image.html-C8HBkbsS.js" as="script"><link rel="prefetch" href="/docs/assets/pdf_to_grid.html-Cl0ID0d-.js" as="script"><link rel="prefetch" href="/docs/assets/pdf_to_image.html-BmDRbS5h.js" as="script"><link rel="prefetch" href="/docs/assets/rotate_pdf.html-CcoO0fAM.js" as="script"><link rel="prefetch" href="/docs/assets/split_pdf.html-8vkMRca0.js" as="script"><link rel="prefetch" href="/docs/assets/svg_to_pdf.html-C9f0oj6G.js" as="script"><link rel="prefetch" href="/docs/assets/wechat_to_pdf.html-BhoXtAlW.js" as="script"><link rel="prefetch" href="/docs/assets/404.html-DHhtRzPS.js" as="script"><link rel="prefetch" href="/docs/assets/setupDevtools-QXEOFQJV-BFzSaUFN.js" as="script">
</head>
<body>
<div id="app"><!--[--><div class="vp-theme-container external-link-icon" vp-container><!--[--><header class="vp-navbar" vp-navbar><div class="vp-toggle-sidebar-button" title="toggle sidebar" aria-expanded="false" role="button" tabindex="0"><div class="icon" aria-hidden="true"><span></span><span></span><span></span></div></div><span><a class="route-link" href="/docs/"><img class="vp-site-logo" src="https://static.pdfai.cn/static/logo/logo_300.svg" alt="宝石PDF - 文档"><span class="vp-site-name vp-hide-mobile" aria-hidden="true">宝石PDF - 文档</span></a></span><div class="vp-navbar-items-wrapper" style=""><!--[--><!--]--><!----><!--[--><!--]--><button type="button" class="vp-toggle-color-mode-button" title="toggle color mode"><svg class="light-icon" viewbox="0 0 32 32" style=""><path d="M16 12.005a4 4 0 1 1-4 4a4.005 4.005 0 0 1 4-4m0-2a6 6 0 1 0 6 6a6 6 0 0 0-6-6z" fill="currentColor"></path><path d="M5.394 6.813l1.414-1.415l3.506 3.506L8.9 10.318z" fill="currentColor"></path><path d="M2 15.005h5v2H2z" fill="currentColor"></path><path d="M5.394 25.197L8.9 21.691l1.414 1.415l-3.506 3.505z" fill="currentColor"></path><path d="M15 25.005h2v5h-2z" fill="currentColor"></path><path d="M21.687 23.106l1.414-1.415l3.506 3.506l-1.414 1.414z" fill="currentColor"></path><path d="M25 15.005h5v2h-5z" fill="currentColor"></path><path d="M21.687 8.904l3.506-3.506l1.414 1.415l-3.506 3.505z" fill="currentColor"></path><path d="M15 2.005h2v5h-2z" fill="currentColor"></path></svg><svg class="dark-icon" viewbox="0 0 32 32" style="display:none;"><path d="M13.502 5.414a15.075 15.075 0 0 0 11.594 18.194a11.113 11.113 0 0 1-7.975 3.39c-.138 0-.278.005-.418 0a11.094 11.094 0 0 1-3.2-21.584M14.98 3a1.002 1.002 0 0 0-.175.016a13.096 13.096 0 0 0 1.825 25.981c.164.006.328 0 .49 0a13.072 13.072 0 0 0 10.703-5.555a1.01 1.01 0 0 0-.783-1.565A13.08 13.08 0 0 1 15.89 4.38A1.015 1.015 0 0 0 14.98 3z" fill="currentColor"></path></svg></button><!----></div></header><!--]--><div class="vp-sidebar-mask"></div><!--[--><aside class="vp-sidebar" vp-sidebar><!----><!--[--><!--]--><ul class="vp-sidebar-items"><!--[--><li><p tabindex="0" class="vp-sidebar-item vp-sidebar-heading">指南 <!----></p><ul style="" class="vp-sidebar-children"><!--[--><li><a class="route-link auto-link vp-sidebar-item" href="/docs/get-started.html" aria-label="快速开始"><!--[--><!--[--><!--]--><!--]-->快速开始<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/faq.html" aria-label="FAQ"><!--[--><!--[--><!--]--><!--]-->FAQ<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/note.html" aria-label="更新日志"><!--[--><!--[--><!--]--><!--]-->更新日志<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/deployment.html" aria-label="私有化部署"><!--[--><!--[--><!--]--><!--]-->私有化部署<!--[--><!--[--><!--]--><!--]--></a><!----></li><!--]--></ul></li><li><p tabindex="0" class="vp-sidebar-item vp-sidebar-heading active">API <!----></p><ul style="" class="vp-sidebar-children"><!--[--><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/pdf_to_image.html" aria-label="PDF转图片"><!--[--><!--[--><!--]--><!--]-->PDF转图片<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/image_to_pdf.html" aria-label="图片转PDF"><!--[--><!--[--><!--]--><!--]-->图片转PDF<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/pdf_extract_image.html" aria-label="PDF提取图片"><!--[--><!--[--><!--]--><!--]-->PDF提取图片<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/a5_to_a4.html" aria-label="A5合并到A4"><!--[--><!--[--><!--]--><!--]-->A5合并到A4<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/rotate_pdf.html" aria-label="PDF旋转"><!--[--><!--[--><!--]--><!--]-->PDF旋转<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/merge_pdf.html" aria-label="PDF合并"><!--[--><!--[--><!--]--><!--]-->PDF合并<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/split_pdf.html" aria-label="PDF拆分"><!--[--><!--[--><!--]--><!--]-->PDF拆分<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/pdf_to_grid.html" aria-label="PDF网格排列"><!--[--><!--[--><!--]--><!--]-->PDF网格排列<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link route-link-active auto-link vp-sidebar-item active" href="/docs/api/comcompress_pdf.html" aria-label="PDF压缩"><!--[--><!--[--><!--]--><!--]-->PDF压缩<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/wechat_to_pdf.html" aria-label="公众号转PDF"><!--[--><!--[--><!--]--><!--]-->公众号转PDF<!--[--><!--[--><!--]--><!--]--></a><!----></li><li><a class="route-link auto-link vp-sidebar-item" href="/docs/api/svg_to_pdf.html" aria-label="SVG转PDF"><!--[--><!--[--><!--]--><!--]-->SVG转PDF<!--[--><!--[--><!--]--><!--]--></a><!----></li><!--]--></ul></li><!--]--></ul><!--[--><!--]--></aside><!--]--><!--[--><main class="vp-page"><!--[--><!--]--><div vp-content><!--[--><!--]--><div><h1 id="pdf压缩" tabindex="-1"><a class="header-anchor" href="#pdf压缩"><span>PDF压缩</span></a></h1><p><strong>说明</strong></p><p>压缩PDF文件，高压缩率，智能压缩算法，最大限度减小文件体积</p><ul><li>体验地址 <a href="https://www.pdfai.cn/compress-pdf" target="_blank" rel="noopener noreferrer">https://www.pdfai.cn/compress-pdf</a></li></ul><h2 id="接口说明" tabindex="-1"><a class="header-anchor" href="#接口说明"><span>接口说明</span></a></h2><ul><li>请求地址 <code>https://pdf-api.pdfai.cn/v1/pdf/compress_pdf</code></li><li>请求方式 <code>POST</code></li></ul><p><strong>请求Body</strong></p><p>JSON格式</p><div class="language-text line-numbers-mode" data-highlighter="prismjs" data-ext="text" data-title="text"><pre><code><span class="line">{</span>
