[{"data":1,"prerenderedAt":382},["ShallowReactive",2],{"blog-pdf-extract-unlock-complete-guide":3},{"id":4,"title":5,"author":6,"body":7,"category":365,"description":366,"extension":367,"image":368,"keywords":369,"meta":374,"navigation":375,"path":376,"publishedAt":377,"readingTime":378,"seo":379,"stem":380,"updatedAt":377,"__hash__":381},"blog\u002Fblog\u002Fpdf-extract-unlock-complete-guide.md","PDF提取图片与PDF解锁完全指南：在线提取PDF中的图片及移除密码保护","91AI工具团队",{"type":8,"value":9,"toc":344},"minimark",[10,15,19,24,53,57,83,87,107,111,114,140,143,158,162,188,190,207,211,237,240,307,310,314,317,321,324,328,331,335,338,341],[11,12,14],"h2",{"id":13},"pdf提取图片与解锁的常见场景","PDF提取图片与解锁的常见场景",[16,17,18],"p",{},"PDF文件中往往包含大量图片和敏感信息，提取图片和解除密码保护是日常办公中非常实用的需求。",[20,21,23],"h3",{"id":22},"pdf提取图片场景","PDF提取图片场景",[25,26,27,35,41,47],"ul",{},[28,29,30,34],"li",{},[31,32,33],"strong",{},"素材收集","：从PDF文档中提取图片用于其他设计项目",[28,36,37,40],{},[31,38,39],{},"内容复用","：提取产品手册中的产品图片用于电商展示",[28,42,43,46],{},[31,44,45],{},"资料整理","：从PDF报告中提取图表和截图单独保存",[28,48,49,52],{},[31,50,51],{},"数据分析","：提取PDF中的数据图表用于分析报告",[20,54,56],{"id":55},"pdf解锁场景","PDF解锁场景",[25,58,59,65,71,77],{},[28,60,61,64],{},[31,62,63],{},"忘记密码","：自己加密的PDF密码遗忘需要解锁",[28,66,67,70],{},[31,68,69],{},"接收加密文档","：供应商或客户发送的加密PDF需要解密处理",[28,72,73,76],{},[31,74,75],{},"批量操作需求","：加密PDF每次打开都要输密码影响工作效率",[28,78,79,82],{},[31,80,81],{},"文档二次编辑","：受限的PDF需要解除限制才能编辑",[20,84,86],{"id":85},"pdf添加页码场景","PDF添加页码场景",[25,88,89,95,101],{},[28,90,91,94],{},[31,92,93],{},"文档规范化","：为合同、报告等正式文档添加页码",[28,96,97,100],{},[31,98,99],{},"多页文件整理","：合并后的PDF添加连续页码便于阅读",[28,102,103,106],{},[31,104,105],{},"打印装订","：添加页码后打印装订更便捷",[11,108,110],{"id":109},"_91ai工具pdf提取图片","91AI工具PDF提取图片",[16,112,113],{},"91AI工具提供免费的在线PDF提取图片功能：",[25,115,116,122,128,134],{},[28,117,118,121],{},[31,119,120],{},"批量提取","：自动识别PDF中的所有图片并一次性提取",[28,123,124,127],{},[31,125,126],{},"保持原图质量","：提取的图片保持原始分辨率和画质",[28,129,130,133],{},[31,131,132],{},"多种格式","：支持JPG和PNG格式输出",[28,135,136,139],{},[31,137,138],{},"一键打包","：所有图片打包为ZIP文件下载",[16,141,142],{},"操作步骤：",[144,145,146,149,152,155],"ol",{},[28,147,148],{},"访问91AI工具PDF提取图片页面",[28,150,151],{},"上传PDF文件",[28,153,154],{},"点击开始提取",[28,156,157],{},"下载ZIP格式的图片包",[11,159,161],{"id":160},"_91ai工具pdf解锁解密","91AI工具PDF解锁（解密）",[25,163,164,170,176,182],{},[28,165,166,169],{},[31,167,168],{},"支持密码解锁","：输入正确密码即可解除PDF保护",[28,171,172,175],{},[31,173,174],{},"移除权限限制","：解除文档的打印、编辑、复制等权限限制",[28,177,178,181],{},[31,179,180],{},"批量处理","：支持同时解密多个PDF文件",[28,183,184,187],{},[31,185,186],{},"保持原样","：解密后的PDF内容和格式完全不变",[16,189,142],{},[144,191,192,195,198,201,204],{},[28,193,194],{},"访问91AI工具PDF解锁页面",[28,196,197],{},"上传加密的PDF文件",[28,199,200],{},"输入文件打开密码",[28,202,203],{},"点击解锁",[28,205,206],{},"下载解密后的PDF",[11,208,210],{"id":209},