<span class="line"> "app_key": "app_key_test",</span>
<span class="line"> "input": "https://static.pdfai.cn/static/example/files/big.pdf",</span>
<span class="line"> "page": 1</span>
<span class="line">}</span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p><strong>字段说明</strong></p><table><thead><tr><th>名称</th><th>类型</th><th>必须</th><th>描述</th></tr></thead><tbody><tr><td>app_key</td><td>String</td><td>是</td><td><code>app_key_test</code>，固定值</td></tr><tr><td>input</td><td>String</td><td>是</td><td>输入文件，可访问互联网url，比如 <code>https://static.pdfai.cn/static/example/files/big.pdf</code></td></tr></tbody></table><p><strong>代码例子：支持 PHP、Node、Js、Go、C++、Python、Java 等</strong></p><div class="vp-code-tabs"><div class="vp-code-tabs-nav" role="tablist"><button type="button" class="vp-code-tab-nav active" role="tab" aria-controls="codetab-92-0" aria-selected="true">CURL</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-1" aria-selected="false">PHP</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-2" aria-selected="false">Node</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-3" aria-selected="false">Js</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-4" aria-selected="false">Go</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-5" aria-selected="false">C++</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-6" aria-selected="false">Python</button><button type="button" class="vp-code-tab-nav" role="tab" aria-controls="codetab-92-7" aria-selected="false">Java</button></div><!--[--><div class="vp-code-tab active" id="codetab-92-0" role="tabpanel" aria-expanded="true"><div class="vp-code-tab-title">CURL</div><!--[--><div class="language-bash line-numbers-mode" data-highlighter="prismjs" data-ext="sh" data-title="sh"><pre><code><span class="line"><span class="token function">curl</span> <span class="token parameter variable">-X</span> <span class="token string">'POST'</span> <span class="token punctuation">\</span></span>
<span class="line"> <span class="token string">'https://pdf-api.pdfai.cn/v1/pdf/compress_pdf'</span> <span class="token punctuation">\</span></span>
<span class="line"> <span class="token parameter variable">-H</span> <span class="token string">'accept: application/json'</span> <span class="token punctuation">\</span></span>
<span class="line"> <span class="token parameter variable">-H</span> <span class="token string">'Content-Type: application/json'</span> <span class="token punctuation">\</span></span>
<span class="line"> <span class="token parameter variable">-d</span> <span class="token string">'{</span>
<span class="line"> "app_key": "app_key_test",</span>
<span class="line"> "input": "https://static.pdfai.cn/static/example/files/big.pdf"</span>
<span class="line">}'</span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-1" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">PHP</div><!--[--><div class="language-php line-numbers-mode" data-highlighter="prismjs" data-ext="php" data-title="php"><pre><code><span class="line"><span class="token php language-php"><span class="token delimiter important"><?php</span></span>
<span class="line"><span class="token variable">$curl</span> <span class="token operator">=</span> <span class="token function">curl_init</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token function">curl_setopt_array</span><span class="token punctuation">(</span><span class="token variable">$curl</span><span class="token punctuation">,</span> <span class="token punctuation">[</span></span>
<span class="line"> <span class="token constant">CURLOPT_URL</span> <span class="token operator">=></span> <span class="token string single-quoted-string">'https://pdf-api.pdfai.cn/v1/pdf/compress_pdf'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token constant">CURLOPT_RETURNTRANSFER</span> <span class="token operator">=></span> <span class="token constant boolean">true</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token constant">CURLOPT_POST</span> <span class="token operator">=></span> <span class="token constant boolean">true</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token constant">CURLOPT_HTTPHEADER</span> <span class="token operator">=></span> <span class="token punctuation">[</span></span>
<span class="line"> <span class="token string single-quoted-string">'accept: application/json'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string single-quoted-string">'Content-Type: application/json'</span></span>
<span class="line"> <span class="token punctuation">]</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token constant">CURLOPT_POSTFIELDS</span> <span class="token operator">=></span> <span class="token function">json_encode</span><span class="token punctuation">(</span><span class="token punctuation">[</span></span>
<span class="line"> <span class="token string single-quoted-string">'app_key'</span> <span class="token operator">=></span> <span class="token string single-quoted-string">'app_key_test'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string single-quoted-string">'input'</span> <span class="token operator">=></span> <span class="token string single-quoted-string">'https://static.pdfai.cn/static/example/files/big.pdf'</span></span>
<span class="line"> <span class="token punctuation">]</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token variable">$response</span> <span class="token operator">=</span> <span class="token function">curl_exec</span><span class="token punctuation">(</span><span class="token variable">$curl</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token variable">$err</span> <span class="token operator">=</span> <span class="token function">curl_error</span><span class="token punctuation">(</span><span class="token variable">$curl</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token function">curl_close</span><span class="token punctuation">(</span><span class="token variable">$curl</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token variable">$err</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">echo</span> <span class="token string double-quoted-string">"cURL Error #:"</span> <span class="token operator">.</span> <span class="token variable">$err</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">echo</span> <span class="token variable">$response</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-2" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">Node</div><!--[--><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js" data-title="js"><pre><code><span class="line"><span class="token keyword">const</span> request <span class="token operator">=</span> <span class="token function">require</span><span class="token punctuation">(</span><span class="token string">'request'</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token keyword">const</span> options <span class="token operator">=</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">url</span><span class="token operator">:</span> <span class="token string">'https://pdf-api.pdfai.cn/v1/pdf/compress_pdf'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">method</span><span class="token operator">:</span> <span class="token string">'POST'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">headers</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token string-property property">'accept'</span><span class="token operator">:</span> <span class="token string">'application/json'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string-property property">'Content-Type'</span><span class="token operator">:</span> <span class="token string">'application/json'</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">json</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">app_key</span><span class="token operator">:</span> <span class="token string">'app_key_test'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">input</span><span class="token operator">:</span> <span class="token string">'https://static.pdfai.cn/static/example/files/big.pdf'</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"><span class="token punctuation">}</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token function">request</span><span class="token punctuation">(</span>options<span class="token punctuation">,</span> <span class="token keyword">function</span><span class="token punctuation">(</span><span class="token parameter">error<span class="token punctuation">,</span> response<span class="token punctuation">,</span> body</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">if</span> <span class="token punctuation">(</span>error<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> console<span class="token punctuation">.</span><span class="token function">error</span><span class="token punctuation">(</span><span class="token string">'Error:'</span><span class="token punctuation">,</span> error<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span></span>
<span class="line"> console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'Response:'</span><span class="token punctuation">,</span> body<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"><span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-3" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">Js</div><!--[--><div class="language-javascript line-numbers-mode" data-highlighter="prismjs" data-ext="js" data-title="js"><pre><code><span class="line"><span class="token function">fetch</span><span class="token punctuation">(</span><span class="token string">'https://pdf-api.pdfai.cn/v1/pdf/compress_pdf'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">method</span><span class="token operator">:</span> <span class="token string">'POST'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">headers</span><span class="token operator">:</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token string-property property">'accept'</span><span class="token operator">:</span> <span class="token string">'application/json'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string-property property">'Content-Type'</span><span class="token operator">:</span> <span class="token string">'application/json'</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">body</span><span class="token operator">:</span> <span class="token constant">JSON</span><span class="token punctuation">.</span><span class="token function">stringify</span><span class="token punctuation">(</span><span class="token punctuation">{</span></span>