"_91ai工具pdf添加页码","91AI工具PDF添加页码",[25,212,213,219,225,231],{},[28,214,215,218],{},[31,216,217],{},"页码位置","：支持页脚居中、左下、右下等多种位置",[28,220,221,224],{},[31,222,223],{},"起始编号","：可自定义起始页码编号",[28,226,227,230],{},[31,228,229],{},"格式选择","：支持数字、罗马数字等多种格式",[28,232,233,236],{},[31,234,235],{},"跳过封面","：支持从指定页面开始编号",[11,238,239],{"id":239},"场景方案",[241,242,243,259],"table",{},[244,245,246],"thead",{},[247,248,249,253,256],"tr",{},[250,251,252],"th",{},"需求",[250,254,255],{},"推荐工具",[250,257,258],{},"输出",[260,261,262,274,285,296],"tbody",{},[247,263,264,268,271],{},[265,266,267],"td",{},"提取PDF中的图片素材",[265,269,270],{},"PDF提取图片",[265,272,273],{},"JPG\u002FPNG图片",[247,275,276,279,282],{},[265,277,278],{},"解密加密的PDF文件",[265,280,281],{},"PDF解锁",[265,283,284],{},"无密码的PDF",[247,286,287,290,293],{},[265,288,289],{},"为文档添加页码",[265,291,292],{},"PDF添加页码",[265,294,295],{},"带页码的PDF",[247,297,298,301,304],{},[265,299,300],{},"合并后重新编号",[265,302,303],{},"PDF合并 + 添加页码",[265,305,306],{},"重新编号的PDF",[11,308,309],{"id":309},"常见问题",[20,311,313],{"id":312},"pdf提取图片能提取所有格式的图片吗","PDF提取图片能提取所有格式的图片吗？",[16,315,316],{},"可以提取PDF中嵌入的JPG、PNG等常见格式的图片。如果图片是PDF内部渲染生成的矢量图形，提取时可能转为位图格式。",[20,318,320],{"id":319},"所有加密的pdf都能解锁吗","所有加密的PDF都能解锁吗？",[16,322,323],{},"91AI工具的PDF解锁功能可以解密由密码保护的PDF文件。如果文件被彻底加密且不提供密码，则无法解密。",[20,325,327],{"id":326},"添加页码后还能修改吗","添加页码后还能修改吗？",[16,329,330],{},"添加页码是直接写入PDF页面内容的，添加后如需修改需要重新设置。建议在完成所有编辑后再添加页码。",[20,332,334],{"id":333},"提取图片的清晰度如何","提取图片的清晰度如何？",[16,336,337],{},"提取的图片保持PDF原始文件中的分辨率，不压缩不降质，与原文档中的图片质量完全一致。",[11,339,340],{"id":340},"总结",[16,342,343],{},"PDF提取图片和PDF解锁是文档处理中非常实用的功能。91AI工具提供免费的在线PDF提取图片、PDF解锁和PDF添加页码服务，帮助高效管理和编辑PDF文件。",{"title":345,"searchDepth":346,"depth":346,"links":347},"",2,[348,354,355,356,357,358,364],{"id":13,"depth":346,"text":14,"children":349},[350,352,353],{"id":22,"depth":351,"text":23},3,{"id":55,"depth":351,"text":56},{"id":85,"depth":351,"text":86},{"id":109,"depth":346,"text":110},{"id":160,"depth":346,"text":161},{"id":209,"depth":346,"text":210},{"id":239,"depth":346,"text":239},{"id":309,"depth":346,"text":309,"children":359},[360,361,362,363],{"id":312,"depth":351,"text":313},{"id":319,"depth":351,"text":320},{"id":326,"depth":351,"text":327},{"id":333,"depth":351,"text":334},{"id":340,"depth":346,"text":340},"pdf-manipulation","PDF文件中的图片怎么批量提取出来单独保存使用？忘记密码的加密PDF如何在线解除保护快速解锁？本文详解PDF提取图片和PDF解密解锁的一套完整操作方法，涵盖批量提取PDF中所有嵌入图片保留原始画质、输入密码解密PDF移除编辑和打印限制以及自定义添加页码等实用技巧，助你轻松管理和编辑PDF文档内容文件。","md","\u002Fog-image.png",[270,281,370,292,371,372,373],"PDF解密","PDF图片提取","移除PDF密码","免费在线PDF工具",{},true,"\u002Fblog\u002Fpdf-extract-unlock-complete-guide","2026-06-11",6,{"title":5,"description":366},"blog\u002Fpdf-extract-unlock-complete-guide","KeDIlY1E9ZD80-4Lkmy5IrfzTyiXvAOAUFCG36fCntw",1781244824302]