<span class="line"> <span class="token literal-property property">app_key</span><span class="token operator">:</span> <span class="token string">'app_key_test'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token literal-property property">input</span><span class="token operator">:</span> <span class="token string">'https://static.pdfai.cn/static/example/files/big.pdf'</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token punctuation">}</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span><span class="token parameter">response</span> <span class="token operator">=></span> response<span class="token punctuation">.</span><span class="token function">json</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token punctuation">.</span><span class="token function">then</span><span class="token punctuation">(</span><span class="token parameter">data</span> <span class="token operator">=></span> <span class="token punctuation">{</span></span>
<span class="line"> console<span class="token punctuation">.</span><span class="token function">log</span><span class="token punctuation">(</span><span class="token string">'Success:'</span><span class="token punctuation">,</span> data<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token punctuation">.</span><span class="token function">catch</span><span class="token punctuation">(</span><span class="token parameter">error</span> <span class="token operator">=></span> <span class="token punctuation">{</span></span>
<span class="line"> console<span class="token punctuation">.</span><span class="token function">error</span><span class="token punctuation">(</span><span class="token string">'Error:'</span><span class="token punctuation">,</span> error<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-4" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">Go</div><!--[--><div class="language-go line-numbers-mode" data-highlighter="prismjs" data-ext="go" data-title="go"><pre><code><span class="line"><span class="token keyword">package</span> main</span>
<span class="line"></span>
<span class="line"><span class="token keyword">import</span> <span class="token punctuation">(</span></span>
<span class="line"> <span class="token string">"bytes"</span></span>
<span class="line"> <span class="token string">"encoding/json"</span></span>
<span class="line"> <span class="token string">"fmt"</span></span>
<span class="line"> <span class="token string">"io/ioutil"</span></span>
<span class="line"> <span class="token string">"net/http"</span></span>
<span class="line"><span class="token punctuation">)</span></span>
<span class="line"></span>
<span class="line"><span class="token keyword">func</span> <span class="token function">main</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token comment">// 构造请求数据</span></span>
<span class="line"> requestBody<span class="token punctuation">,</span> err <span class="token operator">:=</span> json<span class="token punctuation">.</span><span class="token function">Marshal</span><span class="token punctuation">(</span><span class="token keyword">map</span><span class="token punctuation">[</span><span class="token builtin">string</span><span class="token punctuation">]</span><span class="token keyword">interface</span><span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">{</span></span>
<span class="line"> <span class="token string">"app_key"</span><span class="token punctuation">:</span> <span class="token string">"app_key_test"</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string">"input"</span><span class="token punctuation">:</span> <span class="token string">"https://static.pdfai.cn/static/example/files/big.pdf"</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token punctuation">}</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span></span>
<span class="line"> fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">"Error: %v\n"</span><span class="token punctuation">,</span> err<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">return</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 创建请求</span></span>
<span class="line"> req<span class="token punctuation">,</span> err <span class="token operator">:=</span> http<span class="token punctuation">.</span><span class="token function">NewRequest</span><span class="token punctuation">(</span><span class="token string">"POST"</span><span class="token punctuation">,</span> <span class="token string">"https://pdf-api.pdfai.cn/v1/pdf/compress_pdf"</span><span class="token punctuation">,</span> bytes<span class="token punctuation">.</span><span class="token function">NewBuffer</span><span class="token punctuation">(</span>requestBody<span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span></span>
<span class="line"> fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">"Error: %v\n"</span><span class="token punctuation">,</span> err<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">return</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 设置请求头</span></span>
<span class="line"> req<span class="token punctuation">.</span>Header<span class="token punctuation">.</span><span class="token function">Set</span><span class="token punctuation">(</span><span class="token string">"Content-Type"</span><span class="token punctuation">,</span> <span class="token string">"application/json"</span><span class="token punctuation">)</span></span>
<span class="line"> req<span class="token punctuation">.</span>Header<span class="token punctuation">.</span><span class="token function">Set</span><span class="token punctuation">(</span><span class="token string">"accept"</span><span class="token punctuation">,</span> <span class="token string">"application/json"</span><span class="token punctuation">)</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 发送请求</span></span>
<span class="line"> client <span class="token operator">:=</span> <span class="token operator">&</span>http<span class="token punctuation">.</span>Client<span class="token punctuation">{</span><span class="token punctuation">}</span></span>
<span class="line"> resp<span class="token punctuation">,</span> err <span class="token operator">:=</span> client<span class="token punctuation">.</span><span class="token function">Do</span><span class="token punctuation">(</span>req<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span></span>
<span class="line"> fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">"Error: %v\n"</span><span class="token punctuation">,</span> err<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">return</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token keyword">defer</span> resp<span class="token punctuation">.</span>Body<span class="token punctuation">.</span><span class="token function">Close</span><span class="token punctuation">(</span><span class="token punctuation">)</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 读取响应</span></span>
<span class="line"> body<span class="token punctuation">,</span> err <span class="token operator">:=</span> ioutil<span class="token punctuation">.</span><span class="token function">ReadAll</span><span class="token punctuation">(</span>resp<span class="token punctuation">.</span>Body<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">if</span> err <span class="token operator">!=</span> <span class="token boolean">nil</span> <span class="token punctuation">{</span></span>
<span class="line"> fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">"Error: %v\n"</span><span class="token punctuation">,</span> err<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">return</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">"Response:"</span><span class="token punctuation">,</span> <span class="token function">string</span><span class="token punctuation">(</span>body<span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-5" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">C++</div><!--[--><div class="language-cpp line-numbers-mode" data-highlighter="prismjs" data-ext="cpp" data-title="cpp"><pre><code><span class="line"><span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string"><curl/curl.h></span></span></span>
<span class="line"><span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string"><string></span></span></span>
<span class="line"><span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string"><iostream></span></span></span>
<span class="line"></span>
<span class="line"><span class="token comment">// 回调函数处理响应数据</span></span>
<span class="line">size_t <span class="token function">WriteCallback</span><span class="token punctuation">(</span><span class="token keyword">void</span><span class="token operator">*</span> contents<span class="token punctuation">,</span> size_t size<span class="token punctuation">,</span> size_t nmemb<span class="token punctuation">,</span> std<span class="token double-colon punctuation">::</span>string<span class="token operator">*</span> userp<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> userp<span class="token operator">-></span><span class="token function">append</span><span class="token punctuation">(</span><span class="token punctuation">(</span><span class="token keyword">char</span><span class="token operator">*</span><span class="token punctuation">)</span>contents<span class="token punctuation">,</span> size <span class="token operator">*</span> nmemb<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">return</span> size <span class="token operator">*</span> nmemb<span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"><span class="token keyword">int</span> <span class="token function">main</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> CURL<span class="token operator">*</span> curl <span class="token operator">=</span> <span class="token function">curl_easy_init</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> std<span class="token double-colon punctuation">::</span>string response<span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"> <span class="token keyword">if</span><span class="token punctuation">(</span>curl<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token comment">// 构造请求数据</span></span>
<span class="line"> <span class="token keyword">const</span> <span class="token keyword">char</span><span class="token operator">*</span> json <span class="token operator">=</span> <span class="token string">"{\"app_key\":\"app_key_test\","</span></span>
<span class="line"> <span class="token string">"\"input\":\"https://static.pdfai.cn/static/example/files/big.pdf\"}"</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 设置请求头</span></span>
<span class="line"> <span class="token keyword">struct</span> <span class="token class-name">curl_slist</span><span class="token operator">*</span> headers <span class="token operator">=</span> <span class="token constant">NULL</span><span class="token punctuation">;</span></span>
<span class="line"> headers <span class="token operator">=</span> <span class="token function">curl_slist_append</span><span class="token punctuation">(</span>headers<span class="token punctuation">,</span> <span class="token string">"Content-Type: application/json"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> headers <span class="token operator">=</span> <span class="token function">curl_slist_append</span><span class="token punctuation">(</span>headers<span class="token punctuation">,</span> <span class="token string">"accept: application/json"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 配置CURL选项</span></span>
<span class="line"> <span class="token function">curl_easy_setopt</span><span class="token punctuation">(</span>curl<span class="token punctuation">,</span> CURLOPT_URL<span class="token punctuation">,</span> <span class="token string">"https://pdf-api.pdfai.cn/v1/pdf/compress_pdf"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token function">curl_easy_setopt</span><span class="token punctuation">(</span>curl<span class="token punctuation">,</span> CURLOPT_POSTFIELDS<span class="token punctuation">,</span> json<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token function">curl_easy_setopt</span><span class="token punctuation">(</span>curl<span class="token punctuation">,</span> CURLOPT_HTTPHEADER<span class="token punctuation">,</span> headers<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token function">curl_easy_setopt</span><span class="token punctuation">(</span>curl<span class="token punctuation">,</span> CURLOPT_WRITEFUNCTION<span class="token punctuation">,</span> WriteCallback<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token function">curl_easy_setopt</span><span class="token punctuation">(</span>curl<span class="token punctuation">,</span> CURLOPT_WRITEDATA<span class="token punctuation">,</span> <span class="token operator">&</span>response<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 执行请求</span></span>
<span class="line"> CURLcode res <span class="token operator">=</span> <span class="token function">curl_easy_perform</span><span class="token punctuation">(</span>curl<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> </span>
<span class="line"> <span class="token comment">// 检查错误</span></span>
<span class="line"> <span class="token keyword">if</span><span class="token punctuation">(</span>res <span class="token operator">!=</span> CURLE_OK<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> std<span class="token double-colon punctuation">::</span>cerr <span class="token operator"><<</span> <span class="token string">"Error: "</span> <span class="token operator"><<</span> <span class="token function">curl_easy_strerror</span><span class="token punctuation">(</span>res<span class="token punctuation">)</span> <span class="token operator"><<</span> std<span class="token double-colon punctuation">::</span>endl<span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span> <span class="token keyword">else</span> <span class="token punctuation">{</span></span>
<span class="line"> std<span class="token double-colon punctuation">::</span>cout <span class="token operator"><<</span> <span class="token string">"Response: "</span> <span class="token operator"><<</span> response <span class="token operator"><<</span> std<span class="token double-colon punctuation">::</span>endl<span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 清理</span></span>
<span class="line"> <span class="token function">curl_slist_free_all</span><span class="token punctuation">(</span>headers<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token function">curl_easy_cleanup</span><span class="token punctuation">(</span>curl<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> <span class="token keyword">return</span> <span class="token number">0</span><span class="token punctuation">;</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-6" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">Python</div><!--[--><div class="language-python line-numbers-mode" data-highlighter="prismjs" data-ext="py" data-title="py"><pre><code><span class="line"><span class="token keyword">import</span> requests</span>
<span class="line"><span class="token keyword">import</span> json</span>
<span class="line"></span>
<span class="line">url <span class="token operator">=</span> <span class="token string">'https://pdf-api.pdfai.cn/v1/pdf/compress_pdf'</span></span>
<span class="line">headers <span class="token operator">=</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token string">'accept'</span><span class="token punctuation">:</span> <span class="token string">'application/json'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string">'Content-Type'</span><span class="token punctuation">:</span> <span class="token string">'application/json'</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line">data <span class="token operator">=</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token string">'app_key'</span><span class="token punctuation">:</span> <span class="token string">'app_key_test'</span><span class="token punctuation">,</span></span>
<span class="line"> <span class="token string">'input'</span><span class="token punctuation">:</span> <span class="token string">'https://static.pdfai.cn/static/example/files/big.pdf'</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"><span class="token keyword">try</span><span class="token punctuation">:</span></span>
<span class="line"> response <span class="token operator">=</span> requests<span class="token punctuation">.</span>post<span class="token punctuation">(</span>url<span class="token punctuation">,</span> headers<span class="token operator">=</span>headers<span class="token punctuation">,</span> json<span class="token operator">=</span>data<span class="token punctuation">)</span></span>
<span class="line"> <span class="token keyword">print</span><span class="token punctuation">(</span><span class="token string">'Response:'</span><span class="token punctuation">,</span> response<span class="token punctuation">.</span>json<span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"><span class="token keyword">except</span> Exception <span class="token keyword">as</span> e<span class="token punctuation">:</span></span>
<span class="line"> <span class="token keyword">print</span><span class="token punctuation">(</span><span class="token string">'Error:'</span><span class="token punctuation">,</span> <span class="token builtin">str</span><span class="token punctuation">(</span>e<span class="token punctuation">)</span><span class="token punctuation">)</span></span>
<span class="line"></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><div class="vp-code-tab" id="codetab-92-7" role="tabpanel" aria-expanded="false"><div class="vp-code-tab-title">Java</div><!--[--><div class="language-java line-numbers-mode" data-highlighter="prismjs" data-ext="java" data-title="java"><pre><code><span class="line"><span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>io<span class="token punctuation">.</span></span><span class="token class-name">BufferedReader</span></span><span class="token punctuation">;</span></span>
<span class="line"><span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>io<span class="token punctuation">.</span></span><span class="token class-name">InputStreamReader</span></span><span class="token punctuation">;</span></span>
<span class="line"><span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>io<span class="token punctuation">.</span></span><span class="token class-name">OutputStream</span></span><span class="token punctuation">;</span></span>
<span class="line"><span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>net<span class="token punctuation">.</span></span><span class="token class-name">HttpURLConnection</span></span><span class="token punctuation">;</span></span>
<span class="line"><span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>net<span class="token punctuation">.</span></span><span class="token class-name">URL</span></span><span class="token punctuation">;</span></span>
<span class="line"><span class="token keyword">import</span> <span class="token import"><span class="token namespace">java<span class="token punctuation">.</span>nio<span class="token punctuation">.</span>charset<span class="token punctuation">.</span></span><span class="token class-name">StandardCharsets</span></span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">CompressPdfExample</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span><span class="token class-name">String</span><span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">try</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token class-name">URL</span> url <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">URL</span><span class="token punctuation">(</span><span class="token string">"https://pdf-api.pdfai.cn/v1/pdf/compress_pdf"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token class-name">HttpURLConnection</span> conn <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token class-name">HttpURLConnection</span><span class="token punctuation">)</span> url<span class="token punctuation">.</span><span class="token function">openConnection</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> conn<span class="token punctuation">.</span><span class="token function">setRequestMethod</span><span class="token punctuation">(</span><span class="token string">"POST"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> conn<span class="token punctuation">.</span><span class="token function">setRequestProperty</span><span class="token punctuation">(</span><span class="token string">"Content-Type"</span><span class="token punctuation">,</span> <span class="token string">"application/json"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> conn<span class="token punctuation">.</span><span class="token function">setRequestProperty</span><span class="token punctuation">(</span><span class="token string">"accept"</span><span class="token punctuation">,</span> <span class="token string">"application/json"</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> conn<span class="token punctuation">.</span><span class="token function">setDoOutput</span><span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 构造请求数据</span></span>
<span class="line"> <span class="token class-name">String</span> jsonInput <span class="token operator">=</span> <span class="token string">"{\"app_key\":\"app_key_test\","</span> <span class="token operator">+</span></span>
<span class="line"> <span class="token string">"\"input\":\"https://static.pdfai.cn/static/example/files/big.pdf\"}"</span><span class="token punctuation">;</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 发送请求</span></span>
<span class="line"> <span class="token keyword">try</span> <span class="token punctuation">(</span><span class="token class-name">OutputStream</span> os <span class="token operator">=</span> conn<span class="token punctuation">.</span><span class="token function">getOutputStream</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token keyword">byte</span><span class="token punctuation">[</span><span class="token punctuation">]</span> input <span class="token operator">=</span> jsonInput<span class="token punctuation">.</span><span class="token function">getBytes</span><span class="token punctuation">(</span><span class="token class-name">StandardCharsets</span><span class="token punctuation">.</span><span class="token constant">UTF_8</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> os<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span>input<span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> input<span class="token punctuation">.</span>length<span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> <span class="token comment">// 读取响应</span></span>
<span class="line"> <span class="token keyword">try</span> <span class="token punctuation">(</span><span class="token class-name">BufferedReader</span> br <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">BufferedReader</span><span class="token punctuation">(</span></span>
<span class="line"> <span class="token keyword">new</span> <span class="token class-name">InputStreamReader</span><span class="token punctuation">(</span>conn<span class="token punctuation">.</span><span class="token function">getInputStream</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token class-name">StandardCharsets</span><span class="token punctuation">.</span><span class="token constant">UTF_8</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token class-name">StringBuilder</span> response <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">StringBuilder</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token class-name">String</span> responseLine<span class="token punctuation">;</span></span>
<span class="line"> <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token punctuation">(</span>responseLine <span class="token operator">=</span> br<span class="token punctuation">.</span><span class="token function">readLine</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token operator">!=</span> <span class="token keyword">null</span><span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> response<span class="token punctuation">.</span><span class="token function">append</span><span class="token punctuation">(</span>responseLine<span class="token punctuation">.</span><span class="token function">trim</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token class-name">System</span><span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"Response: "</span> <span class="token operator">+</span> response<span class="token punctuation">.</span><span class="token function">toString</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"></span>
<span class="line"> <span class="token punctuation">}</span> <span class="token keyword">catch</span> <span class="token punctuation">(</span><span class="token class-name">Exception</span> e<span class="token punctuation">)</span> <span class="token punctuation">{</span></span>
<span class="line"> <span class="token class-name">System</span><span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"Error: "</span> <span class="token operator">+</span> e<span class="token punctuation">.</span><span class="token function">getMessage</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"> <span class="token punctuation">}</span></span>
<span class="line"><span class="token punctuation">}</span></span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><!--]--></div><!--]--></div><p><strong>返回结果</strong></p><div class="language-text line-numbers-mode" data-highlighter="prismjs" data-ext="text" data-title="text"><pre><code><span class="line">{</span>
<span class="line"> "code": 200,</span>
<span class="line"> "data": {</span>
<span class="line"> "file_url": "https://static.pdfai.cn/static/example/out/compress_big.pdf"</span>
<span class="line"> },</span>
<span class="line"> "code_msg": "成功"</span>
<span class="line">}</span>
<span class="line"></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><ul><li>code 等于 200 代表成功，其他值代表失败</li></ul></div><!--[--><!--]--></div><footer class="vp-page-meta"><!----><div class="vp-meta-item git-info"><!----><!----></div></footer><nav class="vp-page-nav" aria-label="page navigation"><a class="route-link auto-link prev" href="/docs/api/pdf_to_grid.html" aria-label="PDF网格排列"><!--[--><div class="hint"><span class="arrow left"></span> Prev</div><div class="link"><span class="external-link">PDF网格排列</span></div><!--]--></a><a class="route-link auto-link next" href="/docs/api/wechat_to_pdf.html" aria-label="公众号转PDF"><!--[--><div class="hint">Next <span class="arrow right"></span></div><div class="link"><span class="external-link">公众号转PDF</span></div><!--]--></a></nav><!--[--><!--]--></main><!--]--></div><!--[--><!----><!--]--><!--]--></div>
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